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CompTIA IT Fundamentals U61 > Review 1 > Flashcards

Review 1 Flashcards

Hardware, Connectors, Devices, OS, Software Applications

1
Q

Which components in your computer store data?
(Choose 3)

A. RAM
B. SSD
C. PCI
D. PSU
E. BD-ROM
A

RAM - Random Access Memory
SSD - Solid State Drive
BD-ROM - BlueRay DIsc Read Only Memory

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2
Q

What type of expansion card allows your computer to talk to other computers without wires?

A

NIC - Network Interface Card

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3
Q

Which type of expansion slot provides the fastest data transfer speeds?

A. PCI
B. PCIe x1
C. PCIe x16
D. PCIe x64

A

PCIe x16 is the fastest.

PCI is the older and slower. There is no such thing as PCIe x64

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4
Q

Which of the following optical discs will store the most data?

A. CD-ROM
B. DVD-ROM DL
C. DVD-ROM DS
D. BD-ROM

A

Blu-Ray Discs store 25GB per layer.

A one layer Blu-Ray disc holds more data than a double-sided DVD.

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5
Q

What is the name of the component that controls communication between the processor and memory?

A. Motherboard
B. Chipset
C. CPU
D. Expansion Bus

A

The chipset controls the communication between the processor (CPU) and the memory (RAM)

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6
Q

Your friend Joe wants to add another hard drive to his computer. What should he check to make sure that his system will support it?

A. PSU
B. Expansion Slots
C. CPU
D. RAM

A

Joe needs to make sure his power supply unit (PSU) has a free connector, as well as enough power to supply the drive.

Hard disk drives do not use expansion slots.

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7
Q

Which of the following devices is most likely to have a joystick port on it?

A. Video Card
B. Sound card
C. Network card
D. Modem

A

Older sound cards had 15-pin joystick ports on them, as well as audio input and output jacks.

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8
Q

You want to upgrade your computer to give it a faster boot time and more space for your files. What should you purchase?

A. RAM
B. HDD
C. SSD
D. CPU

A

A solid-state drive (SSD) will provide faster bootup times than a conventional hard disk drive (HDD)

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9
Q

If your computer runs low on RAM, what will it use instead?

A

Virtual memory is hard drive space used as extra memory if your system runs low on physical memory.

Virtual memory is slower than physical memory.

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10
Q

Which of the following are hard drive connector types? (Choose two)

A. PATA
B. SATA
C. PCIe
D. AGP

A

Parallel ATA (PATA) and Serial ATA (SATA) are two hard drive connection types.

PCIe and GP are expansion slots

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11
Q

When you turn on your computer, it tells you that it does not hav the time and date set and asks you to enter setup. What likely needs to be replaced?

A

CMOS battery

The BIOS stores configuration information such as time and date, but it is powered by the CMOS battery when the system is off.

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12
Q

A user named Monika wants to upgrade the memory in her laptop. What type of memory will she need?

A

SODIMM

Small outline dual inline memory module (SODIMM) are made for laptops

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13
Q

Which device is connected to the motherboard with a 24-pin block connector?

A

Power Supply Unit

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14
Q

Which of the following is faster than RAM?

A. Cache
B. HDD
C. SSD
D. BD-ROM
E. none of the above
A

Cache

Cache is temporary memory that is closer to the processor than RAM, and it is therefore slightly quicker. It usually comes in smaller quantities.

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15
Q

Which of the following processor types is most likely to be found in a smartphone?

A. 32-bit
B. GPU
C. Intel
D. ARM

A

ARM

Small devices, such as smartphones and tablets, are most likely using ARM processors. They could be 32-bit or 64-bit.

A GPU is for video processing and Intel does not currently produce ARM chips.

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16
Q

You installed more memory in your computer, but it’s not recognized. Your friend suggests that you upgrade your BIOS. What’s the best way to do this?

A

If you want to upgrade a BIOS, the best way to do so is to flash it.

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17
Q

Which component inside a computer produces the most heat?

A

The CPU produces the most heat of any internal component.

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18
Q

Which of the following uses a 240-pin connector?

A. SODIMM
B. DIMM
C. SATA
D. PATA

A

Dual inline memory module (DIMMs) can use 240-pin connectors (and other sizes too)

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19
Q

Your boss wants you to justify your suggestion to purchase solid-state hard drives. What are advantages of solid-state drives (Choose three)

A. Faster than HDDs
B. Generate less heat than HDDs
C. Quieter than HDDs
D. Cheaper than HDDs

A

SSDs are faster
SSD’s generate less heat than HDDs
SSD’s are quieter.

