number system

The decimal equivalent of the octal number (645)₈ is ______

• (450)₁₀

• (451)₁₀

• (421)₁₀

• (501)₁₀

The parameter through which 16 distinct values can be represented is known as _______

• Bit

• Byte

• Word

• Nibble

If the decimal number is a fraction then its binary equivalent is obtained by ________ the number continuously by 2.

• Dividing

• Multiplying

• Adding

• Subtracting

The octal equivalent of the decimal number (417)10 is _____

• (641)8

• (619)8

• (640)8

• (598)8

Convert hexadecimal value 16 to decimal.

• 22₁₀

• 16₁₀

• 10₁₀

• 20₁₀

What is the hexadecimal equivalent of the decimal number (25)10?

• (19)16

• (15)16

• (1A)16

• (21)16

How many bits are required to represent 64 distinct values?

• 4 bits

• 6 bits

• 8 bits

• 10 bits

Convert the binary number (1011)2 to its octal equivalent.

• (13)8

• (11)8

• (15)8

• (17)8