1. In
_____ topology, if the switch goes down all the computers will be disconnected.
Answer: Star
2.
While transmitting data from source A to destination
B, 4 bits are changed during the transmission then the error is a ________.
Answer: Burst error
3.
The Ethernet standard specifies that frames are
sent using the ______________ scheme.
Answer: Manchester Encoding
4.
LAN and WAN are classified according to
their...
Answer: Size
5.
In ____________ technique, all members of the
network can send data only on the specific time slot.
Answer: TDMA
6.
Hardware that calculates a CRC uses two simple
components.
Answer: XOR unit and Shift register
7.
Parity check is usually used to detect
__________ bit error(s).
Answer: Single
8.
In Direct point-to-point communication adding
the Nth computer requires __________ new connections.
Answer: N - 1
9.
In terms of computer networking, IP stands for
____________.
Answer: Internet Protocol
10. In
Windows, which of the following command is used to show the complete route to
the site and the number of hops in the path?
Answer: Tracert
11. In
terms of computer networking, MAC stands for ____________.
Answer: Media Access Control
12. Which
one of the following addresses is used to uniquely identify each device in a
TCP/IP network?
Answer: IP
13. Which
of the following command is used to show the detailed IP configuration along
with the MAC address?
Answer: Ipconfig /all
14. Which
of the following is a correct IP address?
Answer: 172.16.1.0
15. PDU
stands for ____________.
Answer: Protocol Data Unit
16. To
connect router with another router __________ cable is used.
Answer: Crossover
17. To
connect PC with router __________ cable is used.
Answer: Console
18. In
Packet Tracer, different options like save, zoom, and undo are available in
__________ bar.
Answer: Main toolbar
19. In
Packet Tracer, to configure IP address on end devices you need to click/access
the __________ using the address table.
Answer: Desktop
20. Which
of the following is not a component of a computer network?
Answer: Database
21. Which
of the following is a suitable option to ensure that devices are working on the
right network?
Answer: Configure IP
22. In
Packet Tracer, to configure the IP address manually on end devices we will
select __________ option in the IP configuration section by accessing the
desktop platform.
Answer: Static
23. In
terms of networking cables, UTP stands for ___________.
Answer: Unshielded Twisted Pair
24. Which
of the following cable uses light to carry signals?
Answer: Fiber Optic
25. Which
of the following Ethernet standard is known as thick coaxial cable?
Answer: RG-11
26. Which
of the following Ethernet standard is known as thin coaxial cable?
Answer: RG-58
27. Which
of the following connector is used with twisted pair cable?
Answer: RJ-45
28. Which
of the following is not the type of physical medium?
Answer: Atmosphere
29. Cable
TV networks use __________ cables.
Answer: Coaxial
30. Basic
types available of twisted pair cables are __________.
Answer: Two
31. Which
of the following command is used to get into global configuration mode?
Answer: Configure terminal
- In Token Ring topology, a device can send data only
when it has __________.
- a) Acknowledgment
- b) Permission
- c) The Token
- d) Bandwidth
Answer: c) The Token - CRC operation involves shifting bits to the __________.
- a) Left
- b) Right
- c) Middle
- d) None of the above
Answer: a) Left - CRC hardware uses __________ main components.
- a) Shift Registers and XOR units
- b) Counters and Buffers
- c) Multiplexers and Decoders
- d) Adders and Subtractors
Answer: a) Shift Registers and XOR units - CRC detects errors better than __________.
- a) Parity check
- b) Checksum
- c) Flow control
- d) Data encoding
Answer: b) Checksum - Burst errors are typically caused by __________.
- a) Lighting or electric interference
- b) Software bugs
- c) Slow networks
- d) Network congestion
Answer: a) Lighting or electric interference - Vertical errors occur due to __________.
- a) Software bugs
- b) Hardware failure
- c) Data corruption
- d) Interference
Answer: b) Hardware failure
LAN Technology and Direct
Point-to-Point Communication
- LANs are primarily designed to __________.
