UNIX-2

1. The agency that sits between the user and the UNIX system is called the

Logic

Profile

Shell

Erxc

None of the above

2. Which command is used to remove a file?

Remove

Rm

Mv

Del

None of the above

3. Which command is used to count just the number of characters in a file?

Wc - 1

Wc -c

Wc -w

Wc -r

None of the above

4. Which of the following is not a communication command.

Write

Mesg

Mail

Grep

None of the above

5. Which of the following commands is used to update access and modification times of a file?

Grep

Wc

Touch

Cat

None of the above

6. The command which transcribes the standard input to the standard output and also makes a copy of the same in a file is

Tee

Tr

Sort

Grep

None of the above

7. Which symbol is used to separate more than one command in the same command line?

$

#

:

;

None of the above

8. Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters?

Cat emp[!0-9]

More [emp][!0-9]

Cat emp[x-z]

Cat emp[a-z]

None of the above

9. Which of the following keys is used to move the cursor to the end of the paragraph.

}

{

|

$

None of the above

10. If you are to use [Control-c] as the interrupt key instead of [Del], then you will have to use

Tty ^c

Stty intr \^c

Stty echoe

Stty echo \^a

None of the above

Unix-2