CD-ROM is a kind of -
1). Magnetic Disc
2). Electo-Magnetic Disc
3). Optical Disc
4). None of these
1. Three types of memory chips are RAM ROM and
2. End Key
4. Recently deleted files are stored in
5. CD-ROM is a
6. The first computer introduced in Nepal was
7. What is required when more than one person uses a central computer at the same time?
8. What is the number of read-write heads in the drive for a 9-trac magnetic tape?
9. Hertz Means