(a) ROM
(b) VLSI
(c) LSI
(d) RAM
(e) None of these
2. EPROM consists of:
(a) bipolar transistors
(b) easily erasable
(c) MOSFETs
(d) Diodes
(e) None of these
3. A microcomputer has primary memory of 640K. What is the exact number of bytes contained in this memory?
(a) 64 * 1000
(b) 640 * 100
(c) 640 * 1024
(d) either B or C
(e) None of these
4. What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
(a) Cache
(b) Concentrator
(c) Buffer
(d) I/O device
(e) None of these
5. The standard size reel of magnetic tape is:
(a) 120 feet in length
(b) 240 feet in length
(c) 1200 feet in length
(d) 2400 feet in length
(e) None of these
6. A type of semiconductor memory that usually has small capacity but very fast access is:
(a) PROM
(b) RAM
(c) scratchpad
(d) ROM
(e) None of these
7. A memory that holds microprograms is:
(a) core memory
(b) ROM
(c) RAM
(d) control memory
(e) None of these
8. How many write cycles are allowed to a RAM?
(a) 1
(b) 10
(c) 100
(d) 1000
(e) None of these
9. Which of the following RAM times have to be refreshed often in order to retain its contents?
(a) SIMM
(b) DIMM
(c) SDMM
(d) DSMM
(e) None of these
10. The contents of information are stored in-
(a) Memory data register
(b) Memory address register
(c) Memory access register
(d) Memory airthmetic register
(e) None of these
11. Data (information) is stored in computers as-
(a) Files
(b) Directories
(c) Floppies
(d) Matter
(e) None of these
12. Which of the following devices have a limitation that we can only write information on it but cannot erase or modify it-
(a) Floppy Disk
(b) Hard Disk
(c) Tape Drive
(d) CDROM
(e) None of these
13. Which technology is used in Compact disks?
(a) Mechanical
(b) Electrical
(c) Electro Magnetic
(d) Laser
(e) None of these
14. A set of flip flops integrated together is called _______________.
(a) Counter
(b) Adder
(c) Register
(d) All of the above
(e) None of the above
15. Removable media includes all, exceptu
(a) CD-ROMs
(b) Disket
(c) DVDs
(d) Hard Disk Drive
(e) None of these
Answers
1. ROM
2. bipolar transistors
3. 640 * 1024
4. Buffer
5. 2400 feet in length
6. scratchpad
7. RAM
8. 1
9. DIMM
10. Memory data register
11. Files
12. CDROM
13. Laser
14. Register
