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Computer Hardware

Computer hardware is a general term used to refer to all the physical parts of a computer. Internal hardware devices include hard drives and motherboards, while external hardware devices include monitors, mice, keyboards, and printers.

11,849 Questions

Does it matter how cheap your processor is for your computer is?

Yes it matters. if you want to use a computer for graphics then you need a fairly large processor. if you want to do games you need a big processor. if you want to upgrade your OS someday then you need to have a good processor. Also, the size of your processor effects your speed.

In what year Acer Aspire 4736z in production?

"Acer Aspire 4736z" was released in 2009. I Do not know the exact date of the month.

How is Hardware used to manage information?

a hardware is a tool designed in a way that their owners can easily keep and manage information.Their are lot's of codes in it that is designed by hard work that tells it whether it can be placed in this or that this helps it to manage the information

Which PC drive interface is a parallel system bus?

SCSI (Small Computer System Interface) is a parrallel system bus.

What types of processing devices are used in laptops?

same as in desktops and many modern mainframes and supercomputers. just lower power versions as laptops are harder to cool.

Can you change the frame type of an Network Interface card in an Ethernet network be used in a token ring network?

no. The differences between ethernet and token ring are greater then the frame type. Ethernet uses CDMA and token ring uses.....well a token. Token ring adapters have an on-board processor for source route bridging which uses a RIF field and ethernet has nothing of the sort.

There are many more examples, but the simple answer is it will not work.

fm

What is example of fetch and execute cycle?

When a typical microcomputer has finished executing a program control is transferred to another program which flashes the cursor on the screen and checks the keyboard if any keys were pressed

In some processors an insruction may take up more than one storage location

Which two internal expansion slots in laptops are commonly used to install wireless adapter cards?

The two internal expansion slots in laptops that are commonly used to install wireless adapter cards are the Mini-PCIe and the PCI Express Micro. The Mini-PCIe is for devices that have requirements such as logistics, kiosks, computing, and POS terminals.

What is the clock speed of the human brain?

It's hard to give a meaningful answer to this, since the brain is more like a massively-parallel analog computer than a digital computer.

Chris Westbury says our "raw clock speed" is 20 million billion calculations per second, or 20,000,000 GHz, yet we can only do conscious calculations at 2 Hz. Individual neurons fire at about 200 Hz max.

Neurons transmit electrochemical signals at about 150 m/s, but digital computers transmit them at close to the speed of light, 300,000,000 m/s.

There are 4 basic levels of brain waves measured on an EEG. They range from about 4 Hz (cycles per second) in deep sleep to over 13 Hz when wake and alert. These have nothing to do with the processing speed of the brain, though, they are more like overall rhythms of the brain.

What are integrated speakers?

integrated speakers are speakers that come inside a gadget such as a laptop. Years before in order to record sound together with images in the web cam people had to buy an external microphone. Laptops bring the integrated speakers.

Where is cache loacated?

depends on what cache u talking about. be more specific.

Browser cache?

google : computer browser cache

RAM cache?

http://www.webopedia.com/TERM/c/cache.html

google is god, k?

Describe the two types of definitions in a directory's schema?

You need to amplify the question and provide more details. I'll take a stab at it, though. A directory is a table of pointers to files on a data storage media. This can be simplistic tables (the directory is a list of file starting points with names, lengths and attributes and the actual details of the files are in a separate File Allocation Table) or a meta table where the start is like the simple table based version, but the information on the file is scattered accross the file itself (typically, a b-tree structure). The two types of definitions I think you mean are thus File Identifiers, like the file name, and File Allocation, like the FAT or b-tree.

What must you match when purchasing a power supply?

The equipments power requirements, and the mains voltage. The output of the power supply must be able to deliver the correct voltage to the equipment, at the appropriate wattage. Additionally, it should be capable of operating on the supplied mains voltage and wattage.

Can you buy a webcam then hook it up to your computer or does the webcam have to come with the computer?

Yes you can ! There are many models of separate web-cam available from any good computer shop.

Some computers (such as the lap-top I'm using now) have a web-cam built in -lots of them don't. I have a spare, separate web-cam, that I used to use with my old computer before I bought this one.

What devises are used for input?

Devices not devises i think

and the answer is

Keyboard , Mouse , Scanner , Fingerprint reader, Touch pad, Touch screen monitors, etc

What are some of the best-rated flatbed scanners?

It really depends on what type of flatbed scanner you are looking for. For example, Cannon 900f would be the best if you are looking for a document scanner, whereas, the Epson scanner would be best for photos.