IMPORTANT QUESTIONS IN USER INTERFACE DESIGN-IT2024 IT 2024 subject for NOV/DEC 2012 AU ANNA UNIVERSITY EXAMINATIONS FOR FINAL YEAR 7th semester CSE Students

Important Questions in User Interface Design IT2024 IT 2024 subject for NOV/DEC 2012 AU ANNA UNIVERSITY EXAMINATIONS FOR FINAL YEAR 7th semester CSE Students

Unit-1

SECTION-1

1. Characteristics of Internet Vs Intranet - 8 Marks

2. Compare Printed Pages Vs Web Pages - 8 Marks

3. Need for Human Computer Interface - 8 Marks

4. Direct manipulation graphical system with example. - 8 Marks

5. Characteristics of GUI. - 16 Marks

6. Characteristics and Principles of UID - 16 Marks

SECTION-2

1. Compare GUI and Web Interface - 16 Marks

2. Characteristics and Principles involved in web user interface design - 16 Marks

3. Steps to be followed for creating an effective web user interface.

UNIT-2

SECTION-1

1. Impact of Human characteristics in design - 16 Marks

2. Requirement analysis. Direct method and indirect methods of business req analysis. - 16 Marks

3. Obstacles faced in UID? How is it improved by the designers? - 16 Marks

SECTION-2

1. Detailed note on graphical menu's. -16 Marks

2. Requirement analysis. Direct and indirect methods -16 Marks

3. Explain the concept of organizing screen display elements clearly and meaningfully. -16 Marks

UNIT-3

SECTION-1

1. Write in detail about types of windows -16 Marks

2. Components and presentation styles of windows - 16 Marks

SECTION-2

1. Detail about presentation controls - 16 Marks

2. Screen based controls used in web interface. -16 Marks

3. Selection and combination controls -16 Marks

UNIT-4

SECTION-1

1. Discuss the guidelines to be followed to provide text for web pages. -16 Marks

2. Accessibility -16 Marks

3. Guidance and Assistance -16 Marks

4. Internationalization and its issues - 16 Marks

SECTION-2

1. Detailed note on multimedia in UID -16 Marks

2. Accessibility -16 Marks

3. Icon Design guidelines -16 Marks

UNIT-5

SECTION-1

1. Prototypes -16 Marks

2. Usability Test and its types -16 Marks

3. Elaborate on need and types of text. -16 Marks

SECTION-2

1. Hypermedia -8 Marks

2. Test and stages involved in test -16 Marks

3. Information Search -8 Marks

ENGINEERING GRAPHICS-GE2111 ANNA UNIVERSITY QUESTION BANK-GE2111 . 185101 Engineering Graphics - PREVIOUS YEAR QUESTION PAPERS-185101(GE2111) Engineering Graphics — QUESTION BANk

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011

Common to All B.E./B.Tech.

First Semester

185101 — ENGINEERING GRAPHICS

(REGULATION 2010)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

(5 X20 = 100 marks)

1. (a) Construct an ellipse when the distance of its focus from its directrix is equal to 50 mm and the eccentricity is 2/3. Also draw a tangent and a normal to the ellipse.

Or

(b) Make free hand sketches of the front, top and left side view of the object
shown in Fib. Q 1(b).

Fib. Q 1(b)
2. (a) A Line AB has its end A 15 mm above H.P and 20 mm in front of V.P. The end B is 60 mm above H.P. and the line is inclined at 30° to H.P. The distance between the end projectors of the line is 55 mm. Draw the projections and find its inclination with V.P.

Or

(b) A regular hexagonal lamina of 40 mm side is resting on one of its corner on H.P. Its surface is inclined at 45° to H.P. The plan of the diagonal through the corner which is on H.P. makes an angle of 45° with XY. Draw its projections.
3. (a) A hexagonal prism of side of base 25 mm and axis 60 mm rests on a corner of its base in H.P. with the axis of the prism inclined at 40° to H.P. and parallel to V.P. Draw its projections.

Or

(b) A pentagonal pyramid of base edge 25 mm and axis length 60 mm rests on one base side on HP such that the highest base corner is 20 mm above HP. Its axis is parallel to VP. Draw its top and front views.
4. (a) A tetrahedron of 60 mm long edges rests with one of its face on H.P. and an edge is perpendicular to V.P. A section plane perpendicular to V.P cuts the tetrahedron such that the true shape of section is an isosceles triangle of base 50 mm and altitude 36 mm. Draw the front view, sectional top view and the true shape of the section. Also find the inclination of the section plane.

