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Showing posts with label Computer. Show all posts
Showing posts with label Computer. Show all posts

How To Connect Two Monitor


 Connect Two Monitor 


One monitor may be enough for most computer users. There are however, some instances where using two monitors is not only practical but essential. If you have a Mac or Windows Operating System you can readily install two monitors to one CPU. Once you have an appropriate video card you can easily connect the two. If your computer does not have a video card then installing this hardware will be the only way to create the dual connection.
Required Tools

    * Two Monitors
    * One Computer
    * An Appropriate Video Card

Instructions

The steps you take to connect the two monitors will depend on your current CPU. If, as stated before, there is no video card on your system or it has one that is inadequate then you will have to start the process by installing a new card or make alternative adjustments. Once all the basic hardware is in place then you can create the connection for both monitors.

   1. Begin by assessing your computer's potential. If you need to install a new video card do so by following the instructions that came with it. If you do not wish to change out your card there is the possibility of using a monitor switch box to make the connection. You may use a video card that allows the addition of a second card or you may use a video card that comes equipped with support for dual monitors.
   2. After you have installed the video card configure the preferences section then reboot your computer so that all changes will come in effect. Check to see that the preferences you have selected have been updated.
   3. Now you are ready to create the dual connection.
   4. Connect both monitors to the two available ports. Be careful not to push either monitor's connection cable into the designated slot with extreme force this can damage the monitor and the CPU.
   5. Once more restart your computer so that it will access both monitors.
   6. Next you will need to configure the monitors to derive a suitable display.
   7. Go to the Start menu click on Control Panel and then select the Display icon.
   8. Go to the Display Properties window and choose Settings.
   9. If you would like the monitors to output one uniform display then select the [Extend my Windows desktop onto this monitor] option.
  10. You will likely have to rearrange your desktop icons to fit this new adjustment. You can achieve this by dragging and dropping the icons in the desired areas.
  11. Once you have completed setting up the dual monitor click Apply and allow Windows to activate this new setting. Windows will make certain automatic changes so that the workspace corresponds with the overall resolution of the computer's display.

Tips and Warning

    * You can create a dual monitor set-up that either allows you to display the same information on both screens or in the way described here: using two monitors to create one large display. To create the first type of display you will need to obtain a video port adapter to split the two signals.


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How to use kisMAC

Use of KisMAC

KisMAC is one the best wireless discovery tools available. It features a wide range of uses and is very similar to Kismet, a similar Linux feature. The program was made for network security professionals and is not commonly used or permitted for novices.

It is a free application which passively scans networks and supported cards such as AirPort Extreme, AirPort and other third party cards on the Mac OS X. It can also discreetly crack some WPA and WEP keys and exploit their flaws.

KisMAC has also been used as a means to test a network in order to ensure they do not contain weak passwords. The software is also used to test or audit the vulnerability of a Wi-Fi network and its level of security. It can be used to build HotSpots, for GPS, confirming a channel for use and can also be played around with by advanced computer users.
Features
KisMAC can


   1. Draw network coverage area maps
   2. Supports 802.11 b/g
   3. Is AppleScript-able
   4. Can reveals cloaked, closed or hidden SSIDs
   5. Reveals logged in clients
   6. It features drone support
   7. PCAP export and import
   8. GPS and Mapping support


These are just a few of KisMAC’s features.

How To Use KisMAC

Outlined is a detailed, easy and straightforward way in which to use KisMAC successfully.

   1. It is best to restart the computer in order to have KisMAC run properly. This is done to enable the system to load all original port drivers.
   2. Download the development code. Compile it.
   3. Insert text in the appropriate fields in order to block the format into the terminal. It is best to insert text in one line instead of multiple lines during this process.
   4. Open the Finder, once step 3 has been completed, and locate the KisMAC source folder. Open the folder and find the kismac.app icon. This is what you have created by doing the first few steps and will enable the software to work in conjunction with the Mac OS more passively.
   5. There are three different options within the terminal
                  One option enables the program to facilitate the download and will send you to the KisMAC source folder. This process is done at the Home level.
                  The second option will change the direction the path of the source file and lead it towards the directory named kismac-source directory.
            The third option compiles the source only.
   6. It is important to read all source material that is available with KisMAC software as it is pertinent to understand it before attempting anything. KisMAC is mainly for professionals who already have a clear understanding of the program.

