Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Multiple Choice Questions
Q241: What is the primary disadvantage of using mass storage systems?
- A: High volatility
- B: Limited size
- C: Slow access time
- D: High cost
View Answer
C
Q242: What is the primary storage format used by CDs for data?
- A: Magnetic
- B: Optical
- C: Electronic
- D: None of these
View Answer
B
Q243: What is the diameter of a standard Compact Disk (CD)?
- A: 10 cm
- B: 12 cm
- C: 15 cm
- D: 18 cm
View Answer
B
Q244: How is data stored on a CD?
- A: By magnetic charges
- B: By laser etching
- C: By creating variations in reflective surfaces
- D: By storing electrons in silicon
View Answer
C
Q245: What is the storage capacity of a standard sector on a CD?
- A: 1 KB
- B: 2 KB
- C: 4 KB
- D: 512 bytes
View Answer
B
Q246: Which of the following formats was initially used for audio recording on CDs?
- A: CD-ROM
- B: CD-DA
- C: CD-RW
- D: DVD-Audio
View Answer
B
Q247: What type of data storage is best suited for long continuous strings of data?
- A: Magnetic systems
- B: Optical systems
- C: Flash drives
- D: SSDs
View Answer
B
Q248: What feature allows DVDs to store more data than CDs?
- A: Smaller size
- B: Higher rotation speed
- C: Multiple semi-transparent layers
- D: Different material
View Answer
C
Q249: Which type of light spectrum is used by Blu-ray Discs (BDs) for data reading?
- A: Red
- B: Infrared
- C: Blue-violet
- D: Ultraviolet
View Answer
C
Q250: How much more capacity does a Blu-ray Disc (BD) provide compared to a DVD?
- A: Two times
- B: Three times
- C: Five times
- D: Ten times
View Answer
C