multiple-choice questions (MCQs) related to computer network and hardware maintenance:

Multiple-choice questions (MCQs) related to computer network and hardware maintenance:

1. Which of the following devices is used to connect multiple computers in a local area network (LAN)?             a) Router b) Switch c) Modem d) Hub

2. What is the purpose of a network interface card (NIC) in a computer?                                                           a) To provide power to the computer b) To connect the computer to the internet c) To connect the computer to a printer d) To connect the computer to a network    

3. Which type of cable is commonly used for wired Ethernet networks?                                                              a) HDMI b) USB c) Ethernet d) Coaxial     

4. What is the purpose of a router in a computer network?                                                                                      a) To connect multiple networks together b) To provide power to network devices c) To connect computers to a printer d) To connect computers to the internet

5. Which of the following is NOT a common wireless networking standard?                                                        a) Ethernet b) Wi-Fi c) Bluetooth d) 3G/4G       

6. What does RAID stand for in the context of data storage systems?                                                                 a) Redundant Array of Independent Disks b) Rapid Access and Intrusion Detection c) Random Access Integrated Database d) Real-time Automated Intrusion Defense 

7. Which component of a computer is responsible for storing data permanently?                                                  a) CPU b) RAM c) Hard drive d) GPU     

8. What is the purpose of a UPS (Uninterruptible Power Supply) in a computer system?                                         a) To provide high-speed internet access b) To regulate voltage fluctuations c) To store backup data d) To monitor network traffic

9. Which of the following is NOT a common troubleshooting step for hardware issues?                                                                                                                                                                                                                      a) Rebooting the system                 b) Checking for software updates                                                                 c) Checking cable connections      d) Running diagnostic tests

10. What is the purpose of defragmentation in computer systems?                                                                         a) To increase system speed b) To prevent data loss in case of system failure                                               c) To optimize the placement of files on a hard drive d) To manage network traffic

Answers:

1. b) Switch
2. d) To connect the computer to a network
3. c) Ethernet
4. a) To connect multiple networks together
5. a) Ethernet
6. a) Redundant Array of Independent Disks
7. c) Hard drive
8. b) To regulate voltage fluctuations
9. b) Checking for software updates
10. c) To optimize the placement of files on a hard drive