A program that performs a useful task while simultaneously allowing destructive acts is

A. Worm.

B. Trojan horse.

C. Virus.

D. Macro virus.

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which of the following is machine independence program?
  2. When was vacuum tube invented?
  3. A common boundary between two systems is called
  4. Properly arranged data is called
  5. The processing speed of first generation computers was
  6. Which is the type of memory for information that does not change on your computer?
  7. ________ is the key to close a selected drop -down list; cancel a command and close a dialog box.
  8. ________ Is the functional key to display Save-As box.
  9. The device used to carry digital data on analogue lines is called as
  10. To locate a data item for storage is
  11. A computer has very low failure rate because it uses electronic components. It produces very consistent…
  12. EPROM can be used for
  13. Mostly which of the following device is used to carry user files?
  14. Which type of system puts the user into direct conversation with the computer through a keyboard?
  15. A ________ is an additional set of commands that the computer displays after you make a selection from…
  16. Which of the following is not processing?
  17. Which of the following is not electro-mechanical computer?
  18. The capacity of 3.5 inch floppy disk is
  19. Which language is directly understood by the computer without translation program?
  20. in which year was UKs premier computing event called ?The which computer? started?
  21. Artificial Intelligence is associated with which generation?
  22. Which of the following is related to fifth generation computers?
  23. Floppy disks typically in diameter
  24. A fault in a computer program which prevents it from working correctly is known as
  25. Computer is free from tiresome and boardroom. We call it
  26. Once you load the suitable program and provide required data, computer does not need human intervention.…
  27. Which electronic component was made out of semiconductor material?
  28. ________ are used for plotting graphs and design on papers
  29. A memory that does not change its contents without external causes is known as
  30. Signals can be analog or digital and a computer that processes the both type of signals is known as