- Which one of the following is a below physical layer device
- A. Passive Hub
- B. Active Hub
- C. cable
- D. Repeater
- None of the above
Ans- A. Passive Hub
Passive hub is working below physical layer and it doesn’t have capacity to regenerate signals. It is just tie a knot between cables.
2. Which one of the following is not a physical layer device
- A. Passive Hub
- B. Active Hub
- C. cable
- D. Repeater
- None of the above
Ans- A. Passive Hub
Passive hub is working below physical layer and it doesn’t have capacity to regenerate signals. It is just tie a knot between cables.
3. Which one of the following is not regenerate digital signals.
- A. Passive Hub
- B. Active Hub
- C. cable
- D. Repeater
- None of the above
Ans- A. Passive Hub
4. Which one of the following is not a data link layer device.
- A. Router
- B. Layer 2 Switch
- C. Gateway
- D. Repeater
- None of the above
Ans- D. Repeater
5. Which of the following is a Physical layer device…
- A. Router
- B. Bridge
- C. Gateway
- D. All of the above
- None of the above
Ans- D. All of the above
6. Which of the following is used to connect two LAN segment…
- A. Passive Hub
- B. Ethernet
- C. cable
- D. Repeater
- None of the above
Ans- D. Repeater
7. Which of the following is layer 2 device…
- A. Hub
- B. Repeater
- C. cable
- D. Router
- None of the above
Ans- D. Router
8. Which of the following is layer 2 device…
- A. Hub
- B. Repeater
- C. cable
- D. Bridge
- None of the above
Ans- D. Bridge
9. Which of the following is used to regenerate digital signals
- A. Hub
- B. Repeater
- C. cable
- D. Both A and B
- None of the above
Ans- D. Both A and B
10. Which of the following is used spanning tree concept for avoiding loop in a network for sending data.
- A. Hub
- B. Repeater
- C. Bridge
- D. Both A and B
- None of the above
Ans- C. Bridge
11. Which of the following is use routing table for sending packet.
- A. Hub
- B. Router
- C. Bridge
- D. Both A and B
- None of the above
Ans- B. Router
12. A Router can work…
- A. only on Network layer
- B. only on Data link layer
- C. Physical, Data Link , Network layer
- D. Both A and B
- None of the above
Ans- C. Physical, Data Link , Network layer
13. A Router can connect….
- A. Two LAN segment
- B. Tow LAN with same protocol
- C. Two LAN with different protocol
- D. All of the above
- None of the above
Ans- D. All of the above
14. Which of the following is incorrect.
- A. Repeater can regenerate digital signal
- B. Bridge can connect two LAN with different protocol
- C. Router can connect two LAN with different protocol
- D. Gateway is use to connect two different Network model.
- None of the above
Ans- B. Bridge can connect two LAN with different protocol
15. Which of the following is incorrect for router.
- A. Router can read and change physical address of packet
- B. Router can not read and change physical address of packet
- C. Router can connect two LAN with different protocol
- D. Router is a layer 3 device.
- None of the above
Ans- B. Router can not read and change physical address of packet
16. Storing IP address is possible in.
- A. Hub
- B. Router
- C. Switch
- D. Both B and C
- None of the above
Ans- B. Router
17. Storing IP address is possible in.
- A. Hub
- B. Router
- C. Switch
- D. Both B and C
- None of the above
Ans- B. Router
18. How Many types of Bridges in Computer network.
- A. One
- B. Two
- C. Three
- D. Four
- None of the above
Ans- B. Two
There are two types of bridges in computer network.
1. Transparent Bridge which is connection less and automatically fill bridge table.
2. Source routing which is connection oriented. In source routing bridge Bridge table are not fill automatically.
19. we can use Bridge network device.
- A. Network Layer
- B. Data Link Layer
- C. Physical Layer
- D. Both Physical and Data Link Layer
- None of the above
Ans- D. Both Physical and Data Link Layer
20. Router can be divided in how many types.
- A. One
- B. Two
- C. Three
- D. Four
- None of the above
Ans- B. Two
21. Device that connect two different network…
- A. Hub
- B. Bridge
- C. Gateway
- D. All of the above
- None of the above
Ans- C. Gateway
