Free Comptia Practice test Acronyms 1


Acronyms test 1

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Is a digital optical disc data storage format. It was designed to supersede the DVD format, and is capable of storing several hours of video in high-definition and ultra high-definition resolution.

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Is a standard physical interface for connecting storage devices within a computer. Allowing hard disks and CD-ROMs to be internally connected to the motherboard and perform basic input/output functions.

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A data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can provide.

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Is an application programming interface (API) developed jointly by Microsoft and Intel. It allows an operating system to communicate with the computer's BIOS in order to achieve efficient power management.

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With respect to a computer file system, is a list of permissions attached to an object. That specifies which users or system processes are granted permission to objects, as well as what operations are allowed on given objects. Each entry specifies a subject and an operation.

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Is a switching technique used by telecommunication networks that uses asynchronous time-division multiplexing to encode data into small, fixed-sized cells. This is different from Ethernet or internet, which use variable packet sizes for data or frames.

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Is electronic media possessing both a sound and a visual component, such as slide-tape presentations, films, television programs, corporate conferencing, church services and live theater productions.

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Is an industry specification for the efficient handling of power consumption in desktop and mobile computers. It specifies how a computer's basic input/output system, operating system, and peripheral devices communicate with each other about power usage.

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is a feature of the Windows XP operating system that can be used to simplify recovery of a computer's system or boot volumes. It consists of two parts: an automated backup, and an automated restore. The backup portion can be accessed in the Backup utility under System Tools.

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Is an electric current which periodically reverses direction, in contrast to going only in one direction.

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Known by its original name Rijndael, is a specification for the security of electronic data established by the U.S. National Institute of Standards and Technology in 2001.

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Is a feature of Windows-based operating systems (included in Windows 98, ME, 2000, and XP) that enables a computer to automatically assign itself an IP address when there is no Dynamic Host Configuration Protocol (DHCP) server available to perform that function.

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Is a set of rules applied by the owner, creator or administrator of a network, website, or service, that restrict the ways in which the network, website or system may be used and sets guidelines as to how it should be used.

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Is a motherboard and power supply configuration specification developed by Intel in 1995 to improve on previous de facto standards like the AT design.

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In computer networking  is a networking hardware device that allows other Wi-Fi devices to connect to a wired network. It usually connects to a router as a standalone device, but it can also be an integral component of the router itself.


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is a feature in printers, photocopiers, fax machines or scanners wherein a stack of paper put into the machine and is then automatically fed through it, allowing the user to print, scan or copy without having to manually place each page into the machine.

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Is a technical standard for an interface that enables software to communicate with Serial ATA (SATA) devices. These peripheral component interconnect (PCI)-class devices move data between system memory and SATA storage media.

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With Packet Interface is the standard interface (type of connection) used to connect hard drives, CD-ROM drives and  other components like RAM, motherboard inside the CPUs of personal computers.

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Is a protocol used by the Internet Protocol (IP) [RFC826], specifically IPv4, to map IP network addresses to the hardware addresses used by a data link protocol. The protocol operates below the network layer as a part of the interface between the OSI network and OSI link layer.

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