Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):

A. Hacker-proof program.

B. Firewall.

C. Hacker-resistant server.

D. Encryption safe wall.

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

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  1. An index register that is automatically incremented or decremented with each use is
  2. The original ASCII code used__bits of each byte, reserving that last bit for error checking
  3. Chief component of first generation computer was
  4. Which of the following is not processing?
  5. An application suitable for sequential processing is
  6. A memory that holds micro programs is
  7. Computers with 80286 microprocessor is
  8. The digital computer was developed primarily in
  9. What type of virus uses computer hosts to reproduce itself?
  10. Digital devices are
  11. A notation used to express clearly on algorithm is known as
  12. Which operation is not performed by computer
  13. Who invented Integrated Circuits?
  14. Which of the following term means to reckon?
  15. Which is considered a direct entry input device?
  16. A computer program that converts an entire program into machine language at one time is called a/an
  17. Which of the following professions has not been affected by personal computers?
  18. A section of code to which control is transferred when a processor is interrupted is known as
  19. RAM is used as a short memory because it is
  20. Computers process data into information by working exclusively with :
  21. Office LANS, which are scattered geographically on large scale, can be connected by the use of corporate
  22. Software in computer
  23. From which generation computers the printers were used?
  24. The first Macintosh computer was from
  25. What type of memory is not directly addressable by the CPU and requires special softw3are called EMS…
  26. Which of the following is machine independence program?
  27. Which of the following is an example of fifth generation computer?
  28. The act of retrieving existing data from memory is called
  29. What is the responsibility of the logical unit in the CPU of a computer?
  30. In _____ mode, the communication channel is used in both directions at the same time?