Conclusion

    * KisMAC has since released newer versions which are able to pen test networks when a USB adapter is used. KisMAC works under the GNU General Public License as free software. But it should be noted that using the software to crack WEP passwords is illegal. In some places it is considered a criminal offense and each person using the software should refrain from using it for criminal purposes.


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How to Back System Restore

How To Use System Restore 


System restore is a function available to Windows XP users that will revert a personal computer or laptop to a previously saved state. System restore can be enabled or disabled depending on the preference of the user. Once enabled, it will automatically create restore points to be used in the event that there is a system crash, or infiltration by a virus, spyware or Trojan. If it is disabled, manual restore points can be created that will be used to revert the computer.
When should system restore be used?

When a new computer is setup, it is a good idea to run system restore on the very first day it is bought. This will create a system restore point before personalization begins. In the event that the computer needs to be sold, this restore point can be used to make the programs on the computer’s hard drive “like new” or exactly as they were was on the day it was bought.
What does system restore change?


Files such as documents and pictures will not be deleted when using system restore. If for example, there is a restore point created in January after which photos are added to the My Pictures folder and a browser toolbar is installed, once the system restore that was created in January is used, the pictures will still be in their folder, while the toolbar will be removed. Pictures, emails and documents will remain, while programs will be removed or reverted to the state they were in on the day the restore point was created.
How to use system restore

   1. Go to the Start menu, and select “All Programs” and then “Accessories”. From there, click “System Tools” and then “System Restore”
   2. Check to see that the maximum amount of disk space is allotted for system restore on the computer and that it is turned on.
   3. Click on the system restore wizard option and select “ restore my computer to a previous time” then select next
   4. A calendar will come up that will allow the user to select they date they wish to restore a computer to. (If a new program was installed on January 5, that is giving problems, select January 1 as the restore point.)
   5. Click next and verify that the restore point was selected
   6. Close all open programs and click next to proceed with the system restore
   7. The computer will shut down and then reboot (this may take longer than usual).
   8. When finished, “restoration complete” will appear on the screen and the computer will be restored to the state it was in on the selected date.

Tips and warnings

    * To turn System Restore on or off – go to the System restore tab. Once there, check the box beside “turn off system restore”. If system restore is turned off, all saved restore points will be lost
    * Once system restore is used, and then opened again, the option will come up to undo the last restoration
    * System restore will save as many restore points as it can based on the space allocated by the user.
    * It is recommended that restore points be created before the installation of new programs or before an existing program is removed

How to Use Boot Camp


How to Use Boot Camp


The boot camp that will be referred to is a software that is used to install a PC operating system (such as Microsoft Windows XP, Windows Vista, Windows 7, or GNU/Linux operating systems) on an Intel-based Macintosh computer.
Required Tools

    * Computer/laptop

Required Material

    * Mac OS X.5 Leopard DVD
    * Windows OS (Vista or XP) with Service Pack 2

Instructions


   1. On your desktop, click on the hard drive icon to find out if you have enough space on your hard drive to install a windows operating system. When you click on your hard drive icon, select Get Info (Command-I) from the drop down file menu.
   2. Look at the upper left-hand corner of your screen, there is an Apple menu where you can select Software Update to run all Apple Software updates.
   3. After the updates have been run, reboot your Macintosh computer.
   4. Afterwards, open Applications Folder, find and open Utilities Folder and then select Boot Camp Assistant.
   5. Double click Boot Camp Assistant to run it. You will then follow the specific instruction that will pop up to help set up the software. In the first window you will be prompted to select Continue. In the second window, you will be prompted to choose how much of your hard drive you will use to store the installation of any windows operating system. Afterwards select Continue. In the third window, select Start Installation to begin running windows. Insert the windows media (CD) to begin running the windows operating system.
   6. After the particular windows operating system has been installed, reboot your Mac computer/laptop. Afterwards, put in OS X Leopard DVD. This DVD will run additional software and drivers that Boot Camp needs. After that is done, start the software update (like what was done in step 1) so that your copy of Boot Camp is updated.
   7. Finally, in order for you to launch the particular windows operating system that you have installed, restart your Mac computer. Press the Option Key. This will give you the choice of which operating system you would like to boot from. It maybe from Mac operating system or windows. Afterwards, install the variety of windows updates and security areas. You will do this by turning on Automatic Updates under Start Menu or Control Panels or Systems or Automatic Updates.
   8. Windows will now be running like a Windows PC (personal computer).


