Installing, Configuring And Troubleshooting Display And Multimedia Devices

Question 1

Give 3 Display Device Types

Answer 1

Monitors
Projectors
Virtual reality (VR) headsets

Question 2

Defintion of a Video Projector

Answer 2

Video projector: A large format display in which the image is projected onto a screen or wall using a lens system

Question 3

Examples of Video Projectors

Answer 3

CRT
LCD
DLP

Question 4

Defintion of a VR Headset

Answer 4

VR headset: A headset worn like goggles to interact with images displayed in the headset.

Question 5

Display Device Settings and Features

Answer 5

Resolution and analog/digital output
Screen size and aspect ratio
Refresh rate
Brightness, contrast ratio, and illuminance
Viewing angle and privacy filters
Coatings
XGA and HD standards:
Resolution
Color depth
Aspect ratio

Question 6

What is a VGA Port

Answer 6

15-pin connector used to connect monitors to PCs.

Question 7

What is a DVI Port

Answer 7

Digital Visual Interface: (DVI) Video adapter designed to replace VGA port. It supports digital only or digital and analog signaling.

Question 8

What is HDMI

Answer 8

High Definition Multimedia Interface (HDMI): High-specification digital connector for audio-video equipment.

Question 9

Defintion of a Display Port

Answer 9

DisplayPort: Digital A/V interface developed by VESA. DisplayPort supports some cross-compatibility with DVI and HDMI devices.

Question 10

Defintion of a Video Card

Answer 10

Video card: Interface between graphics components of a PC and the display device.

Question 11

Defintion of a GPU

Answer 11

Graphics Processing Unit (GPU): Type of microprocessor used on dedicated video adapter cards or within a CPU with integrated graphics capability.

Question 12

What are the configuration options of multiple displays

Answer 12

Configuration options:
Graphics adapter with multiple display ports.
Multiple graphics adapters.
Daisy-chaining DP or Thunderbolt monitors.

Question 13

What are the Windows display modes of multiple displays

Answer 13

Windows display modes:
Duplicated display.
Extended display.
Show only on 1/2.

Question 14

Give 11 common display issues

Answer 14

No image is displayed on the monitor.
Image is dim.
Image flickers or is distorted.
Images have low resolution or color depth.
Images and icons are oversized.
Incorrect color patterns.
Dead pixels.
Image is burned into the monitor.
Unexpected objects or patterns appear on the monitor.
Overheating.
Protected content.

Question 15

Defintion of a Audio Subsystem

Answer 15

Audio subsystem: Made up of sound card and one or more input and output devices.

Question 16

What is MIDI

Answer 16

Musical Instrument Digital Interface (MIDI): Allows a computer with a sound card to drive MIDI-compatible musical instruments, or for a synthesizer to drive a computer audio application

Question 17

Definition of a Webcam

Answer 17

Webcam: A digital camera connected to a computer that can be used to stream and record video.

Question 18

Defintion of a Digital Cameras

Answer 18

Digital camera: A version of a 35 mm film camera where the film is replaced by light-sensitive diodes and electronic storage media.

Question 19

Give the description of the jack: Audio in (light blue)

Answer 19

A low-level (1V) stereo signal is supplied by most tape decks, video players, tuners, CD players, and so on.

Question 20

Give the description of the jack: Mic in (pink)

Answer 20

A mono-only analog input.

Question 21

Give the description of the jack: Audio out (lime)

Answer 21

A low-level (1V) analog stereo signal is suitable for feeding into amplified speakers or headphones.

Question 22

Give the description of the jack: Audio out (black)

Answer 22

Carries the signal for rear speakers in a surround sound system.

Question 23

Give the description of the jack: Audio out (orange)

Answer 23

Carries the signal for the subwoofer in a surround sound system.