Or

(b) A vertical cylinder of diameter 50 mm and height 80 mm is drilled by a hole of diameter 30 mm such that the axis of the hole is perpendicular toV.P. and parallel to H.P. Draw the lateral surface development of the solid.
5. (a) A hexagonal prism of base edge, 20 mm and height 60 mm rests on the H.P. on its base with two of its rectangular faces parallel to V.P. It is cut by a plane inclined at 30° to H.P cutting the axis of the prism at a height of 45 mm from its base. Draw the isometric view of the truncated prism.

Or

(b) A square prism of 55 mm edge of base and 70 mm height is placed on the ground behind the PP with its axis vertical and one of the edges of the base receding to the left at an angle of 40° to the PP. The nearest vertical edge of the solid is 20 mm behind PP and 25 mm to the left of the observer who is at a distance of 120 mm in front of PP. The height of the observer above the ground is 100 mm. Draw the perspective view of the prism.

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CE2306-Design of RC Elements Anna University Question bank,Question Paper for civil engineering

CE2306 Design of RC Elements Anna University Question bank 

PART-A
UNIT – I
1. Distinguish between one –way and two way slabs.
2. Explain the terms ‘balanced’, ‘over reinforced’ and ‘under reinforced’ sections in bending
3. Discuss the different limit state to be considered in reinforced concrete design?
4. Why is it necessary to provide transverse reinforcement in a one way slab?
5. What are the three basic methods using factor of safety to achieve safe workable structures?
6. Explain maximum depth of neutral axis.
7. Find the depth of neutral axis in terms of ‘d’ for a balanced section using Fe 415 steel, in limit state method.
8. What is the difference in the design of one way slab and two way slabs?

UNIT – II

1. What are the advantages of limit state method over working stress and ultimate load methods?
2. How do you find the moment of resistance of a beam section?
3. Discuss the merits of working stress method?
4. What is modular ratio? Determine the modular ratio at M20 grade concrete.
5. What do you understand by limit state of collapse?
6. Draw stress-strain curve for various grades of steel.
7. State the assumptions made in working stress method.
8. What is modular ratio? Determine the modular ratio at M25 grade concrete. 


UNIT – III
1. What are the types of reinforcements used to resist shear?
2. Explain the difference between primary and secondary torsion. Give two examples each.
3. Under what circumstances are doubly reinforced beams used?
4. Reinforced concrete slab are generally safe in shear and do not require shear reinforcement? Why?
5. What is modular ratio?
6. Mention the difference in design principles for L Beam and T Beam.
7. When shear reinforcement is necessary in a beam
8. What is bond stress? Write an expression for it.


UNIT IV
1 What is the minimum and maximum percentage of steel allowed in R.C.Column? Explain why it is necessary to specify the minimum and maximum percentage.
2 Give example of columns that are in practice subjected to unaxial and biaxial bending.
3 Explain (a) Equilibrium torsion (b) Compatibility torsion
4 How do you classify a column as long?
5 What will be minimum and maximum area of tension reinforcement in a beam?
6 How shear reinforcement improves the strength of beam?
7 How do you classify a column as short or long?
8 Write the procedure for the design of an axially loaded short column.


Unit – V


1. Sketch the placement of steel in rectangular footing with a non-central load.
2. What are the situations in which combined footings are preferred over isolated footings?
3. Draw a neat sketch of a masonry footing.
4. What is slenderness ratio for a masonry wall? State the maximum values?
5. Compare the behavior of tied and spirally reinforced column.
6. How do you classify one-way footing and two-way footing in foundation?
7. Under what circumstances a trapezoidal footing become necessary?