Tips and Warning


    * Do not think that your Macintosh computer will be immune to viruses when you use Boot Camp. It will go through the same risk of contracting a virus like any other personal computer
    * You should upgrade your RAM in order for your system to run efficiently as well as speedily. Ensure that you install anti-virus software on your Windows system.
    * You will have to reboot every time that you want to switch platform between your windows operating system and Macintosh system.
    * When you decide to store a windows operating system on your hard drive, you can share the space between your Mac system and the windows partition. You will have the choice of storing the windows system in a 5 GB space or a 32 GB space.
    * When you launch Boot Camp, the kind of windows operating system will prompt you to do different things. You may be prompted to choose the partition on which you want to install windows. You must choose that you are installing on Boot Camp.

How to Increase virtual Memory


How increase virtual memory


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Tools Needed


* PC

Instructions

Click on "Start".
Second  Go to "Control Panel"
Third Double-click the "System" icon. Dialog box opens.
4th Click the "Advanced" tab.
5th Click the "Settings" button.
6th Click on "Advanced". Virtual memory on the interest of the party less screen. As it increases the amount of space to allocate virtual memory.
7th Click "Edit" button.If The computer has the publication in the various files on any storage MEMORY OF they get paid when you want.
8th You can drive C: and 2000MB If you in addition to assigning a unit in the same hard drive DO D.
9th If you do not, no prescription, what room you can "Geree the system size" and allow the system to allocate disk space. The amount of space allocated interest. Very little space will result in "memory error".
10th When you have completed your changes, on the "Set" button.
11th Click the "OK" button.
12th . Click the "OK" button in the next window
13th Click "OK" in the "System Properties" window.
14th Interest computer Recentchanges updated. No restart required.


Tips & Warnings


* You can use the messages of the same facts both minimum and maximum flow. IN THIS CASE, pour PC L'Espace assign all the time. THIS IS doubt if the operating system will have to be assigned a place, if you need additional space to.
* If you follow these instructions to top memory problems with the storage space you need then more RAM on your computer.

How to compress a video file


How to compress a video file



There are many types of video files that are used to store or share for personal use. Video files take up much space on the hard drive of the computer. Sometimes it may be necessary to select a video file via e-mail. This can cause problems to do, because the file is too large to transfer e-mail program. Even if you are lucky enough to successfully send the file, it will download and display the file problems. How do you handle such a situation around? The answer to your problems is file compression. If the file is compressed, it takes up less space, because it is greatly reduced. The file is not changed, so video quality is maintained. To compress video files must have a compression software such as WinZip or WinRar. Compress a video file is very simple, if you have the software. Here are the instructions to you compress a video file:
Tools Needed


* Computer with WinZip or WinRar software and video files stored in the system
You may download winrar file To compress video

Instructions

A. Locate the video files on your computer. In this example, let's say, they are stored in "My Videos" folder in "My Documents". To retrieve the file, click the "Start" button at the bottom of your screen and click on "My Documents." You can also use the "My Documents" folder by double-clicking the icon on the desktop. If "My Documents" opens, look for the "My Videos" folder and double-click it to open it.
Second Now you have found the video files that you need to put it in a folder that you want to compress. To do this, right-click an empty area and scroll down to "New" and then select "Folder." Enter a name for the new folder, if you see the word highlighted. To compress a single video file, click and drag and drop into the newly created folder. To compress more than one click and drag a folder of your choice. Another way the "Ctrl" key while clicking. The videos you want Then they pull out all at once and put it in the folder.
Third Now that the files are in a folder, right click on the folder.
4th Select "Send to" drop down menu that appears.
5th Select "Compressed (zipped) Folder". Compression begins.
6th When the process is complete, you can attach the file and send it by e-mail. If you only compress the file to save space, you can peace of mind knowing that you saved a little more space.


Tips & Warnings


* If you compress a video file to send by e-mail, please note that the recipient a program like WinZip or WinRar you need to open the file.
* Compress a file does not change its quality, unless pressed too many times.