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  5. Linux Essentials Certificate Exam, version 1.5 Questions and Answers

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Questions # 21:

The output of the program date should be saved in the variable actdat. What is the correct statement?

Options:
A.

actdat=`date`

B.

set actdat='date'

C.

date | actdat

D.

date > $actdat

E.

actdat=date

Questions # 22:

What is the output of the following command?

tail -n 20 test.txt

Options:
A.

The first 20 lines of test.txt.

B.

The last 20 lines of test.txt omitting the blank lines.

C.

The last 20 lines of test.txt with line numbers.

D.

The last 20 lines of test.txt including blank lines.

Questions # 23:

Which of the following commands can be used to view a file and do search operations within it while viewing the contents?

Options:
A.

less

B.

find

C.

grep

D.

report

E.

see

Questions # 24:

Which of the following commands will set the variable text to olaf is home? (Select TWO answers)

Options:
A.

text=olaf\ is\ home

B.

text=$olaf is home

C.

$text='olaf is home'

D.

text=='olaf is home'

E.

text="olaf is home"

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