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What is hardware?

When talking about computers, the two main components are hardware and software. Hardware simply refers to all the physical components of a computer system. The computer processor unit, computer screen, and keyboard for example are all parts of computer hardware. The software component meanwhile refers to the programs and applications that are installed on the [...]

What is BIOS?

BIOS is the short version of the phrase Basic Input/Output System in computers. It is a program found in the microprocessor of a personal computer that enables the computer system to get started after it is turned on. BIOS also plays an important role in managing the flow of data between the operating system and [...]

What is Plex?

Plex refers to a centralized media playback system which has a server called the Plex Media Server. This server can stream the media to Plex player apps and is available on various platforms, including OS X, Windows, Linux, and NAS devices (e.g., Synology and ReadyNAS). Users can watch shows and view their media library with [...]

What is Flash Storage?

The flash storage refers to any type of system for data repository, which makes use of flash memory. The complexity and the size of these data repository systems may range from a portable USB to an array-based system. This does not utilize electricity and doesn’t have any mechanical parts. Normally, flash storages only use up [...]

What is MRC?

MRC or memory reference code is part of a computer’s BIOS system which helps various computer parts interact and function effectively. The computer’s BIOS or basic input/output system is responsible for the overall running of computer parts including hardware and software. Through the BIOS, computer drives, disks, and chips able to effectively communicate with the [...]

What is AMD64?

AMD64 refers to the 64-bit computer processor initially created by AMD. This processor is also referred to as x86-64 or x64. As its name suggests, AMD64 is the current or latest version of computer processor by AMD. It is created using 64-bit technology which is an upgrade to 32-bit technology. The latest computers and devices [...]

What is EOBC?

EOBC stands for Ethernet Out of Band Channel, a communication line for network or LAN switches.  The basic function of EOBC is to allow for all the cards connected to the network or switch to have a gateway for remote management.  The Ethernet out of Band channel basically works as a remote switch management gateway [...]

What is MSFC?

MSFC stands for multilayer switch feature card and it provides the switching service for computer hardware.  In a typical setup, computer hardware is divided into different layers.  In order for these layers to work efficiently together in terms of data connections and re-routing of network signals for example, some switching and routing is needed for [...]

What is XBMC?

XBMC is a multi-media player developed by a non-profit firm called the XBMC Foundation. The original development for XBMC was directed towards the popular gaming console called the X-Box.  XBMC literally translates to x Box Media Center because of its Xbox origins. The multimedia player later became a strong alternative to more established and standard [...]

What is AirDrop?

AirDrop is a wireless file transfer service developed for various Apple products.  This service basically allows compatible devices to easily transfer and/or share files without the need for email or flash disks and drives. AirDrop is available for both OS X in Mac Computers and iOS for mobile devices starting with version 7. IPhone 5S, [...]

What is fragmentation?

In terms of storing files on a computer, the data may be stored on different parts of the computer hard drive or disk. Computer data are stored in blocks that are ideally stored close to each other. When these data are stored apart from each other or at different areas in the storage disk, the [...]

What is drvload?

Drvload refers to an executable file that helps the Windows PE image in terms of providing the necessary file drivers in the system boot-up process. The typical scenario involves drvload.exe interacting with system driver files or files that have the .INF extension. These INF files are required by drvload.exe for their inputs which are necessary [...]

What is mbit?

Mbit is the shortened version of megabit. “Mega” corresponds to 1 million and “bit” represents binary data that is used to store electronic or computerized data. A megabit therefore contains 1 million binary data on various computer software or programs. To simply the idea of bits and mbits or megabits, many computer experts often liken [...]

What is DCB?

DCB or data center bridging refers to an enhancement technology to existing Ethernet computer networks systems. Ethernet technology is the main technology used for communications or networking between computers. Local area networks in various offices for example are typically configured and setup using Ethernet technology. With enhancement to this technology in the form of DCB [...]

What is HCK?

HCK refers to the Hardware Certification Kit developed by Windows.  Also called as the Window Logo Kit, HCK is an auto-test framework that enables certification of devices that are supposedly created for the Windows environment.  Whenever devices pass the tests and work efficiently with the Windows platform, these devices are then given the HCK or [...]

What is a DBX file?

DBX files are the database files of Outlook Express, an email software platform that is offered for free for computers with Windows operating systems.  Outlook Express is typically bundled with versions 4 to 6 of Internet Explorer, Windows’ very own internet browser.  Whenever messages are sent or received under Outlook Express, these messages are then [...]

What is ISV Certified?

Hardware certification is a common process today. In this process, computer hardware is tested and its compatibility with certain software packages is detected.  Since the prices of hardware devices are falling at an increasingly quick pace, big enterprises like Novell, Sun Microsystems and Cisco no longer manufacture devices. In fact, they usually certify or license [...]

What is I/O APIC?

APIC architecture is used in solving interrupt routing efficiency issues in computer systems which have multiprocessors. This whole system is one of advanced programmable interrupt controllers. I/O APICs include a redirection table; this table helps in routing the interrupts from peripheral buses to local APICS. APIC is the abbreviated form of Advance Programmable Interrupt Controller. [...]

What is IQY?

IQY refers to text files with have the IQY extension. They are web query files created by Microsoft Excel to get information directly from the web and display it on the Excel worksheet. IQY files are commonly saved under the subfolder under the main Microsoft Office folder in which Microsoft Excel is a part of. [...]

What is a CTL file?

CTL files are short for CONTROL files and they correspond to binary files from a particular system or application.  In most cases, CONTROL files have .CTL extensions and they typically contain important information like database details or user control information. In the case of the Oracle Database system, CTL files are very important files in [...]

