MBAI-106 IT Applications – Unit 10

MBAI-106 IT Applications – Unit 10

Objectives: differentiate between types of memory and needs of the memory system; differentiate between various types of memories such as semiconductor, magnetic and Optical memory; describe the various secondary storage devices such as Hard-disk, floppy disk, CD-ROM, DVD-ROM etc; and describe the importance of the memory hierarchy.

Materials:
The relevant material is available here.

Questions:

1. Suppose in your library the following types of memory are present: RAM, ROM, PROM, EPROM, and EEPROM. Differentiate between these memories on the basis of their volatility.
2. Explain the following terms with respect to. magnetic memory: (i) Seek time and Latency time (ii) Track, sectors and cylinder.
3. Differentiate between Primary (main) memory versus secondary memory.
4. Differentiate between Different types of memory (in terms of access speed, storage capacity and cost per bit storage).
5. Differentiate between Random versus Sequential access.