Telecommunications and Computer Network ----SEE Computer Science 2076 --- Practice Day 1 --- 80 Questions
Questions and Answers
1. Examples
of Data Communication [SLC 2067]
2. Bandwidth
[SEE 2066 S]
3. Transmission
medium / Communication Channel [SLC 2070
S] [SEE 2074 U]
4. Guided
medium [SEE 2074 U]
5. Features
of guided media: [SEE 2075]
6. Unguided
medium [SEE 2074 U]
7. Computer
network [SLC 2066, 2068 S, 2069 S, 2070 S, 2071 S, 2074]
8. Advantages
of computer network [SLC 2065 S] [SLC
2069] [SLC 2071 S] [SEE 2075 S2]
9. Disadvantages
of computer network [SEE 2075 S2]
10. Reasons
of keeping computers on the network [SLC 2070 S]
11. Network
Interface Card (NIC) [SQE 2075K]
12. Importance
of MODEM [SLC 2064] [SLC 2071 S] [SEE 2073 U]
13. Network
topology (LAN topology) [SLC 2064, 2065 S, 2066 S, 2067 S, SLC 2068, 2070, 2072,
2075U]
14. Diagram
of bus topology [SEE 2067 S] [SLC 2069 S]
15. Advantages
of bus topology [SEE 2073]
16. Diagram
of ring topology [SEE 2072] [MF 2076]
17. Star
topology [SLC 2065]
18. Diagram
of star topology [SLC 2064] [SLC 2065]
19. Client/server
network [SLC 2071]
20. Peer-to-peer
network [SLC 2071]
Select the Best Answer
1. Which
refers to the communication media: [SLC 2065] [SLC 2071 S] [SLC 2064]
a) UTP Cable b)
Fiber optics cable c)
Satellite d) All of above
2. Which
is not a communication media? [SEE 2075 U]
a) NOS b)
Satellite c)
Infrared d) STP
3. Which
is not a communication media? [SLC 2067]
a) Wire b)
Microwave c)
Satellite d) NIC
4. Which
is not unguided media? [SLC 2069]
i) Fiber optics ii) Microwave iii) Infrared iv) Radio wave
i) Fiber optics ii) Microwave iii) Infrared iv) Radio wave
5.
Which is
NOT a guided media? [SLC 2066 S]
i) UTP Cable ii)
STP Cable iii)
Satellite iv) Fiber Optics
6. Which
of the following is not a guided data communication media? [SLC 2068 S]
i) Coaxial cable ii)
Fiber optic iii)
twisted pair iv)
Satellite
7. Which one is an example of bounded media? [SLC
2067 S] [SLC
2070] [MFT 2076]
i) Fiber optics ii) Microwave transmission iii)Laser transmission iv) infrared transmission
i) Fiber optics ii) Microwave transmission iii)Laser transmission iv) infrared transmission
8. Which one is an example of unbound media? [SLC
2071 S]
i) UTP
cable ii) Microwave
transmission iii)
Fiber optic cable iv) All of the
above
9. In
which communication media data transfer high? [SLC 2068]
i) Twisted pair ii) Co-axial cable iii) Fiber optics iv) Microwave
i) Twisted pair ii) Co-axial cable iii) Fiber optics iv) Microwave
10. Fastest
and high bandwidth data communication medium is: [SEE 2074 U]
a) Optical fiber b) Twisted Pair c)
Coaxial Cable d) Telephone Line
11. Media
used to transfer data in forms of light? [SLC 2070 S]
i. Microwave ii. Fiber optical iii. Radio wave iv. Satellite
i. Microwave ii. Fiber optical iii. Radio wave iv. Satellite
12. In
binary number systems 1 and 0 means ........ [SEE 2074 U]
(i) ON, OFF
(ii) YES,
TRUE (iii)
OFF, NO (iv)
YES, ON
13. Modem
converts ______________ [SLC 2066
S]
a) Sound into digital b) Digital signal into sound c) Both (i) and (ii) d) None of above
14. The process of converting digital signals into
analog signals. [MFT 2075]
i) Modulation ii) Demodulation
iii) Both i) and ii)
iv) None of them
15. Which device is
used to connect multiple networks that uses the same protocol. [SLC 2074]
(i)
Bridge (ii) NIC (iii) Switch (iv) Gateway
16. A
networking device that joins multiple networks having different protocols is_
[MFT 2076] [MFT 2075]
i.
Switch ii.
Router iii.
Gateway iv. Bridge
17.
The hardware components of a network. [MM 2076]
i)
NOS ii)
LAN iii)
Switch iv)
All of them
18.
