Computer Fundamentals Index

Computer Introduction Types of computer Characteristics of computer Uses of computer History of Computers

Computer Languages

Low Level language Middle level Language High level language

Computer Generation

Generation of Computers First Generation of Computer Second generation of Computers Third generation of Computers Fourth generation of Computers Fifth generation of Computers Sixth Generation of Computer

Peripheral Devices

Input devices Output device


Block diagram and basic components Control processing unit (CPU) Software Hardware


Computer Memory Registers Memory Hierarchy RAM Vs ROM Understanding file sizes (Bytes, KB, MB, GB, TB, PB, EB, ZB, YB)

Computer Network

Types of Network Types of Area Networks (LAN, WAN, MAN) TCP Flags

Computer Virus

Computer Virus

Computer Ports

Computer Ports


How to hack a computer How much do Computer Programmers make How does a Computer work How to associate a file with a program How does a computer convert text into binary How does a computer process data into information How to fix a CD-ROM DVD How to fix the no input signal How to install computer memory How to associate a file with a program How to log out of your operating system How do I change my name on Google How to installation or uninstallation Microsoft Paint How to fix a not a valid Win32 application error How to fix missing Microsoft Windows .dll files How to use a computer keyboard How to erase my hard drive and start over How can I test how many words I can write a minute How to shut down a computer How do I open and edit the Windows registry How to edit the registry from the command line How to restart Microsoft Windows How to install a computer processor How to open Microsoft Paint How to fix problems in Windows after installing new software How to enable or disable the preview pane of Microsoft Outlook How to open a Microsoft .wps or Works file in Word How to view the HTML source code in Microsoft Word How to View or Change the Screen Resolution of a Monitor How to Connect and Install a Computer Keyboard How to Delete Temporary Files in Windows 10 How to determine Which Version of Microsoft Office I'm using How to find out how much hard drive space is available How to Fix PC Stuck on Verifying DMI Pool Data How to choose which items show in the notification area How to find similar images using Search by Image How to fix Low Memory and out of memory errors How To Replace the CMOS Battery How do I Update my Antivirus Program How to fix a general protection fault How to Identify problems in the Windows Device Manager How can the Base be Shown How to test if a Website or Web Page is down How Much is 1 Byte, Kilobyte, Megabyte, Gigabyte, etc How to fix a CMOS checksum error How to Fix a Windows CD-ROM, DVD, or Disc Drive Issue How to Open Safe Mode How to Password Protect Files and Folders in Windows How to Reset CMOS or BIOS Settings How to use Computer Keyboard How to create a text file How to enable or disable DHCP in Windows How to test computer memory to determine if its bad How do double space or change line spacing in Microsoft Word How do I know if I have Windows Administrator Rights How many cores does my computer have How to Create a Directory or Folder How to Enter and Exit the BIOS or CMOS Setup How to change Windows Compatibility mode How to clear your internet browser history How to Connect Computer Speakers How to Copy a Web Page Link or URL How to install a Hard Drive or SSD How to Open the Windows Control Panel How to split a screen in Windows How to copy text from a scanned PDF


