5. Self-checking

  1. What does computer science study?
  2. What is the information?
  3. What is an information system?
  4. What is the coding system called binary code?
  5. What is a bit?
  6. How many bits are needed to encode 512 different independent values?
  7. In what units is the capacity of information measured?
  8. What is a numerical system?
  9. What types of calculations do you know?
  10. Which numerical system is used to represent numbers in computer memory?
  11. What are the rules for translating numbers from the decimal number system?
  12. By what rule translate numbers into a decimal number system?
  13. What is the architecture of a computer? The general structure of the computer?
  14. Principles of modern computer architecture?
  15. Classification of the PC according to the level of specialization, compatibility?
  16. Why does it have a hard drive? What is the capacity of modern hard drives?
  17. How are the read and write operations in the HDD?
  18. What is the formatting of magnetic disks?
  19. What are the standard disk interfaces?
  20. What parameters affect the speed of a hard drive? How?
  21. What is a floppy disk? What is the difference between it and the hard disk?
  22. What are the rules to follow when using a floppy disk?
  23. What types of drives are on optical drives? How do they differ from each other?
  24. How is CD information readable?
  25. What is the speed of data transfer in optical media?
  26. What does the expression "monitor resolution 1024x768" mean?
  27. What consumer parameters do you know about monitors?
  28. What is a video adapter? What is it for?
  29. What is the essence of video acceleration?
  30. With the help of the keys of a group, you can enter an extended ASCII code?
  31. Where are the function keys on the keyboard?
  32. What devices are called peripherals?
  33. Describe the principle of matrix printers.
  34. What do you know about the consumer characteristics of the printers?
  35. In which units do the resolution of printers and scanners be measured?
  36. What is the principle of laser printers?
  37. What color model is implemented in color inkjet printers?
  38. Why are scanners designed? In what cases should they be used?
  39. What types of scanners do you know? What is the difference between them?
  40. What features do modems do?
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