1. . What is the aspect ratio of a standard widescreen monitor?
(A) 3:2
(B) 16:9
(C) 4:3
(D) 5:4
2. . Which type of monitor uses a cathode ray tube (CRT)?
(A) LCD monitor
(B) LED monitor
(C) OLED monitor
(D) CRT monitor
3. . Which type of monitor provides the widest viewing angles?
(A) TN
(B) IPS
(C) VA
(D) OLED
4. . What is the difference between a monitor's resolution and its refresh rate?
(A) Resolution is the number of times per second the screen updates, while refresh rate is the number of pixels on the screen.
(B) Resolution is the number of pixels on the screen, while refresh rate is the number of times per second the screen updates.
(C) Resolution and refresh rate are the same thing.
(D) None of the above.
5. . Which of the following is NOT a type of monitor connection?
(A) VGA
(B) DVI
(C) USB
(D) HDMI
6. . Which type of monitor backlighting is more energy-efficient and longer-lasting?
(A) CCFL
(B) LED
(C) OLED
(D) CRT
7. . What is the maximum number of colors that can be displayed on a 24-bit monitor?
(A) 32 million
(B) 24 million
(C) 16 million
(D) 64 million
8. . What is the maximum resolution of a Full HD (1080p) monitor?
(A) 1080p
(B) 720p
(C) 1440p
(D) 2160p
9. . Which type of monitor is typically the most expensive?
(A) TN
(B) IPS
(C) VA
(D) OLED
10. . What is the purpose of the VESA mount on the back of a monitor?
(A) To mount the monitor on a wall or stand
(B) To adjust the monitor's brightness and contrast
(C) To connect the monitor to a computer
(D) None of the above
11. . What does LCD stand for?
(A) Light Control Device
(B) Liquid Control Device
(C) Light Crystal Diode
(D) Liquid Crystal Display
12. . What is the main advantage of LCDs over CRTs?
(A) Better color accuracy
(B) Less power consumption
(C) Higher contrast ratio
(D) Faster refresh rates
13. . Which of the following is not a type of LCD?
(A) TN
(B) IPS
(C) LED
(D) OLED
14. . What is the full form of TFT?
(A) The Fine Tuning
(B) Time for Test
(C) True Fast Technology
(D) Thin Film Transistor
15. . What is the main drawback of TN panels?
(A) High power consumption
(B) Poor color accuracy
(C) Low contrast ratio
(D) Limited viewing angles
16. . Which of the following is not a common projection technology used in multimedia projectors?
(A) DLP
(B) LCD
(C) LCoS
(D) OLED
17. . What is the aspect ratio commonly used in multimedia projectors?
(A) 1:1
(B) 4:3
(C) 2.35:1
(D) 16:9
18. . Which of the following is not a common resolution for multimedia projectors?
(A) 8K
(B) 1080p
(C) 4K
(D) 720p
19. . Which of the following is not a common connectivity option for multimedia projectors?
(A) Thunderbolt
(B) VGA
(C) USB
(D) HDMI
20. . Which of the following is not a common feature of multimedia projectors?
(A) Virtual reality capability
(B) Zoom
(C) Lens shift
(D) Keystone correction