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2. A computer network that spans a city can be called a ............................ .
a. LAN c. MAN
b. WAN d. CAN
3. A ............................ can convert digital data into analog signals and vice versa.
a. hub c. router
b. modem d. LAN Card
4. Which of the following refers to a computer network that can be used only within an
organisation?
a. Internet c. Both a and b
b. Intranet d. None of these
5. A/an ............................ address is a unique identification number assigned to a
computer connected to a network.
a. IP c. permanent
b. Web d. local
6. SMTP stands for ............................ .
a. Simple Mail Transfer Protocol
b. Simple Message Transfer Protocol
c. Simple Mail Transport Protocol
d. System Mail Transfer Protocol
7. ............................ is not a type of topology.
a. Star c. Bus
b. Mesh d. Rocket
8. ............................ is an expansion card which provides network access to a computer.
a. Switch c. Hub
b. Modem d. NIC
9. Modem stands for ............................ .
a. MODULATOR–DEMODULATOR
b. MEMORY–DEFRAGMENTER
c. MEMORY DEMAGNETISATION
d. MODERN DEVALUATION EXCHANGE MECHANISM
B. Write ‘T’ for true and ‘F’ for false.
1. Modulation is the process of converting analog signals to digital signals. ......................
2. Bluetooth technology uses radio frequency to transmit data from
one system to another. ......................
Computer Networking 121