Who invented Computer What are the advantages of the Internet? What are the disadvantages of the Internet? Is my computer 64 bit? What is Edge Computing? What is a Router? What is Monitor What is Printer What is a Web Browser What is Microphone What is a Webcam What is PC What is Keyboard What is Motherboard What is WAP What is URL What is a Digital Assistant When was the first Computer Invented What is Modem What is Firmware What is Imperative Programming What is Protocol What is Safe Mode What is Device Driver What is Hybrid Topology What is Mesh Topology What is Procedural language What is a hyperlink What is a Username Who invented the Internet What is Video Card What is Sound Card What is Binary What does Alt+B do What does Alt+D do What does Alt+E do What does Alt+Esc do What does Alt+R do What does ALT + Q do What does Alt + Tab do What is Data Manipulation What is a touch screen What is Back Panel What is Analog Monitor What is AR lens What is an ATX Style Connector What is a File System What is Hard Disk Drive (HDD) What is a boot device What is accessibility What is Line In What is network Interface card (NIC) What is Optical Disk Where can I ask questions on the internet What is Auto Rotate What is CAD (Computer-aided design) What is Cable Modem What is Home Page What is boot menu What is braille reader What is flash memory What is Windows What is Clipboard What is Cyber Warfare What is Myspace Why has my IP address changed What is Jacquard Loom My computer is running slow, what steps can I do to fix it What is a Kensington Lock What is a multicore processor What is automation Are smartphones and tablets computers What is a Login Script What is a Loosely Typed Language What is Multitasking? Why my computer monitor shows no display or black screen What is REM What is Parallelization What is Overtype mode What is open with What is Bracket What is an Online Service What is REM What is Parallelization What is Overtype mode What is open with What is Bracket What is an Online Service What is the Pg Dn Key (Page Down Key) What is the Pg up Key (Page up Key) What is Palmtop Computer What is a Processing Device What is a Print Preview What is the Print Screen Key What can I do if my computer or laptop is lost or stolen What is a Model Number What are the currently available antivirus programs What are Toggle keys What is a Case fan What is a Silicon Chip What is a Slate PC What is a TAB stop What is an Octothorpe What is Task Pane What is Task View What is the svchost.exe file used for in Windows Where can I find free online virus scanners Why am I unable to increase the resolution in Windows What is Autofill When I click my mouse, it sometimes double-clicks What is Scratch What is UDIMM What is MsConfig What is an Expansion Card What is an Executable File What is an Elevated Command Prompt What is an AC Adapter What is AIMBOT What is a Software Suite What is a LED Monitor What does Alt + X do What does alt + space do What does Alt + O do Now that I’ve got a Computer, what can i do What is a Punch Card What is RDIMM What is Select All What is Serial number What is Thermos flask What programs can I use for speech recognition What are the Advantages of Computers What are the Disadvantages of Computers What does Alt + T do What Hardware Device Drivers should be Updated What is a Desktop What is a Ring Topology What is CMOS What is a Directory What is a Mechanical Mouse What is a Plotter What is a Variable What is an Icon What is Data What is HDMI What is Remote What is Right-Click What is SMPS Why does my Laptop not turn on What is a Copyright What is a Cordless Mouse What is a CSV file What is a Joystick What is a Start Button What is a Taskbar What is an Alignment What is an Output Device What is Cat 5 What is Google Chrome What is Post What are Recordable DVD Drives What Does Alt + F4 Do What Does Alt + L Do What is a bit (Binary Digit) What is a cable What is a Calculator What is a capacitor What is a Cold Boot What is a Dialog Box What is a Dual-boot What is a Slide What is A4 What is AM What is Barcode Reader What is EHCI What is a Header What is a Joystick What is a Secondary Storage Device What is Access Time What is Account Sharing What is an Asterisk What is Asynchronous DRAM What is Back Quote What is BIOS What is Borderless Printing What is Case Badge What is CD-ROM What is Chat Slang What is Composite What is RJ Cable What Are Bottom Row Keys What is SAN What is Tray What is VDU What Does Alt + M Do What Does Alt + P Do What is a Cell What is a Command Key What is a key Combination What is a Menu Bar What is a Startup What is a T What is Chat What are the F1 through F12 keys What does Alt + Enter do What Does Alt + Home DO What does Alt + R do What does Ctrl + B do What Does Ctrl + Enter Do What Does Ctrl + R Do What does Ctrl + G do What does Ctrl + 9 do What does Ctrl + End do What does Ctrl + O do What Does Ctrl + P do What Does Ctrl + Q do What is a Colon What is a Core What is Apple Touch Icon What is Clock What is Code What is Computer Crime What is Ctrl What is DAT What is Data diddling What is Date Why won't my computer turn on What Does Alt + N Do What does ctrl + 2 do What does ctrl + space do What does Ctrl + W do What does Ctrl + T Do What Does Ctrl + 2 do What does Ctrl + 5 Do What are the most common file types and file extensions What are Sticky keys What Does Ctrl + Shift + Esc Do What is Settings What is Task Manager What is Taskbar What is a DNS Resolver What does ctrl + 1 do What does ctrl + 0 do How to install software What is a Folder What is a Legend What is a MAC Address What is a Path What is a Ruler What is a Toolbar What is an Intranet Meaning and Differences with Internet What is an SSD What is Inheritance What is Tablet What is Depth What is Docking Station What is Double Click What is a Solid Ink Printer What is a Temporary File What is Backup and Restore What is Electronic Payment Systems Eps What is Marshalling


Difference between hardware and software Difference between multiprocessor and distributed systems Difference between Desktop and Laptop Difference between File and folder Difference between Hard Copy and Soft Copy Open Source Programs vs Closed Source Programs Difference between Optical Fibre and Coaxial Cable Difference between Website and Webpage Difference between Classes and Objects Input VS Output Difference between Primary and Secondary Storage with Examples


