What is the function of central processing unit of computer?
(A) deletes the data
(B) Creates an invoice
(C) Performs calculations and processing
(D) None of these
Who is called information in computer?
(A) Data
(B) Numbers
(C) collected data
(D) All these
By whom is the input converted into output?
(A) memory
(B) Storage
(C) CPU
(D) input-output unit
What is the meaning of data processing?
(A) Performing calculation work
(B) Collection of data
(C) Computer functioning
(D) Preparation of information for commercial use
Computer processes are converted into information?
(A) input
(B) data
(C) Number
(D) All the statements are true
Which is the first counting machine?
(A) calculator
(B) differential engine
(C) Abacus
(D) Clock
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