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Computer Text Book > Chapt 8 > Flashcards

Chapt 8 Flashcards

1
Q

The RJ-11 _______ jack connects devices such as?

A

The RJ-11 telephone jack connects a device called a dial-up modem (analog modem) or a fax device to a telephone line

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2
Q

To send info over the phone line the modem has to translate _________ signals into _______ form

A

The connecting modem translated digital signals into analog form

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3
Q

10Mbps data rate is what cable?

A

Cat 3

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4
Q

Cat 3 has a speed of?

A

10Mbps

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5
Q

What cable would be needed for a data transfer rate of 1000Mbps

A

Cat 5e or Cat 6

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6
Q

What cable would be needed for a data transfer rate of 10000Mbps

A

Cat 6, 6e or 7

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7
Q

How fast is ‘Fast Ethernet’?

A

100Mbps

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8
Q

How fast is ‘Gigabit Ethernet’?

A

1000Mbps

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9
Q

How fast is ‘10G Base T Ethernet’?

A

10000Mbps

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10
Q

The three types of wireless connections you need to understand for the CompTIA IT Fundamentals+ exam are ?

A

wireless Ethernet (Wi-Fi), Bluetooth, and NFC

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11
Q

Class 1 Bluetooth has a power of _______ and a range of ______?

A

100 mW
100 meters, 328 feet

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12
Q

Class 2 Bluetooth has a power of _______ and a range of ______?

A

2.5 mW
10 meters, 33 feet

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13
Q

Class 3 Bluetooth has a power of _______ and a range of ______?

A

1 mW
Less than 10 meters

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14
Q

A single USB port, also known as a ?

A

Root hub

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15
Q

Usb v2.0 - name - speed - color

A

Hi-Speed USB
480Mbps
Black

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16
Q

Usb v3.0 - name - speed - color

A

SuperSpeed usb 5Gbps Blue

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17
Q

Usb v3.0 Gen 2 - name - speed - color

A

SuperSpeed+ usb 10 Gbps red

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18
Q

What does a yellow usb port signify?

A

High-amperage USB 3.0 ports for charging tablets are marked in yellow.

19
Q

Usb type B connector for peripherals looks like a?

A

House

20
Q

Usb type mini-B connector for peripherals looks like a?

A

A trapezoid

21
Q

A usb micro-B connector is also known as?

A

Usb on the go

22
Q

A usb micro-B connector looks like?

A

A smooth/sloped trapezoid

23
Q

A usb 3.x micro-B connector looks like

A

xxxxxxxxx xxxx
xxxxxxxxxxx xxxx
xxxxxxxxxxxxxxxxxxx

24
Q

A usb 3.x type-B connector looks like

A

Taller than house connection

25
Q

T/F

USB ports are backward compatible with all previous versions

A

T

26
Q

if you plug a USB 3.0 flash drive into a USB 2.0 port, data will be transferred at what speed

A

USB 2.0 (480Mbps)

27
Q

To get the details about the USB devices connected to your MacBook or other macOS computer, click ?

A

click the Apple icon in the upper-left corner of the screen, click About this Mac, and click System Report

28
Q

FireWire 400 (also known as IEEE-1394a) runs at up to ?Mbps, making it (faster or slower) than its rival USB 1.1 (?Mbps).

A

FireWire 400 (also known as IEEE-1394a) runs at up to 400Mbps, making it much faster than its rival USB 1.1 (12Mbps).

29
Q

FireWire 800 (IEEE ?, ?Mbps)

A

(IEEE 1394b, 800Mbps)

30
Q

the Bilingual connector can what host devices?

A

the Bilingual connector can host either FireWire 800 or FireWire 400 devices

31
Q

the FireWire Beta connector can host which devices

A

FireWire 800 only

32
Q

Thunderbolt uses the same connection for computers and peripherals, making the cable?

A

completely reversible

33
Q

RAID

A

Redundant Array of Independent Disks (RAID)

34
Q

What supports daisy-chained peripherals?

A

Thunderbolt, unlike USB, supports daisy-chained peripherals.

35
Q

Thunderbolt 1 speed?

A

10Gbps

36
Q

Thunderbolt 2 speed?

A

20Gbps

37
Q

Thunderbolt 3 speed?

A

30Gbps

38
Q

A transceiver is a combination ? ?

A

A transceiver is a combination transmitter/receiver

39
Q

VGA Port looks like? And has ____ pins

A

Blue trapezoid with 15 pins

40
Q

VGA has _____ signal type

A

Analog

41
Q

VGA stands for:

A

Video Graphics Array

42
Q

VGA can support up to ? resolution

A

1080p (full HD) resolution

43
Q

DVI stands for:

A

The digital visual interface (DVI)

44
Q

4k is what resolution

A

4K (3840×2160 dots)

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