Data Representation Fundamentals

What is the decimal equivalent of the binary number 1010?

• 12

• 2

• 10

• 5

Convert the hexadecimal number 2F into binary.

• 00101111

• 00101011

• 00101110

• 00101101

What is the value of the least significant bit in binary?

• 2

• 1

• 0

• 5

Explain the concept of 'bit' in computing.

• A bit is a byte representing 8 binary digits.

• A bit is a binary digit representing a 0 or 1.

• A bit is a unit of measurement for data storage.

• A bit is a hexadecimal digit representing a value between 0 and 15.

Which number base system uses the digits 0-9 and A-F?

• hexadecimal

• decimal

• octal

• binary

Convert the binary number 00111101 to hexadecimal.

• 3D

• 3F

• 2D

• 4D

Fill in the blank: In base 16, the digit range is from __ to __.

• 0 to F

• X to Z

• 1 to 10

• A to G

Define the term 'byte' in computing.

• A byte is a unit of digital information that consists of 10 bits.

• A byte is a unit of digital information that consists of 16 bits.

• A byte is a unit of digital information that most commonly consists of 8 bits.

• A byte is a unit of digital information that consists of 4 bits.

Which number base system uses the digits 0 and 1?

• Binary

• Hexadecimal

• Octal

• Decimal

Convert the decimal number 25 to binary.

• 11001

• 11100

• 10011

• 10101