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?

How to enable or disable DHCP in Windows?

DHCP stands for Dynamic Host Configuration Protocol. A network protocol enables network devices, such as computers, smartphones, and printers, to dynamically obtain IP addresses and other network configuration parameters. DHCP servers provide IP addresses to network devices automatically, eliminating the need for manual IP configuration.

DHCP allows network administrators to manage and allocate IP addresses more efficiently, reducing conflicts and making adding new devices to the network easier. When a piece of equipment joins a network, The DHCP server receives a request from the client and assigns an IP address and other configuration options, including the subnet mask, default gateway, and DNS servers.

DHCP can be used in various network environments, including small home networks, large corporate networks, and internet service providers (ISPs). It is also widely used in deploying Internet of Things (IoT) devices, which require dynamic IP address allocation to function efficiently.

Why enable or disable DHCP?

Enabling or disabling DHCP depends on the network requirements and the specific scenario. 

DHCP is typically enabled in networks where many devices need to be connected, and manually configuring IP addresses for each device would be time-consuming and error-prone. DHCP can automatically allocate IP addresses and other necessary network configuration parameters, making managing the network easier and reducing the possibility of conflicts.

On the other hand, DHCP can be disabled in some cases, such as when a device requires a fixed IP address or when network administrators want to control and manage the IP addresses and other network settings manually. In such cases, a static IP address can be configured on the device to ensure it always has the same IP address, subnet mask, and other network configuration parameters.

How can DHCP be turned on or off in Windows 8 and 10?

To enable or disable DHCP in Windows 8 and 10, you can follow these steps:

  • Open the Control Panel by clicking the Start menu and typing "Control Panel" in the search box.
  • Click on "Network and Sharing Center."
  • Click on "Change adapter settings" in the left-hand menu.
  • Right-click on the network connection you want to configure (e.g., Ethernet or Wi-Fi) and select "Properties."
How to enable or disable DHCP in Windows
  • Internet Protocol Version 4 (TCP/IPv4) should be selected, and the "Properties" button should be clicked.
How to enable or disable DHCP in Windows
  • In the General tab, select "Obtain an IP address automatically" to enable DHCP or "Use the following IP address" to disable DHCP and enter a static IP address.
How to enable or disable DHCP in Windows
  • Given by your network administrator or ISP if you chose to "Use the following IP address" in the field provided.
  • Click "OK" to save the changes and close the Properties window.

If you disable DHCP and enter a static IP address, you must manually enter the DNS server addresses in the "Use the following DNS server addresses" section.

How do enabling or disabling DHCP in Windows Vista and Windows 7?

To enable or disable DHCP in Windows Vista and Windows 7, you can follow these steps:

  • On the Start button, select "Control Panel."
  • Click on "Network and Sharing Center."
  • Click on "Change adapter settings" in the left-hand menu.
  • Right-click on the network connection you want to configure (e.g., Ethernet or Wi-Fi) and select "Properties."
  • Internet Protocol Version 4 (TCP/IPv4)" from the list, then click on the "Properties" button.
  • In the General tab, select "Obtain an IP address automatically" to enable DHCP or "Use the following IP address" to disable DHCP and enter a static IP address.
  • If you selected "Use the following IP address," type your IP address, followed by your subnet mask and default gateway provided by your network administrator or ISP.
  • Click "OK" to save the changes and close the Properties window.

If you disable DHCP and enter a static IP address, you must manually enter the DNS server addresses in the "Use the following DNS server addresses" section.

How can DHCP enable or disable in Windows XP and previous versions?

To enable or disable DHCP in Windows XP and earlier versions, you can follow these steps:

  • "Open the Control Panel," which can be found by selecting the Start button. 
  • Double-click on "Network Connections."
  • Right-click on the network connection you want to configure (e.g., Local Area Connection) and select "Properties."
  • Select "Internet Protocol (TCP/IP)" and click on the "Properties" button.
  • In the General tab, select "Obtain an IP address automatically" to enable DHCP or "Use the following IP address" to disable DHCP and enter a static IP address.
  • If you selected "Use the following IP address," key in your IP address, subnet mask, and default gateway provided by your network administrator or ISP.
  • Click "OK" to save the changes and close the Properties window.

If you disable DHCP and enter a static IP address, you must manually enter the DNS server addresses in the "Use the following DNS server addresses" section.

Troubleshooting tips:

Here are some general troubleshooting tips that may help you solve common problems:

Check your connections: Ensure all cables and wires are connected securely and correctly. Check that your device is properly plugged in and turned on.

Restart your device: Sometimes, a simple restart can fix many problems. Try restarting your device and see if the issue persists.

Check for software updates: Make sure your software is current. Many problems can be resolved by installing the latest updates. If you think your device may be infected with a virus or malware, do a virus scan, run a virus scan using reputable antivirus software.

Check for conflicting software: Sometimes, two or more software programs may conflict, causing problems. Check for conflicting software and uninstall any that are not needed.

Reset your device to factory settings: If all else fails, try resetting it to its factory settings. All data on the device will be deleted as a result, so be sure to back up any important data before doing so.

Seek help from technical support: If none of the above troubleshooting steps work, seek help from technical support. Many manufacturers have dedicated technical support teams that can assist you with troubleshooting and solving problems.

Advantages of DHCP in Windows:

Dynamic Host Configuration Protocol (DHCP) has several advantages in Windows environments, including:

  1. Automatic IP address assignment: DHCP automatically assigns By assigning IP addresses to networked devices, manual configuration is no longer necessary. This speeds up the process and lowers the possibility of an IP address configuration error in the IP address configuration.
  2. Centralized management: DHCP servers can centrally manage IP addresses and other network settings, making it easier to maintain and troubleshoot the network.
  3. Efficient use of IP addresses: DHCP can reuse IP addresses that are no longer in use, which helps conserve IP addresses and reduces the need for manual IP address management.
  4. Flexibility: DHCP can assign different IP addresses and network settings to different devices based on their needs and requirements.
  5. Quick and easy configuration: DHCP allows for quick and easy configuration of network settings, especially in larger networks with many devices.
  6. Remote administration: DHCP can be administered remotely, which allows for easier management of distributed networks and remote offices.
  7. Reduces human error: DHCP reduces the likelihood of human error in IP address configuration, which can cause network problems and downtime.

Overall, DHCP simplifies network administration, reduces errors, and makes managing IP addresses and network settings in Windows environments easier.

Disadvantages of DHCP in Windows:

While DHCP has several advantages, there are also some potential disadvantages in Windows environments, including:

  1. Single point of failure: If the DHCP server fails, devices on the network may not be able to obtain IP addresses or connect to the network.
  2. Security risks: DHCP can be vulnerable to security risks, such as rogue DHCP servers or unauthorized devices connecting to the network.
  3. Limited control over IP address allocation: With DHCP, the IP addresses are assigned dynamically, which can limit control over IP address allocation, leading to conflicts or IP address exhaustion.
  4. Slow boot process: During the boot process, devices must obtain an IP address from the DHCP server before connecting to the network. Whenever the DHCP server is sluggish, this can cause a delay in the boot process.
  5. Network complexity: DHCP adds complexity to the network infrastructure, making it more difficult to troubleshoot problems and perform maintenance.
  6. DNS and DHCP integration: DNS and DHCP are often integrated to simplify network administration. However, this integration can also create problems if misconfigured, leading to issues with name resolution or IP address allocation.