Dear Students, This Purpose of Preparation of Computer Network Online Test is in 30 Questions English. There is a collection of questions asked in the CCNA Exam. On answering each question one point will be given. And it is mandatory to bring 50% marks to pass. To start the test you have to click on Start Button. All the questions will have to be answered. Go to Last and click on Finish Button, after which your Result will appear on the screen. After clicking Finish, there will be three option shows below 1.Restart Quiz 2.View Question 3.Show Leader-board. After filling your name and e-mail id by clicking on the show leader-board, click on send, after which your result will be shown.
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 30 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score
Your score
Categories
Not categorized0%
Thanks for attend this Quiz
Your result has been entered into leaderboard
Loading
maximum of 30 points
Pos.
Name
Entered on
Points
Result
Table is loading
No data available
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Answered
Review
Question 1 of 30
1. Question
1 points
Network of networks is known as _________
Correct
Incorrect
Question 2 of 30
2. Question
1 points
An interconnection of ________________________ computers is called an Internet
Correct
Incorrect
Question 3 of 30
3. Question
1 points
When a packet with the code is transmitted, it is received and processed by every machine on the network. This mode of operation is called
Correct
Incorrect
Question 4 of 30
4. Question
1 points
point-to-point transmission with one sender and one receiver is sometimes called ________
Correct
Incorrect
Question 5 of 30
5. Question
1 points
The entities comprising the corresponding layers on different machine are called ________
Correct
Incorrect
Question 6 of 30
6. Question
1 points
When the packets are small and all the same size, they are often called ________
Correct
Incorrect
Question 7 of 30
7. Question
1 points
A collection of interconnected networks is called as __________
Correct
Incorrect
Question 8 of 30
8. Question
1 points
Starting around 1988, the more advanced ______ twisted pairs were introduced.
Correct
Incorrect
Question 9 of 30
9. Question
1 points
Each ray is said to have a different mode, so a fiber having this property is called ________
Correct
Incorrect
Question 10 of 30
10. Question
1 points
The number of oscillations per second of a wave is called its ______
Correct
Incorrect
Question 11 of 30
11. Question
1 points
If a computer on the network shares resources for others to use, it is called _____
Correct
Incorrect
Question 12 of 30
12. Question
1 points
For large networks _____ topology is used.
Correct
Incorrect
Question 13 of 30
13. Question
1 points
X.25 is an example of __________ network.
Correct
Incorrect
Question 14 of 30
14. Question
1 points
What is the maximum length of STP?
Correct
Incorrect
Question 15 of 30
15. Question
1 points
ISDN is an example of _______ network
Correct
Incorrect
Question 16 of 30
16. Question
1 points
What is the maximum data capacity of STP?
Correct
Incorrect
Question 17 of 30
17. Question
1 points
In ______ topology if the computer cable is broken, networks get down
Correct
Incorrect
Question 18 of 30
18. Question
1 points
Terminators are used in ________ topology.
Correct
Incorrect
Question 19 of 30
19. Question
1 points
________ layer decides which physical path the data should take.
Correct
Incorrect
Question 20 of 30
20. Question
1 points
Print server uses spool which is a ______ that holds data before it is send to the printer.
Correct
Incorrect
Question 21 of 30
21. Question
1 points
Protocols in which the sender sends one frame and then waits for an acknowledgement before proceeding are called __________
Correct
Incorrect
Question 22 of 30
22. Question
1 points
The data link layer takes the packet it gets from the network layer and encapsulates them into ___________
Correct
Incorrect
Question 23 of 30
23. Question
1 points
The data link layer takes the packets from _____ and encapsulates them into frames for transmission.
Correct
Incorrect
Question 24 of 30
24. Question
1 points
Which one of the following task is not done by data link layer?
Correct
Incorrect
Question 25 of 30
25. Question
1 points
Protocols in which the sender waits for a positive acknowledgement before advancing to the next data item are often called ___________
Correct
Incorrect
Question 26 of 30
26. Question
1 points
The commonly used protocol for webpage transfer is ________
Correct
Incorrect
Question 27 of 30
27. Question
1 points
The frames which are intimated for receiving are called ________
Correct
Incorrect
Question 28 of 30
28. Question
1 points
The analysis which helps in checking whether the protocol is correct is _________
Correct
Incorrect
Question 29 of 30
29. Question
1 points
The IP address of a system can be known using the DOS command _______
Correct
Incorrect
Question 30 of 30
30. Question
1 points
Datagrams using header extension are called __________
Correct
Incorrect
MCQ-SET2
1. OSI model means:
Answer is C)
Open systems interconnection
2. Select the correct cable that transport signals in the form of light:
Answer is D)
Fiber optic cable
3. Twisted pair wires, coaxial cable, optical fiber cables are the examples of:
Answer is B)
Wired Media
4.Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)?
Answer is B)
wisted-pair cable
5. What is Cladding?
Answer is B)
A typical optical fiber consists of a very narrow
6. Which network is a cross between circuits switched network and a data-gram network?
Answer is C)
Virtual-circuit network
7. Select the cable that uses copper conductor, accept and transport signals in the form of electric current?
Answer is D)
Twisted pair cable
8. Number of Unguided Media is:
Answer is B)
3
9. Switching at the network layer in the Internet uses the datagram approach to:
Answer is A)
Packet switching
10. Which is also known as a connectionless protocol for a packet-switching network that uses the Datagram approach?
Answer is C)
IPV4
11. Which switch is a multistage switch with micro switches at each stage that route the packets based on the output port represented as a binary string?
Answer is D)
Banyan switch
12. How many digits of the DNIC (Data Network Identification Code) identify the country?
Answer is D)
first three
13.A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?
Answer is D)
hot potato routing
14. The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to
Answer is C)
0.009
15. Frames from one LAN can be transmitted to another LAN via the device
Answer is C)
Bridge
16. Which of the following condition is used to transmit two packets over a medium at the same time?
Answer is C)
Collision
17. You have a class A network address 10.0.0.0 with 40 subnets, but are required to add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?
Answer is A)
255.254.0.0
18. What are the most commonly used transmission speeds in BPS used in data communication?
Answer is B)
9600
19. What is the default subnet mask for a class C network?
Answer is A)
255.255.255.0
20. Which of the following is used for modulation and demodulation?
Answer is D)
modem
21.Which of the following is not a disadvantage of wireless LAN?
Answer is D)
All of the above
22. The Internet Control Message Protocol (ICMP)
Answer is A)
All of these
23. Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer.
Answer is C)
Router
24. The term ‘duplex’ refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver
Answer is B)
cannot talk at once
25. How many hosts are attached to each of the local area networks at your site?
Answer is B)
128
26. Which of the following technique is used for fragment?
Answer is D)
one of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size
27. Contention is
Answer is D)
the condition when two or more stations attempt to use the same channel at the same time
28.Avalanche photodiode receivers can detect hits of transmitted data by receiving
Answer is B)
200 photons
29. Satellite-Switched Time-Division Multiple Access (SS/TDMA) is
Answer is B)
a form of TDMA in which circuit switching is used to dynamically change the channel assignments
30. When you ping the loopback address, a packet is sent where?
Answer is A)
Down through the layers of the IP architecture and then up the layers again