Advantages and disadvantages of wide area network (WAN)

Definition of wide area network (WAN) Wide area network (WAN) is a type of network that provides transmission of voice, data, images, and videos over the large geographical area. WAN is made with the combinations of LAN and MAN. The transmission of data is carried out with the help of hubs, switches, fiber optics, modem, and routers. To transfer data from any computer over the internet we use [...]

By |2024-03-27T13:00:20+00:00July 13, 2018|computers|0 Comments

Advantages and disadvantages of local area network (LAN)

Before going into the main topic let me first discuss what is LAN. LAN is a short form of local area network. Local area network is a network for connecting computers and other computer accessories with each other. Computer accessories include printers, scanners, game consoles etc. LAN is used to make the connection of computers within one building. To make the connection between the computers we use communication [...]

By |2024-03-27T13:00:21+00:00July 11, 2018|computers|0 Comments

Advantages and disadvantages of personal area network (PAN)

Personal area network (PAN) is an interconnection between different devices like smartphone, tablet, computer and other digital devices. PAN is used for a personal purpose like data sharing among devices and it has a range of 10 meters. Some type of personal area networks is wired like USB while others are wireless like Bluetooth. Wireless personal area network is also known as WPAN. Personal Area Network (PAN) Diagram [...]

By |2024-03-27T13:00:21+00:00July 10, 2018|computers|0 Comments

Advantages and disadvantages of menu driven interface

We use mobiles and other screen devices on daily basis. These devices ease our lives. On these devices, we can see some menus that help us perform any task. We can perform different tasks on mobiles like checking the weather, making a phone call, reading emails etc. The screen of mobile guides us by showing different menus. We can define the screen as interface and the screen which [...]

By |2024-03-27T13:00:21+00:00July 2, 2018|computers|1 Comment

Operating system missing – Solved

Sometimes you get an error "Operating system missing" while working on your computer. Today I will show you how to solve this issue. I am using windows 10 but you can have any windows operating system and this solution works with all windows machines. Reasons for 'Operating system missing' error Your hard drive is not detected by BIOS Hard drive may be damaged BIOS settings problem Master Boot [...]

By |2024-03-27T13:00:22+00:00December 1, 2017|computers|0 Comments

Difference between serial and parallel processing

What is serial processing A processing in which one task is completed at a time and all the tasks are run by the processor in a sequence. In real time example, people standing in a queue and waiting for a railway ticket. In this case, one person can get a ticket at a time. Suppose there are two queues of people and one cashier is handling both the [...]

By |2024-03-27T13:00:22+00:00November 30, 2017|computers|0 Comments

Difference between centralized, decentralized and distributed processing

In an organization, computers are connected to each other which make a network. In the network, various tasks are completed by different computers and data is shared among computers. Every computer is controlled by different methods and different ways of processing are done on the network. On the network, some computers have high processing power as compared to others. Centralized vs decentralized vs distributed processing In centralized processing, [...]

By |2024-03-27T13:00:23+00:00November 23, 2017|computers|0 Comments

Advantages and disadvantages of interactive system

Interactive systems are computers which accept input from humans. Human send commands or data to computers by typing or by any gestures. Examples are MS word or spreadsheet. An operating system which supports interactive behavior is known as interactive operating systems. Examples of interactive operating systems are Mac and Windows operating system. Interactive operating systems can also get input from the graphical interface. To know more about graphical [...]

By |2024-03-27T13:00:23+00:00November 22, 2017|computers|0 Comments

Differentiate between assembler, compiler and interpreter

In computers, the source code or program is translated into machine code by different methods. Machine code is also known as object code. Assembler Assembler converts source code written in assembly language into machine code and then that machine code is executed by a computer. Compiler vs interpreter vs assembler Compiler A compiler converts high-level language program code into machine language and then execute it. High-level [...]

By |2024-03-27T13:00:24+00:00November 21, 2017|computers|0 Comments

Sequential access vs direct access vs random access in operating system

Data is stored in the computer in many forms. One way of storing data in computers is in magnetic tapes also known as magnetic drives or hard drives. In hard drives data is kept for long period of time. We can store files, movies, songs, databases in hard drives which we need on daily basis. Some type of data that we don’t need is erased from the computer [...]

By |2024-03-27T13:00:24+00:00November 20, 2017|computers|0 Comments
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