Unix Questions

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131.

The [line number G] key allows you

A

to move cursor left by one position

B

to move cursor right by one position

C

to move cursor down by one line

D

to move cursor to the beginning of the line specified by the number

E

None of the above

Correct Answer: D

None.

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132.

Which of the following commands is used to have a two-way communication with any person who is currently logged in?

A

mail

B

mesg

C

write

D

grep

E

None of the above

Correct Answer: C

None.

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133.

Which command is used with vi editor to move the cursor to the left?

A

i

B

j

C

k

D

h

E

None of the above

Correct Answer: D

None.

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134.

Which of command is used to copy a file?

A

copy

B

cp

C

cpio

D

tar

E

None of the above

Correct Answer: B

None.

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135.

The special shell variable $* is used

A

to exit status of ast command executed.

B

to process number of the current shell

C

to list the positional parameters

D

to name the command being executed

E

None of the above

Correct Answer: C

None.

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136.

The cat command is used to

A

capture a file

B

display a file

C

print a file

D

copy a file

E

None of the above

Correct Answer: B

None.

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137.

The UNIX file system stores a date in physical blocks of

A

1024 bytes

B

2048 bytes

C

512 bytes

D

256 bytes

E

None of the above

Correct Answer: C

None.

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138.

Which command is used to terminate all processes in your own system except the login shell?

A

kill 1

B

kill 0

C

cancel all

D

cancel 1

E

None of the above

Correct Answer: B

None.

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139.

Which operator will be used with chmod command to assign absolute permission?

A

+

B

-

C

=

D

%

E

None of the above

Correct Answer: C

None.

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140.

Which command is used to link the files?

A

lk

B

ln

C

cp

D

tar

E

None of the above

Correct Answer: B

None.

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