Q51. Keyboard is the _________________ of computer.
Q52. Which of the following is Output unit of computer?
Q53. Which of the following is Processing unit of computer?
Q54. Which of the following is brain of computer?
Q55. ALU stands for ____________________
Q56. Which of the following component perform mathematical calculations?
Q57. Which of the following is used to enter letters, numbers and control functions?
Q58. Which of the following is used to record sound?
Q59. Which of the following is used to copy physical documents and stores them in a computer in digital format?
Q60. Which of the following gives us the hard copy of the document?
Yay