PART-B

UNIT - I
1. A singly reinforced concrete beam is of width 450mm and effective depth 715mm. It is reinforced with 8Nos.20mm mild steel bars. Assuming M20 concrete, determine its moment of resistance according to the working stress method. Determine also the stress in steel when the beam is subjected to the above moment.
2. Determine the reinforcement for a T beam with flange width = 1500mm, web width = 300mm, thickness of slab = 100mm, effective depth 735mm, to carry a moment of 380kNm due to characteristic loads. Use M25 concrete and Fe 415 steel. Using Working Stress Design.
3. A singly reinforced concrete beam is of width 400mm and effective depth 615mm. It is reinforced with 8Nos.20mm mild steel bars. Assuming M25 concrete, determine its moment of resistance according to the working stress method. Determine also the stress in steel when the beam is subjected to the above moment.
4. Design a rectangular slab supported on its all four edges (600mm thick) over a classroom of size 4.8m x6.2m. Two adjacent edges of the slab are discontinuous and the remaining two edges are continuous. A finishing surface of cement concrete of 20mm shall be provided over the slab. The slab shall be used as classroom. M20 grade of concrete and HYSD bars shall be used. The unit weight of finishing surface concrete is 24KN/m3.
5. Design a rectangular beam section subjected to an ultimate moment of 120kNm. Use concrete M20 and steel Fe415. Adopt limit state method.

UNIT II
1. A rectangular beam has b=200mm, d=400mm if steel used is Fe 415 and grade of concrete is M25. Find the steel required to carry a factored moment of 12kNm.
2. Design of roof slab for an interior panel of size 5mx6m. Live load is 5.0KN/m2. Use M30 Concrete and Fe 415 Steel.
3. Design a simply supported R.C.C.SLAB for a roof of a hall 4mx10m (inside dimensions) with 230mm walls all around. Assume a live load of 4kN/m2 and finish 1KN/m2.Use grade 25 concrete and Fe 415 steel.
4. A T beam continuous over several supports has to carry a factored negative support moment of 1000kNm. Determine the area of steel at supports if bW = 400MM, bfy =1600mm, Df = 100mm, D=610mm, d’ = 60mm, fck = 30N/mm2, f = 415 N/mm2.
5. A doubly reinforced concrete beam is 250mm wide and 510mm depth the center of tensile steel reinforcement. The compression reinforcement consists of 4 Nos. of 18mm dia bars placed at an effective cover of 40mm from the compression edge of the beam. The tensile reinforcement consists of 4Nos. of 20mm diameter bar. If the beam section is subjected to a BM of 85kNm, calculate the stresses in concrete and tension steel.
6. Design a smallest concrete section of a RC beam to resist an ultimate moment of 62kNm, assuming width 230mm, concrete grade M20 and HYSD bars of grade Fe415.
7. A rectangular beam of width 300mm and effective depth 500mm reinforced with 4 bars of 12mm diameter. Find the moment of resistance and stresses in the top compression fiber of concrete and tension steel. Use concrete M20 and steel Fe415. A dopt working stress method.
8. Design the interior span of a continuous one way slab for an office floor continuous over tee beams spaced at 3 meters. Live load = 4kN/m, Floor finish = 1kN/m2.Use concrete M20 and steel Fe415. Adopt limit state method. Sketch the steel reinforcement.

UNIT – III
1. A rectangular beam width b=350mm and d=550mm has a factored shear of 400kN at the critical section near the support. The steel at the tension side of the section consists of four 32mm bars which are continued to support. Assuming fck=25 and fy=415(N/mm2) design vertical stirrups for the section.
2. A reinforced concrete rectangular beam has a breadth of 350mm and effective depth of 800mm. It has a factored shear of 105kN at section XX. Assuming that fck=25, fy=415(N/mm2) and percentage of tensile steel at that section is 0.5percent, determine the torsional moment the section can resist if no additional reinforcement for torsion is provided. Workout the problem according to IS456 principles of design for torsion.
3. A simply supported beam is 5m in span and carries a characteristic load at 75kN/m. If 6Nos. of 20mm bras are continued into the supports. Check the development length at the supports assuming grade M20 concrete and Fe415steel.
4. A rectangular RCC beam is 400x900mm in size. Assuming the use of grade M25 concrete and Fe415 steel, determine the maximum ultimate torsional moment at the section can take it.
(i) No torsion reinforcement is provided and
(ii) Maximum torsion reinforcement is provided.


5. A rectangular beam width b = 250mm and effective depth 500mm reinforced with 4 bars of 20mm diameter. Determine the shear reinforcement required to resist a shear force of 150kN. Use concrete M20 and steel Fe415.


