Networking -1

1. What is the function of the OSI Layer in networking?

• A. Data encapsulation

• B. Logical addressing

• C. Error detection and correction

• D. Routing data packets form one device to the other

2. Which networking device operates at the OSI Layer 3?

• A. Router

•    - B. Switch

•    - C. Hub

•    - D. Firewall

3. What is the primary function of a router in a network?

• - A. Broadcast packets to all connected devices

• - B. Filter network traffic based on IP addresses

• - C. Create multiple broadcast domains

• - D. Connect devices within the same LAN

4. Which device operates at the OSI Layer 2?

•    - A. Switch

•    - B. Firewall

•    - C. Modem

•    - D. Access point

5. What is the purpose of a hub in a network?

•    - A. Manages IP addresses

•    - B. Forwards traffic based on MAC addresses

•    - C. Filters traffic based on port numbers

•    - D. Broadcasts incoming data to all connected devices

6. Which networking device is used to protect a network from unauthorized access?

•    - A. Router

•    - B. Switch

•    - C. Hub

•    - D. Firewall

7.What type of device converts digital signals to analog signals and vice versa for transmission over telephone lines?

• A. Router

• B. Switch

• C. Modem

• D. Access point

8.What is the function of an access point in a wireless network?

• A. Connects devices within a LAN

• B. Filters incoming traffic

• C. Manages IP addresses

• D. Provides wireless connectivity to devices

9.What is the purpose of a bridge in a network?

• A. Connects multiple LANs together

• B. Filters traffic based on IP addresses

• C. Provides wireless connectivity

• D. Manages routing tables

10.Which device connects two different network types together?

• A. Router

• B. Switch

• C. Hub

• D. Gateway