010-150 Free Practice Test

Which criteria are useful when deciding which operating system to use? (Select THREE answers)

1. A. License costs.
2. B. Ideological preferences of the system administrator.
3. C. Linux can do everything, there is no need for further evaluation.
4. D. Availability of mandatory applications and tools.
5. E. Skills of the administrators and staff.

Correct Answer: ADE

Which command shows if /usr/bin is in the current shell search path?

1. A. cat PATH
2. B. echo $PATH
3. C. echo %PATH
4. D. cat $PATH
5. E. echo %PATH%

Correct Answer: B

Which of the following command sequences overwrites the file foobar.txt?

1. A. echo "QUIDQUIDAGIS" >> foobar.txt
2. B. echo "QUIDQUIDAGIS" < foobar>echo "QUIDQUIDAGIS" > foobar.txt
3. C. echo "QUIDQUIDAGIS" | foobar.txt

Correct Answer: C

What is the output of the following command? for token in a b c; do echo -n ${token}; done

1. A. anbncn
2. B. abc
3. C. $token$token$token
4. D. {a}{b}{c}
5. E. a b c

Correct Answer: B

What is the correct command to extract the contents of the archive file download.bz2?

1. A. unpack download.bz2
2. B. unzip2 download.bz2
3. C. bunzip2 download.bz2
4. D. unzip download.bz2
5. E. uncompress download.bz2

Correct Answer: C