Computer Science/IT – Sharpen Your Knowledge!
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Computer Science/IT MCQs

Topic Notes: Computer Science/IT

MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.

Plato

  • Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
  • Important Ideas:
    • Theory of Forms
    • Philosopher-King
    • Ideal State
231
A "carry" in binary addition occurs when:
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232
What is the result of the binary multiplication (10)₂ \* (10)₂?
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233
What is the sum of the binary numbers (101)₂ and (010)₂?
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234
Using 4-bit two's complement, what is the representation of -3?
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235
1 TB is equal to how many GB?
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236
What is the decimal equivalent of the binary number (11)₂?
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237
How can you create a NOT gate using only a 2-input NAND gate?
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238
What is a "code point" in the context of Unicode?
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239
In Boolean algebra, what is the outcome when any variable 'A' is subjected to a logical AND operation with the constant '1'?
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240
Why is it a security risk to grant "write" permission to all users for a system folder?
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