6. Design a rectangular beam section of width 250mm and effective depth 500mm, subjected to an ultimate moment of 160kNm, ultimate shear force of 30kN and ultimate torsional moment of 10kNm. Use concrete M20 and steel 415.




7. A RC beam 300x450mm in cross section in reinforced with 3 Nos. 20mm diameter of grade Fe250, with an effective cover of 50mm. The ultimate shear at the section of 138kn.Design the shear reinforcement (i)Using only vertical strips without bending any bar for resisting. (ii) Bending 1 bar dia 20mm at 45 degree to resist shear at the section. Assume concrete of grade M20.


8. A reinforced concrete beam 500mm deep and 230mm wide is reinforced with 8Nos.20mm diameter bars at mid span to carry a UDL of 22.5kn/m (inclusive of its own weight) over simple span of 8m. Assuming concrete grade M20, steel grade Fe415, load factor 1.5 and width of support 230mm (i) determine the minimum development length required for 20mm diameter bar to develop full strength (ii) apply check for flexural development length at support assuming all bar to continue at support (iii) determine the minimum number of bars required at support for development length of flexure.

UNIT – IV

1. A rectangular column of effective height of 4m is subjected to a characteristics axial load of 800kN and bending moment of 100kNm about the major axis of the n. Design a suitable section for the column so that the width should not exceed 400mm. Use the minimum percentage of longitudinal steel. Assume fy=415N/mm2 and fck=20N/mm2.


2. An R.C.Column 500x400mm is subjected to an axial ultimate load of 2500kN and bent in single curvature about the minor axis with My(top)=90knm and My(bottom)=120knm as ultimate moments. If L0=7.2m and Le=5.75m on both axes, calculate the design moments for the column.


3. Design the reinforcement in a spiral column of 400mm diameter subjected to a factored load of 1500kN.The column has an supported length of 3.4m and is braced against side way. Use M20 concrete and Fe415 steel.


4. A column 300x400mm has an unsupported length of 3m and effective length of 3.6m.If it is subjected to pu=1100kNm and Mu=230kNm about the major axis, determine the longitudinal steel using fck=25N/mm2.


5. Calculate the ultimate strength in axial compression of column 400mm in diameter and reinforced with 8Nos. of 20mm dia. of grade Fe250 when the column in helically reinforced by 8mm dia at (i) 60mm pitch, (ii) 30mm pitch. Assume concrete of grade M20. Assume clear cover equal to 40mm.


6. Design an axially loaded tied column 400mmx400mm pinned at both ends with an unsupported length of 3m for carrying a factored load of 2300kN.Use M20 concrete and Fe415 steel.


7. Design a circular column with helical reinforcement of 400mm diameter and 4m in length to carry factored load of 1000kN.The column is hinged at both ends. Use concrete M25 and steel Fe415.


8. A column 300mmx400mm has an unsupported length of 4m and fixed at both ends. It is subjected to a factored load of 1000KN and an ultimate moment of 200kNm about the major axis. Determine the longitudinal reinforcement and lateral ties. Use concrete M25 and steel Fe415 d’=60mm.




UNIT – V
1. A rectangular column 300mmx400mm reinforced with 20mm diameter bars carries a load of 1400kN. Design a suitable footing for the column. The safe bearing capacity of the soil is 200kN/m2.Use concrete M20 and steel Fe415.


2. Design a combined rectangular footing for two columns spaced at 5 centers. The first column 400mmx400mm carries a load of 1200kN and the second column 450mmx450mm carries a load of 1800kn at service state. Weight of Soil = 20kN/m2, angle of repose=300 and safe bearing capacity of soil = 150kN/m2. Use concrete M20 and steel Fe415.


3. Design a interior wall of a single storied workshop of height 5.4m surrounding a RCC roof. The bottom of the wall rests over a foundation block. Assume roof load equal to 45kN/m. A pier provided at a spacing of 3.6m along length of wall.


4. Design a compound wall of height 1.8m to the top of 100mm thick coping. Assume wind pressure is equal to 1kN/m2and is UDL. The safe bearing pressure of soil is 120kN/m2.


5. A solid footing has to transfer a dead load of 1000kn and an imposed load of 400kn from a square column 400mmx400mm. Assuming fck=20N/mm2 and fy=415N/mm2 and safe bearing capacity to be 200KN/m2, Design the footing.


