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?

What is Tablet?

A tablet is a mobile computing device typically featuring a flat touchscreen display designed for portable use. Tablets are generally larger than smartphones but smaller than laptops and offer a range of functions and capabilities, such as web browsing, video playback, email, gaming, and various productivity applications. They are powered by an operating system (Android, iOS, or Windows) and can be connected to the internet via Wi-Fi or cellular data networks. Some tablets also have cameras, speakers, and other features, making them versatile tools for work and entertainment.

What is Tablet

History of tablet

The history of tablets dates back to the early 1990s when several companies, including Apple, released early versions of tablet devices. However, it wasn't until 2010, when Apple released the iPad, that the tablet became a mainstream product and a significant force in the tech industry.

The first tablet-like devices, called "tablet computers," were developed in the early 1990s by companies such as GRiD Systems and Microsoft. These devices were designed for specialized uses, such as healthcare and fieldwork, and were typically quite expensive. They had limited processing power and used a stylus for input.

In 2002, Microsoft released the Tablet PC, which was a more advanced version of its earlier tablet computers. The Tablet PC featured handwriting recognition software and a touch screen, making it more user-friendly than its predecessors. However, it was still relatively expensive and gained little popularity.

It was with the release of the iPad in 2010 that tablets became mainstream products. The iPad was a game-changer in the industry, offering a large, high-resolution touch screen and a user-friendly interface. It was also more affordable than previous tablet devices, making it accessible to a wider range of consumers.

Following the success of the iPad, other companies began releasing their own tablet devices, such as the Samsung Galaxy Tab and the Amazon Kindle Fire. These devices offered similar features to the iPad, including touch screens and app stores.

Today, tablets are a popular product, with many consumers using them for entertainment, work, and communication. They have also found use in various industries, such as healthcare, education, and retail.

Types of Tablets

Several types of tablets are available on the market, each with different features and capabilities. Some of the common types of tablets are:

  • Traditional Tablets: These are the most common type of tablet, featuring a large touchscreen display, a slim design, and a range of apps and software. They typically run on an operating system like Android, iOS, or Windows and can be used for various purposes, such as web browsing, gaming, video playback, and productivity.
  • Convertible Tablets: These tablets are designed for both a tablet and a laptop. They feature a detachable keyboard that allows users to switch between a laptop and a tablet form factor.
  • Gaming Tablets: These tablets are designed for gaming and feature high-resolution displays, powerful processors, and advanced graphics capabilities. They are typically larger and more powerful than traditional tablets, allowing for more immersive gaming experiences.
What is Tablet
  • Kids Tablets: These are designed for young children and feature rugged construction, parental controls, and age-appropriate apps and games. They are often more affordable than traditional tablets and are a popular choice for families.
  • E-Readers: These tablets are designed primarily for reading e-books and typically feature a black-and-white e-ink display that is easy on the eyes. They may also have features such as long battery life, built-in lighting, and the ability to download e-books from an online website.
What is Tablet
  • Business Tablets: These tablets are designed for business use and typically feature advanced security features, built-in productivity software, and the ability to connect to corporate networks. They may also include features like a stylus or a detachable keyboard for note-taking and other tasks.
  • Large Format Tablets: These tablets are larger than traditional tablets and typically feature a screen size of 10 inches or more. They are often used for applications such as digital signage, point-of-sale systems, and conference room displays.

Properties of tablet

Tablets are handheld computing devices that typically feature a touchscreen display and are designed for mobile use. Here are some common properties of tablets:

  • Display: Tablets have a flat touchscreen display that is typically between 7-12 inches, although some may be larger. The display is often high-resolution, making it ideal for viewing videos, reading, and browsing the internet.
  • Operating System: Tablets run on various operating systems, including Apple's iOS and Google's Android. Each operating system offers a unique user interface and app ecosystem.
  • Processing Power: Tablets typically have a high-powered processor that allows for smooth performance, even when running multiple apps or processing-intensive tasks.
  • Battery Life: Tablets have a built-in battery that can last for several hours of continuous use, making them ideal for use on the go.
  • Wireless Connectivity: Most tablets offer Wi-Fi and Bluetooth connectivity, allowing users to connect wirelessly to the internet and other devices.
  • Cameras: Tablets typically have one or two cameras, with the front-facing camera primarily used for video calls and the rear-facing camera for taking photos and videos.
  • Storage: Tablets come with built-in storage, typically 16GB to 256GB, and some offer expandable storage via a microSD card.
  • Portability: Tablets are lightweight and portable, making them easy to carry around and use.
  • Touchscreen Input: Tablets are designed for touchscreen input, allowing users to interact with the device using their fingers or a stylus.

