The section of the CPU that selects, interprets and sees to the execution of program instructions

A. Memory

B. Register unit

C. Control unit


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  1. When did IBM introduce the 20286 based PC/AT?
  2. What is embedded system?
  3. Which of the following is machine independence program?
  4. Who is the father of personal computer?
  5. On which aspect the analog computers are better than digital?
  6. _______ computers are also called personal computers
  7. Programs designed to perform specific tasks is known as
  8. Serial access memories are useful in applications where
  9. Which of the following memories allows simultaneous read and write operations?
  10. Which of the following computer language is used for artificial intelligence?
  11. What is a compiler?
  12. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
  13. The first firm to mass-market a microcomputer as a personal computer was
  14. Where as a computer mouse moves over the table surface, the trackball is
  15. Integrated Circuits (ICs) are related to which generation of computers?
  16. Which of the items below are considered removable storage media?
  17. RJ45 UTP cable has ________ Cables.
  18. Computer system comprises of major units
  19. In the third Generation of computers
  20. Integrated Circuits (ICs) are related to which generation of computers?
  21. What is the latest write-once optical storage media?
  22. The ALU of a computer responds to the commands coming from
  23. Which of the following is an example of fifth generation computer?
  24. IBM 7000 digital computer
  25. Which device is used to backup the data?
  26. Hackers
  27. What is the most common tool used to restrict access to a computer system?
  28. A computer system that is old and perhaps not satisfactory is referred to as a(n)
  29. Which of the following is input device?
  30. What are the stages in the compilation process?