Paper 1 · ICT
Which of the following statements are true?
- 1. All computers, big or small, must have an ALU, a control unit and primary storage
- 2. A byte consists of eight bits
- 3. A nibble consists of four bits
- 4. A bit is the smallest unit of computer memory
- 5. A bit is a binary digit that can take the value 1 or 0
A1, 2 and 4
B3, 4 and 5
C1, 2, 3, 4 and 5 ✓ Correct
D2, 3 and 4
Correct answer: (C) 1, 2, 3, 4 and 5 — All five statements are true, so that is the answer.
Explanation
★All five statements are true, so that is the answer.
★Every computer must have an ALU, a control unit and primary storage.
★A byte consists of eight bits, and a nibble of four bits.
★A bit is the smallest unit of computer memory.
★A bit is a binary digit that is either 1 or 0.
★So statements 1, 2, 3, 4 and 5 are all true.
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