IT601P Quiz 4

Q1. gnupg is a ________ implementation of _________.

1. IETF's, OpenPGP
2. GNU's, OpenPGP
3. IEEE's, RFC4880
4. ITU's, 802.11

Correct answer: GNU's, OpenPGP

Q2. Which digit in 0755 permission repersents the ownership.

1. 2nd
2. 3rd
3. There is no information about owner user
4. 1st

Correct answer: 1st

Q3. OpenPGP is defined by _________________ in _________________.

1. IEEE, 802.11
2. IEEE, 802.16
3. IETF, RFC4440
4. IETF, RFC4880

Correct answer: IETF, RFC4880

Q4. Select a correct option which repersents the world-readable permissions.

1. 0777
2. 0555
3. 0775
4. 0755

Correct answer: 0555

Q5. Select the correct option which repersents the world-writeable permissions.

1. 0555
2. 0777
3. 0000
4. 0750

Correct answer: 0777

Q6. Which of the following commands will print the architecture of the server.

1. echo "$(dpkg --print architecture)"
2. echo "$(dpkg --architecture)"
3. echo "$(dpkg print architecture)"
4. echo "$(dpkg -architecture)"

Correct answer: echo "$(dpkg --print architecture)"

Q7. Consider the following command: sudo install -m 0755 -d /etc/apt/keyrings Select a correct statement about the given command.

1. The owner of the directory keyrings cannot wirte it
2. It will make the etc, apt and keyrings directories world-executable
3. It will make the keyrings directory world-readable
4. It will make the keyrings directory world-writeable

Correct answer: It will make the keyrings directory world-readable

Q8. The following command has been executed on linux server. cat /etc/passwd > list.txt Which of the given option is correct about the given command.

1. The contents of file passwd will be appended to list.txt.
2. The contents of file list.txt will be repalced with the file passwd
3. The passwd file will be moved to list.txt
4. The file passwd will be copied to list.txt

Correct answer: The contents of file list.txt will be repalced with the file passwd

Q9. What will happen if the following command is executed in the terminal: echo "(./etc/os-release && echo "VERSION_CODENAME")"

1. It may print focal on some Linux servers
2. The command will fail due to multiple echo commands
3. The command will fail due to multiple quotes
4. It will not write anything on the stdout

Correct answer: The command will fail due to multiple quotes

Q10. Which of the given statements is correct?

1. sudo passwd -l root is used to create a root user
2. sudo adduser root is used to create root user
3. sudo passwd is used to create root user
4. By default root user exists on the system

Correct answer: By default root user exists on the system