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Why do computers need cache memory?

Cache memory is also often called CPU memory and it is usually physically located on the CPU. The data that is stored in cache is usually the data and commands most often used by the CPU. It is a very fast way to serve data to the processor, but the size of memory cache is limited.Most modern CPUs have three different types of cache memory. The first, called L1 cache, is the quickest and is the first place that a CPU will look when it needs data. However, it is also the smallest of the three types of cache memory. The second type of cache — and the second place that a CPU looks for data — ..

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How do you record your screen?

Open Steps RecorderTo open Steps Recorder, click on the Start button on the Windows toolbar, type “psr” in the search box, and press the Enter key. When Steps Recorder opens, the program appears at the top section of the screen. Since Steps Recorder is a small program, close any open windows running in the background to avoid obstruction and to prevent accidentally recording any programs that you don't wish to record.Command the program to begin recordingClick the Start Record button to begin recording the activity on your screen. When Steps Recorder is recording the screen, the Start..

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What is the way to update Android OS?

The Android OS for mobile devices was first released on September 23, 2008. Android Lollipop version 5.0.1 was released in December 2, 2014.While the method of updating the Android OS may vary among the different devices, the following are the basic steps that often need to be undertaken when updating the operating system.Step 1: Review version typeCheck what Android OS the device is currently running, as it may already be running the latest version. This might be the case if the device was purchased recently.Step 2: Check the settingsOnce the user confirms that the OS needs to be updated, pro..

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How do I reformat my hard drive?

Back up all your important filesBack up all important files from the hard drive, as reformatting a drive permanently erases all data on the disk and cannot be undone.Open a Run windowHold the Windows key, and press the R key. This opens a window labeled Run.Open the Administrative Tools windowClear out the entry field in the Run window and type "control admintools." Click OK, or press the Enter key.Open the Computer Management appletIn the Administrative Tools window, double click on the shortcut labeled Computer Management.Go to Disk ManagementOn the left-hand panel of the Computer Management..

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Can a cell phone provider retrieve old text messages that have been deleted?

Most phone companies and IT departments do not store and are unable to retrieve the content of deleted text messages. However, certain mobile forensics experts can retrieve thousands of deleted text messages, as well as messages and pictures from apps such as Snapchat. Whether or not text messages are easily retrieved also depends on the make and model of the phone, according to CIO.com.

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What is the difference between the iPhone 3G and the iPhone 3GS?

In terms of dimensions, the 3G and 3GS are the same size and thickness. Both have a 480x320 pixel resolution touchscreen that measures 3.5 inches on the diagonal. The 3GS weighs 4.8 ounces, compared to the 3G's 4.7 ounces.\nBoth phones offer Wi-Fi and Bluetooth connectivity.The battery life is slightly better on the 3GS in regards to Internet use and audio and video playback. The 3GS provides up to 5 hours of Internet use for 3G, 9 hours on Wi-Fi, up to 10 hour of video playback and up to 30 hours of audio. The 3G provides up to 6 hours of Wi-Fi use, 7 hours of video playback and 24 hours..

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What are some good books on creating intranets?

The Robertson books focus on creating an intranet design that meets the needs of the staff who use it. Krug's book takes a common-sense approach to intranet design and is valuable as a reference. The Kuniavsky book focuses on practical solutions and provides different techniques. The Rosenfeld and Morville book is a definitive, comprehensive look at information architecture.

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How do you reboot an iPad?

Press the Sleep/Wake buttonPress and hold the Sleep/Wake button for a few seconds. Wait for the iPad to display a slider on the screen.Slide the buttonOnce the slider appears, follow the on-screen prompts to slide the button from the left to the right. Wait for the iPad to turn off completely.Turn on the iPadPress and hold the Sleep/Wake button until you see the Apple logo. If the iPad appears frozen, you need to use a combination of the Home and Sleep/Wake buttons.Combine the Home buttonPress and hold the Home and Sleep/Wake buttons for at least 10 seconds. This combination should end the fro..

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How do you connect an Apple TV?

Connect the HDMI cableTake one end of the HDMI cable and plug it into the back of your AppleTV. Connect the opposite end of the HDMI cable into the HDMI port of your television. Connect the optional cablesIf you wish to hard wire your AppleTV instead of using Wi-Fi, plug one end of your Ethernet cable into the back of the AppleTV. Connect the opposite end into your modem. If you have a stereo system, plug an optical audio cable into the back of the AppleTV. Connect the opposite end into the audio receiver.Connect the power cordPlug the power cord into the back port of the AppleTV. Plug the end..

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Is there a Stanley Home Products catalog online?

The website also has a contact form by which consumers may send comments and ask questions about the company's products or catalog.\nSince 1931, Stanley Home Products has provided cleaning chemicals and items to consumers. The company currently offers 130 different cleaning and house care products and over 80 personal care and wellness products in its online catalog. Some of the company's recognizable trademark names include Fuller brushes, Aquilaun, Orange Miracle, Naturals, and Slimline,

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