QUESTION $1[5$ marks$]($Computer Arithmetic MCQs$)$

What is the name of the algorithm used to perform binary addition?

a$)$ Subtraction algorithm

b$)$ Shift algorithm

c$)$ Carry$-$ripple algorithm

d$)$ Carry$-$look$-$ahead algorithm

The number of bits required to represent a signed integer in a computer system is

a$)$ Bit depth

b$)$ Word size

c$)$ Bit length

d$)$ Bit width

What is the decimal equivalent of the binary number $101010?$

a$)42$

b$)26$

c$)20$

d$)18$

Which of the following is not a method of binary multiplication?

a$)$ Shift and add

b$)$ Booth's algorithm

c$)$ Carry$-$ripple multiplication

d$)$ Newton's method

In the binary number system, what is the value of the binary number $1010\mathrm{.}11?$

a$)10\mathrm{.}75$

b$)10\mathrm{.}25$

c$)10\mathrm{.}375$

d$)10\mathrm{.}5$

What is the purpose of the carry flag in a CPU's arithmetic logic unit $($ALU$)?$

a$)$ To store the result of an arithmetic operation

b$)$ To indicate when an arithmetic operation results in an overflow

c$)$ To control the flow of execution in a program

d$)$ To determine the sign of the result of an arithmetic operation

What is the hexadecimal equivalent of the binary number $11001010?$

a$)$ CA

b$)$ AC

c$)3$ A

d$)8$ C

Which of the following is not a common method for performing division in compu

a$)$ Restoring division

b$)$ Non$-$restoring division

c$)$ Shift and subtract

d$)$ Newton$-$Raphson method

What is the purpose of the sign bit in a binary number representation?

a$)$ To indicate the magnitude of the number

b$)$ To indicate the base of the number system