test your skills pt/1

1. Which device converts digital signals to analog for transmission?
   A. Switch
   B. Router
   C. Modem
   D. Hub
   
   

2. Which connector type is used for Ethernet cables?
   A. RJ-11
   B. RJ-45
   C. USB
   D. VGA
   
   

3. Which component is the brain of the computer?
   A. GPU
   B. CPU
   C. PSU
   D. RAM
   
   

4. What type of memory is permanent and non-volatile?
   A. RAM
   B. Cache
   C. ROM
   D. DRAM
   
   

5. What does BIOS stand for?
   A. Basic Input Output System
   B. Binary Integrated Operating System
   C. Basic Internal Output Setup
   D. Boot Information Operating System
   
   

6. Which port is most common for modern monitors?
   A. VGA
   B. DVI
   C. HDMI
   D. PS/2
   
   

7. What device combines multiple network connections and directs data?
   A. Hub
   B. Switch
   C. Router
   D. Modem
   
   

8. What does IP address identify?
   A. The user
   B. The network device location
   C. The ISP provider
   D. The MAC address
   
   

9. Which wireless standard supports 5 GHz only?
   A. 802.11b
   B. 802.11g
   C. 802.11a
   D. 802.11n
   
   

10. What tool tests cable continuity?
    A. Tone generator
    B. Crimper
    C. Cable tester
    D. Multimeter
    
    

11. What is the first troubleshooting step?
    A. Establish theory
    B. Identify the problem
    C. Test the fix
    D. Document the issue
    
    

12. Which power connector is used for SATA drives?
    A. Molex
    B. 4-pin ATX
    C. 15-pin SATA
    D. 8-pin EPS
    
    

13. What command shows the IP configuration in Windows?
    A. ping
    B. ipconfig
    C. tracert
    D. netstat
    
    

14. What component improves video rendering speed?
    A. NIC
    B. GPU
    C. CPU
    D. PSU
    
    

15. What unit measures processor speed?
    A. Gigabytes
    B. Gigahertz
    C. Gigabits
    D. Megabytes
    
    

16. Which operating system is open source?
    A. macOS
    B. Linux
    C. Windows
    D. Chrome OS
    
    

17. What device protects equipment from power surges?
    A. UPS
    B. PSU
    C. Surge protector
    D. Inverter
    
    

18. What is the purpose of a heat sink?
    A. Increase voltage
    B. Reduce heat
    C. Store power
    D. Boost data speed
    
    

19. What file system is standard for Windows 10 and later?
    A. FAT32
    B. exFAT
    C. NTFS
    D. EXT4
    
    

20. What step comes after verifying a full system repair?
    A. Identify the problem
    B. Test the theory
    C. Document the solution
    D. Escalate to support
    
    

Answers now:

1. C
   
   

2. B
   
   

3. B
   
   

4. C
   
   

5. A
   
   

6. C
   
   

7. C
   
   

8. B
   
   

9. C
   
   

10. C
    
    

11. B
    
    

12. C
    
    

13. B
    
    

14. B
    
    

15. B
    
    

16. B
    
    

17. C
    
    

18. B
    
    

19. C
    
    

20. C