SSDs expensive than HDDs per gigabyte

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20
Q

Which of the following are communications devices for computers? (Choose two)

A. NIC
B. Modem
C. PCIe
D. Sound Card

A

Network interface cards (NICs) and modems are devices that allow your computer to communicate with other computers.

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21
Q

Which of the following ports was developed by Apple and is found on MacBooks?

A. eSATA
B. S-video
C. Thunderbolt
D. Mac Video

A

Thunderbolt

Thunderbolt was developed by Apple in partnership with Intel. There is no Mac video port.

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22
Q

If you want to plug in a keyboard, which types of connectors might you use? (choose two)

A. Parallel
B. Serial
C. USB
D. PS/2

A

USB and PS/2

Keyboards can use either USB or PS/2 ports. Parallel ports were used for printers, and serial prots were used for modems and older mice.

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23
Q

What is the name of the connector that you are likely to find at the end of a twisted-pair network cable?

A

RJ-45

Twisted-pair network cables are terminated with RJ-45 connectors.

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24
Q

You want to use the video connector with the best resolution. Which one should you pick?

A. HDMI
B. HEMI
C. DVI
D. Component

A

HDMI

HDMI is the best video connection standard available today. DVI and component video are older standards.

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25
Q

Which of the following connectors provides the fastest speed?

A. DVI
B. USB
C. RJ-45
D. Thunderbolt

A

Thunderbolt

Thunderbolt: 40 Gbps
DVI: 4 Gbps
USB 3.2: 20Gbps
RJ-45: 10 Gbps

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26
Q

Which type of printer uses a powdery substance to create images on paper?

A

Laser

Laser printers use toner, which is an ink-like plastic powder. The toner is held to the paper via weak electrical charges and then melted onto the paper via the printer’s fuser.

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27
Q

Rebecca points at a flat square below her keyboard on her laptop and asks what that is. What is it?

A

Touchpad

A touchpad is a pointing device similar to a mouse.

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28
Q

Which of the following are wireless networking technologies? (choose two)

A. NFC
B. DVI
C. RJ-45
D. Bluetooth

A

NFC and Bluetooth are for wireless communication

DVI is for video and RJ-45 is a wired Ethernet connector.

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29
Q

What is the name fo the round connector that is used for keyboards and mice?

A

PS/2

USB is also used for keyboards and mice but it is rectangular

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30
Q

You want to install a device in your office that allows for extra storage and has built-in fault tolerance. Which device do you need?

A

NAS

Network-attached storage.

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31
Q

One of your friends asks you if you have any SuperSpeed devices. What type of device is she talking about?

A

USB

USB 3.x devices are called SuperSpeed devices.

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32
Q

You have a color inkjet printer. What type of ink cartridge does it most likely use?

A

CMYK

Color inkjet printers use Cyan, magenta, Yellow, and Black ink.

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33
Q

In your office, you need to setup up your computer for a video teleconference with another office. What peripheral do you need to make this work?

A

Webcam

A webcam allows you to record or transmit video.

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34
Q

What type of connector do you plug into a modem?

A

RJ-11

RJ-11 connectors are for phone lines which plug into a modem.

RJ-45 is for twisted-pair network cables

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35
Q

Which of the following connectors does not provide digital video output?

A. HDMI
B. DVI
C. VGA
D. Thunderbolt

A

VGA

VGA is the oldest video standard that is analog only.

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36
Q

Which of the following types of monitors is most likely to have a Degauss button on it?

A. CRT
B. Flat screen
C. Touchscreen
D. Projector

A

CRT

CRT monitors use vacuum tubes to show images, which sometimes built up static charges. The Degauss button removed the built-up charges.

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37
Q

Your friend discovered a joystick in a box of his brother’s items in the attic. What type of connector might this joystick have (choose two)

A. PS/2
B. USB
C. RS-232
D. DA15

A

USB and DA15

Joysticks today typically have USB connections. Older joysticks might have plugged into a game port, which was a 15-pin connector called DA15

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38
Q

Which of the following statements is true about DVI connectors?

A. They are digital only.
B. They are analog only.
C. They are digital and analog.
D. They support hybrid video technology.

