Network

Question 1

Thick ethernet cables use what type of connector?
A) BNC
B) DX
C) AUI
D) RJ45

Answer 1

BNC

Question 2

A 10base2 cable is connected to a NIC using what type of connector

Answer 2

BNC

Question 3

Fast ethernet is also called

Answer 3

100-Mbps Ethernet

Question 4

On a null modem cable the following wires are cross connected

Answer 4

2 and 3

Question 5

max recommended length of a complete SCSI chain is _____?

Answer 5

15 ft

Question 6

Which system can be classified as a bus topology?
A) Ethernet
B) Token Ring
C) Arcnet
D) Fiberlink

Answer 6

ethernet

Question 7

Thinnet ethernet boasts the following advantages over thicknet

Answer 7

better bend radius

Question 8

Which DOS command can be used to test the connection between 2 devices on an ethernet network if the TCP/IP address of the device is known

Answer 8

ping

Question 9

what is broadcast loopback IP address

Answer 9

127.0.0.1

Question 10

which of the following IPV4 address is the loopback address

Answer 10

127.0.0.1

Question 11

What is the size of todays standard IPV4 IP addresses

Answer 11

4 bytes 32bits

Question 12

ARCNet can be classified as what topology

Answer 12

bus or star or mixture

Question 13

Which type of network only lets clients transmit data when they have a turn

Answer 13

token ring

Question 14

what is basic unit of ethernet traffic?
A) Frame
B) File
C) Stream
D) Packet

Answer 14

frame

Question 15

which system can be classified as a star topology by mistake

Answer 15

token ring

Question 16

client / server LAN

Answer 16

employs dedicated station as a server

Question 17

when connecting two hubs together us a ___

Answer 17

patch cable

Question 18

why does fiber optic cable has a high degree of data security as far as data communication are concerned?
A) loses signal strength when tapped into; does not radiate signal; does not tap easily
B) loses signal strength when tapped into
C) does not radiate signal
D) does not tap easily

Answer 18

loses signal strength when tapped into; does not radiate signal; does not tap easily

Question 19

in a token ring enviroment

Answer 19

token is passed counter-clockwise around the ring

Question 20

twisted pair network uses ____ conductors

Answer 20

10base T

Question 21

transferring an entire data word over serial conductors at one time is what type of communication

Answer 21

parallel

Question 22

When connecting two hubs together use a ___cable

Answer 22

cross over

Question 23

What is most common type of LAN topology

Answer 23

Star

Question 24

Broadcast loopback IP address is 10.10.10.1.

Answer 24

False

Loop back address is 127.0.0.1

Question 25

On a serial data analyzer, alpha-numeric characters appear in the "sent" data field and blinking hex characters appear in the "receive" data field. Why?

Answer 25

received data does not match protocol

Question 26

What is a modem?

Answer 26

modulates RS-232 digital data for transmission; De-modulates phone line data into RS-232 digital data; connects to an RS-232

Question 27

What is used to boost a digital signal? A) repeater B) Booster C) Amplifier D) Multiplier

Answer 27

Repeater

Question 28

The recommended maximum length of an RS-232 serial connection is? A) 50 feet (15M) B) 10 feet (3M) C) 25 feet ( 8.5 M) D) 100 feet (33M)

Answer 28

50 feet (15M)

Question 29

An RJ-45 connector is most commonly used with? A) Unshielded twisted pair cable B) Disk drive units C) Fiber Optic cable D) Coaxial cable

Answer 29

Unshielded twisted pair cable

Question 30

Maximum length of 10Base-2 Ethernet network segment is? A) 185M B) 15M C) 520M D) 1050M

Answer 30

185M

Question 31

What protocol is required for internet access? A) TCP/IP B) NetBEUI C) FTP D) HTTP

Answer 31

TCP/IP

Question 32

To connect your PC to a network you will need a _____?

Answer 32

Network interface card (NIC)

Question 33

Characteristics of 10Base2 cable?

Answer 33

185 Meters, 10Mbps