A network
device that amplifies the incoming signal creates a new copy of it and
transmits. [MM 2076]
a)
Hub b)
Bridge c)
Repeater d) Router
19. NIC is a ....... [SEE 2073 U]
(i)
Software (ii) Hardware (iii)
HUB (iv) Network operating system
20. Which
is Network operating system(NOS)? [SLC 2064]
a)
|
Linux
|
b)
|
Windows XP
|
c)
|
MS-DOS
|
d)
|
All
|
21. Which
one is an operating system software? [SLC 2070]
a)
|
MS-Word
|
b)
|
MS-Excel
|
c)
|
Firefox
|
d)
|
MS-DOS
|
22. Which
of the following is not a protocol? [SLC 2068] [SLC 2074]
a)
|
POP
|
b)
|
TCP/IP
|
c)
|
NOS
|
d)
|
FTP
|
23. Which
is not the network protocol? [SQE 2074K]
a)
|
TCP/IP
|
b)
|
STP
|
c)
|
FTP
|
d)
|
SMTP
|
24. Which is not a protocol? [SEE 2073 U]
a)
|
FTP
|
b)
|
POP
|
c)
|
HTTP
|
d)
|
TIP
|
25. Connection
of computer between two different cities. [MFT 2076]
a) WAN b)
MAN c)
WLAN d) Wi-Max
26. Connection
of computer between two different countries. [MFT 2075]
a) WAN b)
MAN c)
WLAN d) Wi-Max
27. Physical
structure of computer network. [SEE 2075]
a)
|
protocol
|
b)
|
Topology
|
c)
|
MAN
|
d)
|
cabling
|
28. Which
is not a network topology? [SLC 2066]
a)
|
STAR
|
b)
|
Ring
|
c)
|
Client / Server
|
d)
|
BUS
|
29. In ......... Network Topology, nodes are
connected in a single wire. [SEE 2073 U]
a)
|
Star
|
b)
|
Bus
|
c)
|
Mesh
|
d)
|
All of the above
|
30. In
which topology network devices are connected through hub? [SLC 2067] [SEE 2075]
[PMT 2075]
a)
|
Ring topology
|
b)
|
Bus topology
|
c)
|
Star topology
|
d)
|
None of the above
|
Fill in the blanks
1. Full-duplex mode means
two-way communication system.
True/False
1.
Computer
network reduces the cost. [SLC 2073]
2.
HUB
provides power backup in the event of power cut on the network system. [SLC
2064]
3.
Router
provides power backup if there is power cut in the network system. [SEE 2075 S2]
4.
In
BUS Network Topology, nodes are connected in a single wire. [SEE 2075 S2]
5.
Fiber
optics uses light to carry a data signal through cable. [SLC 2064] [SLC 2065 S]
6.
Data
transfer rate is higher in optical fiber cable than co-axial cable. [SLC 2072]
7.
Microwave
transmission is an example of bound media. [SLC 2073]
8.
MODEM is necessary to access the internet. [SLC
2064] [SLC 2065 S]
9.
Walky
- Talky is the example of full duplex mode. [SLC 2072]
Technical Terms
1.
Network
sharing and exchanging information between different people. [SLC 2070 S]
2.
The
data or signals transmitted through the air in the communication. [MFT 2076]
3.
The
data carrying / handling capacity of communication channel. [SLC 2068 S, 2071] [MM 2076]
4.
The
volume of bits that can be transferred per second through the communication
media. [SEE 2075]
5.
The
device used to connect PC with telephone line. [SLC 2068]
6.
A
card used to connect network cable to computer. [SLC 2066 S] [SEE 2071 S]
7.
A device that can connect networks which
may use different communication protocols. [SEE 2073 U]
8.
The
device which is used to connect two dissimilar network topology. [SEE 2075 S2]
9.
A
computer in a network which can provide services to other computer. [SLC 2070] [SLC 2072] [SEE
2074]
10.
A
main computer in the computer network. [SLC 2068] [SEE 2074 U]
11.
A
powerful computer which controls and co-ordinates all computers connected in a
network. [SEE 2075]
12.
A
computer network limited within a room. [SLC 2065]
13.
Data
communication which is possible in one way only. [U1]
14.
The
physical layout or cabling structure of computers on Local area network. [SLC
2069,2074,2071 S]
15. Requires less media than other topology. [PMT
2075]
16.
Hub
or switch based network topology. [SLC 2068 S]
17.
A
set of rules or procedures for transmitting data between electronic devices,
such as computer. [SLC 2067,2070 S]
18.
The rules and regulations to systematize the
computer related technology. [SLC 2065 S]
19. Rules
and format to accept and transfer data in the computer network. [SLC 2066]
20. The
rules that make the network communication possible. [SLC 2068] [SEE 2073 U]
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