Question

Завершите предложение 1. The main aim of using computers is ……..................... . a) to do addition, subtraction, multiplication. b) to optimize the work of scientists, designers, managers. c) to use in home life to play games. 2. Simple computers can do ………............ . a) addition, subtraction, division, multiplication. b) logical operations, such as making decisions. 3. Complex computers can do ……............… . a) addition, subtraction, division, multiplication. b) logical operations, such as making decisions. 4. Accounting, billing by banks and operations in marketing ……............ . a) can be quickly done without a computer. b) can’t be quickly done without a computer. 5. The main problem with the computer is ……............…. . a) to hire highly qualified managers. b) to use them very seldom. c) to protect them from viruses and hackers.

Answer 1

Ответ:1-b

2.-a

3.-b

4.-b

5.-a

Объяснение:возможно не правильно,так как нет предварительно-информационного текста

Answer 2

1. The main aim of using computers is to optimize the work of scientists, designers, and managers, as well as perform tasks such as addition, subtraction, and multiplication.
2. Simple computers can perform basic arithmetic operations such as addition, subtraction, division, and multiplication, as well as logical operations for decision-making.
3. Complex computers can perform not only basic arithmetic operations but also more advanced tasks such as division, multiplication, and logical operations for decision-making.
4. Accounting, billing by banks, and operations in marketing can't be quickly done without a computer.
5. The main problem with computers is to protect them from viruses and hackers, as they are vulnerable to security breaches if not properly safeguarded.