Fiber optic cables are the latest data transmission media. They are also the fastest type of media. The name optic means the use of light transmitted through the cable. Data to be transmitted is converted from electrical signals that the computer produces into light signals by a light-emitting diode to be transmitted along the cable…
The Microsoft Edge web browser is a chromium-based cross-platform web browser developed by Microsoft. It is an alternative to Google chrome which is based on chromium too. It is incorporated in Windows 10 operating system where it replaces the decommissioned Microsoft Internet Explorer (IE). According to Wikipedia it was first used in windows 10 in…
A computer power supply unit (PSU) is a hardware component of a computer that supplies all components with electrical power. It connects the computer system unit to the power wall socket. From the power unit, the energy is distributed to other components by the use of power connectors. The main types of power supply form…
A supercomputer is a very powerful computer that can do billions of operations per second. They are computers that are very fast, large in size, expensive, and with the biggest storage capacity in the world. These computers have a large main memory (RAM) capacity that can reach a petabyte(PB) and operation speeds of exaFLOPS. Supercomputers…
The Mozilla Firefox web browser is a free-to-use open-source browser developed by the Mozilla foundation. According to Wikipedia it was created in 2002 under the name phoenix but released on 2004 for public use. It is a multiplatform internet browser that can be used on computers, smartphones, and tablets. In this guide, we are going…
The Google Chrome web browser is a free-to-use browser developed by Google. It was first released on 2008 for windows operating system devices. It is a multiplatform internet browser that can be used on computers, smartphones, and tablets. In this guide, we are going to discuss all the main settings and uses for a beginner…
Optical disks are cheap secondary storage disk that uses light to read or write data. They are non-volatile storage devices that are mostly used for data backup. The main types of optical disks are CDs, DVDs, and Blu-ray among others. They are used for bootable disks, packaging device drivers, movies, MP3 storage, and computer video…
A web browser is application software that is used for accessing resources from the world wide web (WWW). They enable the user to request the document that is stored on a server to be retrieved and then forwarded to the user on the client’s computer. A web browser is also known as an internet browser….
The computer input devices are used to enter data into a computer from different sources the data is then processed by the computer. Data can be entered by keying, scanning, recording, pointing, touching, and other modes of data entry. Input devices are found in all computing devices. Input devices are used to enter data either…
A digital Camera is an electronic device that uses optical sensors to capture images and sometimes video into digital data. A digital camera is an input device since it captures physical object and converts it into digital data as input. It captures the image and saves them in pixels which determines the quality and clarity…