TOPIC 1 DEE20033

State the number system that can count in 0 - 7 range.

• Binary number system

• Octal number system

• Decimal number system

• Hexadecimal number system

State 127₈ in binary number

• 1010011

• 1010101

• 1010110

• 1010111

Decimal number 10 is equal to binary number

• 1110

• 1010

• 1001

• 1000

The number of digits in octal system is

• 7

• 8

• 9

• 10

7BF₁₆ = _______________

• 0111 1011 1110

• 0111 1011 0111

• 0111 1011 1111

• 0111 1011 0011

The hexadecimal number 3E8₁₆ is equal to decimal number

• 1000

• 768

• 982

• 323

1's compliment of 1110 0110 is

• 0001 1001

• 0001 1010

• 1000 0001

• 1000 0000

Convert 128₁₀ to octal number

• 120

• 40

• 200

• 220

Convert the BCD code 1001 0101 to its equivalent Decimal

• 83

• 93

• 85

• 95

Convert 95₁₀ to Binary number...

• 101 1110

• 101 1010

• 101 1111

• 101 0111