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Checkpoint
A. Tick ( ) the correct option.
1. Each computer in a network is called a ..........................
a. Node b. Device
c. Unit d. Attachment
2. A computer network that spans across a city can be called a ..........................
a. LAN b. WAN
c. MAN d. CAN
3. Which of the following converts the digital signal into analog signal and vice-versa.
a. Hub b. Modem
c. Router d. LAN Card
4. In which topology all nodes are connected in a circular path?
a. Mesh b. Star
c. Bus d. Ring
5. A/an ......................... address is an unique identification number assigned to a computer connected
to a network.
a. IP b. Web
c. Permanent d. Local
B. Fill in the blanks using the words given below:
Hints
Router, Protocol, SMTP, Mesh, NIC
1. ...................... is a set of rules that governs the communication between computers on a network.
2. ......................... is a protocol used to send e-mail messages over the internet.
3. ......................... is a networking device used to connect and facilitate transfer of information between
two networks.
4. In ......................... topology, every node is connected to each other node.
5. ......................... is an expansion card which is used to provide the network access to a computer.
C. Write ‘T’ for true and ‘F’ for false.
1. Modulation is the process of converting analog signals to digital signal. .........................
Computer Networking 17

