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A+ Certfication > Os > Flashcards

Os Flashcards

1
Q

API

A

Application programming interface

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2
Q

What does the API do?

A

It enables a program to activate hardware

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3
Q

Where in the CLI do you type and send text commands?

A

Command prompt

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4
Q

What type of memory stores running programs in a page file on a hard drive?

A

Virtual memory

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5
Q

Which Windows 10 edition would be cost effective and appropriate for a business with 50 client PCs and a handful of servers?

A

Professional

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6
Q

Jill needs access to a folder in Joe’s account on a Windows PC, but Joe is not in the office right now. As an administrator, what permission can she use to give herself access?

A

Take ownership

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7
Q

A Windows installation has failed. What file should you check to see what files failed to copy?

lusrmgr.msc

system

bootrec/fixmbr

Setuperr.log

A

Setuperr.log

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8
Q

If you do not complete the activation process for windows 10, what will happen to your computer?

A

After 30 days you won’t be able to receive updates

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9
Q

What is the difference between upgrading to windows 8.1 from windows 7 and windows 8?

A

U can keep software when upgrading from 8 to 8.1 but not when upgrading from 7

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10
Q

What file system should you use for a windows 10 installation?

A

NTFS

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11
Q

What is a more reliable way to ensure that data on a decommissioned hard disk will not be read by others?

A

Use a drive wiping utility

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12
Q

To monitor something overnight that is having performance issues in windows 8.1, what tool should you use?

Programs and Features
Disk Utility
System Restore
Performance Monitor

A

Performance monitor

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13
Q

What are organized inside the registry rook keys?

A

Subkeys

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14
Q

What does the app history in windows 8/8.1/10 task manager collect?

A

Recent statistics on application use of cpu and network resources

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15
Q

With what is every application and service in windows associated?

A

A process

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16
Q

How do you open the registry editor from command prompt?

A

regedit

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17
Q

What command enables you to make a new directory at a Windows command prompt?

md
ls
bcdedit.
lusrmgr.msc

A

md

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18
Q

What command will
delete all of the files in a directory?

A

del.

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19
Q

What is the name for the rules for typing a command correctly?

A

Syntax

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20
Q

Which command pauses after displaying a screen’s worth of directory content?

A

dir/p

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21
Q

What is the linux command equivalent of dir?

A

ls

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22
Q

What is the name of the disk management utility in macOS

disk utility
finder
system
device manager

A

disk utility

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23
Q

Ubuntu and Red Hat are examples of what?

A

Linux distros

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24
Q

GNOME is an example of what?

A

Linux GUI shell

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25
Q

What macOS feature is the equivalent of File Explorer?

A

finder

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26
Q

how can you shut down an unresponsive application in macOS

A

Force Quit

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27
Q

What tool enables you to correct a corrupted Windows operating system by reverting your computer to a previous state?

A

System Restore

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28
Q

What is Data Execution Prevention (DEP)?

A

A technology that prevents viruses from taking over programs loaded in system memory.

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29
Q

If you install a driver on your system and it causes problems, which tool can you use to roll back to a previous driver?

A

Device Manager

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30
Q

Which Windows 7 utility enables you to uninstall programs from your computer?

A

Programs and Features

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31
Q

From what applet can you adjust the size of the paging file in Windows?

A

system

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32
Q

Diane complains that her system seems sluggish and she keeps running out of disk space. What tool can you use to get rid of unnecessary files? Select the best answer.

A

Disk Cleanup

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33
Q

What tool does Microsoft include with Windows that enables you to clean the Registry?

A

Windows does not have a registry cleaner.

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34
Q

From which Control Panel applet can you switch a user from a workgroup to a domain?

Perfomance Moniter

System

Disk Utility

Finder

A

System

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35
Q

What is the command for opening Local Users and Groups in Windows?

A

lusrmgr.msc.

36
Q

Which tab in System Configuration (msconfig) in Windows 7 enables you to disable specific programs from loading after you log in to Windows?

A

startup.

37
Q

You suspect your system is failing to boot because of a corrupt master boot record. Which utility is the best to fix this?

Device Manager

Performance Moniter

WinRE Command Prompt

System Restore

A

WinRE Command Prompt.

38
Q

When a PC won’t boot, which of the following points to a hardware or system setup utility problem?

A

A black screen with the error message “invalid boot disk.”

39
Q

John’s computer has an error that says bootmgr is corrupted. What tool can he use to fix this problem?

A

Bcdedit.

40
Q

Ralph suspects a bad RAM stick is causing Windows to fail to boot. What tool included in Windows can he use to check the RAM?

A

Windows Memory Diagnostic Tool.

41
Q

Which of the following commands will repair a damaged master boot record in a Windows 7 PC?

A

bootrec /fixmbr.

