1
GATE CSE 2022
Numerical
+2
-0

Consider a demand paging system with four page frames (initially empty) and LRU page replacement policy. For the following page reference string

7, 2, 7, 3, 2, 5, 3, 4, 6, 7, 7, 1, 5, 6, 1

the page fault rate, defined as the ratio of number of page faults to the number of memory accesses (rounded off to one decimal place) is _____________.

Your input ____
2
GATE CSE 2022
MCQ (Single Correct Answer)
+1
-0.33

What is printed by the following ANSI C program?


#include <stdio.h>
int main(int argc, char *argv[ ]) {
   int x = 1, z[2] = {10, 11};
   int *p = NULL;
   p = &x;
   *p = 10;
   p = &z[1];
   *(&z[0] + 1) += 3;
   printf("%d, %d, %d\n", x, z[0], z[1]);
   return 0;
} 

A
1, 10, 11
B
1, 10, 14
C
10, 14, 11
D
10, 10, 14
3
GATE CSE 2022
MCQ (Single Correct Answer)
+2
-0.67

What is printed by the following ANSI C program?


  #include <stdio.h>
  int main(int argc, char *argv[ ]) {
    int a[3][3][3] = {{1, 2, 3, 4, 5, 6, 7, 8, 9},
        {10, 11, 12, 13, 14, 15, 16, 17, 18},
        {19, 20, 21, 22, 23, 24, 25, 26, 27}};
    int i = 0, j = 0, k = 0;
    for(i = 0; i < 3; i++) {
        for(k = 0; k < 3; k++)
              printf("%d"",a[i][j][k]);
        printf("\n");
    }
   return 0;
   }

A
$$\matrix{ 1 & 2 & 3 \cr {10} & {11} & {12} \cr {19} & {20} & {21} \cr } $$
B
$$\matrix{ 1 & 4 & 7 \cr {10} & {13} & {16} \cr {19} & {22} & {25} \cr } $$
C
$$\matrix{ 1 & 2 & 3 \cr 4 & 5 & 6 \cr 7 & 8 & 9 \cr } $$
D
$$\matrix{ 1 & 2 & 3 \cr {13} & {14} & {15} \cr {25} & {26} & {27} \cr } $$
4
GATE CSE 2022
MCQ (Single Correct Answer)
+2
-0.67

What is printed by the following ANSI C program?


 #include <stdio.h>
 int main(int argc, char *argv[]) {
    char a = 'P';
    char b = 'x';
    char c = (a & b) + '*';
    char d = (a | b) - '-';
    char e = (a ^ b) + '+';
    printf("%c %c %c\n", c, d, e);
    return 0;
 }

ASCII encoding for relevant characters is given below :

GATE CSE 2022 Programming Languages - Basic of Programming Language Question 11 English

A
z K S
B
122 75 83
C
* $$-$$ +
D
P x +
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