6. Design a combined rectangular footing for two columns spaced at 500cm centers. The first column 300mmx300mm carried load of 1000kn.and second column 300mmx300mm carries a load of 1500kn at service state. Weight of Soil = 20kN/m2, angle of repose=300 and safe bearing capacity of soil = 150kN/m2. Use concrete M25 and steel Fe415.


7. A solid footing has to transfer a dead load of 1000kN and an imposed load of 400kN from a square column 400x400mm (with 16mm bars.) Assuming fy=415 and fck=20N/mm2 and safe bearing capacity to be 200kN/m2. Design the footing.


8. Design a plain concrete footing for a 450mm wall carrying 300kN per meter length. Assume grade 20 concrete and the bearing capacity of soil to be 200kN/m2.

LIC EC 2254 LINEAR INTEGRATED CIRCUITS ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER-ANNA UNIVERSITY FOR 2 YEAR SEMESTER FOURTH SEMESTER ECE STUDENTS-EC 2254 LINEAR INTEGRATED CIRCUITS(LIC) ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER-IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR ECE DEPARTMENT

EC2254 — LINEAR INTEGRATED CIRCUITS

(Regulation 2008)

PART A — (10 × 2 = 20 Marks)

1. What is an integrated circuit?

2. What is current mirror?

3. Give the schematic of op-amp based current to voltage converter.

4. Draw the circuit diagram of differentiator and give its output equation.

5. What is a VCO?

6. Draw the relation between the capture ranges and lock range in a PLL.

7. Define resolution of a data converter.

8. Give the advantages of integrating type ADC.

9. Draw the internal circuit for audio power amplifier.

10. What are the three different wave forms generated by ICL8038?

PART B — (5 × 16 = 80 Marks)

11. (a) (i) Define CMRR. Draw the circuit of an Op-amp differential amplifier

and give the expression for CMRR. (8)

(ii) Define Slew Rate. Explain the cause of slew rate and derive an

expression for Slew rate for an op-amp voltage follower. (8)

Or

(b) Briefly explain the various processes involved in fabricating monolithic

IC which integrates bipolar transistor, diode, capacitor and resistor. (16)

12. (a) (i) Design a first order Low-pass filter for cut-off frequency of 2 KHz

and pass-band gain of 2. (8)

(ii) Explain a positive clipper circuit using an Op-amp and a diode with

neat diagrams. (8)

Or

(b) (i) Design a circuit to implement 2 1 4 3 0 2 25 . 1 273 . 0 545 . 0 V V V V V − − + = .

(8)

(ii) Draw and explain a simple Op-amp differentiator. Mention its

limitations. Explain with a neat diagram how it can be overcome in

a practical differentiator. Design an Op-amp differentiator that will

differentiate an input signal with maximum frequency

Hz 100 fmax = . (8)

13. (a) (i) With a neat diagram explain the variable transconductance

technique in analog multiplier and give its output equation. (8)

(ii) Briefly explain the working of voltage controlled oscillator. (8)

Or

(b) What are important building block of phase locked loop ( PLL) explain its

Working? (16)

14. (a) (i) Explain the working of R-2R ladder DAC. (8)

(ii) Explain the working of success approximation ADC. (8)

Or

(b) (i) A dual slope ABC uses a 16-bit counter and a 4 MHz clock rate. The

maximum input voltage is +10V. The maximum integrator output

voltage should be -8V when the counter has recycled through

n 2 counts. The capacitor used in the integrator is F µ 1 . 0 . Find the

value of resistor R of the integrator. (8)

(ii) What is a sample and hold circuit? Briefly explain its construction

and application. (8)

15. (a) (i) How is voltage regulators classified? Explain a series voltage

regulator. (8)

(ii) What is an optocoupler? Briefly explain its characteristics. (8)

Or

(b) With a neat circuit diagram and internal functional diagram explain the

working of 555 timers in astable mode. (16)

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ANALOG & DIGITAL COMMUNICATION - QUESTION BANK|CS 2204 — ANALOG AND DIGITAL COMMUNICATION PAPERS ANNA UNIVERSITY|EC1291 Analog and Digital Communication

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Third Semester

Computer Science and Engineering

CS 2204 — ANALOG AND DIGITAL COMMUNICATION

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

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PART A — (10 × 2 = 20 marks)

1. Define Amplitude modulation.
2. What is modulation index and percentage modulation in AM?
3. What is Shannon limit for information capacity?
4. What is binary phase shift keying?
5. What is the need for sampling?
6. Define inter symbol interference (ISI).
7. List any two data communication standard organization.
8. What is a data modem?
9. List the spread spectrum techniques.
10. What is CDMA?

