COMPUTER OPEARTING SYSTEMS (Electronics and Communication Engineering) Max. Marks: 70 Answer any FIVE questions All questions carry equal marks ---
.in
Time: 3 Hours
Define an operating system. Explain the various services of operating system? Explain different file Allocation methods?
2.a)
What is scheduling? Explain types of schedulers and their functions. List scheduling objectives? Briefly explain any THREE scheduling algorithms?
b)
or ld
1.a) b)
Define a page fault. Explain various steps required to bring a desired page? Describe the process of segmentation?
4.a) b)
What are the desirable characteristics of device scheduling policies? Explain. Define a Deadlock. Explain how do you prevent it?
5.a)
Define a process. Explain the approaches for efficient Inter process communication. Explain the goals of protection. Describe access matrix?
b) 6.
What is meant by language based protection? Explain the domains of protection and the problems encountered during protection? Explain MVT and MFT? Explain different file access methods?
nt
7.a) b)
uW
3.a) b)
Write short notes on any THREE of the following a) Spooling b) Safety Algorithm. c) Thrashing. d) Overlays. e) Precedence graph.
320457 III-B.Tech. II-Semester Supplementary Examinations, April ...
3.a) Define a page fault. Explain various steps required to bring a desired page? b) Describe the process of segmentation? 4.a) What are the desirable ...
The disk is of 200 tracks numbered 1 to 199. The queue of requests are kept in · FIFO order is 86, 147, 91, 177, 94, 150, 102, 175, 130. The algorithms are.
(b) Discuss and analyze about all the allocation strategies in run-time storage environment . 6. ... (a) Define Address Descriptor and Register Descriptor. (b) Why ...
(b) Briefly explain the shift instructions also give the examples. 4. Write a procedure SOLUTION that will use the arithmetic operators procedures to evaluate the ...
(a) Compare and explain the role of shunt and series capacitors in P.F. correction. (b) A 400V, 50 cycles three phase line delivers 207KW at 0.8p.f. (lag). It is.
let us make a rough estimate of its role. For this assume isothermal operations in a 2.5-cm ID tubular reactor, using a Reynolds number of 10 000 for flowing fluid. The cracking reaction is approximately first order. If calculations show that 99% dec
(a) Discuss the means of improving the efficiency of gas turbine working on ... (b) The air enters the compressor of an open cycle constant pressure gas turbine.
(a) Apply the Bresenham's algorithm to turn up pixels along the line segment determined by points (5,7) and (12,11). (b) Give parametric equation of a line ...
1.a) Define Artificial Intelligence. Explain the techniques of A.I. Also describe the · characteristics of Artificial Intelligence. b) Explain the depth first search with an ...
error in the reading due to loading effect. 2. (a) Explain in detail the measurement of power using electrodynamometer. (b) Write short notes on watt-hour meter.
(a) What is Redundancy? Explain the different types of Redundancy operation with LCU. (b) explain the operation of: i. Operator interface. ii. Engineer interface.
b) Realize hybrid redundancy with triple modular redundancy core. 4.a) With an example explain the practical fault tolerant system? b) How do you enhance the ...
(a) What is the â need of rounding off of capacities in estimating the probabilities of a systemâ. Explain how they are evaluated. (b) Consider that there are four ...
b) Derive an expression for the heat loss per square metre of the surface area for a · furnace wall when the thermal conductivity varies with temperature ...
(a) Draw the butterfly line diagram for 8 - point FFT calculation and briefly explain. Use decimation in-time algorithm. (b) What is FFT? Calculate the number of ...
With a brief note on decision functions, explain in detail about linear decision · functions. 2.a) Write a short note on cluster analysis. b) Explain a cluster-seeking ...
(b) Discuss briefly similarities and differences between FM and AM receivers. (c) Write in detail about the limiter used in FM receiver. 6. (a) Discuss the basic ...
8.a) What are the constraints on ROC for various classes of signals in z transform? b) Find the z transform of the sinusoidal signal XT (n)=sin (bn)*uT (n).
LINEAR DIGITAL I.C. APPLICATIONS. ( Common to Electronics ... (a) Explain the operation of Monostable multivibrator using 555 timer. Derive the expression of ...
