A+exam30 Flashcards

1
Q

DDR4 and DDR5 DIMMs have the same number of pins. How, then, can you tell the difference between the two?

A

Placement of the module key (notch)

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2
Q

You’re working at a Windows command prompt and need to prepare a volume on a hard drive to receive data using the NTFS filesystem. The volume should be designated as drive X. Which command would you use at a command prompt to do this?

A

format x: /fs:ntfs

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3
Q

You have Control Panel open and want to quickly check how much RAM is installed in the system and what processor it has. Which Control Panel utility will you use to view this information?

A

System

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4
Q

Name two ways you can manually configure your laser printer’s IP address?

A

Through the control panel

using management software on your computer

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5
Q

LGA 1150 and LGA 1151 sockets are used by which company’s brand of processors?

A

Intel

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6
Q

The ______________ command is used for applying Group Policy via the command line.

A

gpupdate

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7
Q

The __________ command in Linux allows you to view the contents of a text file.

A

cat

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8
Q

Ethernet uses _____ to send information on the network.

A

CSMA/CD (Carrier Sense Multiple Access with Collision Detection)

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8
Q

___________ can damage and shorten the life of mobile device batteries

A

Heat

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8
Q

What technology is built into hard drives to detect problems?

A

S.M.A.R.T

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8
Q

What is a valid reason for keeping firmware updated?

A

To patch security holes

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8
Q

When network signals are sent using electrical outlets, that is called _______.

A

Ethernet over power

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8
Q

The component of a laptop’s video system responsible for sending the video signal is the ___.

A

video card

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8
Q

What is S.M.A.R.T. technology used for?

A

To detect potential hard drive errors

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8
Q

What is the name of the BIOS that supports Secure Boot?

A

Unified Extensible Firmware Interface (UEFI)

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9
Q

When dealing with difficult customers, you should avoid ______ and/or being ________.

A

arguing defensive

10
Q

In Windows, which command-line tool allows you to view all installed hardware, resources, and applications?

A

MSINFO32

11
Q

Which Control Panel applet allows you to add features to the operating system?

A

Program and features

12
Q

Two coaxial networking cable standards are ____ and ____.

A

RG-6 and RG-59

13
Q

If your inkjet printheads are dirty, what can you use to clean them?

A

An inkjet printer cleaning solution

14
Q

A 10BaseT network uses _____ cabling and can transmit data at _______ (speed).

A

twisted pair (or UTP), 10 Mbps