Who used punched cards practically for the first time in the history of computers?

A. Charles Babbage

B. Dr. Herman Hollerith

C. Howard Aikin

D. Joseph Jacquard

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  1. Instruction in computer languages consists of
  2. The common name for the crime of stealing passwords is:
  3. Which statement is valid about computer program?
  4. What is the path from which data flow in a computer system is known as
  5. An application program that helps the user to change any number and immediately see the result of that…
  6. What was the first computer to perform all calculation using electronics rather than wheels, ratchets,…
  7. Hardware or software designed to guard against unauthorized access to a computer network is known as…
  8. A computer consists of
  9. Hard disk is coated in both sides with
  10. How many address lines are needed to address each machine location in a 2048 x 4 memory chip?
  11. As compared to the secondary memory, the primary memory of a computer is
  12. A number that is used to control the form of another number is known as
  13. The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not…
  14. Which is the highest form?
  15. In latest generation computers, the instructions are executed
  16. Computer is free from tiresome and boardoom. We call it
  17. The computer abbreviation KB usually means
  18. A type of channel used to connect a central processor and peripherals which uses multiplying is known…
  19. A dumb terminal has
  20. Any device that performs signal conversion is
  21. ________ Computers are of large size
  22. Which of the following is not a primary storage device?
  23. Identify the correct statement
  24. The word length of a computer is measured in
  25. Which one is the largest space?
  26. Which device is used to backup the data?
  27. The first firm to mass-market a microcomputer as a personal computer was
  28. Which is a non-standard version of a computing language?
  29. A name applied by Intel corp. to high speed MOS technology is called
  30. The brain of any computer system is