An input /output device at which data enters or leaves a computer system is

A. Keyboard

B. Terminal

C. Printer

D. Plotter

You can do it
  1. To access properties of an object, the mouse technique to use is-
  2. Central Processing Unit is combination of
  3. Bit stands for
  4. ________ are high-end printers
  5. What type of virus uses computer hosts to reproduce itself?
  6. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to…
  7. Microprocessors as switching devices are for which generation computers
  8. A path by which communication is achieved between a central processor and other devices is called
  9. Memory unit is one part of
  10. When creating a computer program, the ________ designs the structure of the program
  11. The word processing task associated with changing the appearance of a document is
  12. Which is the highest form?
  13. A register organized to allow to move left or right operations is called a
  14. Mostly which of the following device is used to carry user files?
  15. Integrated Circuits (Ics) are related to which generation of computers?
  16. Programs are executed on the basis of a priority number in a
  17. Programs designed to perform specific tasks is known as
  18. IBM stands for
  19. An example of a digital device can be
  20. IBM 1401 is
  21. Integrated Circuits (ICs) are related to which generation of computers?
  22. Mark I is also known as
  23. How many bit code is used by Murray code for TELEPRINTER machines.
  24. The first computer introduced in Nepal was
  25. The arranging of data in a logical sequence is called
  26. The language that the computer can understand and execute is called
  27. Which converts the user data into machine readable form?
  28. Computer memory consists of
  29. Trackball is A________
  30. Which programming languages are classified as low level languages?