51. As we type "make" command on the terminal
52. which of these is NOT a valid variable in bash
53. Which command is used to display disk consumption of a specific directory
54. What is the output of this program?
#include<stdio.h>
#include<pthread.h>
int a;
void *fun_t(void *arg);
void *fun_t(void *arg)
{
a = 20;
pthread_exit("Bye");
}
int main()
{
pthread_t pt;
void *res_t;
a = 10;
if(pthread_create(&pt,NULL,fun_t,NULL) != 0)
perror("pthread_create");
if(pthread_join(pt,&res_t) != 0)
perror("pthread_join");
printf("%d\n",a);
return 0;
}
#include<stdio.h>
#include<pthread.h>
int a;
void *fun_t(void *arg);
void *fun_t(void *arg)
{
a = 20;
pthread_exit("Bye");
}
int main()
{
pthread_t pt;
void *res_t;
a = 10;
if(pthread_create(&pt,NULL,fun_t,NULL) != 0)
perror("pthread_create");
if(pthread_join(pt,&res_t) != 0)
perror("pthread_join");
printf("%d\n",a);
return 0;
}55. Attributes can be exported for objects in the form of . . . . . . . . in the file system.
56. What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
two=2;
two++;
print two
}
#! /usr/bin/awk -f
BEGIN {
two=2;
two++;
print two
}57. Find / -name '*' will
58. . . . . . . . . is a directory (which should exist), on which to mount the file system?
59. The command "echo www.example.com > /proc/sys/kernel/hostname" will
60. Which one of the following is not true?
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