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WorksheetsNetworks transmission and media
Total questions: 89
Worksheet time: 1hrs 14mins
The basic advantages of the computer network is
Hacking
easy to communicate
network down
Which network connection is faster and more relaiable?
Wired
Wireless
What network covers a SMALL geographical area?
WAN
JAN
LAN
GAN
What do you need to connect networks together?
keyboard
client
printer
router
How do wired networks connect to other devices?
Radio frequencies
Microwave signals
Ethernet cables
Barbed wire
Which network connection is mobile, inexpensive, and is easy to set up?
Wireless
Wired
A device not connected to a computer network is known as....
LAN
Bridge
Standalone
WLAN
Identify two network hardware that can be used to setup a Wireless LAN
Wireless Network Interface Card.
Network Interface Card
Wireless Router
Switch
Select three items which are resources shared on a computer network.
Data
Bridge
Storage
Internet
Packets
It is used to connect devices or computer together to transfer resources or files.
Computer devices
Cables
Computer network
Network device
They are the one who receives and access resources from the server.
Peer
Server
Client
Operating System
TCP stands for?
Transmit Control Protocol
Transfer Control Protocol
Transmission Control Protocol
Transferring Control Protocol
Which of these is NOT a type of server?
Web
Board
The _______ provides your computer with a service (e.g. accessing websites, loading emails) in a client-server relationship
Client
Server
Every computer in your school has access to the ________ because they are part of a network
Printer
Interactive board
Which network is being used?
LAN or WAN?
A business has expanded into another country and needs its offices connected together.
LAN
WAN
You have just bought the new Playbox 420 and need to connect it to your home network so you get online and play with others.
LAN
WAN
The best model for a Computer Network
Node Server Model
Client Server Model
Server to Server Model
Host to Server Model
The speed with which data is moved from one place to another on a network
Bandwidth
WAN
MAN
Gateway
Sending data from your home computer to the Internet
Upload
Download
Broadband
Packet
A connection in which transfer speeds are faster than 768 kilobits per second
Gateway
Bandwidth
Broadband
Packet
A company that provides other companies or individuals with access to the Internet
TCP
DSL
MAN
ISP
Software that breaks messages into packets, hands them off to the IP software for delivery, and then orders and reassembles the packets at their destination
TCP
DSL
MAN
ISP
It uses regular copper phone lines to transfer digital data to and from the phone company’s central office
TCP
DSL
MAN
ISP
A network device that directs a packet between networks toward its final destination
Modem
Router
Broadband
Switch
A program used to test whether a particular network computer is active and reachable
IP Address
Traceroute
Firewall
Ping
It is made up of four one-byte numeric values separated by dots that uniquely identifies a computer on the Internet
IP Address
Traceroute
Firewall
Ping
The part of a hostname that specifies a specific organization or group
Host Number
Host
Domain Name
Domain Name System
A gateway machine and its software that protects a network by filtering the traffic it allows
IP Address
Traceroute
Firewall
Ping
A distributed system for managing hostname resolution
Host Number
Host
Domain Name
Domain Name System
Which of the following is not a advantage of computer networks?
Virus infection
Efficiency
Redundancy
Preserving information
_________________ is an overall design of a computer network that describes how a computer network is configured and what strategies are being used in it.
Network Topology
Network Style
Network Architecture
A ______________ is a computer that provides services to clients or workstations.
Main Computer
Server/ Central Hub
Service provider
In which network each computer can act as a server as well as client?
Peer-Peer network
Client-Server network
Communication rules used by network devices is known as protocol.
True
False
Select three items which are resources shared on a computer network.
