3.6 Explain the purposes and uses of various peripherals

Question 1

Sometimes you can extend the capabilities of your printer to also fax, scan, and copy by having an ___.

Answer 1

all-in-one system or AIO

Question 2

all-in-one system or AIO typically use what kind of conection?

Answer 2

USB

some can use ethernet, 802.11 wireless, or bluetooth/infrared

Question 3

The all-in-one device might also include an ___, so you can put a large number of papers in and have them all scanned automatically through the scanner itself.

Answer 3

ADF (automatic document feeder)

Question 4

A scanner creates a digital image of a paper document and stores it in an ___.

Answer 4

image file or Portable Document Format (PDF) file

Question 5

What is ideal for scanning something bulky like a book?

Answer 5

flatbed scanner

Question 6

What does an ADF do?

Answer 6

An ADF feeds paper, one sheet at a time, from a stack of separate sheets of paper.

Question 7

___ read barcode and QR codes, often using the same application.

Answer 7

Barcode and quick response (QR) code scanners

Question 8

Monitors, also called displays, allow users to see the video output of a computer. Name 4 common connectors associated with displays.

Answer 8

HDMI, VGA, DVI, and DisplayPort.

Question 9

The most common use is currently gaming, but ___ are also used for training, design, architecture, medical applications, and more.

Answer 9

VR headsets

Question 10

What is one thing you may need for reading/editing CDs, DVDs, and Blu-ray discs on slimmer laptops?

Answer 10

A free USB port for a peripheral optical drive.

Question 11

What are 3 ways of connecting a mouse/keyboard to a computer?

Answer 11

Bluetooth
USB
PS/2

Question 12

Glass tables may cause problems for what?

Answer 12

Mouse tracking.

Question 13

A ___ is an input device that provides point-and-click capabilities similar to a mouse. It is built into laptops but also available as a peripheral device that connects via USB or Bluetooth.

Answer 13

touchpad

Question 14

A ___ is an input device that has a surface you can “write” on, but rather than writing in ink, the pressure on the pad is detected, displayed on the screen and/or stored in a file. It is used to capture a signature during a transaction. It connects via USB.

Answer 14

signature pad

Question 15

___ are used when disconnected from the computer to take photos and videos that are stored as files in the camera.

Answer 15

Digital cameras

Question 16

Microphones may be built into a computer or connected as a peripheral via what 3 types of connection?

Answer 16

USB
Bluetooth
TSR (tip/ring/sleeve) jack

Question 17

TSR stands for what and is associated with what?

Answer 17

tip/ring/sleeve, audio devices such as microphones, headphones, or speakers. There may be two audio jacks, one for the microphone and another for the headphones, or it may be a single combined jack.

Question 18

A headset is a…

Answer 18

microphone and headphones combined in one unit.

Question 19

A ___ is a video output device that projects the video output onto a screen or whatever you happen to point it at.

Answer 19

projector

Question 20

What is projector light measured in? What must be considered when purchasing bulbs for one?

Answer 20

Brightness is measured in lumens (lm). The bulb in a projector will have a specific lumen value.

Question 21

Projectors connect to computers using the same types of connections as any other display, such as…

Answer 21

HDMI, DVI, or USB.

Question 22

What may you notice after powering off a projector?

Answer 22

The fan may continue to run to cool the bulb, keep it plugged after powering off for this reason.

Question 23

If you need to move a large amount of data from one computer to another, it’s common to use an ___.

Answer 23

external storage device

Question 24

External storage devices typically use what 3 connectors?

Answer 24

USB, eSATA, or Thunderbolt connections.

Question 25

High security environments may have what to dissuade external storage devices?

Answer 25

Disabled physical ports on computers.

Question 26

___ are typically used in data centers with many servers for easy control.

Answer 26

Keyboard, video, mouse (KVM) switches

Rather than each server having its own keyboard, video monitor, and mouse, KVMs connect a single keyboard, monitor, and mouse, to multiple servers.

Question 27

What peripheral is commonly used for a PoS terminal, or security access?

Answer 27

Magnetic Reader/Chip Reader

Question 28

Your point of sale terminal may also be able to accept payment using ___, where you’re able to put a mobile device very close to the terminal and be able to transfer your payment information that way.

Answer 28

NFC, or near-field communication

NFC is also used for transfer photos or files between smartphones.

Question 29

___ are a peripheral used as a form of authentication, may be built into some laptops.

Answer 29

smart card readers

Question 30

The most common use for smart cards is…

Answer 30

to authenticate a user to a system. In addition to a username and password, it serves as a second factor of authentication.