A

DVI connectors are digital in nature but they are backward-compatible with analog VGA devices.

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39
Q

You have two Mac computers running macOS, and you want to connect them into a network. Which two types of connectors can help you accomplish this? (choose two)

A. RJ-11
B. RJ-45
C. FireWire
D. eSATA

A

RJ-45 connectors are at the ends of network cables, so they are a possibility.

FireWire can also be used to create a network for macOS or Linux computers.

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40
Q

Robert complains that the cursor on his laptop screen often jumps around unexpectedly when he’s typing. What can he do to solve the problem?

A. Reinstall the mouse driver
B. Reinstall the video driver.
C. Reboot the computer.
D. Disable the touchpad.
E. Stop typing.
A

Although the answer of “stop typing” might be tempting, it is probably not the best answer if Robert wants to get work done.

Disabling the touchpad will keep this problem from happening.

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41
Q

Using an Android phone, you want to scroll down. What do you do to accomplish this?

A. Swipe up
B. Swipe down
C. Pinch fingers together
D. Start with pinched fingers and separate them.

A

To scroll down, you need to “pull” the page up, so swipe up.

42
Q

For which of the following tasks are gaming consoles not used? (Choose two.)

A. Playing video games
B. Editing word documents
C. Watching a DVD
D. Creating a spreadsheet

A

Editing word documents and creating spreadsheets

Gaming consoles are used to play video games, watch Blu-ray or DVD movies, and sometimes connect to the Internet. A laptop or a workstation is better suited to edit Word documents or create spreadsheets.

43
Q

Which motion while using an iPhone allows you to zoom in on a map?

A. Tap
B. Double tap
C. Pinch
D. Reverse pinch

A

To zoom in on a map, you use reverse pinch.

44
Q

You want a device to hold files for several users to access on a network. What type of device do you need?

A. File console
B. Tablet
C. Server
D. Workstation

A

A server is used to provide services to others on a network. In this case, it sounds like a file server is what’s needed.

45
Q

Rachel is using her iPad to view pictures. She turns the iPad 90 degrees, and the image turns as well. Which sensor allowed this to happen?

A

The gyroscope detects rotational movement within a mobile device.

46
Q

Which type of IoT device is used to control the temperature in a home?

A

Thermostats are used to control temperature.

47
Q

Francis is trying to change the settings on his iPhone. He opens the Settings app. To see them better, he turns his phone 90 degrees, but nothing happens. What is the most likely cause?

A. The gyroscope is broken.
B. The Settings app does not support rotation.
C. He needs to enable app rotation in Settings first.
D. He needs to turn off the device and turn it back on to reset the rotation feature.

A

Not all apps support rotation, and Settings is one of them. The app needs to be specifically programmed to support rotation.

48
Q

What is the term used that refers to connecting two Bluetooth devices together for communications?

A

Pairing

To have two Bluetooth devices communicate with each other, they need to be paired.

49
Q

Agi has an iPhone with a biometric scanner enabled. What methods can she use to unlock her phone?

A. Fingerprint only
B. Passcode only
C. Fingerprint or passcode
D. Fingerprint, passcode, or iris scan

A

With biometrics enabled, she can use either the passcode or her fingerprint to access a locked device.

50
Q

What term refers to having data stolen from your device via Bluetooth connection?

A. Pairing
B. Bluesurfing
C. Bluejacking
D. Bluesnarfing

A

Bluesnarfing is stealing data using a Bluetooth connection. Bluejacking is sending a spam message via Bluetooth.

51
Q

Your friend recently got a new Android phone and comes over to your house. What app does your friend use to set up a Wi-Fi connection with your wireless router?

A. Wi-Fi
B. Settings
C. Networking
D. Connections

A

The Wi-Fi settings are in the Settings app in Android as well as in iOS.

52
Q

Which one of the following devices is likely to have the least amount of storage space?

A. Mobile Phone
B. Laptop
C. Workstation
D. Server

A

Mobile phones are likely to be the smallest devices and therefore will have the least amount of storage space.

53
Q

You are setting up a new Wi-Fi connection on your Android phone. What step do you take after turning on Wi-Fi?

A. Verify wireless capabilities
B. Enter the wireless password
C. Verify the Internet connection
D. Locate SSID

A

The proper steps in order are to verify wireless capabilities, turn on Wi-Fi, locate SSID, enter the wireless password, and verify the Internet connection.

