Page 39 - DCAP104_EXPOSURE_TO_COMPUTER_DISCPLINES

Exposure to Computer Disciplines

Notes 2.9 Self-Assessment Questions

1. Data processing consists of those activities which are necessary to transform data into
information.
(a) True (b) False

2. The data processing activities described above are common to all data processing systems
from manual to ___________ .

3. Term ___________ refers to the activities required to record data and to make it available
for processing.

4. Activity of data processing can be viewed as a ___________ .
5. RAM is an example of secondary memory.
(a) True (b) False

6. Memory in computer, which is called ___________ .
7. Programmable Read Only Memory (PROM) is type of primary memory in computer.

(a) True (b) False
8. User-accessible Registers is not a category of register.
(a) True (b) False

2.10 Review Questions

1. Identify various data processing activities.

2. Define the various steps of data processing cycles.
3. Data processing activities are grouped under following five basic categories.

(i) Collection
(ii) Conversion
(iii) Manipulation

(iv) Storage and retrieval
(v) Communication

4. Differentiate between
(a) RAM and ROM
(b) PROM and EPROM

(c) Primary memory and Secondary memory
5. Explain cache memory. How is it different from primary memory?
6. Explain The Data Processing Cycle.

7. Explain Registers and Categories of registers.
8. What is Computer Bus?

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