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Some new sample questions:
Question:
On a machine running serval X servers. how do programs identify the different instances of theX11 server?
A. By a fixed UUID that is defined in the X11 configuration file.
B. By a display name like :1.
C. By the name of the user that turns the X server like x11: bob.
D. By a device name like /dov/x11/xeorvore/1.
E. By a unique IPv6 address from the fc80: /64 subnet.
Question:
How do shadow passwords improve the password security in comparison to standard non-shadow passwords?
A. Regular users do not have access to the password hashes of shadow passwords.
B. Every shadow password is valid tor 45 days and must be changed afterwards.
C. The system’s host key is used to encrypt all shadow passwords.
D. Shadow passwords are always combined with a public key that has to match the user’s private key.
E. Shadow passwords are stored in plain text and can be checked for weak passwords.
Question:
What information related to a user account is modified using the change command?
A. Default ownership for new files
B. Group membership
C. Set of commands available to the user
D. Password expiry information
E. Default permissions for new files
Question:
Which of the following files is not read directly by a Bash login shell?
A. -/.bashrc
B. -/.bash_profile
C. -/.bash_login
C. -/.profile
E. /etc/profile
…….