54
Q

You want to enable backups of your new iPhone. Which two options do you have? (Choose two.)

A. iDrive
B. iCloud
C. iTunes
D. iBackup

A

For syncing and backing up iPhones (and iPads), you can use iCloud to back up to the Internet or use iTunes to back up to a local computer.

55
Q

A pacemaker is an example of what type of IoT device?

A. Medical device
B. Home appliance
C. Security System
D. IP camera

A

A pacemaker is a medical device that helps patients maintain a regular heartbeat.

56
Q

Which of the following accurately describes what Airplane mode does on an iPhone?

A. Turns off Wi-Fi connection
B. Turns off Bluetooth connection
C. Turns off the cellular connection
D. Turns off all wireless connections

A

Airplane mode turns off all wireless connections on your mobile device.

57
Q

Which IoT device is typically paired with security systems?

A. Home appliance
B. IP camera
C. Modern car
D. Thermostat

A

Video is a key component of security, and IP cameras allow you to capture video as part of a security system.

58
Q

You need to find a new productivity app for your Android-based tablet. Where should you look?

A. iTunes
B. Google Drive
C. Google Apps
D. Google Play

A

The Google Play store has apps for Android devices. iTunes is for iOS devices only. Google Drive is the name of Google’s cloud-based storage.

59
Q

An Xbox One X is an example of which type of device?

A

An Xbox One X is a gaming console, along with PlayStation and the Wii.

60
Q

Rebecca wants to get a copy of the newest game she heard about for her iPad. Where should she go to find and download it?

A

iTunes

For games and other apps for an iPad, she should use the iTunes store. It’s accessed by tapping the App Store icon on the home page.

61
Q

Which of the following is not a function of an operating system?

A. Interface between the user and the machine
B. Coordinate software applications
C. Coordinate hardware components
D. Monitor system health

A

Coordinate software applications

An operating system provides an environment for the software to function, but it does not coordinate between software applications.

62
Q

Which of the following operating systems can you freely modify if you choose?

A. macOS
B. iOS
C. Android
D. Linux

A

Linux is the only open-source OS from the list.

63
Q

Peter, a friend of yours, has a piece of software that was written for macOS. Which of the following OSs will that software run on?

A. macOS only
B. macOS and Linux
C. macOS and Chrome OS
D. macOS, Linux, and Chrome OS

A

macOS only

A piece of software written for an OS will work only on that type of OS.

64
Q

Your friend Michael just purchased a Chromebook and wants to know where his files are stored. What do you tell him?

A

In the cloud

Chromebooks often have very small hard drives, and they are not used for file storage. By default, all files are stored on Google’s cloud.

65
Q

You just deleted a shortcut to an important work presentation. What happened to the data in the presentation?

A. Nothing
B. It’s in the Recycle Bin/Trash.
C. It’s deleted.
D. It’s in the recovery partition.

A

Nothing happens to the data.

When you delete a shortcut, nothing happens to the file to which the shortcut pointed. The shortcut is just an easy way to access the file.

66
Q

With which of the following file systems can you not rename a file when it’s open?

A. ext3
B. ext4
C. XFS
D. NTFS

A

NTFS

With the FAT and NTFS file systems, you cannot rename a file, or change any of the metadata, while the file is open or in use.

67
Q

You are going to purchase a new iPhone. Which operating system will be installed on it?

A

iOS

iPhones come with the iOS operating system.

68
Q

Which of the following is an example of an embedded OS?

A. Windows
B. Firmware
C. iOS
D. Linux

A

Firmware

Firmware is an example of an embedded OS. They are small and require very few resource to run.

69
Q

Fred, a co-worker, heard about new software called Oreo. To which operating system is he referring?

A

Android

Android versions are currently named after different types of sweets. iOS versions don’t have nicknames. macOS was named after big cats and is now named after California locations.

70
Q

Which of the following is not a feature of a file system?

A. Permissions
B. Encryption
C. Journaling
D. Access control

A

Access control

Access control is managed by the operating system, not the file system.

71
Q

Linux is defined as a ______, which is also the core of an operating system.

A

Kernel

Linux is defined as a kernel, which is also the core of an operating system.

Linux is a kernel, which is the core of an OS. Linux packages are put together as distributions and marketed as such.

72
Q

You need to kill a process in Windows. Which utility should you use?

