Of the ways listed, which is the best method to temporarily suspend a user’s ability to interactively login? A. Use passwd -d username to give the user an empty password. B. Use chage to expire the user account. C. Change…
What is the conventional purpose of Linux UIDs that are lower than 100? A. They are reserved for super user accounts. B. They are reserved for the system admin accounts. C. They are reserved for system accounts. D. They are…
Which of the following can the chage command NOT change? A. The number of days since January 1, 1970 after which the user’s account will no longer be accessible. B. The number of days since January 1, 1970 after which…
To prevent a specific user from scheduling tasks with at, what should the administrator do? A. Add the specific user to /etc/at.allow file. B. Add the specific user to [deny] section in the /etc/atd.conf file. C. Add the specific user…
What is NOT contained in the locale setting of the operating system? A. currency symbol B. language C. timezone D. thousands separator
A French user has installed the French language pack, but currencies are still being displayed with a leading ‘$’ sign in his spreadsheets. What must be done to fix this? A. Alter the locale. B. Set the timezone correctly. C.…
On a system using shadowed passwords, the most correct permissions for /etc/passwd are ___ and the most correct permissions for /etc/shadow are _________. A. -rw-r—–, -r——– B. -rw-r–r–, -r–r–r– C. -rw-r–r–, -r——– D. -rw-r–rw-, -r—–r– E. -rw——-, -r——–
Which of the following lines is an example of a correct setting for the DISPLAY environment variable? A. hostname:displayname B. hostname:displaynumber C. hostname/displayname D. hostname/displaynumber E. hostname
On a system running the KDE Display Manager, when is the /etc/kde4/kdm/Xreset script automatically executed? A. When KDM starts B. When a user’s X session exits C. When KDM crashes D. When X is restarted E. When X crashes
For accessibility assistance, which of the following programs is an on-screen keyboard? A. xkb B. atkb C. GOK D. xOSK