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Information that a user physically enters into a computer by pressing a key on a keyboard, clicking a mouse, tapping a touch screen, pushing a button on a game controller, speaking into a microphone, etc.
What is Input?
A numbering system that uses ten digits, 0 through 9.
What is Decimal System?
The smallest unit of digital information, represented by a 1 or 0.
What is a Bit?
The most important part of any modern computer system that controls the other parts of the computer.
What is Central Processing Unit (CPU)?
The smallest container within a computer's storage system that is used to store information such as data, settings, and commands used in a computer program. The smallest container that can be copied, deleted, or moved within a file system.
What is File?
The operations performed by a computer to retrieve, transform, or classify information.
What is Processing?
A numbering system that uses two digits, 0 and 1.
What is Binary System?
The most common type of long-term storage that uses thick magnetic disks encased in a protective housing to store data.
What is Hard Disk Drive (HDD)?
A utility in which all fragmented files on a drive are found and reconsolidated into the same physical location on the disk.
What is defragmentation?
A process that combines knowledge, experience, and intuition to quickly identify the cause of a problem.
What is Troubleshooting?
Information that a computer returns to a user such as images on a screen, sounds from speakers, and printed pages.
What is Output?
A numbering system that uses sixteen digits, 0 through 9, and A through F.
What is Hexadecimal System?
Reencoding a file to consume less storage space.
What is Compression?
A large, flat computer component that connects the important components of the computer, such as the CPU, RAM, and the BIOS chip. It also has power and other communications connections.
What is Motherboard?
The top-level folder, or directory, of a file system.
What is Drive?
The saving of information on memory chips, discs, or other storage media by a computer for later use.
What is Storage?
The main memory of a computer that can be quickly accessed by the CPU and where the computer stores data and instructions that it is actively using
What is Random Access Memory (RAM)?
The process of converting information so it cannot be understood without decrypting it using a key, especially to prevent unauthorized access.
What is Encryption?
A unit that supplies electricity to the motherboard and other computer components.
What is Power Supply?
The way a file is organized. Indicated by an extension such as .jpg, .gif, .png., .mp3, .wav, .wma, .mp4, .avi, and .wmv.
What is File Format?
A system for making digital resources publicly available over the internet using a web browser that paved the way for email, chatrooms, and social media sites.
What is World Wide Web?
A physical signal, such as text, numbers, graphics, or sound, interpreted by converting it into binary numbers.
What is Digital Data?
A component, sometimes built into and sometimes plugged into the motherboard, that provides network connectivity.
What is Network Interface Card (NIC)?
An additional computer processor that provides graphics processing, providing better performance by relieving the CPU of this duty.
What is Graphics Processing Unit (GPU)?
When parts of a single file, program, or application are stored in different areas of a physical disk.
What is Fragmentation?