Quantum Computing Computer Software Autoexec.bat and config.sys info Update an Antivirus Use of Internet Advantages and disadvantages of Email Computing Power Internet Explorer Shortcut Keys Advanced Encryption Standard (AES) Augmented Reality Infrastructure Readiness Check Top 10 Internet tips and tricks Introduction and Features of FoxPro Features of Multimedia Top 10 online services and applications Receiving S.M.A.R.T. status bad backup and replacing error Version Control System Uninstalling Software or Apps in Windows Data Warehouse Increase or decrease font size in Word using keyboard shortcuts Mouse not detected or working in Windows Computer Cleaning Information and Steps Function Keys on Keyboard Windows 7 Alt+Tab won’t stay on top or stick 10 Essential Examples of Web Browsers Binary Subtraction using 2’s Complement Case Sensitive Languages Computer Pioneers and people who are CEO Microsoft Word Shortcut Keys Parts of Computers Names, Definitions and Images ROM and its Types Basics of Information Technology Characteristics of a Good Software Design Characteristics of Management Information System Classification of Management Information System Implementation of MIS Input Devices of Computer Definition Limitations of Management Information System 3 Types Of Network in Computer Block Diagram Of Control Unit Difference Between Computer and Embedded System Difference Between Hard Disk and Floppy Disk Abstraction in OOAD Hardware and Software Devices Optomechanical Mouse CMOS Memory What is a Terminal? What is Graphic Design? What is Load? What is Passcode? What is Reboot? What is Registry? What is Safe Mode? What is Standby? What is SYN (Synchronize)? What is Task Manager? Attribute Computing BPS in Computer Bulletin Board System Light Pen Input Device 3 TYPES OF NETWORK IN COMPUTER Block diagram of control unit What is a Solid Ink Printer? What is a Temporary File? What is an App launcher? What is Backup and Restore? What is a Tab Character? What is the Core i3? What is Paint? What is a Workbook? Advantages and Disadvantages of Online Education What is a String? What is a VDU (Visible Display Unit)? 50 Uses of Computer What is Workspace? What is a Procedural Language? What is VGA (Video Graphics Array)? Object Linking and Embedding in MS Word Semiconductor Memory Types of Parallel Computing Web Resources Difference between Virus, Worm and Trojan Horse Difference between HQ (High Quality) and HD (High Definition) What is Text Wrapping What is Timestamp? Semiconductor Ram Memory What is a File Attribute? What is a Video Call? Difference between SDRAM and DDR What is ANSI? Difference between DOS and Windows How to Set the Path and Environment Variables in Windows? Mainframe System What is ScanDisk? C drive in Mac Computer Memory Table How to Change the Keyboard Language in Windows? What is a Video Call? What is a Zoom Slider? What is Floppy Disk in Computer What is the most Popular Operating System? OMR in Computer What is a Work Area?

Attribute Computing


An attribute in computing is a specification that describes a feature of a file, object, or element. It could also refer to or specify the value for a particular example of one of these. To be clear, characteristics are better understood as metadata. A property of a property is often and usually an attribute. But depending on the technology being addressed, the term "attribute" can be used interchangeably with "property." Typically, an object's attribute comprises a name and a value. These can be the type and class name for an element and the name and extension for a file, respectively.

Regulating and Typing

  • Guidelines: There are corresponding operations, or sets of rules, for every listed attribute. For instance, handling and processing an integer array differs from that of an image object regarding character summation. Text is not processed in the same way as floating point (decimal) numbers.
  • Types of data: As a result, data typing, which includes representation formats, default values, legal operations (rules) and restrictions (like "division by zero is not to be tolerated"), can be added to an object's definition to expand it further, or one can consider them to be attributes specific to that object.

Despite how similar the pictures may appear, different methods are used to decode other picture file formats, such as JPEG, PNG, and BMP (all graphics data formats). Programming languages also do not evaluate typed large integers and floating-point numbers using the same techniques.

Line objects in computer graphics, for instance, might include properties like thickness (with actual values), colour (with values defined in a specific color model, such as RGB), dashing attributes, and so on. Similar properties, in addition to an origin and radius, can be used to define a circle object. Regarding computer systems, read and write characteristics are specified explicitly for read and write operations.

