Data Representation and Information Quiz

Which of the following notational systems is used for data representation?

• Binary

• Char

• Bit

• MHz

Which data type is used to represent whole numbers?

• Floats

• Integers

• Boolean

• Strings

What is the importance of data and information in a company?

• It helps in making business decisions.

• It increases the number of employees.

• It reduces the need for technology.

• It decreases the company's revenue.

Which of the following is a unit of storage?

• Mbps

• GHz

• Byte

• MHz

What does the unit 'GHz' measure?

• Storage capacity

• Processing speed

• Data type

• Notational system

In computing, what is a notational system used to represent?

• Different quantities or characters

• Only numbers

• Only letters

• Only symbols

Which of the following is NOT a notational system used to represent values and quantities?

• Decimal

• Binary

• Hexadecimal

• Octal

What is the base number for the decimal system?

• 2

• 8

• 10

• 16

In the decimal system, what is the value of the number 12?

• 1*10 + 2*1

• 1*10 + 2*2

• 1*10 + 2*0

• 1*10 + 2*10

What is the principle of expressing ten different numbers using a single digit in the range of 0 to 9 referred to as?

• Binary notation

• Hexadecimal notation

• Decimal notation

• Octal notation