Computer fundamental MCQ Questions and answers- Technical Aptitude

In computing, an emulator is hardware or software that enables one computer system to behave like another computer system. An emulator typically enables the host system to run software or use peripheral devices designed for the guest system.

Scratchpad memory (SPM), also known as scratchpad, scratchpad RAM or local store in computer terminology, is a high-speed internal memory used for temporary storage of calculations, data, and other work in progress.

The third generation of computer is marked by the use of Integrated Circuits (IC's) in place of transistors. A single I.C has many transistors, resistors and capacitors along with the associated circuitry. The I.C was invented by Jack Kilby. This development made computers smaller in size, reliable and efficient.

High-level languages are not concerned with computer but with Assembler. The assembly language is a machine-dependent type of language. A high-level language is a machine-independent type of language. It makes use of the mnemonic codes for operation.

Book term is used in connection with the organization of files in ALGOL. Algol 68 was also the basis for a number of other languages, including the S3 job-control language of the VME/B operating system of ICL 2900 series mainframes and influenced a good many more.

Sometimes abbreviated as pic, a picture is a visual capture of an object. Pictures can be created using devices such as a digital camera, scanner, smart phone, or are works of art created on the computer. If you've downloaded a picture from the Internet, it will be stored in your downloads folder.

A card reader is a device that can decode the information contained in a credit or debit card's magnetic strip or microchip. In finance, the term “card reader” refers to the technologies used to detect the account number, cardholder information, and authorization code contained on a credit card.

Memory is an electronic component that is capable of storing data and information on a temporary basis. Storage refers to physical storage devices. It is temporary data storage. Data is stored both temporarily and permanently.

A visual display terminal or video display terminal (VDT) is a computer screen. The VDT displays the text and images generated by a computer. VDTs can be part of a computer, or separate hardware devices tethered to a computer with a cable. These separate devices are sometimes called computer monitors.

A microprocessor is a computer processor where the data processing logic and control is included on a single integrated circuit, or a small number of integrated circuits. PCs and Macs, Both are fully functional, but they have a different look and feel, and many people prefer one or the other.