BCA Fifth Semester Computer Networking MCQs of 2023 Batch

BCA Fifth Semester Network Programming MCQs of 2023 Batch

Multiple Choices Questions (MCQs)

i. What OSI layer would be responsible for encryption and data compression?
b) Presentation layer

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ii. Which option below is not a type of transmission impairment?
d) Compression

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iii. Which type of switching stores the complete message before sending it to the next node?
c) Message Switching

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iv. Which of the method can both detect and correct single-bit errors?
d) Hamming code

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v. What does a station do when it wants to transmit during pure ALOHA?
b) Sends data whenever it wants, without checking the channel

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vi. Which class of IPv4 addresses provides the highest number of host addresses?
a) Class A

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vii. Which routing protocol uses the Bellman-Ford algorithm as its basis?
b) Distance Vector Routing

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viii. What happens when a frame is lost in Selective Repeat (SR)?
b) Only the specific lost frame is retransmitted

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ix. What protocol is considered insecure due to transmitting usernames and passwords in plaintext?
c) TELNET

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x. Which cryptographic technique uses a single shared key for both encryption and decryption?
c) Symmetric-key cryptography

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