Grade 10 E 1

Select the best name for a network which is established in an office

• WAN

• MAN

• LAN

• None of above

This network topology has characteristics of two topologies. One advantage is, it can control different network parts separately. Select the best topology name for the above description.

• Ring

• Star

• Bus

• Tree

Which one of the following is not an advantage of computer networking?

• Ability to share data and information

• Ability to share resources

• Ability to store data in a small space

• Possible access of data for outsiders

Which one of the following is not a function of having a firewall in computer network?

• Controlling data communication between the Internet and computer network

• Providing the Internet facility

• Working as a barrier between internet and computer network

• Controlling the congestion between computer networks

What is the best network topology for LAN

• Bus

• Star

• Ring

• All above

Select the true statement about network topology.

• The main disadvantage of tree topology is that the whole network system in connected to a main computer

• In the bus topology, if one computer breaks down the whole system collapses

• All the computers in star topology are connected to a main wire.

• Less amount of wires are used in ring topology

Which of the following is/are a feature/features of fiber optics?

a) Velocity of light

b) Voltage

c) Full internal reflection

• a and b only

• b and c only

• a and c only

• c and d only

What type of media is used in satellite communication?

• Fiber optic

• Microwave

• Twisted pair

• infrared

What type of guided media in data transmission is used in TV antenna?

• Shielded twisted pair(STP)

• Fiber optic

• Unshielded Twisted Pair (UTP)

• Coaxial cable

What is the most essential thing in establishing a computer network?

• Internet Service Provider(ISP)

• Modem

• Network Interface Card

• Web browser