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

Components

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

Memory

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

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

Questions

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

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

Misc

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)?

What is a LED Monitor?

An LED monitor, also known as an LED display, is a computer or television with a flat panel and a screen that emits light. The most advanced computer display technology available now is LED monitors. The 1960s saw the initial development of LED technology. These monitors have provided viewers with crystal-clear images and outstanding color fidelity for a long time. An LED monitor is known as a sophisticated LCD monitor (Liquid Crystal Display) that displays images using light-emitting diodes rather than cathode ray tubes. Several flat-panel monitors employ the technology. It produces brilliant colors and clear images and uses less energy than typical displays.

Hewlett Packard Company produced the first LED device, made available to the public in 1968. NEC was one of the companies that pioneered the production of desktop LED screens in 2009. The MultiSync EA222WMe LED display was their first. James P. Mitchell invented the LED display in 1977. This represented a significant advancement in display technology, and this LED display is still functional today more than 30 years later.

What is a LED Monitor

How does LED Monitor work?

A LED display is made up of a lot of closely spaced LEDs. The diodes work together to create an image on display by adjusting their brightness. The concepts of additive color mixing, in which new colors are formed by combining light in different colors, are utilized to create brilliant color images. LEDs (Light Emitting Diodes) translate electrical energy straight into the light. As a result, there is less electricity wasted while producing light.

A display that uses LED (light-emitting diode) technology and is energy-efficient is known as an LED (light-emitting diode) monitor. LED backlight lighting is how LED displays work in place of fluorescent tubes or cold cathode fluorescent bulbs.

Electrical currents are transformed into light using electronic light-emitting diodes, or LEDs. The smaller pieces of the bigger sub-pixel, known as red, green, and blue sub-pixels, create the images on an LED display.

What is a LED Monitor

Parts of LED Monitor

Several parts go into an LED display that makes the monitor work. The display panel of the monitor, which generates the image you see on your computer screen, is undoubtedly its most crucial component.

Housing Frame:

The frames of several flat LCD and LED monitors are made of metal. The frame or cabinet is the box-like framework that holds all the monitor's parts together. The monitor housing frame is made of various designs and materials, most plastic.

The Display Unit:

The portion of the monitor that houses your LCD screen settings is the display unit. The display itself is housed in the display unit. It has every element required to display images. It contains buttons for adjusting brightness, contrast, color, and other settings.

A Monitor Stand:

The monitor's display is supported by the arm or stand. These arms often have a locking mechanism to keep the display unit in position while transported.

Circuit Boards and Internal Components:

Circuit boards and internal parts control the LED lighting, pixels, and video processing. They additionally handle a variety of inputs, including analog and digital ports.

Types of LED Monitors(LED Displays)

The Edge Lit LED Monitor:

LEDs positioned on the edges of an LCD monitor and facing the center of the screen are used in edge-lit LED displays to illuminate an image. Edge Lit LED Monitors do not completely dim an image like full-array LED displays do since the light-emitting diodes are only located at the screen's edges.

What is a LED Monitor

Full-Array LED Monitor:

LEDs are positioned all over the screen in a complete array LED display. This sort delivers vibrant colors, richer visuals, and deeper blacks and whites of the display. Everything you view on it will appear in real life because of its finer fading.

What is a LED Monitor

The Direct-Lit LED Monitor:

Given that it contains rows of LEDs behind it, this differs from the two displays I've already mentioned. It also differs in that it doesn't employ local dimming, making pure blacks impossible to achieve.

What is a LED Monitor

Full matrix LED:

An LED grid is used in a full matrix LED display located behind an LCD screen. An even, bright image is produced on the LCD screen by LEDs shining directly onto it.

What is a LED Monitor

OLED: Some LED monitors use organic light-emitting diodes (OLED), a more sophisticated type of LED lighting.

What is a LED Monitor

QLED: Quantum Dot LED is the next abbreviation in the list. Samsung's QLED can deliver the high levels of brightness and color depth that HDR demands while enhancing color accuracy by up to 90% compared to a regular LED TV or monitor.

What is a LED Monitor

Types of displays as per performance:

Video display: This is a full-color LED display screen for the video. It can display video, animation, and other video files and is made up of many LEDs.

Text display: This is a single primary LED display panel for text.

Image display: This twin main LED display screen displays images.

Digital display: This seven-segment digital Nixie tube is used in digital displays such as clocks, interest rate screens, and other displays.

LED lattice display module with text and image uses many even-array LEDs. Information about characters and images is displayed using it.

Features of LED Monitor

The flat screen display, small size, and low operating power consumption of an LED display define it. These are the key characteristics of LED screens.

Use Less Electricity: Compared to CRT and conventional LCD monitors, these LED screens consume 730 percent less energy. With these energy-efficient monitors, you can save money while seeing sharp visuals.

Reliable: These LEDs are more dependable and long-lasting than CCFLs, which extends their lifespan.

Clear Images: The high-resolution display panels on LED monitors enable people to observe the images with the highest clarity and detail.

What is a LED Monitor

Advantages of LED Monitor

  • Frequently less costly.
  • A wider range of dimming.
  • More dependable all around.
  • They operate at a lower temperature.
  • An increased dynamic contrast ratio
  • Greater longevity and reduced environmental impact.
  • Flicker-Free Images
  • Better Color
  • Brighter and Sharper Images
  • No lags or motion delay

Disadvantages of LED Monitor

  • Compared to traditional lighting systems, LEDs are more expensive.
  • As LEDs age and get hotter, their hue may change.
  • Compared to LCD or Plasma, LED is much slimmer.
  • Inconsistent contrast ratios
  • A much higher cost.