Memory unit prefixes (binary context): Express 8192 as K units, assuming K = 1024.

Difficulty: Easy

Correct Answer: 8K

Explanation:

Introduction / Context:In computing, memory sizes are frequently expressed using powers of two. The shorthand “K” conventionally denotes 1024 bytes (2^10) in binary contexts, despite international discussions about kibibytes (KiB). Converting values like 8192 to K clarifies sizing for buffers, pages, or simple capacity planning.

Given Data / Assumptions:

  • K is taken to mean 1024 (2^10).
  • Value to convert: 8192.
  • We want a concise expression in K units.

Concept / Approach:Compute the ratio 8192 / 1024. Because 8192 is a power-of-two multiple of 1024, the result should be an integer. This conversion is common when stating sizes like “8K cache” or “8K page.”

Step-by-Step Solution:Use K = 1024.Compute 8192 / 1024 = 8.Thus, 8192 = 8K.

Verification / Alternative check:Check by multiplication: 8K = 8 * 1024 = 8192, confirming the conversion.

Why Other Options Are Wrong:8 x 10^3 K: mixes decimal thousand with K; incorrect dimensionality.8.192 k: lower-case k typically means 1000 in SI; also the numeric value would be 8.192 * 1000, not 8192.All of the above: cannot be correct since other options are wrong.

Common Pitfalls:Confusing SI decimal prefixes (k = 1000) with binary conventions (K = 1024) and mixing symbols inconsistently.

Final Answer:8K

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