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04 - Decimal to Binary

 1. Converting a Decimal number into Binary just requires simple mathematics. You need to find the corresponding numbers that would add up to the Decimal number. Look at the following example. Is it True(Correct) or False?
decimaltobinary_demo.png

  TRUE

  FALSE

 2. Look at the question below and select the correct answer (a binary number) from the given options.
Binary3_00010101.png

  Answer: 10101010

  Answer: 110101010

  Answer: 00010110

  Answer: 11111111

 3. What is 8 (decimal number) in Binary, represented in 4 bits.

  1000

  1111

  100

  0

 4. Represent the number 6 in Binary (in four bits)

  Answer: 1111

  Answer: 1101

  Answer: 1110

  Answer: 0110

 5. Represent the number 0 (in Decimal) in Binary (in four bits)

  Answer: This cannot be done

  Answer: 0101

  Answer: 0000

  Answer: 1000

 6. Represent the number 129 in Binary

  1

  10000001

  111111111

  100000111

 7. Represent the number 33 in Binary using eight bits

  Answer: 11000000

  Answer: 11001100

  Answer: 10101010

  Answer: 00100001

 8. How would you represent the number 2 billion in binary using eight bits?

  The answer would be 11111111

  02billion

  It cannot be done in just eight bits

  The answer would be: 11110000

 9. Convert 133 (Decimal) into a Binary number.

  11111001

  11121221

  10001110

  10000101

 10. How would you represent 1 (Decimal) in Binary in just 1 bit?

  1 in Binary using just 1 bit would be A

  1 in Binary using just 1 bit would be 0

  1 in Binary using just 1 bit would just be 1

  This cannot be done