Domain 3.0: Hardware

Question 1

What cable is rated for 100 Mbps & 1 Gbps network at 100/350 MHz

Answer 1

Cat 5e

Question 2

What Cable is rated for 100 mbps network at 100 MHz

Answer 2

Cat 5

Question 3

What cable it’s rated for 1000 Mbps &/Or 10 Gbps network at 600/1000 MHz

Answer 3

Cat 7/7a

Question 4

what cable is rated for 1000 Mbps and/or 10 Gbps network at 250/500 MHz

Answer 4

Cat 6/6a

Question 5

What does throughput mean?

Answer 5

Throughput means actual speed

Reference page 171

Question 6

RJ45 wired for 568B on each end is considered

Answer 6

568B: Straight through cable

Question 7

8P8C is also known as

Answer 7

RJ 45 connector

Question 8

What is signal attenuation

Answer 8

signal attenuation is the weakening or degrading of the signal.
Example: UTP can only be run at 100 meters before signal attenuation occurs

Question 9

What does Plenum-rated cable mean & where would you use this

Answer 9

This means the cable has a special Teflon coating to reduce the amount of PVC chemicals released into the air in case of a fire
Plenum-rated cables are mainly used anywhere a sprinkler system cannot be reached. Example: Inside above-dropped ceilings

Question 10

UTP (Unielded Twisted Pair) is susceptible to EMI (Electromagnetic Interference)

Answer 10

True

Question 11

What cable was developed to resist EMI and possibly prevent unauthorized network access

Answer 11

STP (Shielded Twisted Pair)

Question 12

What cable uses an F-connector

Answer 12

Coaxial cable

Question 13

Internet Cable connection use

Answer 13

RG-6 coaxial cable

Question 14

Double shielded cable

Answer 14

RG-6/U

Question 15

Quadruple shielded cable

Answer 15

RG-6UQ

Question 16

RG - 6 Coaxial cables can carry up to how much GHz

Answer 16

1.5

Question 17

Multimode fiber can transmit data as far as

Answer 17

600 meters

Question 18

What is the data transfer rate for USB 2 - 3.2

Answer 18

2. 0 - 480 Mbps
3. 0 - 5 Gbps
4. 1 - 10 Gbps
5. 2 - 10/ 20 Gbps

Question 19

How many devices can be daisy-chained with Thunderbolt

Answer 19

Up to 6

Question 20

The data rate for Thunderbolt 1, 2 & 3

Answer 20

10, 20 & 30

Question 21

Connection type for thunderbolt 1 - 3

Answer 21

1 & 2 use display port and USB type C is used with thunderbolt 3

Question 22

How many pins does an Integrated Drive Interface (IDE) have

Answer 22

40 Pins

and maybe 4 pin Molex connector for power

Question 23

How many devices can you connect with SCSI connector

Answer 23

16 devices

Question 24

Data rate for DDR 1

Answer 24

1600 Mbs

Question 25

How many pins does a DDR2 Have

Answer 25

240 pins

Question 26

PC2 - 6400 is also known as what

Answer 26

DDR2

Question 27

Is DDR 3 backward compatible with DDR 2

Answer 27

No

Question 28

DDR3 is also known as

Answer 28

PC3-10600

Question 29

DDR is used in Desktop computers?

Answer 29

True

Question 30

How many pins does DDR2 have ?

Answer 30

240 pins

Question 31

How many pins does DDR3 have ?

Answer 31

240 pins

Question 32

How many pins does DDR4 have ?

Answer 32

288 Pins

Question 33

What is ram parity

Answer 33

Ram parity is a type of ram used for error detection

Question 34

RJ - 11 Is consideredtwisted pair wire

Answer 34

True

Question 35

What type of connection is RS - 232 considered?

Answer 35

Serial connection or DB9 or DB15

Question 36

Which usb is type is compatible to usb 2.0

Answer 36

USB Type C

Question 37

What connection type is used to connect internal hard drives and / or external devices

Answer 37

SCSI

Question 38

eSATA used to connect storage devices to computers

Answer 38

True

Question 39

Whsat connection is used inside the computer to provide power

Answer 39

Molex is used to provide power to various drives and motherboard. Molex has 4 pins

Question 40

6P2C is also known as

Answer 40

RJ 11

Question 41

Which opf the two have a thread at the end? F-connector or BNC Connector

Answer 41

F-connector has a thread used to screw / plug into a port. BNC only twist

Question 42

How many bits does a parity ram have

Answer 42

9 bit. Last bit is used to check the intergity

Question 43

How many bits can SATA Revison version 3.0 run ?

Answer 43

6Gb/s 600 Mb/s

Question 44

How many bits can SATA Revison version 3.2 run ?

Answer 44

16 Gb/s and transfer 1969 Mb/s

Question 45

What are the two main widths of Hard Disk Drives for desktops

Answer 45

3. 5 and 2.5 | 2. 5 is mostly used in laptops

Question 46

What is Synchronous Dram? (SDRAM)

Answer 46

is a generic name for various kinds of dynamic random access memory (DRAM) that are synchronized with the clock speed that the microprocessor is optimized for.