CSA_Unit_1

The 2's complements of binary number 010111.1100 is

• 101001.1100

• 101000.0100.

• 010111.0011

• 101011.0011

Convert 380₁₀ to the hexadecimal number system

• 17C

• 17B

• 19C

• 18B

The decimal number 80 can be represented in BCD code as

• 1000 0001

• 0101 0000

• 0010 0001

• 1000 0000

The Conversion of the binary number 11001011₂ to the decimal number system is.

• 303₁₀.

• 203₁₀

• 233₁₀

• 103₁₀

Convert (125)10 into (.................)8

• (178)8

• (179)8

• (125)8

• (175)8

BCD means

• Binary-Coded Decimal
• Bitwise Coded Decimal
• Base Code Decimal
• Binary-Coded Data

Answer explanation

What is the octal equivalent of binary 111110?

• 75
• 76
• 77
• 70

What is the binary equivalent of hexadecimal A5?

• 10100110
• 10101001
• 11010101
• 10100101

The hexadecimal system uses powers of ____ for positional values.

• 8
• 10
• 16
• 12

A Binary Digit is called a ______       

• bit
• nibble
• byte
• kilobyte