42
Q

You get a tech call from a distraught Windows 7 user who can’t get into Windows. He says he has a Recovery CD from the manufacturer and plans to run it. What would you suggest?

A

Try to get the computer to boot into Safe Mode.

43
Q

Mark loaded a new video card on his system, but now everything looks very bad. What should he do first?

A

Go to Device Manager.

44
Q

What can bad device drivers or failing hardware cause in macOS and Linux?

A

kernal panic

45
Q

Which tool can record Windows issues such as an application failing to load?

A

Event Viewer.

46
Q

What are the components that make up a single Microsoft Management Console?

A

Snap-ins.

47
Q

Upgrading which component of a host machine would most likely enable you to run more virtual machines simultaneously?

Windows.

Hard drive.

RAM.

CPU.

A

RAM

48
Q

Powerful hypervisors like ESXi are often booted from what location?

Floppy disks.

Windows.

USB thumb drives.

Firmware.

A

USB thumb drives.

49
Q

Which of the following virtualization programs works well with macOS? (Select the best answer.)

Virtual PC.

KVM.

Parallels.

ESXi.

A

Parallels.

50
Q

With what does VMware Workstation replace [CTRL] + [ALT] + [DELETE]?

A mouse click.

[CTRL] + [ALT] + [TAB].

[CTRL] + [ALT] + [INSERT].

A

[CTRL] + [ALT] + [INSERT].

51
Q

Which is a term for a computer with minimal hardware that serves as a terminal to a desktop OS running inside a virtual machine on a powerful remote server?

Thin client.

Virtualization workstation.

Emulator.

A

Thin client.

52
Q

Which Windows 7 feature was discontinued because of security risks?

Gadgets.

Libraries.

Aero.

Windows Experience Index.

A

gadgets

53
Q

Bob has a folder on his hard drive called Important that has NTFS permissions set so that only Bob can read it. He has another folder called Private that he keeps on a USB stick formatted with FAT32. What happens to the Private folder when Bob moves it into the Encrypted folder?

Private is encrypted, but no permissions are set.

The permissions on Important are removed.

Private remains without any permissions.

Private inherits the permissions from Important so that they both have the same permissions

A

Private inherits the permissions from Important so that they both have the same permissions

54
Q

Which edition of Windows 10 do you need if you want the AppLocker and BranchCache features?

Starter.

Home.

Enterprise.

Pro.

A

Enterprise

55
Q

What tool activates when you move the cursor to the top or bottom right-hand corners of the screen in Windows 8?

The Start menu.

The Start screen.

The taskbar.

The Charms bar.

A

The Charms bar.

56
Q

What is the RAM minimum requirement for a 64-bit version of Windows 10?

1 GB.

2 GB.

4 GB.

8 GB.

A

2 GB.

57
Q

What is the primary tool you use to observe and manipulate files on a Mac?

Dock.

Desktop.

Spotlight.

Finder.

A

Finder.

58
Q

What is the purpose of Windows activation?

Antivirus.

Multi-booting.

File security.

Anti-piracy.

A

Anti-piracy.

59
Q

What kind of file do you download to create your own bootable installation media?

A

A CAB File.

B

An ISO image.

C

An MSI installer.

D

A ZIP file.

A

An ISO image.

60
Q

What is the backup utility in macOS?

A

Time Machine.

B

Rescue.

C

Backup and Restore.

D

File History.

A

TIme Machine

61
Q

Which of the following key combinations opens the Task Manager?

A

[CTRL] + [ALT] + [SHIFT].

B

[WINDOWS LOGO] + [PAUSE/BREAK].

C

[CTRL] + [SHIFT] + [ESCAPE].

D

[SHIFT] + [F5].

A

[CTRL] + [SHIFT] + [ESCAPE].

62
Q

What is the name of the coding standard that enables programmers to write databases and applications that interact independently of the operating system used?

A

Component Services.

B

Open Database Connectivity.

C

Services.

D

Reliability and Performance Monitor/Performance Monitor.

A

Open Database Connectivity.

63
Q

Which of the following root keys contains the data for a system’s non-user-specific configurations?

A

HKEY_USERS.

B

HKEY_CLASSES_ROOT.

C

HKEY_LOCAL_MACHINE.

D

HKEY_CURRENT_USER.

A

HKEY_LOCAL_MACHINE.

64
Q

How do you run a command at the Windows 7 command prompt with elevated or administrative privileges?

A

Right-click a command-prompt shortcut, and then select Run as administrator.

B

When prompted, enter a valid root or supervisor password.

C

Right-click a command-prompt shortcut, and then select Run as PowerUser.

D

Enter an elevated user name and password at the command prompt.

A

Right-click a command-prompt shortcut, and then select Run as administrator.

65
Q

Which command do you use to change the focus of the command prompt to a different directory?

A

cd

B

dir /n

C

dir /c

D

cddir

A

cd

66
Q

Which command in macOS and Linux enables you to copy a directory, including all of its contents?

