Which of the following commands will set the variable text to olaf is home? (Choose two)

1. A. text=olaf\ is\ home
2. B. text=$olaf is home
3. C. $text='olaf is home'
4. D. text=='olaf is home'
5. E. text="olaf is home"

Correct Answer: AE
Section 4: Sec Four (51 to 66)
Details: Topic 4, The Linux Operating System

Which of the following commands will output a list of all of the file names, under your home directory and all subdirectories, which have file names ending with .pdf?

1. A. search .pdf
2. B. ls -name -R '*.pdf'
3. C. find /home/*.pdf
4. D. find ~ -name '*.pdf'

Correct Answer: D

Which command will display the last line of the file foo.txt?

1. A. head -n 1 foo.txt
2. B. tail foo.txt
3. C. last -n 1 foo.txt
4. D. tail -n 1 foo.txt

Correct Answer: D

What command line will create the user falco with home directory assigned to the group users as primary group?

1. A. useradd -g users falco
2. B. useradd -f users falco
3. C. useradd -m -g users falco
4. D. add user falco@users
5. E. add -user falco -group users

Correct Answer: C

Which one of the following is true about Open Source software?

1. A. Open Source software cannot be copied for free.
2. B. Open Source software is available for commercial use.
3. C. The freedom to redistribute copies must include binary or executable forms of the software but not the source code.
4. D. Open Source software is not for sale.

Correct Answer: B