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Computer Awareness Quiz - Set 80

image 2017-12-06 11:09:15
Computer Awareness Quiz - Set 80

Q1. ______ is a technique that is used to send more than one call over a single line.  
(a) Digital transmission
(b) Infrared transmission
(c) Digitising
(d) Streaming
(e) Multi-plexing

Q2. In a client/server network, the user’s computer is considered as the-  
(a) Client
(b) Website
(c) Library
(d) Server
(e) Hoster

Q3. The OSI model consists of _____ layers.  
(a) Nine
(b) Eight
(c) Seven
(d) Five
(e) Eleven

Q4. The advantage of a LAN is-   
(a) Sharing peripherals
(b) Backing up your data
(c) Saving all your data
(d) Accessing the web
(e) Automatic printing of data
                                                                  
Q5. Full form of NIC-
(a) Network Interface Card
(b) Network International Connection
(c) Network Inter Connection
(d) National Interface Card
(e) None of these

Q6. Network components are connected to the same cable in the _____ topology.
(a) Star
(b) Ring
(c) Bus
(d) Mesh
(e) Mixed

Q7. If you wish to extend the length of the network without having the signal degrade, you would use a _____.
(a) Repeater
(b) Router
(c) Gateway
(d) Switch
(e) None of these

Q8. The common name for a modulator-demodulator is-
(a) Modem
(b) Joiner
(c) Networker
(d) Connector
(e) Demoder

Q9. In a ring topology, the computer in possession of the _____ can transmit data.
(a) Token
(b) Packet
(c) Data
(d) Access method
(e) None of these

Q10. _____ bits are there in the Ethernet address.
(a) 16 bits
(b) 32 bits
(c) 48 bits
(d) 64 bits
(e) None of these

Answers:

Ans1.(e)
Multiplexing (or muxing) is a way of sending multiple signals or streams of information over a communications link at the same time in the form of a single, complex signal;

Ans2.(a)
In a client/server network, the user’s computer is considered as the client.

Ans3.(c)
OSI model consist of 7 layers.

Ans4.(a)
LAN can be used for sharing the peripherals (such as external hard drives and printers). You can share one microphone and set of speakers between all your connected computers.

Ans5.(a)
A network interface card (NIC) is a computer circuit board or card that is installed in a computer so that it can be connected to a network.

Ans6.(c)
A bus topology is a network setup in which each computer and network device are connected to a single cable or backbone.

Ans7.(a)
Repeaters are used in transmission systems to regenerate analog or digital signals distorted by transmission loss.

Ans8.(a)
A combined device for modulation and demodulation.

Ans9.(a)
The computer in possession of the token can transmit data in a network topology.

Ans10.(c)
48 bits are there in the Ethernet address.