DVD stands for Digital Versatile Disk. DVD is a type of optical storage device used to store digital information. DVD uses red laser to read and write on the disk. DVD is a cheap method of storing and transferring of data in computers. Based on the nature, DVDs come in ... Read More

In computers and any other computing device, the processor is the most significant component of the system as it performs the most crucial task, i.e. processing. These days, we have several types of processors such as single core processor, dual core processor, quad processors, hexa core processor, octa core processor, ... Read More

Both desktop and tablet are the types of microcomputers as they have the CPU in the form of a microprocessor unit. This article is primarily meant for explaining the important differences between desktop and tablet. The most fundamental difference between desktop and tablet is that the desktop is a type ... Read More

We use computers to perform numerous works in offices, home, industries, etc. Several types of computers have been developed for different purposes. The two most common types of computers are desktop and laptop. Both desktop and laptop are the types of microcomputers used in almost every office and home. The ... Read More

CD-ROM and Magnetic disks are the types of permanent (non-volatile) storage media used in computers and many other digital devices to store data and information in digital form. In this article, we will discuss the important differences between CD-ROM and magnetic disks. The most fundamental difference between CD-ROM and magnetic ... Read More

In data communication, modulation is a process of changing the characteristics of a data carrier signal so that it can travel the desired distance for data transmission. Modulation is a necessary process in communication systems to increase the reliability of data communication. In the modulation process, an additional signal, called ... Read More

In electronics, a device that coverts energy from one form to some other form is known as a transducer. For example, a loudspeaker converts electrical energy into sound, hence it is a transducer. Another common examples of transducers include microphone, thermometer, pressure sensor, antenna and other position sensors, etc. Based ... Read More

ASCII and UNICODE are the two most extensively used character encoding schemes in computer systems. The most basic difference between ASCII and UNICODE is that ASCII is used to represent text in form of symbols, numbers, and character, whereas UNICODE is used to exchange, process, and store text data in ... Read More

Operating Systems are a type of system software that make the hardware functional and create the interface between the user and machine. Several types of operating systems available such as batch operating system, multiprocessing operating system, multiprogramming operating system, distributed operating system, etc. Batch Operating System The type of computer ... Read More

In computer systems, disk scheduling is required for smooth operation of the system. Disk scheduling is done by the operating system of the computer, in which it schedules I/O requests arriving on the disk. Therefore, disk scheduling is also called as I/O scheduling. In computer systems, disk scheduling or I/O ... Read More