Q1: What does the control unit do?
- a) monitors the flow of information
- b) control the printer
- c) control the user
- d) communicates the result
Q2: It is a card printed on one side and carrying the equivalent magnetic data on the other side.
- a) punched card
- b) magnetic ledger card
- c) magnetic disk
- d) floppy
Q3: The number of bits stored per unit length is called as
- a) bit density
- b) bit area
- c) bit rate
- c) all
Q4: A memory system that allows only serial access is called
- a) RAM
- b) SAM
- c) ROM
- d) volatile
Q5: Which technology is used in typical hard disk for storage mechanism?
- a) laser
- b) magnetic
- c) chemical
- d) optical-mechanical
