Comp Org HW 4

What is the bias in the IEE-754 single precision format?

127

Which of the following correctly describes normalized numbers in IEE-754 format?

The leading bit of the mantissa is always 1 (implicitly)

What is the IEE-754 representation for the decimal number -5.75?

11000000101110000000000000000000

When converting -16.5 to IEE-754 single precision, what will the exponent be in binary?

10000011

What is the binary representation of the decimal number 3.5 in IEE-754 single precision format?

01000000011000000000000000000000

How is the sign bit represented in IEE-754 format for positive number?

0

What is the decimal equivalent of the IEE-754 single-precision binary number 01000001001000000000000000000000?

10.0

what is the value of the mantissa for the decimal number 1.5 in IEE-754 single precision?

10000000000000000000000

How many bits are used for the exponent in the IEEE-754 single precision floating point?

8

What is the effect of the exponent in IEE-754 representation?

It scales the number by a power of two

What is the decimal equivalent of the binary number 101011?

43

What is the binary equivalent of the decimal number of 20?

10100

How do you convert the decimal number 255 to hexadecimal?

FF

Which of the following is the hexadecimal representation of the binary number 1101?

D

Select the exponent field, IEE 754 Single Precision Floating Point, for the Subnormal Number 1.401298×10^-45

00000000