Computer MCQs (page 21 of 48)
Computer basics, hardware, software, networking, the internet, file formats, shortcuts and the people behind modern computing.
954 questions. Select an option to check your answer, or open "Show answer". Showing 401–420.
- 401.
What is the binary equivalent of decimal 205?
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Answer: B. 11001101
205 = 128 + 64 + 8 + 4 + 1, so in binary it is 11001101.
- 402.
What is the binary equivalent of decimal 206?
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Answer: B. 11001110
206 = 128 + 64 + 8 + 4 + 2, so in binary it is 11001110.
- 403.
What is the binary equivalent of decimal 207?
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Answer: C. 11001111
207 = 128 + 64 + 8 + 4 + 2 + 1, so in binary it is 11001111.
- 404.
What is the binary equivalent of decimal 208?
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Answer: D. 11010000
208 = 128 + 64 + 16, so in binary it is 11010000.
- 405.
What is the binary equivalent of decimal 210?
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Answer: B. 11010010
210 = 128 + 64 + 16 + 2, so in binary it is 11010010.
- 406.
What is the binary equivalent of decimal 211?
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Answer: A. 11010011
211 = 128 + 64 + 16 + 2 + 1, so in binary it is 11010011.
- 407.
What is the binary equivalent of decimal 214?
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Answer: C. 11010110
214 = 128 + 64 + 16 + 4 + 2, so in binary it is 11010110.
- 408.
What is the binary equivalent of decimal 217?
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Answer: B. 11011001
217 = 128 + 64 + 16 + 8 + 1, so in binary it is 11011001.
- 409.
What is the binary equivalent of decimal 220?
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Answer: A. 11011100
220 = 128 + 64 + 16 + 8 + 4, so in binary it is 11011100.
- 410.
What is the binary equivalent of decimal 221?
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Answer: C. 11011101
221 = 128 + 64 + 16 + 8 + 4 + 1, so in binary it is 11011101.
- 411.
What is the binary equivalent of decimal 223?
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Answer: B. 11011111
223 = 128 + 64 + 16 + 8 + 4 + 2 + 1, so in binary it is 11011111.
- 412.
What is the binary equivalent of decimal 226?
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Answer: A. 11100010
226 = 128 + 64 + 32 + 2, so in binary it is 11100010.
- 413.
What is the binary equivalent of decimal 227?
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Answer: C. 11100011
227 = 128 + 64 + 32 + 2 + 1, so in binary it is 11100011.
- 414.
What is the binary equivalent of decimal 230?
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Answer: B. 11100110
230 = 128 + 64 + 32 + 4 + 2, so in binary it is 11100110.
- 415.
What is the binary equivalent of decimal 231?
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Answer: D. 11100111
231 = 128 + 64 + 32 + 4 + 2 + 1, so in binary it is 11100111.
- 416.
What is the binary equivalent of decimal 233?
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Answer: C. 11101001
233 = 128 + 64 + 32 + 8 + 1, so in binary it is 11101001.
- 417.
What is the binary equivalent of decimal 234?
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Answer: C. 11101010
234 = 128 + 64 + 32 + 8 + 2, so in binary it is 11101010.
- 418.
What is the binary equivalent of decimal 236?
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Answer: C. 11101100
236 = 128 + 64 + 32 + 8 + 4, so in binary it is 11101100.
- 419.
What is the binary equivalent of decimal 238?
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Answer: B. 11101110
238 = 128 + 64 + 32 + 8 + 4 + 2, so in binary it is 11101110.
- 420.
What is the binary equivalent of decimal 239?
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Answer: C. 11101111
239 = 128 + 64 + 32 + 8 + 4 + 2 + 1, so in binary it is 11101111.