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Computers

This category includes questions and answers about computers and everything related to computers.

48,002 Questions

What is the best price on a laptop computer?

This question cannot be reasonably answered.

There are literally hundreds of thousands of laptops for sale, and each has it's own advantages and disadvantages. It depends solely on what you are looking for, what you plan to do, and how much you want to pay.

Does deleting games on your pc make it faster?

NO, downloads have nothing what so ever to do with speed. The only affect a download has is storage. That is, it fills up your hard drive and takes away storage space.

If you want to speed up your PC, there is no magic trick or and special thing. A lot of people take there PC to a place to get it done when it is very simple and not rocket science.

Get a Registry cleaner, and defragment your hard drive. The only other way to get speed

is to increase the memory the PC has. If you have 2gig memory, 3gig or 4gig will speed it up. Yes, its ok to run 4 gig on vista, just because windows does not see all of it,the computer is still using it.

Why is the world wide web called information superhighway?

Any mechanism that permits the high speed transfer of data from one computer system or network to another, like the Internet, cable, broadband, etc. The World Wide Web is the ultimate information superhighway. The term is associated with Al Gore who introduced the term in 1978. See related links for more information (via the information superhighway!)

What are the disadvantages of mesh topology?

There are several advantages to a mesh network topology. First, it is fault tolerant; since there is no gateway, nodes can connect to each other with no regard to the state of the rest of the network. In addition, nodes can create their own paths through the network because there is no gateway computer.

One disadvantage to a mesh topology is that setup time can be quite time consuming.

What is removable hard disk?

A removable storage device is any storage device that can be easily removed and taken to another computer. Examples would include CDs and DVDs, floppy disks, and USB Flash drives.

Is friction an energy?

No, while friction is often involved in thermal energy release, friction is a mechanical interaction among two or more bodies and/or fluids that give rise to a resistive force.

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There are two types of friction - static friction and dynamic friction - and their relationship to energy are different. In static friction, the combined surface tension and dynamic friction between two relatively stationary objects presents sufficient resistive force to completely oppose the incidental differential force that tries to make one body move in relation to the other. In other words, the incidental force is not strong enough to overcome the static friction, and consequently neither body moves in relation to the other body. An example is trying to push or drag a heavy box along the ground - the static friction is so strong that, even though you push hard (apply a lot of force), the box does not budge - static friction prevents the box from moving at all. In the case of static friction, no thermal energy is released.

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In dynamic friction, one body or fluid is in motion with respect to another body or fluid, and the mechanical interaction among them resists their relative motions. An example is riding a bicycle on level ground - dynamic friction opposes the movement of you and the bicycle with respect to the ground and the air, and unless you pedal to overcome the dynamic friction, the bicycle will slow down and eventually stop. When dynamic friction occurs, kinetic energy (speed) is converted into thermal energy (heat), and the heat is released to the immediate surroundings.

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Note that friction releases other forms of energy, not just heat. Friction often converts kinetic energy into sound - think of squealing brakes. In the case of wind blowing over the ocean, the friction between the air and the water gives rise to ocean waves, which themselves carry energy across the ocean surface.

Do videos take up space on a computer recovery disk?

Yes they do,just like all the other things that will be put inside your recovery disk.

Can you re-record in an already recorded DVD?

No. However if you used Nero Burning ROM 8 or 7 Edition you could set the feature to be able to add information. But you will never be able to erase and recopy.

---- Answered by: James Hong

What is cross mobile platform application?

A cross-platform application is an application which can run on multiple computer-platforms. Any computer program or piece of software, which is able to run on more than one platform can be termed as a cross-platform application. It is also known as multi-platform application. A platform includes the computer-architecture, operating system, software-framework and programming languages.

What are three advantages of computer networking?

1. Easy Communication and Speed It is very easy to communicate through a network. People can communicate efficiently using a network with a group of people. They can enjoy the benefit of emails, instant messaging, telephony, video conferencing, chat rooms, etc. 2. Ability to Share Files, Data and Information This is one of the major advantages of networking computers. People can find and share information and data because of networking. This is beneficial for large organizations to maintain their data in an organized manner and facilitate access for desired people. 3. Sharing Hardware Another important advantage of networking is the ability to share hardware. For an example, a printer can be shared among the users in a network so that there's no need to have individual printers for each and every computer in the company. This will significantly reduce the cost of purchasing hardware.

How are IT and computers related?

Information technology (IT) is a catch-all category for hardware, software, databases, data communications ... all the technology stuff that goes into information systems. Computer science is the field of study that covers the design and development of software*. It therefore underlies some aspects of IT. Other parts of IT are supported by other fields of study, such as computer/electronic engineering. __________________________________ *There are grey areas, such as computer architecture, that some people would put in computer science but others would not.

What is the best deal for laptop that are reliable and have solid performances?

Ok.. I'm spilling all the beans on this one!

I used to work in the call center for a national computer repair company and it seemed to me that over 80% of our customers had Dells & Gateways. Now I don't know if that was because they sold the most laptops or if they just needed the most repairing. I do know though Dell is good for price. You can but the most basic Inspiron for under $400.

My son has an Acer Aspire 5200 running Windows7. The very first thing I noticed is that this model doesn't have a webcam, and the sound is terrible and there is no volume control. You have to control the sound thru the CTRL + arrow keys.

