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Fill in the gaps using the words from the box



Keyboard input unit requirements graphics the CPU

Arithmetic control input calculation

 

_______ devices are used to supply the values needed by the computer and instructions to tell the computer how to operate on the value. _______ vary greatly from machine to machine.

Information is usually entered into a computer via a _______, with the characters typed on the screen. In English speaking countries the keyboard would have the QWERTY(1) layout. Many computers provide graphics commands which can be used to build up pictures. _______ are very important for the interface between the human user and the computer.

The arithmetic unit of a digital computer performs the actual work of computation and calculation. It carries out its job by the use of logic circuits. Modern computers use components called integrated circuits.

The control unit of a digital computer is an administrative or switching section. It receives information entering the machine and decides how and when to perform operations. It tells the arithmetic unit what to do where to get the necessary information. It knows when the arithmetic unit has completed a ______, and it tells the arithmetic unit what to do with the results and what to do next.

The _______ unit and the ______ unit are usually grouped together in a computer and are the central processing unit or CPU. The ______ gets instructions from the memory and carries out the operations required. On microcomputers this is done by a single silicon chip called a microprocessor.

 

(1) QWERTYстандартная для англоязычных стран клавиатура (первый ряд букв на которой начинается последовательностью QWERTY)

 

2.6 Complete the sentences by giving English equivalents to the Russian words/phrases.

 

1. (Требования к вводу) vary greatly from machine to machine.

2. Graphics are very important (для взаимодействия) between the human user and the computer.

3. The arithmetic unit of (цифрового компьютера) performs the actual work of computation and (вычислений).

4. It (выполняет) its work by the use of (логических цепей).

5. It receives information (вводимую в компьютер) and decides how and when to perform operations.

6. (Блок управления) is an administrative or switching section.

7. On microcomputers this is done by (кремниевая микросхема).

 

Translate into English.

 

Почти во всех компьютерах, как в «обыкновенных» (ordinary), так и супер, реализована (is realized \performed) та же самая конструктивная идея (design). Она состоит в том, что вся входящая и перерабатываемая информация (input and processed) хранится (is stored) в компьютере в форме некоторого множества двоичных разрядов (set of binary digits) или битов.



Put the words in the proper order to make a sentence.

1. Graphics, for, the interface, between, are, the human user, very important, the computer.

2. Computer, entered, is, usually, information, into, a keyboard, via.

3. From machine to machine, vary, input unit, greatly, requirements.

4. The memory, from, the Central processor, does, instructions, get.

5. The actual work, the arithmetic unit, of computation, of a digital computer, performs, of the text.

 





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