Skip to main content

What is computer? Characteristic of 3rd and 4th Generation computer.



Answer:
Computer:A computer is generally defined as a programmable machine. 


Characteristic of 3rd and 4th Generation computer:
Generation
Third Generation
Fourth Generation
Generation Period
1964-1975
1975-1990
Hardware features
MSI technologies,
Minicomputer, Uses of monitor.
IC with VLSI
Microprocessor
Software Features
Time sharing operating system.
High-level programming language.
WINDIOWS
UNIX operating system

Others Features
Faster, smaller, more reliable.
Easier to upgrade.

Smaller, reliable and easy to use.
Easier to produce commercially.
Examples
IBM 360/370, PDP-8, PDP-11

IBM PC and its clones, Apple II,
CRAY-1.CRAY-2


Popular posts from this blog

Draw the basic organization of computer

Answer:                 The basic organization of computer__ Input Unit: ·          It accepts (or reads) instructions and data from outside. ·          It converts these instructions and data in computer acceptable form ·          It supplies the converted instructions and data to the computer system for further processing. Central Processing Unit (CPU): Control Unit: Control unit of a computer system manages and coordinates the operations of all other components of the computer system. Arithmetic Logic Unit(ALU): Arithmetic logic unit of a computer system is the place, where the actual executions of instruction, takes place during processing operation. Storage Unit: Primary Memory: It is volatile ( loses data on power ...

Differences between positional and non-positional number system?

Answer: Positional Number System: In positional number system, there are only a few symbols called digits, and these symbols represent different values depending on the position they occupy in the number. The value of each digit in such a number is determined by three considerations__ 1.       The digit. 2.       The position of the digit in the number. 3.       The base of the number system.