Commands
You must troubleshoot a Linux workstation. The first step is viewing basic contents of the current directory. Which command do you use?
ls
When using a Mac, sometimes an application can stop responding. How do you terminate an application?
A. Time machine
B. Force quit
C. Task manager
D. Reboot
B
Which application do you use in Mac OS X to access the command line?
Terminal
What Linux command switch is used to reboot after a shutdown?
-r
Which of the following backup types is recommended to be scheduled weekly?
A. Off-site
B. Incremental
C. Differential
D. Full
D
You are troubleshooting a Linux workstation. You would like to end an unresponsive process. Which command do you use?
kill
A Linux system is running much slower than usual. Which command could you use to determine what processes are currently running on the system?
ps
Which of the following is the backup and restore software that is included with Mac OS?
Time machine
You are troubleshooting a Linux system that is having network difficulty. The system uses a wired Ethernet connection. Which command do you use to view and modify the network configuration?
ifconfig
Which strategy keeps operating systems and applications routinely up to date for operational and security purposes?
Patch management
Which Linux command is used to navigate directories?
A. cd
B. ls
C. cp
D. rm
A
A Linux workstation is performing poorly. Which utility would be used to check the system’s disk?
fsck
What is the finder application in Mac OS X used for?
File browsing
A user has left the company. You have created a new user account on the Linux workstation that will be used. You need to change ownership to a few files and folders for the new user. What command can you use to do so?
chown
Which anti-virus protection technology uses knowledge of virus-like behavior as a means of defense?
Heuristics
You are working on a Linux workstation. You issue the chown bob /stuff command at the terminal. What is the result of issuing this command?
A. All files named bob have been removed from the directory /stuff
B. The name of the directory has been changed from bob to stuff.
C. Ownership of the /stuff directory has been assigned to the user bob.
D. The permissions for the user bob have been removed from the /stuff directory.
While troubleshooting a Linux workstation you notice that some software is out of date. Which command do you use to update package index files?
A. apt-get
B. apt-get upgrade
C. apt-get update
D. chmod
What is the Mac OS X Dock?
It is the row of app shortcuts at the bottom of the screen.
What Linux command is used to rename a file or directory?
mv
What is the name of the password management system built into Mac OS X?
Keychain
Which Linux command is used to delete a file or directory?
A. del
B. ctrl+c
C. mv
D. rm
D
You are troubleshooting a Linux workstation. A command you are trying to use requires that you are the root user. You decide to use the command as the root user. What command do you use?
sudo
What is the purpose of a Remote Disc entry in the Finder navigation pane in Mac OS X?
It is there for systems that don't have built-in optical disk drives.
A user reports that they are not able to edit a text file while using a Linux workstation. Investigating reveals that they do not have permissions to the file. What command can be used to change file permissions?
chmod
Which of the following mobile devices relies on multiple device vendors for operating system updates?
A. Android smartphones
B. Apple iPhones
C. Apple iPads
D. Microsoft Surface
A