Comptia Nework + Exam (006)

Front 1

Which of the following answers refers to an international standard for high-speed data communications over fiber-optic media?

Back 1

SONET

Front 2

A method that allows to combine multiple analog or digital data streams for transmission over a shared medium is known as:

Back 2

Multiplexing

Front 3

Which of the following answers refer(s) to the multiplexing method(s) used in fiber-optic communication?

Back 3

CWDM

DWDM

Front 4

Which of the answers listed below refer to examples of packet-switching communication methods?

Back 4

Frame relay

ATM

Front 5

What are the characteristic features of satellite Internet connections?

Back 5

Signal latency

Interference (weather dependent)

Low connection speed

Front 6

The use of cable modems within a standard cable television infrastructure for Internet access is commonly referred to as:

Back 6

Broadband cable

Front 7

What is the most common type of a DSL Internet access?

Back 7

ADSL

Front 8

Which of the following solutions allows for simultaneous digital transmission of voice, video, data, and other network services over a PSTN?

Back 8

ISDN

Front 9

What is the size of an ATM cell?

Back 9

53 bytes

Front 10

Which of the following answers refers to a method for establishing a dedicated point-to-point link between two networked devices?

Back 10

PPP

Front 11

MLPPP provides a method for combining two or more physical communication links into one logical interface for the purpose of improved speed and redundancy.

Back 11

True

Front 12

Which of the technologies listed below enables the use of different types of network protocols on the same network?

Back 12

MPLS

Front 13

Which of the following answers refer to cellular technologies used in mobile networks?

Back 13

CDMA

GSM

LTE

Front 14

What type of standard is LTE?

Back 14

4G

Front 15

The characteristic feature of the Evolved High-Speed Packet Access (HSPA+) standard is the use of:

Back 15

MIMO

Front 16

Which of the following Internet access types takes advantage of the traditional PSTN lines?

Back 16

Dial-up

Front 17

The IEEE 802.16 standards defining high-speed, long-distance wireless communication are also commonly referred to as:

Back 17

WiMAX

Front 18

In terms of size and reach, a Metropolitan Area Network (MAN) can be placed between a LAN (smaller type of network) and a WAN (larger type of network).

Back 18

True

Front 19

Metro-Ethernet is a general term for a computer network larger than a Local Area Network (LAN) and based on Ethernet standards.

Back 19

True

Front 20

Which of the following answers lists a more costly alternative to VPN?

Back 20

Leased line

Front 21

T1 lines support data transfer rates of up to:

Back 21

1.544 Mbps

Front 22

Which of the following answers lists the maximum data transfer rate of an E1 connection?

Back 22

2.048 Mbps

Front 23

T3 lines support data transfer rates of up to:

Back 23

44.736 Mbps

Front 24

Which of the answers listed below refers to the maximum data transfer rate of an E3 connection?

Back 24

34.368 Mbps

Front 25

Optical Carrier (OC) transmission rate specifications adhere to a pattern whereby OC prefix is followed by a number designating a multiple of the base unit of 51.84 Mbps.

Back 25

True