concepts set 1 Detailed Explanation And More Example

Answer: (b)

A personal computer (PC) may also refer to any small, relatively inexpensive computer designed for an individual user. 

The first personal computer produced by IBM was called the PC, and originally the term PC meant IBM or IBM-compatible personal computers with an Intel microprocessor architecture and an operating system.

Answer: (a)

The Scottish mathematician John Napier published his discovery of logarithms in 1614. His purpose was to assist in the multiplication of quantities that were then called sines.

Answer: (d)

The microprocessor brought the fourth generation of computers, as thousands of integrated circuits we rebuilt onto a single silicon chip and this will contain a Central Processing Unit. In the world of personal computers, the terms microprocessor and CPU are used interchangeably

Answer: (d)

A small computer that literally fits in your palm. Compared to full-size computers, palmtops are severely limited, but they are practical for certain functions such as phone books and calendars. Palmtops that use a pen rather than a keyboard for input are often called hand-held computers or PDAs.

Answer: (c)

Most laptop computers have an integrated mechanical keyboard, and desktop computers are usually operated primarily using a keyboard and mouse. Devices such as smartphones and tablets mean that interfaces such as virtual keyboards and voice recognition are becoming more popular as text entry systems.

Answer: (d)

An embedded system is a combination of hardware and software that is designed to carry out a certain task or tasks, meaning it has a specific function. They are embedded within a larger electrical system. General purpose computers such as personal computers (PCs) on the other hand are designed to satisfy a wide range of needs.