51. The object file contains the
52. Inside GDB, a program may stop because of
53. The lines in our code that begin with the "#" character are
54. Which command is used to debug a shell script program
55. What is the output of this program?
#!/bin/bash
function hello_function1 {
echo "This is first function"
}
hello_function2() {
echo "This is second function"
}
hello_function1
hello_function2
exit 0
#!/bin/bash
function hello_function1 {
echo "This is first function"
}
hello_function2() {
echo "This is second function"
}
hello_function1
hello_function2
exit 056. Effective user id can be set using following permission
57. Create a new file "new.txt" that is a concatenation of "file1.txt" and "file2.txt"
58. The hard limit of the file descriptors that can be opened by this process will become
#include<stdio.h>
#include<sys/time.h>
#include<sys/resource.h>
int main()
{
struct rlimit limit;
limit.rlim_cur = 10;
limit.rlim_max = 20;
if(setrlimit(RLIMIT_NOFILE,&limit) != 0)
perror("setrlimit");
if(getrlimit(RLIMIT_NOFILE,&limit) != 0)
perror("getrlimit");
printf("%lu\n",limit.rlim_cur);
printf("%lu\n",limit.rlim_max);
return 0;
}
#include<stdio.h>
#include<sys/time.h>
#include<sys/resource.h>
int main()
{
struct rlimit limit;
limit.rlim_cur = 10;
limit.rlim_max = 20;
if(setrlimit(RLIMIT_NOFILE,&limit) != 0)
perror("setrlimit");
if(getrlimit(RLIMIT_NOFILE,&limit) != 0)
perror("getrlimit");
printf("%lu\n",limit.rlim_cur);
printf("%lu\n",limit.rlim_max);
return 0;
}59. The archive(ar) utility in linux can
60. The gcc option -Wunused warns when a . . . . . . . . variable is unused aside from its declaration.
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