Personally I have a Toshiba Satellite L305D. I bought it in Jun 2009 for $480 and have been very happy with it ever since. It's got a 2.2ghz AMD processor (I prefer AMD as they run cooler compared to the Intel) 250gb hard drive, 3gb Ram. The keyboard is comfortable, display is bright & sharp, and the 5:1 surround sound is very clear/crisp. The case is sturdy and durable. Me? - I'd check out a Toshiba or an HP. They're both very dependable and make very good laptops.

Does cheat engine slow down your computer?

people lie on here so they can crash your computer

it does crash it.

What is the best desktop computer for students?

Who does not need a laptop in this modern age? That time was gone when laptops were considered a luxury. Today, it is the most important necessity for anyone, especially for a student. It becomes very difficult to select one from the numerous options available in India. Still, we are trying to compile a list of the best laptops for students in India.

  • Lenovo IdeaPad Flex 5 14
  • Asus VivoBook 17 M712
  • Lenovo Chromebook Duet
  • Acer Swift 5 (14-Inch) Review
  • Dell Chromebook 11 (3100)
  • Acer Nitro 5 Gaming Laptop
  • Lenovo IdeaPad Gaming 3 Laptop
  • Acer Swift 3 Ultra Thin and Light Notebook
  • Lenovo IdeaPad Flex 5 2-in-1 Touchscreen Laptop
  • Asus VivoBook S S14 Thin and Light Laptop

How do you pick the best laptops for students?

  • Weight And Size
  • Battery Life
  • Display And Resolution
  • RAM
  • Processor
  • Hard Drive And Storage
  • Operating System
  • Price Range

Hurry, don’t wait! Go to your nearest laptop showroom, grab the best deal.

What was the first GUI OS?

It was Xerox in 1970s with the Xerox Alto. The Alto actually had a GUI. Until Apple had created the Macintosh, there really was no GUI. In 1985, Microsoft created a crude GUI, Windows 1, which was only just an enhanced DOS Shell.

What happens when you boot a computer?

a pin on the CPU sets the address register to a set address (000000 on most chips)

and sets the CPU to fetch its first command.

A ROM at that address contains a start-up program called the bootstrap.

that program switches to a second program which switches to a third, etc

each program gives the computer more capability.

When it can read a disk it does, reading in the operating system that you get with the computer.

What are expansion cards?

Expansion cards are any cards that you use to upgrade your PC throught the expansion slots in your computer. Examples of some are Sound Cards, Video Cards, Modems, NIC ( network ) cards, USB Controllers, etc.

Which one of the following would not be a personal computer?

Originally, the distinction was made between personal computers which were relatively smaller, less powerful machines used by individuals at their homes, and business computers used by big companies, which were larger and more powerful. As computing technology has advanced over the decades, personal computers are now much more powerful than the previous business computers used to be, and now most businesses use exactly the same kind of computers that individuals use. However, there are some businesses that still require more powerful computers than the personal computer. Banks, for example, have greater needs. There are also special computers used for scientific research.

Can PC games be played on anything besides a computer?

This depends on the game. Games created with cross-platform code, like Java or Flash, can run on any supporting device. Otherwise, multiple versions of a game have to made to work on different platforms or operating systems.

How do you check the cookies in a computer?

To enable cookies, follow the instructions below for the browser version you are using.

Mozilla Firefox (1.0 final release and earlier)

* Go to the "Tools" menu. * Select "Options". * Select the "Privacy" icon in the left panel. * Check the box corresponding to "Allow sites to set cookies". * Click "OK" to save changes.

Netscape 7.1/Mozilla 5.0

* Select "Preferences" from the Edit menu. * Click on the arrow next to "Privacy & Security" in the scrolling window to expand. * Under "Privacy & Security", select "Cookies." * Select "Enable all cookies". * Click "OK".

Microsoft Internet Explorer 6.0+

* Select "Internet Options" from the Tools menu. * Click on the "Privacy" tab. * Click the "Default" button (or manually slide the bar down to "Medium") under "Settings". * Click "OK".

Microsoft Internet Explorer 5.x

* Select "Internet Options" from the Tools menu. * Click on the "Security" tab. * Click the "Custom Level" button. * Scroll down to the "Cookies" section. * To enable: o Set "Allow cookies that are stored on your computer" to "Enable". o Set "Allow per-session cookies" to "Enable". * Click "OK".

Microsoft Internet Explorer 4.x

* Select "Internet Options" from the View menu. * Click on the "Advanced" tab. * Scroll down to find "Cookies" within the "Security" section. * To enable: o Select "Always accept cookies". * Click "OK".

Netscape Communicator 4.x

* Select "Preferences" from the Edit menu. * Find the "Cookies" section in the "Advanced" category. * To enable: o Select "Accept all cookies" (or "Enable all cookies"). * Click "OK".

What are the characteristics of integrated circuit computers?

They make computers smaller, faster, and perhaps more reliable. First computers were made of vacuum tubes. They were later made using transistors. After that, the transistors were moved to integrated circuits. From there was VLSI, or very large scale integration.

What type of waves do computers use?

Computers do not use waves, they use a digital signal. Unlike a wave, a digital signal is composed of a sequences of high and low voltages. These voltages remain at a constant voltages for both high and low. For example, a high voltage may be 5v while a low voltage may be -5v. Computers are designed to interpret these as 1s and 0s, or binary - the language of computers.