Olympiad Test: General Information about Computers - 1 - Class 3 MCQ

Mechanical calculators, like the abacus, were early tools that helped perform calculations, serving as precursors to the development of modern electronic computers.

The invention of the microprocessor in the 1970s was crucial for the development of personal computers and the onset of the digital age, revolutionizing computing.

Computers are used in business for data processing, customer service, and accounting, but not for cooking.

The Central Processing Unit (CPU) is considered the brain of the computer as it processes information and performs calculations.

Unlike humans, computers lack intelligence or consciousness and operate solely based on pre-programmed instructions and algorithms.

Personal Computers (PCs) such as desktops, laptops, and tablets are typically used for individual use.

Cybersecurity threats are a significant challenge associated with the use of computers, impacting data privacy and system integrity.

The Internet of Things (IoT) represents a future trend where numerous devices are interconnected and communicate over the internet, enhancing automation and data exchange.

Versatility is a strength of computers, allowing them to perform a wide range of operations, from calculations to communication, on the same dataset.

Embedded Computers are specialized systems that are integrated into other devices and appliances to perform specific, dedicated functions.