What is dfsvc?

Dfsvc or dfsvc.exe is an executable file that is part of Microsoft’s .NET Framework.  This framework basically contains various files and libraries that work together to allow smooth operations between different computer languages.  Through the .NET Framework developed for the Windows operating system, a particular language will be able to use codes that are created [...]

What is KQEMU?

KQEMU refers to the Kernel mode of QEMU or Quick Emulator.  QEMU is an open-source hardware virtualization program that is capable of emulating the computer’s CPU through a binary system.  Using QEMU also allows users to create and run several guest operating systems while the hardware or CPU emulation and/or virtualization is taking place.  By [...]

What is AVI file format?

AVI stands for Audio Video Interleave and it refers to a file format with the same initials used for the file extension.  AVI files are able to carry multimedia content including audio and video. The first use of AVI files was back in 1992 as part of Microsoft’s Video For Windows system. The use of [...]

What is a GPFS file system?

“GPFS,” or “General Parallel File System,” is a file clustering system developed by IBM.  This particular file system is considered to be very high-performance because it allows very fast data retrieval and is able to store almost unlimited data in a secure environment. With its reputation as a reliable filing system, many of the world’s [...]

What is CPU frequency?

What is CPU frequency? “CPU frequency” refers to the computer’s clock rate which basically indicates its processing efficiency.  Computer CPU’s labeled with higher frequencies or clock rates, for example, are also expected to provide better performance when compared to those with lower CPU frequencies.  In simpler terms, the CPU’s frequency relates to its efficiency in [...]

What is PSW in Microprocessors?

What is PSW in Microprocessors? PSW stands for “program status word” or the status register that pertains to the current state of a particular processor. It consists of several flag bits for a processor which is why PSW is sometimes referred to as a “flag register”. Some people also refer to the Program Status Word [...]

What is LGA?

What is LGA? LGA stands for Land Grid Array and it is used in computer motherboards to serve as the physical interface for microprocessors. It is a type of packaging for integrated circuits in which the pins are placed on sockets, unlike other forms where the pins are connected directly to the ICs. Older forms [...]

What is X86?

What is X86? x86 refers to the family of microprocessors built by Intel since 1978. This microprocessor or CPU architecture involves a set of instructions on how the computer’s CPU or central processing unit will use and/or store data resources like I/O and/or RAM or random access memory. x86 has become the most successful CPU [...]

What is VID?

What is VID? VID stands for Voltage Identification Digital. It is a hardcoded circuit that functions to provide computer CPUs or central processing units with the right voltage supply. Since the computer’s CPU needs varying voltage supplies depending on the applications and programs it processes, a system using digital signals is in place to adjust [...]

What is Tegra 2?

What is Tegra 2? Tegra 2 is a system on a “super” chip developed by NVIDIA for mobile phones and mobile internet devices. It is said to be the fastest chip that can be used for mobile devices as it combines a CPU, memory controller, GPU, north and south bridges into a single super chip. [...]

What is SXGA?

What is SXGA? SXGA stands for Super eXtended Graphics Array. It is a display standard for computer monitors and uses 1280 by 1024 pixel resolution. This particular standard is commonly used in computer monitors or screens that are between 17 and 19 inches. Various cellular phones also use SXGA as their own display standard. Graphics [...]

What is RAM Used For?

What is RAM Used For? RAM stands for Random Access Memory, which is a type of memory for computers, which, as the name implies, you could randomly access. Any byte of computer memory is potentially accessible without even affected any preceding bytes. It is the abbreviated term, which is commonly used or found in devices [...]

What is a Dual-band Router?

What is a Dual-band Router? A dual-band router is basically a wireless router that works in the two frequencies under the 802.11 wireless standard. Usually dual-band routers operate in the 2.4 GHz and 5GHz frequencies. Dual-band routers are an upgrade to single-band routers using only the 2.4 GHz frequency. Dual-bands offer wider range and faster [...]

What is UPS?

What is UPS? UPS stands for Uninterruptible Power Supply and it is basically a backup power source for all machines or items that are connected to it. Usually, computer terminals are attached to a UPS unit to give backup power in cases of power interruptions or blackouts. In most cases, the CPU and monitor is [...]

What is CPU Throttling?

CPU Throttling – Learning the What’s and How’s Details CPU throttling is also termed as dynamic frequency scaling. This is a technique in the computer architecture industry where the frequency produced by the microprocessor is automatically adjusted. The main objective for this operation is to conserve the power of your computer. It is also intended [...]

What is Firewire?

What is Firewire? Firewire is a serial bus interface standard that was created by Apple Inc. in 1986 and standardized in 1995. Also known as IEEE 1394 interface, Firewire is used for high speed communication and regular real-time data transfer. Firewire is usually used with personal computers as well as digital audio and video devices, [...]

What is DIMM?

What is DIMM? DIMM stands for Dual In-Line Memory Module. It contains a series of Random Access Memory (RAM) chips on a circuit board, and is connected to the motherboard with a 168-pin connector. Earlier memory modules were called SIMMS or Single In-Line Memory Module which had a 32-bit data path and required a 72-pin [...]

What is Ethernet?

What is Ethernet? Ethernet is a local area network (LAN) technology and is actually the most commonly used in computer networking today. The inventor of the technology is no other than Robert Metcalfe. In 1973 to 1975, Ethernet was developed at Xerox PARC, which is a part of Metcalfe’s Ph.D. dissertation. Actually, Metcalfe developed the [...]