which of the following logic operations would select a record when at least one condition is satisfied?
A. AND B. NOR C. NOT D. OR Correct Answer: Option C – NOT
Arrange the following inventions in chronological order.
I. Slide Rule ll. Pascaline llI. Analytical Engine IV. Difference Engine A. I, II, IV and IIl B. I, IV, III and Il C. III, IV, II and I D. I, II, III and IV Correct Answer: Option D – I, II, III and IV
Handwritten letters, typeset documents or printout Characters can be read into the computer by?
A. Barcode Reader. B. Magnetic Ink Character Recognition. C. Optical Character Recognition. D. Optical Mark Reader. Correct Answer: Option D – Optical Mark Reader.
Under classification by data representation. computers can be?
A. analogue, digital and hybrid. B. hybrid, mainframes and analogue. C. mini-computers, digital and supercomputers. D. supercomputers and mini-computers. Correct Answer: Option A – analogue, digital and hybrid.
Pascal’s calculating machine was useful in?
A. addition and subtraction only. B. division only. C. multiplication and division only. D. multiplication only. Correct Answer: Option A – addition and subtraction only.Products
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