Unix Quiz - 1

15 Questions  I  By Nbans
 Unix Quiz

  
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1.  In UNIX, it is possible for more than one file descriptor to point to same file.
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B.
2.  Which variable gives the exit status of the last command executed in the shell?
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B.
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D.
3.  What does cd/ mean in UNIX?
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B.
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D.
4.  Command to change owner of the file in UNIX.
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D.
5.  What is the purpose of the shell?
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6.  Which one is not the environment variable?
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D.
7.  What does "../.." stand for ?
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8.  What is the command to display environment variables?
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9.  How many prompts are available in a UNIX system?
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10.  Which of these is true about assign a null value to the variable in bash?
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11.  What is the command to find the differences in the lines containing "2011" between the files a1.txt and a2.txt
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12.  Which part of UNIX is responsible for sending basic instructions to the computer's processor?
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13.  How will you assign the value of variable var2 to var1?
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14.  In Bourne shell, you have to EXPORT the declared environmental variables.
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B.
15.  Output of the following: $ v= 'ls' $ echo $v
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C.
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