NUMBERING SYSTEMS

Base 10 refers to which number system?

• hexadecimal

• decimal

• octal

• binary

Convert the binary number 1001.0010 to decimal.

• 9.125

• 90.125

• 12.5

• 125

What is the difference between binary coding and binary coded decimal?

• BCD has no decimal format.

• BCD is pure binary.

• Binary coding is pure binary.

• Binary coding has a decimal format.

The weight of the LSB as a binary number is:

• 4

• 3

• 2

• 1

The number of bits used to store a BCD digit is:

• 1

• 8

• 4

• 2

What is the result when a decimal 5238 is converted to base 16?

• 327.375

• 12166

• 1476

• 1388

Convert the decimal number 151.75 to binary.

• 10000111.11

• 11010011.01

• 00111100.00

• 10010111.11

3428 is the decimal value for which of the following binary coded decimal (BCD) groupings?

• 11010001001000

• 11010000101000

• 011010010000010

• 110100001101010

Convert the binary number 1011010 to hexadecimal.

• 5A

• 5F

• 5C

• 5B

Which of the following characterizes an analog quantity?

• It can be described with a finite number of steps.

• It has a continuous set of values over a given range.

• Its values follow a logarithmic response curve.

• Discrete levels represent changes in a quantity.