- a) Connect remote locations
- b) Share resources among multiple computers
- c) Transmit wireless signals
- d) Optimize mobile communication
Answer: b) Share resources among multiple computers - In a shared medium network, computers must __________.
- a) Communicate simultaneously
- b) Take turns to use the medium
- c) Use multiple tokens
- d) Share IP addresses
Answer: b) Take turns to use the medium - Direct point-to-point communication connects __________
computers per channel.
- a) Two
- b) Three
- c) Multiple
- d) Unlimited
Answer: a) Two - Point-to-point communication forms a __________
network.
- a) Star
- b) Mesh
- c) Ring
- d) Bus
Answer: b) Mesh - In direct point-to-point communication, adding the Nth
computer requires __________ connections.
- a) N
- b) N-1
- c) N^2
- d) N/2
Answer: b) N-1
1.
2. Which of the following cable uses light
to carry signals?
o
Coaxial
o
STP
o
UTP
o
Fiber Optic ✔
 |
3. Which of the following command
is used to get into the Privileged Mode?
o
Enable ✔
o
Goto
o
Show
o
Enter
 |
4.
Using packet
tracer, which of the following
is correct command
to assign IP address to the router?
o
Router(config-if)#ip address 10.0.0.1
o Router(config-if)# 10.0.0.1
255.0.0.0
o
Router(config-if)#ip address 255.0.0.0 10.0.0.1
o
Router(config-if)#ip address
10.0.0.1 255.0.0.0 ✔
 |
5. Which of the following connector is used with twisted pair cable?
o
STP
o
BNC
o
RJ-11
o
RJ-45 ✔
|
6.
Which of the following
Ethernet standard is known as thin coaxial
cable?
o
RG-18
o
RG-58 ✔
o
RG-85
o
RG-11
|
7.
Which of the following
Ethernet standard is known as thick coaxial
cable?
o
RG-58
o
RG-10
o
RG-11 ✔
o
RG-12
 |
8. Which of the following connector is used with coaxial
cable?
o
RJ-11
o
BNC
o
RJ-45
o
ST
o
BNC ✔
|
9. Cable TV networks
use cables.
o
Straight through
o
Coaxial ✔
o
Twisted pair
o
Cross over
|
10. is the most widely used and cheaper
cabling system in Ethernet networks.
o
Coaxial
o
Twisted pair ✔
o
Fiber optic
o
Radio waves
|
11. The maximum cable length for thick coaxial
cable may be up to .
o
1000 meters
✔
o
600 meters
o
100 meters
o
500 meters
1. Basic types are available of twisted pair cables.
o
Two ✔
o
Five
o
Three
o
Four
2. Which of the following connector is used with twisted pair cable?
o
RJ-11
o
O
o
BNC
o
STP
o
RJ-45 ✔
3. Which of the following Ethernet
standard is known as thin coaxial cable?
o
RG-1l
o
RG-85
o
RG-18
o
RG-58 ✔
4. The maximum length
of thin wire Ethernet segment
is
o
185 meters
o
100 meters
o
285 meters
o
200 meters ✔
5. The segment of twisted pair cable cannot exceed
o
200 meters
o
100 meters ✔
o
1000 meters
o
300 meters
6. Which of the following command
is used to get into global configuration mode?
o
config terminal
o
config t
o
configure terminal ✔
7. Cable TV networks
use
o
Straight through
o
Cross over
o
Twisted pair ✔
8. In terms of networking cables, UTP stands
for
o
Unlimited Twisted Pair
o
Unshielded Twisted Pair ✔
o
Ultra Twisted Pair
o
Unit Twisted Pair
9.
Using packet
tracer, which of the following
is correct command
to assign IP address to the router?
o
Router(config-if)#ip address 255.0.0.0 10.0.0.1
o Router(config-if)#ip address 10.0.0.1 255.0.0.0 ✔
o Router(config-if)# 10.0.0.1
255.0.0.0
o
Router(config-if)#ip address 10.0.0.1
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