How many address lines are needed to address each memory location in a 2048 ×…

2026

How many address lines are needed to address each memory location in a 2048 × 4 memory chip?

  1. A.

    8

  2. B.

    12

  3. C.

    11

  4. D.

    10

Attempted by 92 students.

Show answer & explanation

Correct answer: C

The number of address lines depends on the total number of memory locations, not the data width. For 2048 locations, we solve $2^n = 2048$. Since $2^{11} = 2048$, 11 address lines are needed.

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