Ex. 4. Choose the corresponding word to complete the sentence:

1. electron, electronic, electronics, electronically

a. An … pen is one example of an input device.

b. A computer solves problems … .

c. Many … students go on to work as engineers.

2. technology, technological, technologically, technologist

a. The computer is the greatest … invention of the twentieth century.

b. There are two … involved in a clipboard PC.

c. Today's computers are … far superior to those used a few years ago.

3. identify, identifying, identifiable, identity

a. The clipboard's pattern recognition software immediately … the letters and numbers written by the stylus.

b. Most computer companies will not allow people without an … card to enter their premises.

c. A password is a mechanism for … the computer-user and allowing access.

4. compute, computing, computation, computerize, computerization

a. The … of the manufacturing division will be expensive in the short term, but cost-effective in the long term.

b. We should be able to … our profit for next year fairly accurately with the new program.

с. I could tell from all the … on the board that a Maths lesson was in progress.

Ex. 5. Complete the following statements using the words from the box. Give definitions to the words in the box:

core	device	data
circuit	terminal	switch
program	memory	medium
CRT display

1. Every computer has … for performing arithmetic operations, operating … or magnetized … .

2. A … with a screen is normally referred to as a … unit.

3. A computer is a … that processes information in the form of … and … and can store this information in a … .

4. Card readers, tape drives, or disk drives are different … for inputting information.

Ex.6. Match the words from the list a with the words from the list b that have the same meaning:

A	B
to solve	facts, input, figures, information
remarkable	handle, deal with, treat, prepare
to process	identical, the same, like, alike, equivalent, proportionate
medium	direct, lead, conduct, supervise, manage; regulate; check
equal	fundamental, essential, primary, elementary, intrinsic
basic	answer, work out, resolve, crack, explain, clear up, fathom, disentangle, elucidate, unfold
data	means, vehicle, instrumentality, avenue, channel, way
to control	notable, noteworthy, outstanding, striking, noticeable, extraordinary, unusual, uncommon, exceptional, rare, peculiar, strange, surprising, wonderful.

Ex.7. Find suitable opposites to the following words:

to decide, to accept, to perform, equal, capable, possible, to supply.

1. to withhold

2. impossible

3. incompetent

4. unequal

5. to fail

6. to refuse

7. to waver

Ex. 8. Form nouns using suffixes –tion(-ion) or –ance:

to define, to accept, to perform, to decide, to instruct, to add, to operate, to divide, to multiply, to subtract, to communicate, to solve,

Ex. 9. Quiz-jumbled words(rearrange the words to form computer-related words):

Mocupret, tupin, darc, aadt, dsci, mmyeor, sinrtutcion, cseren.

Ex. 10. The words in the box frequently occur after “computer”.

1. computer network	5. computer user
2. computer program	6. computer hacker
3. computer virus	7. computer language
4. computer memory	8. computer screen

Find combinations that mean:

1. computer program designed to copy itself into other programs, with the intention of causing mischief or damage.

2. set of ordered instructions that enable a computer to carry out a specific task.

3. the part of a computer where information is stored; the amount of space in a computer for storing information

4. a number of computers and other devices(e.g. printers) that are connected together so that equipment and information can be shared

5. to use a computer to steal, change or look at data on sb else’s computer system without permission

6. a person or thing that uses a computer

7. the flat surface at the front of computer on which you see pictures or information

8. a set of words, symbols and rules that is used to write computer programs.

Exercises in Comprehension

Ex. 1. Answer the following questions:

1. What is computer capable of?

2. Formulate the basic idea of a computer.

3. What is a computer program?

4. What is computer memory?

5. Name the most common methods of information inputting.

6. What are three basic computer capabilities?

7. Do you know any computer input devices?

8. How is information output from a computer?

9. Can computer work by itself?

10. Are there any advantages in computer’s work comparatively with a man’s?

Ex. 2. Learn the text and retell it.

Ex. 3. Decide if the statements are true or false according to the text:

True	False
		1. A computer can store or handle any data even if it hasn't received information to do so.
		2. All computers accept and process information in the form of instructions and characters.
		3. The information necessary for solving problems is found in the memory of the computer.
		4. Not all computers can perform arithmetic operations, make decisions, and communicate in some way with the user
		5. Computers can still be useful machines even if they can't communicate with the user.
		6. There are many different devices used for feeding information into a computer.
		7. There aren't as many different types of devices used for giving result as there are for accepting information.
		8. Computers can make any type of decision they are asked to.
		9. Computers can work endlessly without having to stop to rest unless there is a breakdown.