PART B — (5 × 16 = 80 marks)

11. (a) (i) Explain the principles of amplitude modulation. (8)
(ii) Write a note on frequency spectrum analysis of angle modulated waves. (8)

Or

(b) (i) Explain the band width requirements of anogle modulated waves. (8)
(ii) Compare FM and PM. (8)
12. (a) (i) Discuss the principle of operation of FSK transmitter. (8)
(ii) Write a note on QPSK. (8)

Or

(b) (i) Discuss the principle of operation of FSK receiver. (8)
(ii) Write a note on DPSK. (8)
13. (a) (i) Describe the basic principles of PCM system. (8)
(ii) What is companding? Explain in detail. (8)

Or

(b) (i) Describe in detail the adaptive delta modulation system. (8)
(ii) What is signal to quantitation noise? Explain. (8)
14. (a) (i) Write a note on data communication codes. (8)
(ii) Explain serial and parallel interfaces in detail. (8)

Or

(b) (i) Explain in detail about error detection and correction. (8)
(ii) Write a note on medium and high speed modem. (8)
15. (a) (i) Explain the principle of DS spread spectrum technique. (8)
(ii) Explain the salient features of wireless communication. (8)

Or

(b) (i) Describe the frequency hopping spread spectrum technique in detail. (8)
(ii) Explain the basic principle of TDMA. (8)

B.E/B.Tech EXAMINATIONS,NOVEMBER/DECEMBER 2009
THIRD SEMESTER
COMPUTER SCIENCE AND ENGINEERING
CS36-ANALOG AND DIGITAL COMMUNICATIONS
(REGULATIONS 2008)

PART A-(10X2=20 marks)1.A carrier wave is represented by equation s(t)=12sinwt.Draw the wave form of an AM wave for depth of modulation of 0.5.
2.Compare FM with AM
3.What is coherent detection?
4.Why is binary ASK called on-off keying?
5.What are the errors in DM?
6.Define companding
7. What are the two methods of error detection and correction?
8.What do you mean by signaling rate?
9.Define processing gain
10.What is CDMA?

PART B-(5X16=80 marks)

11.(a)(i)The output voltage of a transmitter is given by 500(1+0.4sin3140t)cos6.28X10^7t
This voltage is fed to a load of 600 ohms.Determine
1.Carrier frequency
2.Modulating frequency
3.Carrier power (9)
(ii)Explain i detail about super heterodyne receiver(7)
Or
(b)(i)Carrier frequency modulated with a sinusoidal signal of 2kHz resulting in a
maximum frequency deviation of 5kHz.Find
1.Modulating index
2.Bandwidth of modulated signal (4)
(ii)Explain the method of generating FM signal using indirect method(12)

12.(a)(i)Explain the coherent binary FSK system with a neat diagram of transmitter and receiver(12)
(ii)Enumerate the advantages and disadvantages of FSK over PSK system(4)
Or
(b)(i)Explain the generation and detection of coherent QPSK system in detail(12)
(ii)What is DPSK?Explain its bandwidth requirements.

13.(a)(i)Explain in detail about DPCM with suitable diagram(10)
(ii)1kHz signal is sampled by 8kHz sampling signal and the samples are encoded with 12
bit PCM system.Find
1.Required bandwidth for PCM system
2.Total number of bits in the digital output signal in 10 cycles(6)
Or
(b)(i)Write short notes on ISI(6)
(ii)What is eye pattern?Explain how is the performance of a base-band pulse transmission
system measured with this?(10)
14(a)(i)Write short notes on error correcting codes
(ii)Find the generator polynomial of (7,4) cyclic code and find the codeword for the message
1001(12)
Or
(b)Explain in detail about the serial interface with its control signals and timing information
(16)

15(a)(i)What are pseudo noise sequences?How are they generated?(6)
(ii)Explain direct sequence spread spectrum system in detail(10)
Or
(b)(i)Explain 2 types of FH spread spectrum systems with suitable diagrams(16)

