MCQ Tutorial - Linux->Command

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136.) What is the output of this program?
   #! /usr/bin/awk -f
   BEGIN {
       for(i=0;i<=5;i++) {
           print i
           i++
       }
   }

Options are:

A.) Syntax error because i is not initialised

B.) 0,2,4 will print

C.) 1,3,5 will print

D.) 1,2,3,4,5 will print

137.) Which command creates an empty file if file does not exist?

Options are:

A.) cat

B.) read

C.) touch

D.) ed

138.) Which option of rm command is used to remove a directory with all its subdirectories

Options are:

A.) –p

B.) –r

C.) –b

D.) –o

139.) What is the output of this program?
   #! /usr/bin/awk -f
   BEGIN
   {
       two=2;
       two++;
       print two
   }

Options are:

A.) Two

B.) 2

C.) 3

D.) Three

140.) What is sed?

Options are:

A.) A non-interactive stream editor

B.) None of the options

C.) An IDE

D.) A hex editor

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