IT Fundamentals Quiz: Acronyms and Concepts

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| Attempts: 11 | Questions: 30 | Updated: Oct 24, 2025
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1. What does CD stand for?

Explanation

CD is commonly used to refer to a Compact Disc, a type of optical disc used for storing digital data.

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About This Quiz
IT Certifications Quizzes & Trivia

Explore the essentials of IT with our CompTIA FC0-U61 IT Fundamentals quiz. This assessment covers basic IT concepts and skills, crucial for beginners aiming to understand computer systems, software development, and network connectivity. Ideal for those starting their IT journey or preparing for further CompTIA certifications.

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2. What does CD-ROM stand for?

Explanation

CD-ROM stands for Compact Disc-Read-Only Memory, which is a type of optical disc used to store data that can only be read and not written or erased.

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3. What does CPU stand for?

Explanation

The CPU, or Central Processing Unit, is the primary component of a computer that performs most of the processing inside a computer. It carries out instructions of a computer program by performing basic arithmetic, logic, control, and input/output operations specified by the instructions.

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4. What does DDR SDRAM stand for?

Explanation

DDR SDRAM stands for Double Data-Rate Synchronous Dynamic Random Access Memory, which is a type of computer memory that can transfer data on both the rising and falling edges of the clock signal.

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5. What does DVD-DL stand for?

Explanation

DVD-DL stands for Digital Video Disc Dual Layer or Digital Versatile Disc Dual Layer. It refers to a type of DVD that has two layers for storing data, effectively doubling its storage capacity.

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6. What does DVD-ROM stand for?

Explanation

DVD-ROM stands for Digital Video Disc-Read Only Memory, which refers to a type of optical disc storage that can only be read and not written to, commonly used for movies, software, and other large files.

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7. What does DVD-RW stand for?

Explanation

The correct answer is 'Digital Video Disc-Rewritable'. DVD-RW is a type of rewritable optical disc.

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8. What does FAT stand for?

Explanation

FAT stands for File Allocation Table, which is a table that an operating system uses to locate files on a disk.

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9. What does FTP stand for?

Explanation

FTP stands for File Transfer Protocol, which is used for transferring files between a client and a server on a network.

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10. What does AC stand for?

Explanation

AC typically refers to Alternating Current in the context of electrical engineering and physics.

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11. What does BD-ROM stand for?

Explanation

BD-ROM stands for Blu-Ray Read Only Memory, which is a type of optical disc storage medium designed to supersede the DVD format.

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12. What does BIOS stand for?

Explanation

BIOS stands for Basic Input/Output System, which is a firmware used to perform hardware initialization during the booting process of a computer system.

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13. What does CAD stand for?

Explanation

CAD stands for Computer-Aided Design, which is the use of computer software to create, modify, analyze, or optimize a design.

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14. What does CAM stand for?

Explanation

CAM stands for Computer Aided Manufacturing, which is the use of software to control machine tools and related machinery in the manufacturing of workpieces.

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15. What does CD-RW stand for?

Explanation

CD-RW stands for Compact Disc-Rewritable, allowing the disc to be written to multiple times.

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16. What does CRT stand for?

Explanation

CRT stands for Cathode-Ray Tube, a technology used in older television and computer monitors.

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17. What does DC stand for?

Explanation

DC stands for Direct Current, which is a type of electrical current that flows in one direction only.

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18. What does DDR stand for?

Explanation

DDR stands for Double-Data-Rate, which is a technology used in computer memory and components to transfer data at double the rate compared to the standard rate.

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19. What does DDR RAM stand for?

Explanation

DDR RAM stands for Double Data Rate Random Access Memory, which is a type of computer memory that can transfer data on both the rising and falling edges of the clock cycle, effectively doubling the data rate compared to SDR RAM.

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20. What does DHCP stand for?

Explanation

DHCP is a network protocol that automatically assigns IP addresses and other network configuration parameters to devices on a network.

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21. What does DIMM stand for?

Explanation

A DIMM (Dual Inline Memory Module) is a type of computer memory module that is used in desktop and server computers. It is a circuit board that holds memory chips and connects to the computer motherboard to transfer data quickly.

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22. What does DNS stand for?

Explanation

DNS stands for Domain Name System and is responsible for mapping domain names to IP addresses.

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23. What does the acronym DSL stand for?

Explanation

DSL stands for Digital Subscriber Line, which is a type of technology that provides internet access by connecting to a modem using an RJ-11 cable.

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24. What does DVD stand for?

Explanation

DVD actually stands for Digital Video Disc or Digital Versatille Disc, representing a type of optical disc storage technology used for playing high-definition videos and other multimedia content.

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25. What does DVD-R stand for?

Explanation

DVD-R stands for Digital Video Disc-Recordable, allowing users to record data or video onto a DVD for playback on compatible devices.

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26. What does DVD-RAM stand for?

Explanation

DVD-RAM stands for Digital Video Disc-Random Access Memory, and it is a type of rewritable optical disc technology.

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27. What does the acronym DVI stand for?

Explanation

DVI stands for Digital Visual Interface, which is a video display interface used to connect a video source to a display device, such as a computer monitor.

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28. What does eSATA stand for?

Explanation

eSATA stands for External Serial Advanced Technology Attachment, specifically designed for external storage devices.

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29. What does ESD stand for?

Explanation

ESD refers to the sudden flow of electricity between two electrically charged objects caused by contact, an electrical short, or dielectric breakdown.

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30. What does FAT32 stand for?

Explanation

FAT32 stands for 32-bit File Allocation Table, which refers to the file system used for organizing and managing files on storage devices such as hard drives and USB flash drives.

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What does CD stand for?
What does CD-ROM stand for?
What does CPU stand for?
What does DDR SDRAM stand for?
What does DVD-DL stand for?
What does DVD-ROM stand for?
What does DVD-RW stand for?
What does FAT stand for?
What does FTP stand for?
What does AC stand for?
What does BD-ROM stand for?
What does BIOS stand for?
What does CAD stand for?
What does CAM stand for?
What does CD-RW stand for?
What does CRT stand for?
What does DC stand for?
What does DDR stand for?
What does DDR RAM stand for?
What does DHCP stand for?
What does DIMM stand for?
What does DNS stand for?
What does the acronym DSL stand for?
What does DVD stand for?
What does DVD-R stand for?
What does DVD-RAM stand for?
What does the acronym DVI stand for?
What does eSATA stand for?
What does ESD stand for?
What does FAT32 stand for?
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