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Word forms



First choose the appropriate form of the words to complete the sentences. Then check the differences of meaning in your dictionary.

1. response, respond, responded, responding

a. The arithmetic-logical unit........................... to commands from

the control unit.

b. The components of a computer system operate only in
to commands from the control unit.

2. decision, decide, decided, decidedly

a. The............................ to continue space exploration will cause a

lot of expense.

b. A programmer........................... what the computer is to do,

and without the program the computer cannot process the necessary information.

c. It cannot be........................... yet what success fibre optics will

have in computer technology.

3. distinguishing, distinguish, distinguishable, distinguished

a. A comma is not easily.......................... from a period on a

small CRT.

b. Computers have many.......................... characteristics that the

layman is unaware of.

c. An experienced programmer can......................... between a

Cobol statement and a Basic statement.

4. notice, noticed, noticeable, noticeably

a. Although computers are manufactured in different countries, it is

difficult to........................... any differences in the way they are

designed.

b. There should be a........................... improvement in your

English at this point in the course.

5. provision, provide, provided, provider

a. A programmer must........................... the computer with the

necessary data and instructions to execute the problem.

b. The............................ of a new and larger computer installation

will result in a better service to customers.

c. A programmer can operate a computer......................... he has

the proper training.


       
 
   
 

7a Content review Match the words in column A with the words or statements in column B.

A

1. counter

2. register

3. decoder

4. clock

5. binary arithmetic

6. control unit

7. arithmetic unit

8. logic unit

9. registers

10. arithmetic-logical unit


B

a. does the calculations necessary
to solve the problem

b. temporarily hold results before
transferring to memory

c. temporarily holds the
instructions

d. does the decision-making
operations

e. produces timing marks

f. does the calculations and
makes decisions to solve
problems

g. directs movement of
information between memory
and arithmetic unit

h. breaks down the coded

information to be handled i. based on 0 and 1 j. chooses the instructions
FOCUS H




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