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Read the questions and choose the correct answer.

1. A computer is an electronic device that computes, so what makes a computer different from other electronic devices? a) ability to process data; b) ability to store its own instructions; c) ability to repeat operations

2. What operations does the ALU execute? a) retrieves instructions ; b) makes logical comparisons; c) temporarily stores data

3. How does a computer know what operation to perform? a) using its instructions ; b) asking for advice; c) just carrying out calculations

4. What are registers? a) units of instructions; b) logical comparisons operations; c) high-speed storage areas

5. Clock speed is measured in a) bytes; b) (mega)hertz; c) meters; d) bits

Match the words with their synonyms.

Read the sentences choosing the correct word in bold type.

1. A computer is an electronic device that helps about/with processing data. 2. Mathematical calculations are fulfills/fulfilled in the ALU. 3. Machine cycle time is to influence/influenced by the clock oscillator rate. 4. The clock oscillator generates/is generated electronic pulses at a predetermined speed.

5. The control unit accesses program instructions sequence/sequentially.

Give the Russian equivalents.

Find the answers to the questions.

1. What component of the computer accomplishes logical comparisons? 2. Where are programs held before they get to the registers? 3. Is a CPU a peripheral device? 4. Where are mathematical computations and logical comparisons executed? 5. Where is data held just before it is processed?

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