computer, MAC, Memory, Operating System, Softwares

Explain Memory Partitioning, Paging, Segmentation

Memory partitioning is the way to distribute the Kernel and User Space Area in Memory.   Paging is actually a minimum memory, which can be swap in and swap out from Memory. In modern Server operating systems, we can use Multiple Page Size Support. That actually helps to tune OS performance, depending on type of applications. Segmentation is actually… Continue reading Explain Memory Partitioning, Paging, Segmentation

computer, Softwares

What is Batch File?

A batch file is a file containing a series of commands that the operating system will carry out for you, one at a time. A batch file is a collection of DOS commands. MS-DOS batch files consist of the normal operating system commands (e.g. DIR, DEL, COPY and MKDIR) together with some extra commands such as IF, FOR, GOTO, SHIFT and… Continue reading What is Batch File?

computer, Hardware

8 main Characteristics of Computer

Basic characteristics of computer are: 1. Speed: - As you know computer can work very fast. It takes only few seconds for calculations that we take hours to complete. You will be surprised to know that computer can perform millions (1,000,000) of instructions and even more per second. Therefore, we determine the speed of computer in terms of… Continue reading 8 main Characteristics of Computer

computer, Hardware

Classification of Computers

Computers differ based on their data processing abilities. They are classified according to purpose, data handling and functionality. According to purpose, computers are either general purpose or specific purpose. General purpose computers are designed to perform a range of tasks. They have the ability to store numerous programs, but lack in speed and efficiency. Specific purpose computers are designed to… Continue reading Classification of Computers

computer, Hardware

Block Diagram of Computer and its various components

A computer can process data, pictures, sound and graphics. They can solve highly complicated problems quickly and accurately. A computer as shown in Fig. performs basically five major computer operations or functions irrespective of their size and make. These are 1) it accepts data or instructions by way of input, 2) it stores data, 3) it can… Continue reading Block Diagram of Computer and its various components

computer, Internet

Uses of Computer

Education : College students spend an average of 5-6 hours a week on the internet. Research shows that computers can significantly enhance performance in learning. Students exposed to the internet say they think the web has helped them improve the quality of their academic research and of their written work. One revolution in education is the advent… Continue reading Uses of Computer

computer, Hardware

What is Computer?

Computer is an electronic device that is designed to work with Information. The term computer isderived from the Latin term ‘computare’, this means to calculate or programmable machine.  Computer can not do anything without a Program. It represents the decimal numbers through a string of binary digits. The Word 'Computer' usually refers to the Center Processor Unit plus Internal memory. Charles Babbage is called the "Grand Father"… Continue reading What is Computer?