Class-X-Solved Exercise:
Unit-6- Web Applications
(Session-2:- Working with Accessibility Options)
Part-I
1. Fill in the blanks:
a. The interconnection of computer is called a _________.
Answer: Network
b. The network that is built in a room or in an office building is known as _______.
Answer: LAN
c. A network that does not extend beyond the boundaries of the immediate town/city is called__.
Answer: MAN
d. In a _____ network, all computers can act both as clients and servers.
Answer: Peer to Peer
e. A ______ is a circuit in a computers that connects it to a network.
Answer: LAN Card
f. A wireless local area network consists of two key components, _________ and ______.
Answer: Access point, Wireless card
g. _______ is a wireless protocol for short-range network communication.
Answer: Bluetooth
2. Write T for true and F for false against the statement.
a. LANs are designed to share data and resources among several computers in the same geographical location.
Answer: T
b. A WAN is usually limited to one office building.
Answer: F
c. The term node may refer to any device connected to a network.
Answer: F
d. Digital signal is required by most phone lines.
Answer: T
e. Servers are all of the computers that request services over the network.
Answer: F
f. WAN requires the same technology as LAN.
Answer: F
g. An access point in a WLAN behaves in a similar manner as a server in a client server network does.
Answer: T
3. Multiple choice questions. Tick the correct answer.
1. Which of these terms describes a computer that is connected to a network?
a. node b. unit c. device d. terminal unit
Answer: Node
2. Several computers connected together are called:
a. client-server b. client c. computer network d. hub
Answer: Computer network
3. The computer that controls other computers in a network is called.
a. remote computer b. local computer c. stand-alone computer d. host computer
Answer: Remote computer
4. The network type in which all computers have equal status is known as
a. client/server b. communication link c. peer-to-peer d. LAN
Answer: Peer-to-Peer
5. A network that spans a large city is known as a/an__________.
a. WAN b. LAN c. PAN d. MAN
Answer: MAN
6. Wi-Fi infrared and bluetooth are examples of
a. topologies b. communication mediums c. network devices d. computer network
Answer: Communication mediums
7. Which type of functionality is suitable for large networks?
a. peer-to-peer b. file/server c. client/server d. local host
Answer: Client/Server
8. A Wi-Fi is a
a. type of computer b. type of network cable c. set of popular technologies and standards for wireless computer networking. d. set of computer programs that help people make money on the internet.
Answer: Set of popular technologies and standards for wireless computer networking.
9. Bluetooth technology supports networking over.
a. wi-fi standard wireless radio connections. b. its own standard wireless radio connections. c. USB cable connections d. ethernet cable connections.
Answer: Its own standard wireless radio connections.
10. Which of the following communication mediums can send signals only in the line of sight?
a. bluetooth b. infrared rays c. wi-fi d. microwaves.
Answer: Infrared rays
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