How many 32K × 1 RAM chips are needed to provide a memory capacity of…

2025

How many 32K × 1 RAM chips are needed to provide a memory capacity of 256K-bytes?

Answer: C. 64 — First, convert the chip capacity to bytes: 32K bits ÷ 8 = 4KB per chip. Next, divide total required memory by chip capacity: 256KB ÷ 4KB = 64 chips needed.

  1. A.

    8

  2. B.

    32

  3. C.

    64

  4. D.

    128

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Correct answer: C

First, convert the chip capacity to bytes: 32K bits ÷ 8 = 4KB per chip. Next, divide total required memory by chip capacity: 256KB ÷ 4KB = 64 chips needed.

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