Computer Fundamental Miscellaneous - Study Mode

[#1096] Instructions and memory addresses are represented by
Correct Answer

(B) binary codes

Explanation

Solution: ASCII code. The American Standard Code for Information Interchange (ASCII) uses a 7-bit binary code to represent text and other characters within computers, communications equipment, and other devices. Each letter or symbol is assigned a number from 0 to 127.

[#1097] Which type of computers use the 8 bit code called EBCDIC?
Correct Answer

(C) Mainframe computers

Explanation

Solution: Extended Binary Coded Decimal Interchange Code (EBCDIC) is an eight-bit character encoding used mainly on IBM mainframe and IBM midrange computer operating systems.

[#1098] Which generation of computers is covered by the period 1964 - 77?
Correct Answer

(C) Third

Explanation

Solution: Third generation of computers is covered by the period 1964 - 77. The computers of the third generation used Integrated Circuits (ICs) in place of transistors. The Third generation of computers includes the development of the integrated circuit realized by the American engineer Jack Kilby (Jack St. Clair Kilby).

[#1099] First CAD system called AutoCAD for the PCs was announced in the year 1982. Can you tell who announced it?
Correct Answer

(C) Autodesk Inc.

Explanation

Solution: It was in 1982 when a group of programmers, led by John Walker, developed the first version of AutoCAD, the software that Michael Riddle, another member of that team, had created before. AutoCAD is a commercial computer-aided design (CAD) and drafting software application. Developed and marketed by Autodesk Inc., AutoCAD was first released in December 1982 as a desktop app running on microcomputers with internal graphics controllers.

[#1100] Main storage is also called
Correct Answer

(D) memory

Explanation

Solution: Main storage is also called memory. Primary storage, also known as main storage or memory, is the area in a computer in which data is stored for quick access by the computer's processor. The terms random access memory (RAM) and memory are often as synonyms for primary or main storage.