UNIT 4 Grade 8

A network is a system that connects __________ for sending and receiving information.

two or more computing devices

PAN stands for __________ and is used for communication over a small area.

Personal Area Network

A __________ is a type of network where devices communicate over a small geographical area.

Local Area Network

A Wide Area Network (WAN) allows devices to communicate over __________ geographical areas.

larger

High bandwidth indicates a __________ amount of data being transmitted.

high

A __________ connects devices together on a network to form a wired network.

network switch

Raw facts and figures are referred to as __________.

data

A __________ is a computer on a network that offers services to other devices.

server

A file server offers devices a place to store and access __________.

files

Network topology is a diagram that shows how __________ in a network are connected to one another.

devices

In __________ topology, all devices are joined to one cable.

bus

If the main cable in a bus topology fails, the __________ network stops working.

whole

In ring topology, each device is connected to __________ other devices.

two

Star topology is characterized by each device having its own connection to a __________.

switch

In __________ topology, data flows in one direction, which helps avoid collisions.

ring

A __________ is a single device in a network.

node

The main device that allows devices to join together to form a network is called a __________.

network switch

A __________ connects several LANs to form a WAN.

router

A network interface card (NIC) allows devices to connect to a __________.

network

A unique number assigned to a computer on a network is called an __________.

IP address

TCP/IP stands for Transmission Control Protocol/ __________ Protocol.

Internet

An agreed set of rules for communication over a network is known as a __________.

protocol

Data packets are small units of data that are __________ across the network.

packaged to be sent

If a packet is dropped, the receiver can request it to be sent again using the __________ IP address.

recipient

Hardware failure in a network can cause __________ in data transmission.

errors

Encryption is the process of converting information into a __________ to prevent unauthorized access.

cipher

Two-factor authentication requires __________ methods for signing in.

two

A __________ is used to examine network traffic and block suspicious activity.

firewall

Brute-force attacks attempt unauthorized access by trying many __________ combinations.

password

Network access can be controlled through __________ which allows permission to certain users.

user access control

__________ is a term used for electrical disturbances that can cause errors in data transmission.

Interference

Parity checking is an error checking method that ensures data is transmitted __________.

correctly

A __________ server stores email messages and facilitates sending and receiving emails.

mail

__________ topology allows for redundancy and expansion without disruption.

Mesh

Wireless access points allow devices to connect to a network using __________.

Wi-Fi

Hypertext Transfer Protocol (HTTP) is used to transfer __________ content.

website