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Questions by sh!va

1 vote
0 answers
1
Statement I : Virtual memory is designated virtual because there is no such memory inside the computer. Statement II : Virtual memory uses some space of the hard disk as an extension of the primary storage of the computer. (a) Both statements I and statement II are individually ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in Operating System 81 views
1 vote
0 answers
2
Statement I : MS DOS and Windows products have always used implicit mounting when an attempt is first made to access the media. Statement II : Unix has traditionally used explicit mount command to access the removable medium. (a) Both statemnts I and statement II are individually ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in Operating System 115 views
1 vote
0 answers
3
Statement I : Swapping is sometimes called roll-out/roll-in'. Statement II Swapping is utilized in systems designed to support time-sharing. (a) Both statemnts I and statement II are individually true and statement II is the correct explanation of statement I (b) Both statement ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in Operating System 68 views
1 vote
0 answers
4
Statement I : The internal interrupt is initiated by some exceptional condition caused by the program itself rather than by an external event. Statement II :External interrupt depends on external conditons that are independent of the program being executed at the time. (a) Both ... statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in CO and Architecture 122 views
1 vote
1 answer
5
Statement I : Static RAM memory devices retain data for as long as power is supplied. Statement II : SRAM is used when the size of read/write memory required is large. (a) Both statemnts I and statement II are individually true and statement II is the correct explanation ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in CO and Architecture 107 views
1 vote
0 answers
6
Statement I : Stack is organized as 8-bit storage in the microprocessor. Statement II : Stack is a set of memory locations in R/W memory reserved for storing information temporarily during the execution of a program. (a) Both statemnts I and statement II are individually true ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in CO and Architecture 69 views
1 vote
0 answers
7
Statement I : I/O devices can be accessed using IN and OUT instructions. Statement II : Arithmetic and logic operations can be directly performed with I/O data. (a) Both statemnts I and statement II are individually true and statement II is the correct explanation of statement I ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in CO and Architecture 40 views
1 vote
0 answers
8
Statement I Stack works on the principle of LIFO Statement II :Stack pointer contains address of the top of the stack (a) Both statemnts I and statement II are individually true and statement II is the correct explanation of statement I (b) Both statement I and statement II ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in Digital Logic 58 views
1 vote
0 answers
9
Statement I : PLA contains a fixed AND array and a programmable OR array. Statement II : PROM contains a fixed AND array and a programmable OR array. (a) Both statemnts I and statement II are individually true and statement II is the correct explanation of statement I ( ... of statement I (c) Statements I is true but statement II is false (d) Statement I is false but statement II is true
asked Jan 9, 2018 in Digital Logic 81 views
1 vote
1 answer
10
Consider the following set of processes First Come First Serve (FCFS), non preemptive Shortest Job First (SJF) and Round Robin (RR) (quantum = 10 ms). Scheduling Algorithms for this process set would imply which of the following features? 1. The SJF policy results in less than half of the average waiting ... the code given below. (a) 1, 2 and 3 (b) 1 and 2 only (c) 1 and 3 only (d) 2 and 3 only
asked Jan 9, 2018 in Operating System 222 views
2 votes
1 answer
11
Which of the following statements is correct in respect of TCP and UDP protocols? (a) TCP is connection-oriented, whereas UDP is connectionless (b) TCP is connectionless, whereas UDP is connection-oriented (c) Both are connectionless (d) Both are connection-oriented
asked Jan 9, 2018 in Computer Networks 120 views
1 vote
1 answer
12
What type of network is the Internet? (a) Circuit-switched network (b) Message-switched network (c) Packet-switched network (d) Cell-switched network
asked Jan 9, 2018 in Computer Networks 78 views
1 vote
1 answer
13
The technique for using one set of addresses inside a network and remapping those addresses to a different set of addresses that are seen outside the local network on the internet is called (a) network address translation (b) address resolution (c) network address mapping (d) virtual LAN
asked Jan 9, 2018 in Computer Networks 141 views
1 vote
0 answers
14
In the following 8085 assembly language program, assume that the carry flag is initially reset. What is the content of the accumulator after the execution of the program? MVI A, 04H RRC MOV B, A RLC RLC ADD B RCC (a) 02H (b) 05H (c) 15H (d) 25H
asked Jan 9, 2018 in CO and Architecture 72 views
1 vote
1 answer
15
Three processors with their respective process IDs given by P1, P2 and P3, having estimated completion time of 8 ms, 4 ms and 2 ms, respectively, enter a ready queue together in the order P1, P2 and P3. What is the average turn time in the Round Robin Scheduling Algorithm with time 2 ms? (a) 10 ms (b) 15 ms (c) 20 ms (d) 25 ms
asked Jan 9, 2018 in Operating System 101 views
1 vote
0 answers
16
Product of sum form expression leads to what kind of logic circuit? (a) OR-AND circuit (b) NOR-NOR circuit (c) AND-OR-INVERT circuit (d) NAND-NAND circuit
asked Jan 9, 2018 in Digital Logic 72 views
1 vote
1 answer
17
A program structure that permits repeated operation of a particular sequence of instructions is known as (a) subroutine (b) loop (c) module (d) microprogramming
asked Jan 9, 2018 in Programming 151 views
1 vote
1 answer
18
Consider that a level of the memory hierarchy has a hit rate of 80%. Memory requests take 10 ns to complete if they hit in the level, and memory requests that miss in the level take 100 ns to complete. The average access time of the level is (a) 110 ns (b) 100 ns (c) 80 ns (d) 28 ns
asked Jan 9, 2018 in CO and Architecture 97 views
1 vote
1 answer
19
In a master slave JK flip-flop (a) both master and slave are positive edge triggered (b) both master and slave are negative edge triggered (c) master is positive edge triggered and slave is negative edge triggered (d) master is negative edge triggered and slave is positive edge triggered
asked Jan 9, 2018 in Digital Logic 142 views
1 vote
2 answers
20
For what minimum value of propagation delay in each filp-flop will a 10 bit ripple counter skip a count, when it is clocked at 10 MHz? a) 5 ns b) 10 ns c) 20 ns d) 40 ns
asked Jan 9, 2018 in Digital Logic 516 views
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