A

cp -r

B

robocopy

C

robocopy -a

D

cp

A

cp -r

67
Q

Which of the following commands opens the System Information tool?

A

msinfo.

B

msconfig.

C

mscnfg32.

D

msinfo32.

A

msinfo32.

68
Q

Mark wants to run Error-checking on his Windows 7 machine once every week. Which tool enables him to set Windows to do this automatically?

A

Hardware Profiles.

B

Startup Repair.

C

Task Scheduler.

D

msconfig.

A

Task Scheduler.

69
Q

When performing automatic updates, Windows uses which feature to download additional updates for other Microsoft products?

A

Software notifications.

B

Registry.

C

msinfo32.

D

Windows Update.

A

Windows Update.

70
Q

To install an application in macOS, you can drag it into what folder?

A

Program Files.

B

Users.

C

Program Files (x86).

D

Applications.

A

Applications.

71
Q

Which Linux application installs and removes applications?

A

pwd.

B

apt-get.

C

Apple Store.

D

Install.

A

apt-get.

72
Q

Which macOS and Linux CLI command can back up a drive by creating a full drive image?

A

nbtstat

B

robocopy

C

dd

D

apt-get

A

dd

73
Q

On a Windows machine, what problem does a message about a missing or corrupted “bootmgr” at boot usually indicate?

A

Missing Registry.

B

Missing system files.

C

Missing backup.

D

Missing Windows installation disc.

A

Missing system files.

74
Q

When using the Windows Memory Diagnostic Tool, what does the Pass Count option affect?

A

The amount of RAM tested.

B

The number of failures allowed.

C

The number of times each test runs.

D

The RAM slot to test.

A

The number of times each test runs.

75
Q

Which of the following commands opens a special prompt in the Windows 7 WinRE?

A

bootrec.

B

fixboot.

C

bcdedit.

D

diskpart.

A

diskpart.

76
Q

On which type of computer would you get a kernel panic error?

A

macOS.

B

Android.

C

Windows 8.

D

Windows 7.

A

macOS.

77
Q

Which Windows utility enables you to create custom utility sets by adding snap-ins?

A

Device Manager.

B

MMC.

C

services.msc.

D

msconfig.

A

MMC.

78
Q

28
What do you make when you save a copy of a VM?

A

Zip.

B

Replacement.

C

Save.

D

Snapshot.

A

Snapshot.

79
Q

What is one benefit of ESXi over VMware Workstation?

A

More of the system’s resources can be dedicated to the virtual machines.

B

ESXi uses less electricity.

C

ESXi is easier to set up.

D

ESXi costs less.

A

More of the system’s resources can be dedicated to the virtual machines.

80
Q

What is the difference between a virtual machine (VM) and an emulator?

A

A VM converts commands to and from a host machine to an entirely different platform, whereas an emulator creates an environment based on the host machine and does no converting.

B

An emulator converts commands to and from a host machine to an entirely different platform, whereas a VM creates an environment based on the host machine and does no converting.

C

A VM requires a host OS whereas an emulator runs on bare-metal servers without an OS.

D

An emulator requires a host OS, whereas a VM runs on bare-metal servers without an OS.

A

An emulator converts commands to and from a host machine to an entirely different platform, whereas a VM creates an environment based on the host machine and does no converting.

81
Q

Which inkjet printer feature offers the best print quality?

A

24 ppm.

B

300 dpi.

C

12 ppm.

D

72 dpi.

A

300 dpi.

82
Q

What printing process uses heat-sensitive plastic film embedded with various color dyes?

A

Ink-dispersion.

B

Inkjet.

C

Dye-dispersion.

D

Dye-sublimation.

A

Dye-sublimation.

83
Q

Which of these comes after the Developing phase of the laser printing process?

A

Processing.

B

Charging.

C

Exposing.

D

Fusing.

A

Fusing.

84
Q

The output from your inkjet printer appears much darker than what you see on your screen. What is the problem?

A

The color ink cartridges are almost empty.

B

You are using a weight of paper that isn’t supported in the MSDS.

C

The printer and monitor need to be calibrated.

D

The black ink cartridge is almost empty.

A

The printer and monitor need to be calibrated.

85
Q

Marie clicked Print on her Word document, but nothing happened. Her printer is installed and has worked in the past. A quick glance shows that the printer is on, online, and has paper. What should she do next?

A

Reinstall Windows.

B

Turn the printer off then back on.

C

Reinstall the printer drivers.

D

Check the print spooler.

A

Check the print spooler.

86
Q

The output from Diane’s laser printer is blotchy and uneven. What should she suspect first?

A

The printer is low on toner.

B

A nozzle is clogged.

C

Her printer is dirty.

D

A laser is blocked.

A

The printer is low on toner.

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