Ch.1

Question 1

What does Mission Control on a Mac computer do?

Answer 1

It provides a quick way to see everything that’s currently open on your Mac.

Question 2

Which window appears when you press Ctrl+Alt+T on a Linux computer?

Answer 2

a terminal

Question 3

What is meant by the term shell when discussing Linux?

Answer 3

a command-line interface

Question 4

What should you use to restore files on a Mac computer?

Answer 4

Time Machine

Question 5

What does the snapshot feature on Linux computers provide?

Answer 5

It provides the ability to create a volume image of a device at a particular instant without causing a service interruption.

Question 6

What tool will verify the health of a disk on a Mac computer?

Answer 6

Disk Utility

Question 7

Of the three main operating systems covered on the A+ exam, which is/are considered open source?

Answer 7

Linux

Question 8

Of the three main operating systems covered on the A+ exam, which is/are considered closed source?

Answer 8

Windows OS and Mac OS

Question 9

What is the purpose of keychain on a Mac device?

Answer 9

It is a password management system.

Question 10

What does the Linux dd command do?

Answer 10

It is used to convert and copy files.

Question 11

What does the Linux vi command do?

Answer 11

It is used to edit text files.

Question 12

What does the Linux su command do?

Answer 12

It is used by a user to execute commands with the privileges of another user account.

Question 13

What does the Linux ps command do?

Answer 13

It displays the running system processes.

Question 14

In Linux, which two commands are used to configure network interfaces?

Answer 14

ifconfig and iwconfig

Question 15

What does the Linux chown command do?

Answer 15

It changes the ownership of a file.

Question 16

What does the Linux chmod command do?

Answer 16

It changes the permissions of files or directories.

Question 17

What does the Linux rm command do?

Answer 17

It removes (deletes) files or directories.

Question 18

What does the Linux cp command do?

Answer 18

It copies files and directories.

Question 19

What does the Linux mv command do?

Answer 19

It moves a file to a specific directory.

Question 20

What does the Linux cd command do?

Answer 20

It changes the current directory.

Question 21

What does the Linux grep command do?

Answer 21

It searches a file for a particular pattern of characters and displays all lines that contain that pattern.

Question 22

What does the Linux ls command do?

Answer 22

It is used to view a list of directories on the computer.

Question 23

Which tool installs Windows on your Mac by repartitioning the hard drive?

Answer 23

Boot Camp

Question 24

Which Mac OS app should you use to backup and restore your data?

Answer 24

Time Machine

Question 25

What is the purpose of the apt-get command?

Answer 25

It allows you to update or install packages.

Question 26

Which file system includes features that are required for hosting Active Directory?

Answer 26

NTFS

Question 27

What is the only way to switch back to FAT32 file system after you convert the file system from FAT32 to NTFS?

Answer 27

reformat the drive or partition

Question 28

Which file system or systems support file compression and disk quotas?

Answer 28

NTFS

Question 29

Which file system supports Encrypting File System (EFS) to increase security?

Answer 29

NTFS

Question 30

What is ExFAT?

Answer 30

It supports much larger file sizes and has other improvements over FAT32.

Question 31

Which operating system uses the ext3 and ext4 filesystems?

Answer 31

Linux

Question 32

What is HFS?

Answer 32

It is the family of file systems used by Mac OS and iOS.

Question 33

What does the acronym HFS denote?

Answer 33

Hierarchical file system

Question 34

What is a swap partition?

Answer 34

a special partition created to store the paging file that is used as virtual memory

Question 35

On which type of partition should you install the Windows boot files?

Answer 35

primary

Question 36

What does the acronym GPT denote?

Answer 36

GUID Partition Table