Topic #2: Communicating Over Networks

Question 1

Elements that make up a network

Answer 1

Devices
Medium
Messages
Rules

Question 2

a common computer used at home

Answer 2

Desktop Computer

Question 3

a portable computer

Answer 3

Laptop

Question 4

a computer dedicated to serving end users on a computer network

Answer 4

Server

Question 5

a digital telephone that carries voice as data over data networks instead of analog phone lines

Answer 5

IP Phone

Question 6

Local-Area network media, usually copper cable

Answer 6

LAN media

Question 7

Depicts local-area network wireless access

Answer 7

Wireless Media

Question 8

The most common device for interconnecting local-area networks

Answer 8

LAN Switch

Question 9

A device that provides security to networks

Answer 9

Firewall

Question 10

A device that helps direct messages between networks

Answer 10

Router

Question 11

A specific type of router often found in home networks

Answer 11

Wireless Router

Question 12

A symbol used to summarize a group of networking devices out of local management control, often the Internet itself

Answer 12

Cloud

Question 13

One form of wide-area network interconnection, represented by the lightning bolt-shaped line

Answer 13

WAN media

Question 14

3 Mediums for Networks

Answer 14

Copper Cables
Optical Fiber Cables
Wireless Fidelity

Question 15

Meaning of Wifi

Answer 15

Wireless Fidelity

Question 16

Signals carried by a copper cable

Answer 16

Electric Signals

Question 17

Signals carried by an Optical Fiber Cable

Answer 17

Light Signals

Question 18

Signals carried by Wi-Fi

Answer 18

Microwaves

Question 19

Software programs that support communication functions

Answer 19

Services

Question 20

How does one initiate a message

Answer 20

Install a service

Question 21

It is a generic term that encompasses web pages, e-mail, instant messages, telephone calls, and other forms of communication

Answer 21

Messages

Question 22

Protocol for the WWW

Answer 22

HTTP (Hypertext Transfer Protocol)

Question 23

Protocol for Email

Answer 23

SMTP (Simple Mail Transfer Protocol)
POP (Post Office Protocol)

Question 24

Protocols for Instant Messaging

Answer 24

XMPP (eXtensible Messaging and Presence Protocol)
OSCAR (Open System for Communication in Real Time)

Question 25

Protocol for IP Telephony

Answer 25

SIP (Session Initiation Protocol)

Question 26

These networks carry data, voice, video & images over the same network

Answer 26

Converged Network

Question 27

what does HTTP stand for

Answer 27

HyperText Transfer Protocol

Question 28

What does SMTP stand for

Answer 28

Simple Mail Transfer Protocol

Question 29

What does POP stand for

Answer 29

Post Office Protocol

Question 30

What does XMPP stand for

Answer 30

eXtensible Messaging and Presence Protocol

Question 31

What does OSCAR stand for

Answer 31

Open System for Communication in Realtime

Question 32

What does SIP stand for

Answer 32

Session Initiation Protocol

Question 33

An element that makes up a network that refers to the one that communicates with one another

Answer 33

Devices

Question 34

An element that makes up a network that refers to the one that connects devices together

Answer 34

Medium

Question 35

An element that makes up a network that refers to the information that is transmitted over the media

Answer 35

Messages

Question 36

An element that makes up a network that refers to the one that govern how messages flow across networks

Answer 36

Rules

Question 37

These are software programs that support communication functions

Answer 37

Services