Solve more questions on networking -Computer Science

1. The network number plays what part in an IP address?
A. It specifies the network to which the host belongs.
B. It specifies the identity of the computer on the network.
C. It specifies which node on the sub-network is being addressed.
D. It specifies which networks the device can communicate with.

Answer :- A. It specifies the network to which the host belongs.

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 2. What is the decimal equivalent to the binary number 101101?
A. 32
B. 35
C. 45
D. 44

Answer :-  C. 45

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3. Convert the following decimal number to its binary form: 192.5.34. 11.

A. 11000000.00000101.00100010.00001011
B. 11000101.01010111.00011000.10111000
C. 01001011.10010011.00111001.00110111
D. 11000000.00001010.01000010.00001011


Answer:- A. 11000000.00000101.00100010.00001011

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 4. Convert the following binary IP address to its decimal form: 11000000.00000101.00100010.00001011 A. 190.4.34.11
B. 192.4.34.10
C. 192.4.32.11
D. None of the above

Answer:- D. None of the above

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 5. What portion of the following Class B address is the network address: 154.19.2.7?
A. 154
B. 154.19
C. 154.19.2
D. 154.19.2.7

Answer:- B. 154.19

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6. Which portion of the IP address 129.219.51.18 represents the network?
A. 129.219
B. 129
C. 51.18
D. 18

Answer:-  A. 129.219

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7. Which address is an example of a broadcast address on the network 123.10.0.0 with a subnet mask of 255.255.0.0?
A. 123.255.255.255
B. 123.10.255.255
C. 123.13.0.0
D. 123.1.1.1

Answer:-   B. 123.10.255.255

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8. MAC address are _________ bits in length.
A. 12
B. 24
C. 48
D. 64


Answer :- C.  48

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9. Where does the MAC address reside?

A. Transceiver
B. Computer BIOS
C. NIC
D. CMOS

Answer :- C.  NIC

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10.Convert the decimal number 2989 to hex.
A. FDD1
B. BAD
C. TED
D. CAD

Answer  :- B.  BAD

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Solve questions on Networking

1. How many bits are in an IP address?

A. 16 bits
B. 32 bits
C. 64 bits
D. None of the above

Answer :- B.32 bits

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2. What is the maximum value of each octet in an IP address?
A. 128
B. 255
C. 256
D. None of the above

Answer :- B. 255

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3. How many bits are in a subnet mask?
A. 16 bits
B. 32 bits
C. 64 bits
D. None of the above

Answer :- B. 32 bits

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4. A half-duplex circuit means
A. Only one side can talk at a time
B. The signal strength is cut in half
C. The signal strength is doubled
D. Two hosts can talk simultaneously

Answer :- A. Only one side can talk at a time

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5. Attenuation means
A. Travel
B. Delay
C. A signal losing strength over distance
D. Loss of signal due to EMI

Answer :- C. A signal losing strength over distance

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6. __________ means to convert binary data into a form that can travel on a physical communications link.
A. Encoding
B. Decoding
C. Encrypting
D. Decrypting

Answer :- A.Encoding

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7. How many host addresses can be used in a Class C network?
A. 253
B. 254
C. 255
D. 256

Answer :- B. 254

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8. What is the minimum number of bits that can be borrowed to form a subnet?
A. 1
B. 2
C. 4
D. None of the above

Answer :- B. 2

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9. What is the primary reason for using subnets?
A. To reduce the size of the collision domain
B. To increase the number of host addresses
C. To reduce the size of the broadcast domain
D. None of the above

Answer :- C. To reduce the size of the broadcast domain

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10.How many bits can be borrowed to create a subnet for a Class C network?
A. 2
B. 4
C. 6
D. None of the above

Answer :- C. 6

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