ICT for NTA UGC NET JRF Paper 1

1. Which of the following is an example of non-volatile memory ?

(a) ROM
(b) VLSI
(c) LSI
(d) RAM

2. EPROM consists of:

(a) bipolar transistors
(b) easily erasable
(c) MOSFETs
(d) Diodes

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

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

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

6. A type of semiconductor memory that usually has small capacity but very fast access is:

(a) PROM
(b) RAM
(c) scratchpad
(d) ROM

7. A memory that holds microprograms is:

(a) core memory
(b) ROM
(c) RAM
(d) control memory

8. How many write cycles are allowed to a RAM?

(a) 1
(b) 10
(c) 100
(d) 1000

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

10. The contents of information are stored in-

(a) Memory data register
(b) Memory address register
(c) Memory access register
(d) Memory airthmetic register