Hard disk is coated in both sides with

A. Magnetic metallic oxide

B. Optical metallic oxide

C. Carbon layer

D. All of the above

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  1. The tracks on a disk which can be accessed without repositioning the R/W heads is
  2. The ALU of a computer responds to the commands coming from
  3. A dumb terminal has
  4. Which 8-bit chip was used in many of today's TRS-80 computers?
  5. Artificial Intelligence is associated with which generation?
  6. Binary numbers need more places for counting because
  7. The examination and changing of single bits or small groups of his within a word is called
  8. A system is
  9. Which of the following is not a type of Software?
  10. Machine language is
  11. Fifth generation computer is also known as
  12. Which device is used to backup the data?
  13. An online backing storage system capable of storing larger quantities of data is
  14. EEPROM stands for
  15. The ability to recover and read deleted or damaged files from a criminal's computer is an example of…
  16. Most of the first generation computers were
  17. All of the following are examples of real security and privacy risks EXCEPT
  18. An example of a digital device can be
  19. Magnetic disk is an example of
  20. The term referring to evacuating the content of some part of the machine is known as
  21. Who invented Mark I?
  22. Which of the following memory medium is not used as main memory system?
  23. When was the first electro-mechanical computer developed?
  24. In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are…
  25. Which of the following is called low level languages?
  26. ENIAC uses
  27. Floppy disks typically in diameter
  28. Which part interprets program instructions and initiate control operations.
  29. From which generation operating systems were developed?
  30. The device that can both feed data into and accept data from a computer is