ISRO Scientist/Engineer CS Solved Papers
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Marking scheme: +3.00 positive, -0.75 negative (ICRB Standard).
Which RAID level gives block level striping with double distributed parity
The output expression of the following gate network is
The Hamming distance between the octets of 0xAA and 0x55 is
Consider a 32-bit machine where four-level paging scheme is used. If the hit ratio to TLB is 98%, and it takes 20 nanoseconds to search the TLB and 100 nanoseconds to access the main memory what is effective memory access time in nanoseconds?
Data is transmitted continuously at 2.048 Mbps rate for 10 hours and received 512 bit errors. What is the bit error rate?
Warnier Diagram enables the analyst to represent
Given
X: 0, 10, 16
Y: 6, 16, 28
The interpolated value at X = 4 using piecewise linear interpolation is
In functional dependency, Armstrong's inference rules refers to
Number of chips (128 x 8 RAM) needed to provide a memory capacity of 2048 bytes
There are three processes in the ready queue. When the currently running process requests for I/O how many process switches take place?
Let $T(n)$ be defined by $T(1) = 10$ and $T(n + 1) = 2n + T(n)$ for all integers $n \ge 1$. Which of the following represents the order of growth of $T(n)$ as a function of n?
Which of the following UNIX command allows scheduling a program to be executed at the specified time?
In DMA transfer scheme, the transfer scheme other than burst mode is
$n^{th}$ derivative of $x^n$ is
A total of 9 units of a resource type are available, and given the safe state shown below, which of the following sequence will be a safe state?
| Process | Used | Max |
|---|---|---|
| $P_1$ | 2 | 7 |
| $P_2$ | 1 | 6 |
| $P_3$ | 2 | 5 |
| $P_4$ | 1 | 4 |
Three coins are tossed simultaneously. The probability that they will fall two heads and one tail is
The average depth of a binary search tree is
What is the output of the following C code?
#include <stdio.h>
#include <conio.h>
void main()
{
int index;
for(index = 1; index <= 5; i++)
{
printf("%d", index);
if(i == 3)
continue;
}
}When n-type semiconductor is heated ?
The Cyclomatic Complexity metric V(G) of the following control flow graph is
Which of the following algorithm design techniques is used in merge sort?
The arithmetic mean of attendance of 49 students of class A is 40% and that of 53 students of class B is 35%. Then the % of arithmetic mean of attendance of class A and B is
Which of the following sentences can be generated by
S → aS | bA
A → d | cA
Lightweight Directory Access Protocol is used for
Number of comparisons required for an unsuccessful search of an element in a sequential search organized, fixed length, symbol table of length L is