Computer Science Quiz #1

Explanation
Charles Babbage is considered as the father of the computer because he designed and conceptualized the first mechanical computer, known as the Analytical Engine, in the 19th century. Although the Analytical Engine was never fully built during Babbage's lifetime, his ideas and designs laid the foundation for modern computers. Babbage's work introduced concepts such as the use of punched cards for input and output, a memory unit, and the ability to perform complex calculations. His contributions to the field of computing were groundbreaking and have had a lasting impact on the development of computers as we know them today.

Explanation
Alan Turing is considered the father of modern computer due to his groundbreaking work in the field of computer science and artificial intelligence. Turing made significant contributions to the development of theoretical computer science, inventing the concept of a universal machine that could solve any computable problem. He also played a crucial role in cracking the German Enigma code during World War II, which helped the Allies win the war. Turing's work laid the foundation for modern computing and his ideas continue to shape the field today.

Explanation
A computer is a machine that manipulates data according to a set of instructions. It is capable of processing and storing large amounts of information, performing complex calculations, and executing various tasks. Unlike the other options listed, an analog clock simply displays time, an oven toaster is used for cooking food, an LCD is a type of display technology, and a calculator performs mathematical operations. Only a computer has the ability to process data based on instructions given to it.

Explanation
The correct answer is Arithmetic Logic Unit. The ALU is a fundamental component of a computer's central processing unit (CPU). It performs arithmetic and logical operations on data, such as addition, subtraction, AND, OR, and NOT. The ALU is responsible for executing the instructions of a computer program and manipulating data within the CPU.

Explanation
An operating system is a software that acts as an interface between the hardware and the user. It manages and coordinates various activities and resources of the computer, ensuring that they are utilized efficiently. Examples of operating systems include MS Windows, MAC, Linux, Unix, and DOS.