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Linux MCQ Questions & Answers | Computer Science

Learn Linux MCQ questions & answers are available for a Computer Science students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Linux MCQ question is the important chapter for a computer science and technical students. Page-3 section-9

Each section contains 100 MCQs on Linux .
21
Sysfs attribute should export . . . . . . . . value per file.
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Answer & Solution
Answer: Option A
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22
How many time "Example" will print in this program?
#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>
 
int main()
{       
    if( execl("/bin/ls","ls",NULL) == -1){         
        perror("execl");
        exit(1);
    }
    printf("Example\n");
    return 0;
}
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Answer & Solution
Answer: Option A
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23
The process id of init process is:
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Answer: Option C
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24
Lp0 device file is used to access:
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Answer: Option C
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25
Which command is used to record a user login session in a file
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Answer: Option C
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26
Which built-in command performs integer arithmetic in bash shell?
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Answer: Option A
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27
Signals are handled using which system call?
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Answer: Option B
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28
If example.c is compiled with GCC, then the example.s file will contain the
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Answer: Option A
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29
The proc filesystem records the number of interrupts
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Answer: Option C
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30
Which command is used to check filesystem usage in a system?
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Answer: Option B
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