Get premium membership and access questions with answers, video lessons as well as revision papers.
Optical disks use Lasers to read or write data. When writing, a laser beam is used to align a permanent data pattern on the disk surface. When reading, the data contents are sensed by the pattern of light reflected from the beam by the data on the disk surface.
Kavungya answered the question on April 2, 2019 at 07:26
- Explain CD-ROMs (Compact Disc Read Only Memory).(Solved)
Explain CD-ROMs (Compact Disc Read Only Memory).
Date posted: April 2, 2019. Answers (1)
- Explain the CD-ROM Technology.(Solved)
Explain the CD-ROM Technology.
Date posted: April 2, 2019. Answers (1)
- Give the uses of CD-ROMS .(Solved)
Give the uses of CD-ROMS .
Date posted: April 2, 2019. Answers (1)
- Give the disadvantages of CD-R (Recordable).(Solved)
Give the disadvantages of CD-R (Recordable).
Date posted: April 2, 2019. Answers (1)
- List the advantages of CD-R (Recordable).(Solved)
List the advantages of CD-R (Recordable).
Date posted: April 2, 2019. Answers (1)
- Explain CD-R (Recordable).(Solved)
Explain CD-R (Recordable).
Date posted: April 2, 2019. Answers (1)
- Explain CD-RW (ReWriteable).(Solved)
Explain CD-RW (ReWriteable).
Date posted: April 2, 2019. Answers (1)
- Explain Write Once Read Many discs.(Solved)
Explain Write Once Read Many discs.
Date posted: April 2, 2019. Answers (1)
- List the disadvantages of CD-RW (ReWriteable).(Solved)
List the disadvantages of CD-RW (ReWriteable).
Date posted: April 2, 2019. Answers (1)
- Give the advantages of CD-RW (ReWriteable).(Solved)
Give the advantages of CD-RW (ReWriteable).
Date posted: April 2, 2019. Answers (1)
- List the advantages of Optical discs as secondary storage media.(Solved)
List the advantages of Optical discs as secondary storage media.
Date posted: April 2, 2019. Answers (1)
- Give the reasons why Optical discs are not mostly used in microcomputer systems as secondary storage media.(Solved)
Give the reasons why Optical discs are not mostly used in microcomputer systems as secondary storage media.
Date posted: April 2, 2019. Answers (1)
- Give the handling precautions for magnetic media.(Solved)
Give the handling precautions for magnetic media.
Date posted: April 2, 2019. Answers (1)
- State and explain the Physical storage considerations.(Solved)
State and explain the Physical storage considerations.
Date posted: April 2, 2019. Answers (1)
- List the functions of output units.(Solved)
List the functions of output units.
Date posted: April 2, 2019. Answers (1)
- Explain the divisions of output.(Solved)
Explain the divisions of output.
Date posted: April 2, 2019. Answers (1)
- List the advantages of LCD over CRT.(Solved)
List the advantages of LCD over CRT.
Date posted: April 2, 2019. Answers (1)
- Give three factors affecting the performance of a computer monitor.(Solved)
Give three factors affecting the performance of a computer monitor.
Date posted: April 2, 2019. Answers (1)
- Explain a Display Adapter Card.(Solved)
Explain a Display Adapter Card.
Date posted: April 2, 2019. Answers (1)
- Define the term Display.(Solved)
Define the term Display.
Date posted: April 2, 2019. Answers (1)