Which of the following is NOT a positional number system?

• Roman Number System

• Octal Number System

• Binary Number System

• Hexadecimal Number System

The value of radix in binary number system is ________.

• 2

• 8

• 10

• 1

The binary equivalent of the decimal number 10 is _______.

• 0010

• 10

• 1010

• 010

The octal equivalent of 1100101.001010 is __________.

• 625.12

• 145.12

• 154.12

• 145.21

Convert the binary equivalent 10101 to its decimal equivalent.

• 21

• 12

• 22

• 31

Which of the following is NOT a binary number?

• 1111

• 101

• 11E

• 000

The binary number 10011101 is equivalent to...

• 9E

• 9F

• 9D

• FF

The binary number 01100111 is equivalent to ....

• 103

• 76

• 67

• -67

The decimal number 80 can be represented by....

• 10000001

• 01010000

• 00100000

• 1000000

Which of the following is NOT a hexadecimal number

• 1A

• 1D

• 1E

• 1G