A

Task Manager

Processes are stopped (killed) in the Task Manager program.

73
Q

You just copied a file from the Work directory to the Projects directory on your Windows PC. What happened to the file on the hard drive?

A. Nothing

B. The file was removed from the Work directory and placed in the Projects directory.

C. The file was not moved, but a new pointer record was created associating the file with the Projects directory.

D. The file was copied to a new location on the hard drive and was associated with the Projects directory.

A

When you copy a file, the original file remains intact, and a new version of that file is created elsewhere on the hard drive. The new version is associated with the new folder.

74
Q

How many subdirectories are you allowed to create within a single directory in an OS?

A

It depends on the OS.

The answer is it depends on the OS. For example, ext3 allows for 32,000 subdirectories, and ext4 allows for 64,000 subdirectories.

75
Q

The combination of Linux-based files that gets released as a product is called what?

A. Distribution
B. Version
C. Kernel
D. Source

A

Distribution

A Linux-based OS is called a distribution, which is a combination of the kernel, shell, and utilities needed for a fully functional OS.

76
Q

Which of the following file systems does not have built-in security?

A. ext3
B. ext4
C. FAT
D. HFS

A

FAT

File Allocation Table (FAT) does not have built-in security.

77
Q

You need to prepare a new replacement hard drive for storage. What is the first step needed to get it ready?

A. Format the drive.
B. Install an OS.
C. Install a file system.
D. Create a partition.

A

Create a partition.

Before the hard drive can be used for file storage, it needs at least one partition. Once it’s partitioned, you can format the drive, which will install a file system.

78
Q

You need to update a Windows driver for a sound card. Which utility should you use?

A

Device Manager

In Windows, drivers can be upgraded and managed from Device Manager.

79
Q

Which of the following would not be considered metadata for a spreadsheet file?

A. Read-only attribute
B. Calculations inside the file
C. Name of the file
D. File size

A

Calculations inside the file

Any data or information inside a file is part of the file itself, not the metadata for the file. Metadata is information about the file, such as its name, size, creator, and security.

80
Q

Which of the following OSs uses the NT kernel?

A. Windows 10
B. Windows 3.11
C. macOS
D. Chrome OS

A

Windows 10

Windows 10 uses the Windows NT kernel. Windows 3.11 was created before the NT kernel. macOS and Chrome OS do not use the NT kernel.

81
Q

A user calls to tell you that every time he browses the Internet, multiple browser windows keep appearing on his screen even though he has not opened them. In this scenario, what should you do to fix the problem?

A. Deactivate client-side scripting.
B. Clear the cache.
C. Disable browser extensions.
D. Configure a pop-up blocker.

A

Configure a pop-up blocker

The browser windows the user is getting are known as pop-up windows. Configure a pop-up blocker, which should resolve the problem. If not, it’s possible the computer has malware.

82
Q

Rose opens her software application and gets a message stating that she has only 16 more uses of the product available. Given this scenario, what is her best course of action to use it more than 16 additional times?

A

Activate the software.

If a software product is giving you a limited number of uses, you must activate that software with the manufacturer. This typically requires you to have a software license and a product key.

83
Q

You are visiting a website to order a product, but you keep seeing old information that you know is outdated. Which of the following will most likely fix the problem?

A. Deactivate client-side scripting.
B. Clear the cache.
C. Disable browser extensions.
D. Configure proxy settings

A

Clear the cache

Web browsers cache information about websites. It’s possible that the browser’s cache is being read instead of the new data on the site. Clear the cache.

84
Q

You have just purchased licensed software and want to install it. Which of the following are you required to enter to install this software?

A. Your name and contact information
B. The product key
C. The serial number of your processor
D. None of the above

A

The product key

The product key will be required to install or use any licensed software product. The manufacturer will include this on the installation media or email it to you.

85
Q

Which of the following is not generally included in a two-tier architecture model?

A. Business logic layer
B. Database layer
C. Application layer
D. Client-side layer

A

Business logic layer

In a two-tier model, the business logic layer is usually omitted. The application layer is the client-side software.

86
Q

John purchases a single-use software license for an application and installs it on his desktop. Then he installs it on his laptop computer. In this scenario, which of the following statements is true?

A. John can use the application on both computers at the same time.

B. John can use the application on both computers, but only one at a time.

C. John can use the application on only one of the computers.

D. John can share the application with his friends to install on their computers.

A

John can use the application on both computers, but only one at a time.

