year 7 Network

A wireless technology that allows data transmission using radio waves.

• Wi-Fi

• Bluetooth

• cellular data

A type of network that communicates over a small geographical area, such as single building.

• LAN

• WAN

• PAN

a type of network that communicates over an area of no more than 10 meters, usually connecting smart devices within the immediate area of a user.

• PAN

• LAN

• WAN

a type of network that communicates over a large geographical area, such as across a city or country

• PAN

• LAN

• WAN

the program or set of instructions that tell a computer what to do to complete a task; aspects of a device you cannot touch

• hardware

• software

• server

1.Which of the following has a single cable connecting all the devices of a network?

i. Bus network

ii. Ring network

iii. Star network

iv. Mesh network

• i & ii

• iii & iv

• i & iii

• i& iv

Complete this sentence: A device installed at the end of the cable to stop the reflection of signals is called ………………………….

• Absorber

• Reflector

• Transmitter

• Terminator

Which of the following is TRUE about bus networks?

• Bus networks offer a secure connection.

• When more computers are connected in a bus network, the number of data collisions increases.

• Bus networks are expensive to install.

• None of the above.

In which of the following topologies, a computer is connected directly to its adjacent devices only?

• Bus topology

• Ring topology

• Star topology

• Mesh topology

In which of the following networks, failure of a device leads to failure of complete network?

• Bus network

• Ring network

• Mesh network