Use of Attributes

The element in question may have zero or more attributes (properties) of its own if it may be regarded as a property (CUSTOMER_NAME) of another entity (let's use the example of CUSTOMER). (CUSTOMER_NAME is of TYPE = "KINDOFTEXT").

C# Similar to Java annotations, C# attributes are metadata appended to a field or a block of code, such as assemblies, members, and types. Reflection allows attributes to be accessed programmatically and by the compiler.

Language users frequently encounter instances in which cross-cutting issues and additional mechanical or platform applications are addressed via attributes. This gives the mistaken impression that this is the only thing they were meant to do.

The developer is in charge of determining how to utilize them as metadata, which might include various non-instance-specific data about classes, members, and applications. The choice to use an attribute as a component of a broader application framework or to expose it as a property is entirely up to the developer.

  • Classes deriving from System: Attributes are used to implement features. They may be queried at runtime and are often utilized by the CLR services, such as serialization, remoting, and COM interoperability.
  • In XML: An attribute in XML is a markup component made up of a name/value combination that is included in an empty element or start tag. Markup languages like HTML and XML use points to express data and data presentation.
  • HTML property: The method used in XML to assign values to properties (elements) is an excellent example. Keep in mind that the value of the piece is located outside of the component itself before the (separate) end tag. Several attributes may be specified on the element itself (NAME = "IAMAPROPERTY").

Various Attribute Types

It is a characteristic or quality that is assigned to a person. In addition, the most attractive, charming, funny, or clever person is also the most beautiful, charming, funny, or intelligent person. On the other hand, a typical value across all class members can be represented by an attribute. For instance, a class may possess the attribute power. A point linked to or owned by a particular individual, location, or organization can also function as a representation of that connection.

  • It alludes to an attribute or feature of an individual, location, or object. Both real people and fictional characters possess a multitude of traits. A person who may be described as beautiful, charming, amusing, or intellectual is an example.
  • A property or feature of someone or something is called an attribute. Charm, intellect, and a sense of humor are linked to several traits. A word or phrase that is syntactically subordinated changes the word or phrase it modifies. A cause-and-effect explanation is a characteristic. Certain C# implementations specify custom attributes for the AOP engine via attribute sets. Something can be considered belonging to, generated by, originating from, or in something else when it is ascribed or attributed to a specific cause.
  • Specific manual characteristics are not automatically supplied when a record is created. To ensure that all information is included, they must be expressly specified, and all information must be clear.
  • While certain traits are required, others are not. A non-optional property is not always included in the Field, whereas an obligatory attribute is always included.
  • Every field attribute has a unique value that can take any number of values. Value types include Booleans, integers, and strings.
  • When interacting with records, using attribute information can enhance the user experience. Each Field's attribute may have a variable value. As characteristics include more details about a Field, they may be utilized to enhance the user experience while interacting with records.
  • Having an intangible attribute that sets someone apart from the crowd is one of the finest traits. Some of the most crucial traits in this world include accepting, successful, self-directed, unselfish, sincere, skilful, gregarious, steady, and stoic. Possessing these qualities makes you likeable and can help you succeed in life.
  • In Python, every class instance has a unique collection of attributes.
  • There are also more methods to refer to the Field as an attribute. A variable or constant that may be accessed straight from the command line is known as an instant variable or public constant. Since an array in Java is an object, its length may be found by accessing its public constant value.
  • It is crucial to remember this distinction when working with attribute data as a result. While attribute data has an attribute that specifies the measurement, variable data can be found anywhere along a particular scale.
  • Monitoring the size of the data utilized in attribute data analysis is essential. Since it is challenging to comprehend numerical numbers when they are not placed on a meaningful scale, this is especially helpful for quantitative data.
  • Attribute data is a valuable tool for assessing and comprehending the quality of a specific system or object. It is simpler to understand and evaluate the data since a scale is maintained for it.
  • The element in question may have zero or more attributes (properties) of its own if it may be regarded as a property (CUSTOMER_NAME) of another entity (let's use the example of CUSTOMER). (CUSTOMER_NAME is of TYPE = "KINDOFTEXT").
  • An attribute in a database management system (DBMS) is a table or other database component. It may refer to a column as well as a database field. A database's column instances can be described using attributes.
  • An attribute in a database is a piece of data that extends and further defines the primary key. To link the databases together, a primary key a unique field in a database table is utilized. Analyze how a database's properties interact with table connections and functional dependencies.