Title: Chapter 20 Review Quiz (9th Edition)
Course: DEPT MC - PERSONAL COMPUTER HARDWARE > Section: Module 4 (Chapters 13, 16 & 20)

Q: The Android OS for mobile devices is based on Linux.
- True
- False
A: True

Q: VMs running under a Type 1 hypervisor are isolated from each other.
- True
- False
A: True

Q: On Linux, the root user's home directory is /home/root.
- True
- False
A: False

Q: Programs on Mac that launch at startup are called login items.
- True
- False
A: False

Q: LILO is the most commonly installed boot loader by the Linux operating system.
- True
- False
A: False

Q: What operating system is based on open source code?
- Android
- Blackberry
- Windows Phone
- iOS
A: Android

Q: What keypress sequence is used to open the Force Quit window on a Mac?
- ctrl+alt+delete
- command+option+delete
- ctrl+option+delete
- command+option+esc
A: command+option+esc

Q: What statement regarding Type 1 hypervisors is accurate?
- They are typically used on desktops and laptops
- The VirtualBox software is an example
- They are called bare-metal hypervisors
- They install as an application
A: They are called bare-metal hypervisors

Q: What command below is used to test network connections by sending a request packet to a host?
- ps
- ifconfig
- ping
- df
A: ping

Q: A bootable Linux USB flash drive or CD that can be used to repair system issues is known by what term?
- live CD
- repair disk
- boot CD
- supplemental OS
A: live CD

Q: What occurs when Linux encounters an error from which it cannot recover?
- BSOD
- page fault
- segmentation fault
- kernel panic
A: kernel panic

Q: Swiping up with three fingers on Mac OS X launches what?
- Dashboard
- Mission Control
- Spotlight
- System Preferences
A: Mission Control

Q: On Linux, where are the commands required for system administration stored?
- /bin
- /usr
- /opt
- /sbin
A: /sbin

Q: What command can be used to copy and convert files, directories, partitions, and even entire DVDs or hard drives?
- copy
- cp
- dd
- cat
A: dd

Q: What user account is known as the system administrator or super user account?
- root
- sysadmin
- admin
- super
A: root

Q: What is the name of the OS X built-in backup utility?
- iBackup
- Time Machine
- Backup Utility
- Cloner
A: Time Machine

Q: What is the main advantage of using a thick client?
- reduced cost of the machine
- can be used for purposes other than server-side virtualization
- does not require an operating system
- a tablet can serve as a thick client
A: can be used for purposes other than server-side virtualization

Q: How much drive space should be available for each virtual machine on a system?
- 5 GB
- 10 GB
- 20 GB
- 50 GB
A: 20 GB

Q: What command lets you view the contents of a file?
- cat
- view
- open
- rm
A: cat

Q: If you need to redirect the output from a command, what symbol should you use?
- |
- *
- >
- ?
A: >

Q: In order to break out of a command or process on a terminal, what keys should you press?
- ctrl+alt+del
- ctrl+space
- alt+del
- ctrl+c
A: ctrl+c

Q: What is a typical use of a Type 2 hypervisor? (Choose all that apply.)
- by developers to test applications
- as honeypots to lure hackers
- for VDI deployment
- cloud computing
A: by developers to test applications; as honeypots to lure hackers

Q: What two commands are used to change the permissions and ownership of a file or directory in Linux?
- chmod
- cacls
- usermod
- chown
A: chmod; chown

Q: In order to ensure that a Mac has no startup items, what two directories should you check for items?
- /etc
- /Library/StartupItems
- ˜/.startup
- /System/Library/StartupItems
A: /Library/StartupItems; /System/Library/StartupItems

Q: Linux utilizes what two different wildcard characters at the command line?
- and
- |
- *
- ?
A: *; ?