Linux Questions

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41.

What command do you use to create Linux file systems?

A

fdisk

B

mkfs

C

fsck

D

mount

E

None of the above

Correct Answer: B

None.

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42.

Which of the following command can you execute to count the number of lines in a file?

A

lc

B

wc - l

C

cl

D

count

E

None of the above

Correct Answer: B

None.

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43.

Which of the following is not a communication command?

A

grep

B

mail

C

mesg

D

write

E

None of the above

Correct Answer: A

None.

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44.

What command is used to display the characteristics of a process?

A

au

B

ps

C

du

D

pid

E

None of the above

Correct Answer: B

None.

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45.

What command is not used to list the files chap01, chap02 and chap04?

A

ls chap*

B

ls chap[124]

C

ls - x chap0[124]

D

ls chap0[124]

E

None of the above

Correct Answer: B

None.

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46.

What command is used with vi editor to replace text from cursor to right

A

S

B

s

C

R

D

r

E

None of the above

Correct Answer: C

None.

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47.

What sign is used to back up over typing errors in vi?

A

!

B

$

C

#

D

@

E

None of the above

Correct Answer: C

None.

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48.

What sign is used to erase or kill an entire line you have typed and start you are on a new line (but not display a new prompt)?

A

!

B

$

C

#

D

@

E

None of the above

Correct Answer: D

None.

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49.

What command is used to sort the lines of data in a file in alphabetical order?

A

sort - r

B

st

C

sh

D

sort

E

None of the above

Correct Answer: D

None.

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50.

What command is used with vi editor to save file and remain in the editing mode?

A

x

B

q!

C

:w

D

:q

E

None of the above

Correct Answer: C

None.

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