Which of the following is an example of an input device?
A) A barcode reader
B) A cathode ray tube
C) An inkjet printer
D) An organic light-emitting diode
Correct Answer:
Verified
Q21: Third-generation computers operated on _.
A)integrated circuits
B)vacuum tube
Q25: The word computer consists of 64 bits,
Q33: _ means saving data in computer memory.
A)Stream
B)Retrieval
C)Syndication
D)Storage
Q34: Which of the following statements is true
Q36: An Extended ASCII data code allows representation
Q37: In a(n)_ file, each alphabetic, numeric, or
Q39: A(n)_ is an interface between a computer
Q40: In the context of storage measurements, a
Q50: Identify an advantage of a mouse over
Q58: Trackballs are ideal for notebook computers because
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