Chapter 3

Question 1

What does VA LCD stand for?

Answer 1

Vertical Alignment Liquid Crystal Display, known for high contrast ratios.

Question 2

Define sRGB.

Answer 2

Standard Red Green Blue, a color space for consistent color representation across devices.

Question 3

What is the primary advantage of OLED over LCD?

Answer 3

OLED provides deeper blacks and better contrast due to self-emissive pixels.

Question 4

Define IPS LCD.

Answer 4

A type of liquid crystal display that uses in-plane switching technology for better color reproduction and viewing angles.

Question 5

What is a key advantage of IPS LCD over other LCD types?

Answer 5

Wider viewing angles and improved color consistency.

Question 6

Define S/FTP.

Answer 6

Shielded Foiled Twisted Pair, a cable type with individual shielding for each pair and overall shielding.

Question 7

True or false: F/UTP has shielding only around the entire cable.

Answer 7

TRUE

F/UTP stands for Foiled Unshielded Twisted Pair.

Question 8

What does PVC stand for?

Answer 8

Polyvinyl Chloride, a common plastic used in cable insulation.

Question 9

Fill in the blank: FEP stands for _______.

Answer 9

Fluorinated Ethylene Polymer

Question 10

What is a key feature of low-smoke PVC?

Answer 10

It produces less smoke and toxic fumes when burned.

Question 11

Define HDMI.

Answer 11

High-Definition Multimedia Interface, used for transmitting audio and video data.

Question 12

What does DVI stand for?

Answer 12

Digital Visual Interface, primarily used for video display connections.

Question 13

True or false: VGA supports digital signals.

Answer 13

FALSE

VGA (Video Graphics Array) only supports analog signals.

Question 14

Fill in the blank: An F-connector is commonly used for _______ connections.

Answer 14

Coaxial cable

Question 15

What is the purpose of a punchdown block?

Answer 15

To connect and organize multiple network cables securely.

Question 16

Define 110 block.

Answer 16

A type of punchdown block used for terminating twisted pair cables.

Question 17

What is a Molex connector?

Answer 17

A type of electrical connector used for power supply in computers.

Question 18

True or false: DB-9 connectors are used for serial communication.

Answer 18

TRUE

DB-9 connectors have 9 pins and are commonly used in RS-232 serial ports.

Question 19

Fill in the blank: DVI (Digital Visual Interface) can transmit _______ signals.

Answer 19

Digital and analog

Question 20

What type of signal does VGA transmit?

Answer 20

Analog video signal

Question 21

What do these three connectors have in common: ST (Straight Tip), SC (Subscriber Connector), and LC (Lucent Connector).

Answer 21

They are all Fiber Connectors

Question 22

RAM has what to do with your computer

Answer 22

Memory
short term or working memmory
(think Speed, speed, speed)

Question 23

what type of Random Access Memory does DIMM memory primarily use

Answer 23

Dynamic

Question 24

SDRAM

Answer 24

Synchronous Dynamic Random Access Memory

Question 25

Bus standard is a ________ or ________ for transferring data between computer components.

Answer 25

Physical Pathway (set of wires)

Question 26

Interface is the boundary, ________, or set of rules (protocol) defining how a device connects to that bus.

Answer 26

Connector (actual type of connector)

Question 27

Buses are _______ and interfaces are the ____________

Answer 27

Shared highways and interfaces are the entry/exit points for components

Question 28

PCIe (Peripheral Component Interconnect Express) is a high speed _______ ________ that can connect GPU's, NVMe SSDs, and Network adapters

Answer 28

Bus Standard

Question 29

NVMe (Non volatile memory express) is a high-performance storage protocol designed to maximize the speed of______ by utilizing PCIe bus to connect directly with the CPU

Answer 29

SSDs (Solid State Drives) -better than older SATA protocols

Question 30

SCSI (Small Computer System Interface) or scuzzy is the set of standards for physically ________ and _______________

Answer 30

connecting and transferring data between computers and peripheral devices

Question 31

Serial Attached SCSI is newer advanced technology over ____ and early version of ______ that allows for faster throughputs

Answer 31

SATA and early version of SCSI

Question 32

Describe NVMe PCIe M.2 SSD

Answer 32

-Solid State Drive -SSD wth M.2 form factor connection -SSD with NVMe (non-volatile memory express) protocol -SSD with PCIe (high speed bus standard and interface) / (allows SSD connection with CPU vis motherboard/PCIe bus)

Question 33

ARM (Advanced RISC Machine)

Answer 33

Set of instructions that trend toward simplified instruction set and higher efficiency.

Question 34

A less efficient but cleaner alternative to a thermal paste is a ______

Answer 34

Thermal pad

Question 35

Inside a CPU lies multiple processing cores that each possess their own _____________.

Answer 35

Cache (memory)

Question 36

Energy efficiency concerns the energy lost via _____ when converting AC to DC.

Answer 36

heat.

Question 37

Printer, scanner, fax, network connection, phone line connection, print from web are all types of ________

Answer 37

Multifunction devices

Question 38

User authentication is a form of _________ that allows everyone to print, set rights, and permissions, and printing vs managing the printer.

Answer 38

Printer Security

Question 39

Badging is used to ___________ when using the printer

Answer 39

Authenticate

Question 40

Audit logs may be built into the __________ or _________ . Cost management, security monitoring, and event viewer / system events.

Answer 40

event viewer or system events.

Question 41

Without using _________Thermal Printers use white paper that turns black when heated.

Answer 41

Ink

Question 42

Thermal Paper is paper covered with a ________ that changes color when heated.

Answer 42

chemical