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ANNA UNIVERSITY MICROPROCESSOR AND MICROCONTROLLER QUESTION BANK| MICROPROCESSOR AND MICROCONTROLLER QUESTION PAPER| ANNA UNIVERSITY MICROPROCESSOR AND MICROCONTROLLER PREVIOUS QUESTION PAPERS| ANNA UNIVERSITY QUESTION PAPERS

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011

QUETION BANKS

MICROPROCESSOR AND MICROCONTROLLER    

UNIT-1

PART-B (16 MARKS)

1. Draw the block diagram of 8086 mp and explain?    (12)

2. Explain the architecture of Intel 8086 with the help of a block diagram?   (12)

3. Describe the sequence of event that may occur during the different T state in the opcode

fetch machine cycle of 8086?        (8)

4. List out the maskable and non maskable interrupts available in 8086?   (6)

5. Explain the Maximum mode of operation of 8086.     (12)

6. Write short notes on addressing memory.      (4)

7. Explain the minimum mode of operation of 8086.    (12)

8. Write notes on addressing input and output devices?   (4)

9. Design an 8086 based system in minimum mode containing 64kb of EPROM

and64kb of RAM        (12)

10. Give the functions of NMI, BHE and TEST pins of 8086?    (4)

11. Explain the various multiprocessor configurations.                (16)

12. Discuss in detail the various signal of 8086.     (10)

13. Explain in detail about 8086 memory banks and associated signals for byte

andword operations.        (6) 

PART-A (2 MARKS)

1. How many memory locations are available in 8086 microprocessor?

2. What are the flags available in 8086 microprocessor?

3. What are the general purpose registers in 8086?

4. What are the functional units in 8086?

5. What is the purpose of BIU?

6. What is the purpose of EU?

7. What is the purpose of segment register?

8. What are the segment registers in 8086?

9. What is the function of IP?

10. What is the function of control unit?

11. What is the use of base pointer register?

12. Mention the index registers of 8086.

13. What are the flags in 8086?  What are the various interrupts in 8086?  

14. What is meant by Maskable interrupts? 

15. What is Non-Maskable interrupts?  

16. Which interrupts are generally used for critical events

17. Give examples for Maskable interrupts?  

18. Give example for Non-Maskable interrupts? 

19. What is the Maximum clock frequency in 8086?

20.  What are the various segment registers in 8086? 

21. Which Stack is used in 8086

22. What are the address lines for the software interrupts? 

23. What are the address lines for the hardware interrupts? -

24. Which Segment is used to store interrupt and subroutine return address registers?      

25. Which Flags can be set or reset by the programmer and also used to control the operation

of the processor? 

UNIT-II

PART-A (2 MARKS)

1. What is SIM and RIM instructions?  

2. Which is the tool used to connect the user and the computer?

3.  What is the position of the Stack Pointer after the PUSH instruction?  

4. What is the position of the Stack Pointer after the POP instruction?  

5. Logic calculations are done in which type of registers?  

6. What are the different functional units in 8086? 

7. Give examples for Micro controllerWhat is meant by cross-compiler?  

8. What is the purpose of CLK signal in an 8086 system?

9. Differentiate the operating modes of 8086 processor?

10. What is a segment override prefix? Give an example.

11. What is the use of LATCH signal on the data lines?    

12. What is the need for MN/MX pin in 8086 system?

13. What is the purpose of QUEUE in 8086 processor?

14. Give the operation of CBW and TEST instructions of 8086?

15. List few string instructions of 8086?

16. What is the use of LOCK prefix?

17. What is the purpose of REP prefix?

18. What are assembler directives?

19. What are the advantages of ALP?

20. Define a MACRO?

21. What is MACRO expansion?

22. What are the types of Multiprocessor configuration?

23. What is Co-processor? 

PART-B  (16MARKS)

1. Write an assembly language program to add two 2-digits BCD Number?   (4)

2. Explain the instruction set of 8086?       (10)

3. Write notes on status flag?          (6)

4. Explain the similarities diff b/w subtract and compare instructions in 8086

5. Write an assembly language program to convert on array of ASCII code to

correspondingbinary (hex) value. The ASCII array is stored starting from 4200H.The first

element of thenumber of elements in the array.        (8)

