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Data Representation and Number System MCQ

17 MCQ questions with answers and explanations

Test yourself▶ Full test · 17 questions

Q1. One megabyte is equal to approximately …….

  1. A1000 bits
  2. B1000 bytes
  3. C1 million bytes
  4. D1 million bits
Show answer & explanation

Answer: C) 1 million bytes

Q2. How many options does a binary choice offer?

  1. AOne
  2. BTwo
  3. CThree
  4. DFive
Show answer & explanation

Answer: B) Two

Q3. The …….. Indicates how much data a particular storage medium can hold.

  1. AAccess
  2. BCapacity
  3. CMemory
  4. DStorage
Show answer & explanation

Answer: B) Capacity

Q4. The smallest unit of information a computer can understand and process is known as a ……….

  1. Adigit
  2. Bkilobyte
  3. Cbit
  4. Dbyte
Show answer & explanation

Answer: C) bit

Q5. A computer works on a ………… number system.

  1. Abinary
  2. Boctal
  3. Cdecimal
  4. Dhexadecimal
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Answer: A) binary

Q6. Computers use the ………….. System to process data.

  1. AProcessing
  2. BKilobyte
  3. CBinary
  4. DRepresentational
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Answer: C) Binary

Q7. Information on a computer is stored as ………….

  1. Aanalog data
  2. Bdigital data
  3. Cmodem data
  4. Dwatts data
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Answer: B) digital data

Q8. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of ……….

  1. Aeight bytes
  2. Beight kilobytes
  3. Ceight characters
  4. Deight bits
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Answer: D) eight bits

Q9. A string of eight 0s and 1s is called a ………….

  1. Amegabyte
  2. Bkilobyte
  3. Cgigabyte
  4. Dbyte
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Answer: D) byte

Q10. Which of the following is the largest unit of storage?

  1. AGB
  2. BKB
  3. CMB
  4. DTB
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Answer: D) TB

Q11. A ……. Is approximately one billion bytes.

  1. AKilobyte
  2. BGigabyte
  3. CMegabyte
  4. DNone of these
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Answer: C) Megabyte

Q12. The smallest unit in a digital system is a ……….

  1. AByte
  2. Bkilobyte
  3. CWord
  4. DBit
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Answer: D) Bit

Q13. The computer abbreviation KB usually means ……..

  1. AKey Block
  2. BKernel Boot
  3. CKilo Byte
  4. DKit Bit
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Answer: C) Kilo Byte

Q14. One thousand bytes is a ……….

  1. AKilobyte
  2. BMegabyte
  3. CGigabyte
  4. DTerabyte
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Answer: A) Kilobyte

Q15. Which of the following is the second largest measurement of RAM?

  1. ATerabyte
  2. BMegabyte
  3. CByte
  4. DGigabyte
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Answer: D) Gigabyte

Q16. One TB approximately comprises or occupies which of the following data or space size?

  1. A1000 KB
  2. B1024 KB
  3. C1024 GB
  4. D1000 GB
Show answer & explanation

Answer: C) 1024 GB

Q17. As per data or space sizes, which one of the following series is arranged from largest to smallest?

  1. AKB, MB, TB, GB
  2. BTB, GB, KB, MB
  3. CGB, TB, MB, KB
  4. DTB, GB, MB, KB
Show answer & explanation

Answer: D) TB, GB, MB, KB

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