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Computer Fundamentals - Engineering

Q1:

When was the IBM XT microcomputer released in the market?

A 1970

B 1971

C 1987

D 1986

E None of the above

ANS:C - 1987

Yes ! IBM XT, is a version of the IBM PC with a built-in hard drive. It was released as IBM Machine Type number 5160 on March 8, 1983.

The XT was discontinued in the spring of 1987, replaced by the PS/2 Model 30.