solution - Computer Network : Physical Layer (Test 2)

Question : Which packet switching approach is connection-oriented and uses a fixed path during communication?

Solution :
696920260402085237 Correct Answer : Virtual Circuit Switching

Description -

Computer Network : Physical Layer (Test 2)

Question : Which of the following is a major disadvantage of circuit switching?

Solution :
512820260402085150 Correct Answer : Inefficient use of bandwidth

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching technique uses a store-and-forward mechanism where the entire message must be received before forwarding?

Solution :
981020260402084718 Correct Answer : Message Switching

Description -

Computer Network : Physical Layer (Test 2)

Question : In which switching technique does each packet travel independently and may follow different routes?

Solution :
428320260402084420 Correct Answer : Datagram Packet Switching

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching technique establishes a dedicated communication path before data transmission?

Solution :
774520260402084301 Correct Answer : Circuit Switching

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching mode may forward corrupted or collided frames due to lack of error detection?

Solution :
910120260402084101 Correct Answer : Cut-through

Description -

Computer Network : Physical Layer (Test 2)

Question : Which of the following is a major advantage of store-and-forward switching?

Solution :
37620260402084010 Correct Answer : High reliability due to error checking

Description -

Computer Network : Physical Layer (Test 2)

Question : In cut-through switching, the switch starts forwarding the frame after reading:

Solution :
88920260402083926 Correct Answer : Destination MAC address

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching mode has the lowest latency but does not perform error checking?

Solution :
334120260402083825 Correct Answer : Cut-through

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching mode checks the entire frame and performs error detection before forwarding?

Solution :
122920260402083750 Correct Answer : Store-and-forward

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching mode provides maximum reliability but higher latency due to full frame checking?

Solution :
170120260402083554 Correct Answer : Store-and-forward switching

Description -

Computer Network : Physical Layer (Test 2)

Question : Which of the following is a key characteristic of packet switching?

Solution :
178520260402083503 Correct Answer : Divides data into smaller packets that may follow different paths

Description -

Computer Network : Physical Layer (Test 2)

Question : Which switching technique sends the entire message as a single unit and stores it at each intermediate node?

Solution :
192520260402083408 Correct Answer : Message Switching

Description -

Computer Network : Physical Layer (Test 2)

Question : In which layer of the OSI model does a network switch primarily operate?

Solution :
687420260402083315 Correct Answer : Data Link Layer

Description -

Computer Network : Physical Layer (Test 2)

Question : Which of the following best explains the primary function of a network switch?

Solution :
220520260402083240 Correct Answer : Forward data to the correct device using MAC address

Description -

Computer Network : Physical Layer (Test 2)