Binary Intro
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21 QuestionsShow answers
  • Question 1
    20 seconds
    Q.

    What is the point of binary?

    answer choices

    It represents how computers interpret electrical signals

    Because teachers like to make you do extra math

    Binary isn't a real thing

    Because it describes star systems

  • Question 2
    20 seconds
    Q.

    Binary is made up of which numbers

    answer choices

    3 and 4.

    0 and 1.

    2 and 3.

    1 and 2.

  • Question 3
    20 seconds
    Q.

    If a binary number ends with a 1, it must be...

    answer choices

    An odd number

    An even number

    A prime number

    The number 12

  • Question 4
    20 seconds
    Q.

    Convert 11111111 to decimal

    answer choices

    255

    245

    235

    225

  • Question 5
    20 seconds
    Q.

    Which of these are the correct place values for binary?

    answer choices

    128,64,32,16,8,4,2,1

    128, 68,34,12,6,4,2,1

    1,0

    0,1

  • Question 6
    20 seconds
    Q.

    How would you write the number two in binary?

    answer choices

    1001

    0001

    0000

    0010

  • Question 7
    20 seconds
    Q.

    Convert 128 to binary

    answer choices

    10000000

    01111110

    10000001

    11001100

  • Question 8
    20 seconds
    Q.

    How would you write the number 4 in binary code?

    answer choices

    0100

    0000

    0001

    0010

  • Question 9
    20 seconds
    Q.

    A group of 8 bits is known as a gigabyte.

    answer choices

    True

    False

  • Question 10
    20 seconds
    Q.

    8 bytes = 1 bit

    answer choices

    True

    False

  • Question 11
    20 seconds
    Q.

    A bit is

    answer choices

    a numerical label assigned to each device.

    the smallest unit of data in a computer.

    a keyboarding term for typing.

    is a numeral system made up of 16 symbols.

  • Question 12
    20 seconds
    Q.

    Computers can only understand 0s and 1s.

    answer choices

    True

    False

  • Question 13
    20 seconds
    Q.

    What are the only two numbers you can use in binary?

    answer choices

    0 and 1

    1 and 2

    1, 2, 3, 4, 5, 6, 7, 8, 9, 10

    1, 2, 4, 8, 16

  • Question 14
    30 seconds
    Q.

    What is the binary form of 40?

    answer choices

    00101000

    0000040

    00001000

    10101010

  • Question 15
    30 seconds
    Q.

    How will you write 55 in binary?

    answer choices

    00110111

    00100110

    00110010

    00010110

  • Question 16
    20 seconds
    Q.

    How many digits are in the decimal number system?

    answer choices

    10

    9

    2

    1-9

  • Question 17
    20 seconds
    Q.

    What is 25?

    answer choices

    16

    32

    64

    None of the above

  • Question 18
    20 seconds
    Q.

    What is the range of decimal values you can write in 8 bits?

    answer choices

    0 to 8

    0 to 256

    0 to 63

    0 to 255

  • Question 19
    20 seconds
    Q.

    The largest decimal number you can write with four binary digits is:

    answer choices

    16

    15

    14

    None of the above

  • Question 20
    30 seconds
    Q.

    Calculate the binary addition:

    01

    11

    answer choices

    101

    11

    100

    111

  • Question 21
    45 seconds
    Q.

    Calculate the binary addition:

    1001

    1011

    answer choices

    10100

    010101

    011100

    01010011

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