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IT Applications > 1. Operating Systems > Flashcards

1. Operating Systems Flashcards

1
Q

What is a .ps1 file

A

A Powershell script file used by Windows

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2
Q

What is a .vbs file?

A

A Visual Basic script file

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3
Q

What is .sh file?

A

A Linux shell executable file

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4
Q

What is a .py file?

A

A Python executable file

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5
Q

What is a .js file?

A

A JavaScript text file

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6
Q

What does Mission Control do on a Mac Computer

A

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

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7
Q

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

A

a terminal

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8
Q

What is meant by the term shell when discussing Linux

A

A command-line interface

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9
Q

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

A

Time Machine

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10
Q

What does the snapshot feature on Linux computers provide?

A

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

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11
Q

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

A

Disk Utility

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12
Q

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

A

Linux

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13
Q

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

A

Windows OS and Mac OS

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14
Q

What is the purpose of keychain on a Mac device

A

It is a password management system

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15
Q

What does the Linux dd command do

A

It is used to convert and copy files

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16
Q

What does the Linux vi command do

A

it is used to edit text files

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17
Q

What does the Linux su command do

A

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

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18
Q

What does the Linux ps command do

A

It displays the running system processes

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19
Q

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

A

ifconfig and iwconfig

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20
Q

What does the Linux chown command do

A

It changes the ownership of a file

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21
Q

What does the Linux chmod command do

A

It changes the permissions of files or directories

22
Q

What does the Linux rm command do

A

It removes (deletes) files or directories

23
Q

What does the Linux cp command do

A

It copies files and directories

24
Q

What does the Linux mv command do

A

It moves a file to a specific directory

25
Q

What does the Linux cd command do

A

It changes the current directory

26
Q

What does the Linux grep command do

A

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

27
Q

What does the Linux ls command do

A

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

28
Q

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

A

Boot Camp

29
Q

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

A

Time Machine

30
Q

What is the purpose of the apt-get command

A

It allows you to update or install packages

31
Q

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

A

NTFS

32
Q

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

A

reformat the drive or partition

33
Q

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

A

NTFS

34
Q

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

A

NTFS

35
Q

What is ExFAT?

A

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

36
Q

Which operating system uses the ext3 and ext4 filesystems

A

Linux

37
Q

What is HFS?

A

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

38
Q

What does the acronym HFS denote

A

Hierarchical file system

39
Q

What is a swap partition

A

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

40
Q

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

A

primary

41
Q

What does the acronym GPT denote

A

GUID Partition Table

42
Q

Command Prompt

A

A text-based interface that provides an alternative route for advanced users to perform many operating system tasks

43
Q

Cortona

A

A digital assistant and search tool in Windows 10 which responds to both keyboard and voice requests

44
Q

Linux

A

An operating system in the UNIX family that is used to run personal computers, servers, tablets, and smartphones

45
Q

Operating System

A

The central piece of system software on a computer, especially powerful and complex computers

46
Q

Swap

A

A partition used to store virtal memory which the operating system wrties to disk in order to free physical RAM

47
Q

UDF

A

Universal Disk Format

48
Q

Universal Disk Format (UDF)

A

An open vendor-neutral file system which can be used for a variety of purposes

49
Q

BranchCache

A
  • Optimizes network performance on wide area networks by letting computers cache and share downloaded files with other local computers.
  • Not available in Pro editions
50
Q

PXE

A

Preboot eXecution Environment

51
Q

Preboot eXecution Environment (PXE)

A

used by Windows and Linux systems to boot form a disk image stored on the network

52
Q

NetBoot

A

used by MacOS systems to boot from the network

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