Data
Bridge
Storage
Internet
Packets
The _______ provides your computer with a service (e.g. accessing websites, loading emails) in a client-server relationship
Client
Server
Your computer is the _______ in a client-server relationship
Client
Server
Bandwidth NOT measured in:
Mbps
Hbps
Kbps
Gbps
Fibre optic cables consist of very fine strands of glass or plastic fibre; transmitting data via
magnetic pulses
light pulses
electricity
There are two types of copper cables (select 2)
coaxial cable
single cable
twisted-paired
fiber optic cable
we connect to wifi using
electrical signals
radio signals
light signals
medium is material used to connect network devices. select examples of medium.
fiber optic cable
copper cable
radio signals
all of the above
bps stands for :
bits per second
bytes per second
band per second
Twisting in a twisted-pair help reduce the __________.
length
cost
noise
None of the choices are correct
Match the picture to the transmission media
coaxial cable
fibre optic
twisted pair
Radio waves, micro- waves and infrared waves are types of
wireless transmission
guided transmission
both a and b
None of the answers is correct
The term 'bandwidth' refers to .
the amount of data that can be downloaded via radio waves
the maximum amount of data that can be transferred at any time via an Internet connection
the number of minutes you use while online
the method you use to connect to the Internet
Which one of the following terms refer to wireless radio communication?
Bluetooth
Bandwidth
GPS
Ethernet
What is the primary use of multimode fiber cable?
Transmitting data between devices on a LAN
Intrabuilding applications
Workgroup applications
Campus backbones
What is the primary use of single-mode fiber cable?
Workgroup applications
Campus backbones
Transmitting data between devices on a LAN
Intrabuilding applications
What is the composition of UTP cable?
Pairs of wires wrapped in an overall metallic braid
Pairs of wires covered by insulating material
Pairs of wires wrapped in plastic insulation
Pairs of wires covered by metallic foil
What is the primary use of coaxial cable?
Power generation
Telephone communications
Data storage
Video transmission
What is the primary use of twisted-pair cable?
Power generation
Video transmission
Telephone communications
Data storage
Identify the advantage of using fiber optic cabling rather than copper cabling
It is cheaper than copper cabling
It is able to install around sharp bends
It is easier to terminate and install than copper cabling
It is easy to carry signals much farther than copper cabling
cable that resembles like a TV installation cable. _____cable is more
expensive than twisted pair cable, but it provides the high data transmission speed.
Twisted pair cable
Coaxial cable
Fiber optic cable
What is the biggest network in the world?
The Cosmos
The Internet
A School Network
The Processor
Transmission media are usually categorized as __________.
fixed or unfixed
guided or unguided
determinate or indeterminate
metallic or non-metallic
Allows computing devices to communicate via short-range wireless signals.
Infrared
Bbroadcast Radio
Cellular Radio
Microwaves
Provide a high-speed signal transmission. Involves sending signals from one microwave station to another
Infrared
Broadcast Radio
Cellular Radio
Microwaves
Identify type of cable
Coaxial Cable
Fiber Optic Cable
Twisted pair Cable
Telephone Cable
Which of the following is NOT a criterion for choosing a network media?
The cost of installing the media.
The type of data that can be transmitted.
The maximum distance that the media can successfully carry the signal.
The environment in which the media is installed.
Which type of network media carries data encoded into electrical pulses?
Copper cable.
Wireless media.
Fibre-optic cabling.
Cellular communication media.
Determine type of Transmission Media:
FIBER-OPTIC CABLE
Guided
Unguided
Determine type of Transmission Media:
MICROWAVE
Guided
Unguided
Which statement describes attenuation?
The loss of wireless signal over excessive distance from the access point.
The distortion of the network signal from fluorescent lighting.
The weakening of the network signal over long cable lengths.
The distortion of the transmitted messages from signals carried in adjacent wires.
The radio communication spectrum is divided into bands based on _____
amplitude
frequency
power
bandwidth
------- waves are used for short range communication such as those between a PC and a peripheral device.
(a)
Why do users sometimes want to change the frequency channel of the Wireless device?
To make it louder
To prevent interference
To make it quieter
To choose their favourite channel
Which has a higher BANDWIDTH ?
Cable
Wireless
Which is cheaper to SET UP?
Cable
Wireless
