MCQ Collection
USAT Computer Science MCQs
Practice USAT Computer Science questions with answers and explanations.
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Correct Answer: A. 1010
Explanation:
Decimal 10 equals 8 + 2, giving binary 1010.
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Correct Answer: B. Queue
Explanation:
A queue removes elements in the order they were inserted.
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Correct Answer: C. Stack
Explanation:
A stack removes the most recently inserted element first.
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Correct Answer: D. A finite sequence of steps for solving a problem
Explanation:
An algorithm is an ordered and finite problem-solving procedure.
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Correct Answer: A. AND
Explanation:
AND produces true only when both operands are true.
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Correct Answer: B. NOT
Explanation:
NOT changes true to false and false to true.
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Correct Answer: C. Router
Explanation:
A router selects paths and forwards packets between networks.
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Correct Answer: D. Central Processing Unit
Explanation:
CPU means Central Processing Unit.
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Correct Answer: A. RAM
Explanation:
RAM is volatile memory and requires power to retain data.
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Correct Answer: B. Machine language
Explanation:
The processor executes machine instructions encoded in binary.
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Correct Answer: C. Translate source code into another executable or lower-level form
Explanation:
A compiler translates source code before execution.
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Correct Answer: D. Primary key
Explanation:
A primary key uniquely identifies each table row.