Advantages of Tablets

Tablets have become increasingly popular over the past decade due to their portability, convenience, and versatility. Some of the advantages of using a tablet include the following:

  • Tablets are lightweight and compact, making them easy to carry. They are perfect for on-the-go use, whether you are traveling or commuting.
  • Tablets are equipped with a touchscreen, which provides a more intuitive and interactive user experience. You can use gestures such as tapping, swiping, and pinching to navigate and interact with apps.
  • Tablets typically have longer than laptops or smartphones. You can use them on a single charge for several hours, making them ideal for long flights or road trips.
  • Many tablets allow for multitasking, which means you can run multiple apps at the same time. This feature is useful for productivity and entertainment purposes.
  • Tablets typically have larger screens than smartphones, making them ideal for activities such as watching movies, browsing the internet, or reading e-books.
  • There are a wide variety of apps available for tablets, including productivity tools, social media apps, games, and more. Many apps are optimized for tablet screens, providing a better user experience.
  • Tablets are generally less expensive than laptops, making them a cost-effective option for those who need a device for basic computing tasks.

Overall, tablets provide a convenient and portable option for users who need a device for entertainment, productivity, or basic computing tasks.

Disadvantages of tablet

While tablets have many advantages, there are also some disadvantages to consider:

  • Tablets generally have less processing power than laptops, which can limit their ability to run demanding applications.
  • Most tablets have limited internal storage, making storing large files such as movies or music difficult. However, many tablets now have expandable storage options, such as microSD cards.
  • Tablets typically have limited connectivity options compared to laptops. For example, they may not have Ethernet ports, making connecting to a wired network difficult.
  • Tablets rely on touchscreens for input, which can be less efficient than using a keyboard and mouse for certain tasks. This can make tasks such as typing or editing documents more difficult.
  • Tablets are generally more fragile than laptops or desktops, making them more susceptible to damage from drops or impacts.
  • While many tablets allow multitasking, the limited screen real estate can make it difficult to work on multiple tasks simultaneously.
  • Unlike laptops or desktops, tablets often have limited customization options or upgrade components, such as RAM or storage.

Overall, while tablets offer many advantages, their limitations in processing power, storage, connectivity, and input options may make them less suitable for certain tasks or use cases.

How does a tablet work in brief?

A tablet works by using a combination of hardware and software components to perform various tasks. When you turn on a tablet, the operating system (such as Android or iOS) loads and provides a user interface that allows you to interact with the device using your fingers or a stylus.

When you touch the screen, the tablet's touch sensors detect the location and movement of your fingers and translate them into commands sent to the processor. The processor then executes these commands and sends the appropriate data to the tablet's memory, which is stored temporarily.

The tablet's software applications, such as web browsers, email clients, and games, use the processor and memory to perform various tasks, such as browsing the web, sending emails, and playing games. These applications communicate with the tablet's hardware components, such as the camera, speakers, and microphone, to provide you with a complete user experience.

The tablet's battery provides power to all of these components, allowing the tablet to function without being plugged in. Overall, tablets provide a versatile and portable computing experience that is designed to be easy to use and highly portable.

Manufacturing of Tablets

The manufacturing of tablets involves several stages, including design, production, assembly, and testing. Here are the basic steps involved in the manufacturing of tablets:

Design: The first step in tablet manufacturing is designing the product. This includes designing the circuit boards, selecting the components, and creating the mechanical design.

Production: The components are manufactured once the design is finalized. This includes manufacturing circuit boards, processors, memory, displays, and other components. These components are then tested to ensure they meet quality standards.

Assembly: The next step is assembling the tablet—the other fasteners. The battery is installed, and the tablet is connected to a display, touch sensors, and other input/output components.

Testing: After assembly, the tablet is tested to ensure it functions properly. This includes testing the touch screen, Wi-Fi connectivity, camera, microphone, speaker, and other components. Any defects or issues are identified and addressed before the tablet is shipped to the customer.

Packaging: The tablet is packaged in a box with accessories such as charging cables, user manuals, and other documentation. The tablet is shipped to distributors, retailers, or directly to the customer.

Overall, tablet manufacturing involves a complex process that requires full attention to detail to ensure quality production of Form.