MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -One of the core components of a CPU is the Arithmetic and Logic Unit (ALU). This component is responsible for performing the calculations (such as addition) on data when executing a machine code instruction. It is like a simple calculator where you set the inputs and the operation, and it gives you the result.

Detailed explanation-2: -Abbreviation of arithmetic logic unit, the part of a computer that performs all arithmetic computations, such as addition and multiplication, and all comparison operations. The ALU is one component of the CPU(central processing unit).

Detailed explanation-3: -The ALU performs simple addition, subtraction, multiplication, division, and logic operations, such as OR and AND. The memory stores the program’s instructions and data.

Detailed explanation-4: -An ALU consists of three types of functional parts: stor-age registers, operations logic, and sequencing logic, as shown in Fig. 1.