Lesson 14

15. Read and memorize the following words:

key [ki:] – кнопка, клавіша, ключ

digit [´didʒit] – цифра, число

hardware [´ha:dwɛə] – апаратне забезпечення

software – програмне забезпечення

to store [stכ:] –запам’ятовувати, зберігати

storage [´stכrdʒ] – пам’ять, зберігання даних

input – вхід, введення

output –вихід

to compute [kəm´pju:t] – обчислювати

to perform [pə´fכ:m] – виконувати

to display – показувати

to compare –порівнювати

to record – записувати

to process [´prouses] – обробляти, опрацьовувати

in daily use – у щоденному вжитку

to do useful work – виконувати корисну роботу

to process data – обробляти дані

to do a lot of operations – виконувати багато операцій

to plug instruction – ввести команду

to do weather forecasting – зробити прогноз погоди

to keep records of financial affairs – вести облік фінансових справ

16. Make up sentences:

Computer

is was

a machine which performs sequence of operations. a universal information processing machine. the most amazing achievement. now widely used in many fields. a million times faster than humans. built in 1939 by H.H. Aiken.

17. Make up questions and let your fellow students answer them.

What do we call

a computer? a microprocessor? memory? personal computer? a program? a microcomputer? a keyboard?

A computer A microprocessor Memory Personal computer A microcomputer A program A keyboard

is

a tiny processor on a single chip used in microcomputer. data storage system created by man. a computer used for home and personal use. a part of a computer, which store information. a set of instruction composed for solving given problems by computer. a small scale computer using a single microprocessor chip in its architecture. a part of a computer which allows the user to communicate with the computer.

18. Read the text and answer the questions.

A computer is a programmable machine. Computer’s parts are system block, a monitor, a display, a keyboard, a mouse, a disk drive, a modem, a printer, a scanner. The major parts of a PC include the motherboard, central processor unit, memory, hard drive (вінчестер) and video card. Hardware is a computer equipment each hardware device has a driver, like video card drivers, or modem drivers. They need to be installed. Drivers are mini programs or instructions that tell your computer how to use its hardware. The most important program that runs on a computer is the operating system.

You have a network when two or more computers are connected to each other. We have a network in our computer classroom.

Software is a number of computers programs. Computer programs are large lists of instructions for the computers.

To start a computer you must have a login and a password.

1. What is computer? 2. Do you know computer’s parts? 3. What are the major parts of a PC? 4. What is hardware? 5. What are drivers? 6. What is the most important program that runs on a computer? 7. What is a network? 8. What is software? 9. What is a computer program? 10. How can you start a computer?

19. Fill in the blanks with the necessary words:

1. The store … a numerical quantities and data which are to be processed. (contains, includes, consists of). 2. The calculator can … the operation of addition, subtraction, multiplication and division and certain other special operations.(perform, carry out, carry) 3. The input and output devices are to supply information and to … it from the computer. (obtain, give, bring) 4. Computers are million times … than humans in performing computing operations. (faster, quicker, rapid)

20. Say what you can do with the help of the computer. Use the following expressions:

to take an information or data, to perform a sequence of reasonable operations, to put out information, to store information, to display the answers, to keep records of financial affairs, to do weather forecasting, to process data.

21. Find the sentences in which the verbs to have and to be are translated as мати, бути повинним:

1. The general purpose of this unit is to perform different arithmetic operations.2. The lecture was to start at 9 o’clock. 3. For a digital computer has to be in the form of digits or numbers. 4. You have to remember the names of the scientists who have contributed to the designing of computers. 5. The results of the experiment have carefully been checked up today.

22. Insert modal verbs can, may, must, should or their equivalents in the necessary tense form:

1. Information or data … be stored in the computer’s memory or storage. 2. The first automatic computers … operate at the low speed. 3. Your scientific article on computers … be published at our Institute. 4. You … not miss the chance. 5. You … look through the words, then we’ll have the dictation. 6. I hope that I … to do this myself.