Single-use software licenses typically state that the software can be used on only one computer at a time.

87
Q

You visit a website that is supposed to be secure. Your web browser shows the web address in a red font, and you do not see a lock icon. What is the most likely cause of this?

A

Invalid certificate

If a website’s security certificate is invalid, the web browser will warn you.

88
Q

Word processing, spreadsheets, and presentation software are examples of what?

A

Productivity software

Word processing, spreadsheets, and presentation software are three examples of productivity software.

Other software types are email, PDF viewers, desktop publishing, personal information manager, and remote desktop software.

89
Q

Which of the following types of software licenses requires the user to pay yearly?

A. Single use
B. Open source
C. Subscription
D. Recurring

A

Subscription

Subscriptions require the user to pay yearly. There are no recurring licenses.

90
Q

What software is designed to let the OS talk to hardware?

A

Driver

Drivers are designed to let the OS talk to hardware. Each piece of hardware must have a driver to work with the operating system.

91
Q

You need to set up software for five users on a network. They all need to have access to and edit the same Excel files. Which is the best type of software for them to use?

A. Project management software
B. Online workspace
C. Conferencing software
D. Document sharing

A

Online workspace

The users need an online workspace, which will allow them to share files and work with them online.

92
Q

When thinking of software compatibility, which two factors matter most? (Choose two.)

A. If the software will work with other software on the computer

B. If the software will work with the operating system

C. If the minimum hardware requirements are met

D. If the software comes with automatic updates

A

If the software will work with the operating system

If the minimum hardware requirements are met

The two most important things to consider are if the software was written to work with that operating system and if the computer has enough hardware to run the application.

93
Q

You have just plugged in a new HP printer to your Mac. You can’t find a printer driver. What should you do given the circumstances?

A. Use the default HP printer driver for macOS.

B. Visit Apple’s website to download the printer driver.

C. Visit HP’s website to download the printer driver.

D. Run Software Update to install the printer driver automatically.

A

Visit HP’s website to download the printer driver.

If you’re ever missing a driver, go to the manufacturer’s website to download it and then install it.

94
Q

Which of the following application delivery methods requires Internet access?

A. Cloud hosted

B. Locally installed

C. Local network hosted

D. Three tier

A

Cloud hosted

Cloud hosted apps require Internet access.

95
Q

Which of the following is not an example of productivity software?

A. Word processing software
B. Visual diagramming software
C. Web browser
D. Conferencing software

A

Conferencing software

Conferencing software is collaboration software.

96
Q

You just installed an antivirus program on your laptop computer. Given a scenario in which you want to maintain proper levels of security, how often should you update the software?

A. At least once a week
B. At least once a month
C. At least once a year
D. Only when a new virus is discovered

A

At least once a week

For security software, such as antivirus protection, you should update the definition file at least once per week. Better yet, set the software to update automatically.

97
Q

Which of the following does not require users to pay for the software?

A. Proprietary software
B. Open-source software
C. Concurrent license
D. Single use

A

Open-source software

Open source software is generally free, and users can modify the application if they so choose.

98
Q

Your boss calls you on the phone while he is trying to install software. It is telling him that he needs a product key. Where should you tell him to look for it? (Choose two.)

A. On the package the installation CD came in

B. In an email from the manufacturer

C. On the screen in the Options menu

D. In Windows Update

A

Software product keys are typically included on the package in which the installation CD-ROM was shipped. If the software was downloaded, then the manufacturer usually sends the software key via email.

99
Q

You want to visit a web page and make sure that the website does not steal any information about your identity. In that scenario, which of the following should you use?

A. Script blocker
B. Invalid certificate
C. Disabled extensions
D. Private browsing

A

Private browsing

Private browsing doesn’t guarantee anonymity, but it doesn’t use any of your cache or cookies, making it less likely that the site you visit can determine your identity.

100
Q

You are trying to enter registration information into a website. When you click the Submit button, nothing happens. You try again and still nothing. What is the most likely cause of this problem?

A. Script blocker
B. Pop-up blocker
C. Disabled browser extension
D. Invalid certificate

A

Script blocker

When you click a button on a web page, it activates a script telling the page and the server how to react. If scripts are blocked, then the button will not work properly.

CompTIA IT Fundamentals U61 (2 decks)

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