Question

Which of the following statements is/are True?

(i) CD-R stands for Compact Disk-Recordable.

(ii) CD-R disks are expensive than CD-RW disks.

1. (i) only
2. (ii) only
3. Neither (i) nor (ii)
4. Both (i) and (ii)

Answer 1

Correct Answer - Option 1 : (i) only

The correct answer is (i) only.

• CD-R stands for Compact Disk-Recordable.
• CD-RW stands for Compact Disk-ReWritable.
• CD-RW disks are expensive than CD-R disks.
• CD-R (COMPACT DISC – Recordable) is a digital optical disc storage format.
• A CD-R disc is a compact disc that can be written once and read arbitrarily many times.
• CD-R discs (CD-Rs) are readable by most plain CD readers.

• A Compact Disc Recordable (CD-R) is a Write Once Read Multiple (WORM) disc.
• These discs can only record data once and then the data becomes permanent on the disc.
• A Compact Disc Re-Writable (CD-RW) is an erasable disc that can be reused. 
• A CD-R is typically 700 MB of memory.