1. Which of the following is a characteristic of Circuit Switching?
a) Data is divided into packets and transmitted independently.
b) A dedicated path is established for the entire communication session.
c) It is efficient for bursty traffic.
d) It allows for variable bandwidth during transmission.
Answer: b) A dedicated path is established for the entire communication session.
2. In Packet Switching, data is transmitted in:
a) Continuous data streams.
b) Fixed-size data chunks.
c) Small independent packets.
d) A dedicated circuit.
Answer: c) Small independent packets.
3. Which of the following is an example of a system using Circuit Switching?
a) Internet Browsing
b) Email Communication
c) Landline Telephone Systems
d) File Transfer Protocol (FTP)
Answer: c) Landline Telephone Systems
4. In Packet Switching, which of the following can affect data transmission?
a) Fixed bandwidth
b) Dynamic routing
c) Dedicated path
d) Predictable data flow
Answer: b) Dynamic routing
5. Which of the following is a disadvantage of Circuit Switching?
a) Efficient bandwidth utilization during burst traffic.
b) It requires a connection setup time.
c) Allows packets to be sent out of order.
d) Can transmit data in parallel.
Answer: b) It requires a connection setup time.
6. Which of the following is TRUE about Packet Switching?
a) It guarantees no packet loss.
b) It requires a fixed connection.
c) Data is split into smaller packets and transmitted independently.
d) Data travels in a continuous stream.
Answer: c) Data is split into smaller packets and transmitted independently.
7. Circuit Switching is more suitable for:
a) Email transmission.
b) Video conferencing and voice calls.
c) File transfers.
d) Web browsing.
Answer: b) Video conferencing and voice calls.
8. Packet Switching is more suitable for:
a) Voice communication.
b) Continuous video streaming.
c) Data communication like web browsing and email.
d) Real-time interactive calls.
Answer: c) Data communication like web browsing and email.
9. What happens in Circuit Switching when the call is finished?
a) The circuit remains reserved for future calls.
b) The circuit is released and resources are made available.
c) The call is immediately rerouted.
d) The network takes time to release the circuit.
Answer: b) The circuit is released and resources are made available.
10. Which of the following is NOT an advantage of Packet Switching?
a) Efficient for bursty traffic.
b) Resource sharing between users.
c) Lower latency.
d) Flexible routing.
Answer: c) Lower latency. (This can vary; high network congestion can increase latency in packet switching.)
11. Circuit Switching is considered inefficient when:
a) Data is transmitted continuously and consistently.
b) There is low or intermittent traffic.
c) There is high data traffic.
d) The data is split into packets.
Answer: b) There is low or intermittent traffic.
12. In Packet Switching, how are lost packets handled?
a) They are ignored and not retransmitted.
b) The sender must resend them.
c) They cause the system to crash.
d) They are automatically delivered without delay.
Answer: b) The sender must resend them.
13. Which of the following is an example of Packet Switching?
a) PSTN (Public Switched Telephone Network)
b) The Internet
c) Fiber-optic communication for voice calls
d) Satellite communication for real-time streaming
Answer: b) The Internet
14. Which switching technique is better suited for applications requiring constant and predictable transmission speeds?
a) Packet Switching
b) Circuit Switching
c) Both are equally suitable
d) None of the above
Answer: b) Circuit Switching
15. What is the main advantage of Packet Switching over Circuit Switching?
a) More efficient use of network resources.
b) Faster data transmission.
c) Less delay in communication.
d) Guaranteed data delivery without loss.
Answer: a) More efficient use of network resources.
16. Which of the following is a disadvantage of Packet Switching?
a) It requires a dedicated connection.
b) It can result in out-of-order packets.
c) It guarantees no packet loss.
d) It is suitable only for real-time communication.
Answer: b) It can result in out-of-order packets.
17. Which type of switching is used in most modern computer networks?
a) Circuit Switching
b) Packet Switching
c) Both equally
d) None of the above
Answer: b) Packet Switching
18. In Circuit Switching, which of the following is true about the connection?
a) The connection remains for the duration of the communication.
b) The connection is re-established after each packet transmission.
c) The connection is only temporary for each packet.
d) The connection is never terminated until all data is received.
Answer: a) The connection remains for the duration of the communication.
19. In Packet Switching, which of the following is NOT required for data to be transmitted?
a) A dedicated communication path
b) A sender and receiver
c) Data packets
d) Routing devices (routers)
Answer: a) A dedicated communication path
20. In Circuit Switching, how is the bandwidth handled?
a) It is dynamically allocated based on demand.
b) It is fixed and reserved for the duration of the communication.
c) It is shared among all users.
d) It is only allocated for data packets.
Answer: b) It is fixed and reserved for the duration of the communication.
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