Handwritten letters, typeset documents or printout Characters can be read into the computer by?
Barcode Reader
Magnetic Ink Character Recognition
Optical Character Recognition
Optical Mark Reader
Correct answer is D
No explanation has been provided for this answer.
Arrange the following inventions in chronological order.
I. Slide Rule ll. Pascaline llI. Analytical Engine IV. Difference Engine
I, II, IV and IIl
I, IV, III and Il
III, IV, II and I
I, II, III and IV
Correct answer is D
No explanation has been provided for this answer.
Pascal's calculating machine was useful in?
addition and subtraction only
division only
multiplication and division only
multiplication only
Correct answer is A
No explanation has been provided for this answer.
Under classification by data representation. computers can be?
analogue, digital and hybrid
hybrid, mainframes and analogue
mini- computers, digital and supercomputers
supercomputers and mini-computers
Correct answer is A
No explanation has been provided for this answer.
Choose the incorrect statement about microcomputers?
A microcomputer can be placed on a single silicon chip
A microcomputer can have more processing capability than a mainframe model
ROM chips may be used in micros to permanently store program instruction
Most micros use rigid disk storage devices rather than floppy disk drives
Correct answer is D
No explanation has been provided for this answer.