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A technique used by codes to convert an analog signal into a digital bit stream is known as

A. Pulse code modulation

B. Pulse stretcher

C. Query processing

D. Queue management

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  1. Computers manipulate data in many ways, and this manipulation is called________
  2. Which access method is used for obtaining a record from a cassette tape?
  3. Who is the inventor of ABC Computer?
  4. Charles Babbage was awarded by Royal Society for his
  5. Which part of the computer is directly involved in executing the instructions of the computer program?
  6. The act of retrieving existing data from memory is called
  7. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  8. Which of the following are the best units of data on an external storage device?
  9. Which of the following is not electro-mechanical computer?
  10. Who built the first Mechanical Calculator?
  11. What is the name of the display feature that highlights are of the screen which requires operator attention?
  12. FORTRAN is a programming language. What does FORTRAN stand for?
  13. The two basic types of record access methods are:
  14. Hackers
  15. The advantage of COM are its __ and __
  16. What do you call the programs that are used to find out possible faults and their causes?
  17. A computer program that converts an entire program into machine language at one time is called a/ an
  18. Identify the correct statement
  19. In which language is source program written?
  20. UNIVAC is
  21. What type of virus uses computer hosts to reproduce itself?
  22. Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
  23. Which of the following is called low level languages?
  24. Integrated Circuits (ICs) are related to which generation of computers?
  25. Microprocessors as switching devices are for which generation computers?
  26. Which of the following memory medium is not used as main memory system?
  27. How many address lines are needed to address each machine location in a 2048 x 4 memory chip?
  28. RAM stands for
  29. Intel corporation produces chips for which computers?
  30. Which of the following are the two main components of the CPU?