Antivirus software is important because it helps protect the computer from malicious software, such as viruses, worms, and trojans. These malicious programs can cause significant harm to the computer, including data loss, corruption, and unauthorized access to sensitive information.

Charles Babbage is known as the father of computers because he conceptualized and designed the first mechanical computer, called the Analytical Engine, in the 19th century.

The operating system is typically stored on the hard drive or an SSD (Solid State Drive). When the computer boots up, the operating system is loaded from the hard drive into the RAM (Random Access Memory) for execution. Question: Who is known as the father of computers? A) Steve Jobs B) Bill Gates C) Alan Turing D) Charles Babbage Answer: D) Charles Babbage Explanation: Charles Babbage is known as the father of computers because he conceptualized and designed the first mechanical computer, called the Analytical Engine, in the 19th century. Question: Why is it important to have antivirus software installed on a computer? A) To increase internet speed B) To reduce the number of pop-up ads C) To protect the computer from malware and viruses D) To improve the quality of the display Answer: C) To protect the computer from malware and viruses Explanation: Antivirus software is important because it helps protect the computer from malicious software, such as viruses, worms, and trojans. These malicious programs can cause significant harm to the computer, including data loss, corruption, and unauthorized access to sensitive information.

The boot-up process occurs when the computer is powered on. During this process, the computer's hardware is initialized, and the operating system is loaded into memory to prepare the system for use.

The CPU, also known as the processor, is the brain of the computer. Its main function is to execute instructions from programs and perform calculations and data processing.