6. Explain addressing modes of 8086?     (10)

7. Write an ALP to Add two 8 bit numbers?   (4)   

8. How do the instructions of 8086 is classified based on their function and

word length?Give an example?         (8)

9. Explain the 8086 Bit Manipulation instructions with an example for

each. (6)

10. Write an 8086 program to convert BCD Data to Binary Data. (8)

Explain the Relative addressing mode and the Implied addressing

mode with its syntax. Use an example. (8)

UNIT-III

PART-A (2 MARKS)

1. Name the two modes of operation of DMA controller?

2. List the operating modes of 8253 timer.    

    Page 4

3. Give the control word format of timer?

4. What is the use of USART?

5. Compare serial and parallel communication.

6. What is the use of Keyboard and display controller?

7. What are the functions performed by 8279?

8. What is PPI?

9. Give the control word format for I/O mode of 8255?

10. Give the BSR mode format of 8255.

11. What is the need for interrupt controller?

12. What are the registers present in 8259?

13. What are the applications of 8253?

14. Define interrupts.

15. Define DMA process.

16. Give the status word format of 8257. 

17. What are the types of serial data communication?

18. What is baud rate?

19. What is USART?

20. What are the features of 8279?

21. List some of the features of INTEL 8259 (Programmable Interrupt Controller)

22. What are the control words of 8251A and what are its functions ?

23. What are the display modes supported by the 8279 chip?

24. Name any two coprocessors and their use.

25. Give the format of program clock word of 8279 and mention its purpose.

26. Mention any two coprocessors and their use.

27. What is 2 key lockout and n key roolover?

28. Name the two types of CRT display systems.

29. What do you mean by leading edge and trailing edge problems in hexadecimal

keyboards?

30. State any two main functions of a CRT controller.

PART-B (16 MARKS)

1. Draw the Block diagram and explain the operations of 8251 serial communication

interface.     (16)

2. Draw the Block diagram of 8279 and explain the functions of each block.   (16)

3. Draw the block diagram of programmable interrupt controller and explain its

operations.(16)

4. Discuss in detail about the operation of timer along with its various modes.   (16)    

5. Draw the Block diagram of DMA controller and explain its operations.  

6. Explain the 8279 keyboard and display controller with a neat sketch.

7. Describe the architecture and working of 8253 timer

UNIT –IV

PART-A (2 MARKS)

1. What is Micro controller?

2. What is the difference between microprocessor & micro controller?

3. List the addressing modes of 8051?

4. Explain the instructions used to access external RAM.

5. List the features of 8051 microcontroller?

6. Explain the interrupts of 8051 microcontroller?

7. What is the function of program counter in 8051?

8. Write about the jump statement?

9. Write about CALL statement in 8051?

10. Explain the operating mode0 of 8051 serial ports?

11. Explain the operating mode2 of 8051 serial ports?

12. Explain the mode3 of 8051 serial ports?

PART B (16 MARKS)

1. With neat sketch explain the architecture of 8051 microcontroller. (16)

2. Draw the Pin Diagram of 8051 and explain the function of various

3. signals. (16)

4. List the various Instruction available in 8051 microcontroller. (16)

5. Explain the memory structure of 8051 (16)

6. Explain the I/O port structure of 8051. (16)

7. Draw the pin configuration of 8051, Explain each pin.

8. Explain the instruction set of 8051. (16)

9. MICROPROCESSOR AND MICROCONTROLLER

10. Draw the format of SCON register. Explain different bits in it. (16)

11. Write an assembly language program to find “Fibonacci Series” of “N” given term. (16)

12. Write an assembly language program for stepper motor control.

UNIT –V

PART-A (2 MARKS)

1. How is the microcontroller used for the traffic light control application?

Differentiate microprocessor from microcontroller in system design.

2. What are the design considerations for washing machine control?

3. What are the advantages of 8051 microcontroller in washing machine control?

4. How is stepper motor interfaced with microcontroller?

5. What is I2C?

PART B (16 MARKS)

1. Explain how microcontrollers and microprocessors can be used for the

washing machine control application. Use sketches.

2. Explain with a neat sketch how microcontrollers and microprocessors can

be used for the stepper motor control application.

3. Explain in the detail the process involved in the design of traffic light controller with

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