Question 1

What device allows multiple computers to be viewed and controlled by a single mouse,keyboard,and screen?

Accepted Answer

A)  Webcam 
B)  KVM switch 
C)  MKS switch 
D)  Touch screen switch 
A)  Webcam 
B)  KVM switch 
C)  MKS switch 
D)  Touch screen switch B

Question 2

What do optical mice use to track their movements?

Accepted Answer

Optical mice use LEDS or lasers and a camera to track their movements.

Question 3

How well does Windows support drivers for webcams?

Accepted Answer

Windows has limited drivers for webcams,so use the ones that come with the product-they also usually come with application software.

Question 4

Your ball mouse has stopped responding smoothly,and you are having trouble pointing at objects on the screen.What is the likely problem?

Accepted Answer

The ball m

Question 5

A scanner's box advertises "2400 × 2400 dpi." This refers to the scanner's ____________________.

Accepted Answer

The answer of A scanner's box advertises "2400 × 2400...

Question 6

How would you troubleshoot issues with webcams?

Accepted Answer

To troubleshoot camera issues,go through

Question 7

__________ are the distinctive,measurable characteristics used to label and describe individuals.

Accepted Answer

Biometric

Question 8

Digital picture quality is often expressed in __________.

Accepted Answer

The answer of Digital picture quality is often expressed in...

Question 9

How many devices are supported by FireWire?

Accepted Answer

A)  32 
B)  63 
C)  127 
D)  128 
A)  32 
B)  63 
C)  127 
D)  128

Question 10

What type of pen or hand device reads UPC code and connects to either a PS/2 or USB port?

Accepted Answer

A)  KVM 
B)  Bar code reader 
C)  Fingerprint scanner 
D)  UPS reader 
A)  KVM 
B)  Bar code reader 
C)  Fingerprint scanner 
D)  UPS reader

Question 11

The quality of pictures produced by a camera is expressed as some number of ____________________.

Accepted Answer

The answer of The quality of pictures produced by a...

Question 12

You system doesn't have enough USB ports.You can add a(n)____________________ that extends a single USB port into more ports.

Accepted Answer

The answer of You system doesn't have enough USB ports.You...

Question 13

How many USB devices are supported by one host controller?

Accepted Answer

A)  32 
B)  63 
C)  127 
D)  128 
A)  32 
B)  63 
C)  127 
D)  128

Question 14

Describe digital camera quality issues.

Accepted Answer

Quality is usually expressed as some num

Question 15

None of the USB devices work in a system.What would you check first?

Accepted Answer

If no USB devices ar

Question 16

Which USB ports are typically used to interface with the PC?

Accepted Answer

A)  A 
B)  B 
C)  mini-A 
D)  mini-B 
A)  A 
B)  B 
C)  mini-A 
D)  mini-B

Question 17

The different speeds defined by USB 1.1 are ____________________-Speed and ____________________-Speed.

Accepted Answer

The answer of The different speeds defined by USB 1.1...

Question 18

What are KVMs that do not continuously communicate with all connected systems called?

Accepted Answer

Passive KVMs do not

Question 19

What is the UART?

Accepted Answer

The universal asynchronous rec

Question 20

FireWire has been replaced in practice by all of the following EXCEPT:

Accepted Answer

A)  USB 3.0 
B)  eSATA 
C)  Serial 
D)  USB 2.0 
A)  USB 3.0 
B)  eSATA 
C)  Serial 
D)  USB 2.0

Exam 20: Input Devices

What device allows multiple computers to be viewed and controlled by a single mouse,keyboard,and screen?

What do optical mice use to track their movements?

How well does Windows support drivers for webcams?

Your ball mouse has stopped responding smoothly,and you are having trouble pointing at objects on the screen.What is the likely problem?

A scanner's box advertises "2400 × 2400 dpi." This refers to the scanner's ____________________.

How would you troubleshoot issues with webcams?

__________ are the distinctive,measurable characteristics used to label and describe individuals.

Digital picture quality is often expressed in __________.

How many devices are supported by FireWire?

What type of pen or hand device reads UPC code and connects to either a PS/2 or USB port?

The quality of pictures produced by a camera is expressed as some number of ____________________.

You system doesn't have enough USB ports.You can add a(n)____________________ that extends a single USB port into more ports.

How many USB devices are supported by one host controller?

Describe digital camera quality issues.

None of the USB devices work in a system.What would you check first?

Which USB ports are typically used to interface with the PC?

The different speeds defined by USB 1.1 are ____________________-Speed and ____________________-Speed.

What are KVMs that do not continuously communicate with all connected systems called?

What is the UART?

FireWire has been replaced in practice by all of the following EXCEPT:

The Path of the PC Tech

Operational Procedures

The Visible PC

Visible Windows

Visible Networks

Microprocessors

RAM

Bios

Motherboards

Power Supplies

Hard Drive Technologies

Implementing Hard Drives

Removable Media

Installing and Upgrading Windows

The Right PC for You

NTFS, Users, and Groups

Maintaining and Optimizing Windows

Working With the Command-Line Interface

Troubleshooting Windows

Video

Local Area Networking

Wireless Networking

The Internet

Multimedia

Portable Computing

Mobile Devices

Printers

Securing Computers

Virtualization

The Right PC for You

The Complete PC Tech

Filters

The different speeds defined by USB 1.1 are -Speed and -Speed.