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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

What is the definition of peripheral?

A periphery is the outer limit of something, so peripheral relates to something on the edge. For computers that means the stuff that works with it but is not a part of it. Like a printer.

How many transistors does an computer have?

Anywhere from none to many billions, depending on the computer.

  1. vacuum tube computers had no transistors
  2. transistorized computers had a few thousand to a few hundred thousand transistors
  3. integrated circuit computers had a few tens of thousands to a few million transistors
  4. microprocessor computers have had a few thousand to many billions of transistors

What part of the computer directs the acitvites in the CPU?

The fastest components such as CPU and primary memory travel through the north bridge. Inside the actual CPU there are various caches. A modern Intel architecture (x86) CPU has an L1,L2 and L3 cache.

CPU cache is important as it reduces the time needed to access the primary memory. Usually L1 is purely for instructions, and L2 can store small amounts of data. And L3 works with both of them..

What is a wireless extender?

There is one limitation of your wireless network, yes you guessed it right and that is the amount of an area its cover. As you go away from your Netgear router device you face any issue with a weak signal and to solve this problem wifi extender comes into play. WIfi extender or you might also call them range extender or wifi booster all mean the same at the end of the day. Basically, it is a device used to repeat your wifi signal from your router/ device to expand its coverage. Its main function is to capture the wifi signal from your device and expand them to areas where the signal is weak or does not exist so that you can enjoy your favorite show movie or do your office work without any worry or lag. Netgear has been providing some great wifi range extenders devices to help its users to expand their coverage. Also, check our extender buying guide for more info.

If you are facing any Issue during Extender Setup or HP printer setup, Call on Toll-Free Number +1-888-346-4070

Is a hard drive a peripheral device?

No,hard disk is not a peripheral device it is esseintial part of computer

What is the difference between USB 2.0 and 3.0?

as far as i can tell its just for all practical purposes nothing but the price ...... there is some technical mumbo jumbo ....(see below) but unless your cable runs are reaching toward maximum....why bother???

"The maximum length of a standard USB cable is 5.0 meters (16.4 ft). The primary reason for this limit is the maximum allowed round-trip delay of about 1500 ns. If a USB device does not answer to host commands within the allowed time, the host considers the command to be lost. When USB device response time, delays from using the maximum number of hubs and delays from cables connecting the hubs, host and device are summed, the maximum delay caused by a single cable turns out to be 26 ns [10]. The USB 2.0 specification states that the cable delay must be less than 5.2 ns per meter, which means that maximum length USB cable is 5 meters long. However, this is also very close to the maximum possible length when using a standard copper cable."

from wikipedia

The difference between USB1 and USB 2 is that the USB 2 is shielded (like TV coaxial cable) to prevent signal loss between computer and printer. Look for a printer cable that is clear with the shielding visible.

What does INF stand for?

If you are talking about computer .inf files it stands simply for INFORMATION. It is a plain text file used by Microsoft Windows for the installation of software and drivers.

What is the address of COM1?

From: http://www.techadvice.com/tech/C/ComPort_TS.htm

  • Com1, IRQ 4, address: 3F8
  • Com2, IRQ 3, address: 2F8
  • Com3, IRQ 4, address: 3E8
  • Com4, IRQ 3, address: 2E8

Why would a Computer randomly shut down and then must try many times to restart power?

If it wasn't due to an update or installed program it may have been a virus. It's hard to say without more information. If you don't have antivirus or anti-malware software I'd highly recommend you get software to do that. Malwarebytes is free and very good for anti-malware.

How much is 2 MB in KB?

IN DECIMAL FORM: kb means KILO (kilo in 1000) BYTE, and mb means MEGA (mega as in the next 1000) BYTE. So 1kb has 1000bytes, 1mb has 1000kb, 1gb has 1000mb, 1tb has 1000 gb and so on... Therefore, 2mb has 2000kb. IN BINARY FORM: kb means KILO (kilo in 1024) BYTE, and mb means MEGA (mega as in the next 1024) BYTE. So 1kb has 1024bytes, 1mb has 1024kb, 1gb has 1024mb, 1tb has 1024 gb and so on... Therefore, 2mb has 2048kb

Is a keyboard an example of computer hardware?

Yes. Input devices are examples of computer hardware. Computer hardware is all the physical parts of a computer. Scanners, keyboards, CD-ROM drives, mice, and cameras are all types of hardware.

What is a system clock function of a computer?

the system clock determines how fast the computer can process information. it is measured in operations per second. i believe 1GHz is equal to 10,000 processes per second? but im not sure. however, each thing you do on a computer may take multiple lines of code. for example, clicking the mouse may take 2 lines or so to execute.

Overclocking is the process of increasing the clock to a higher level so it can perform more operations per second

How many pins there is in a SVGA connection?

A cable that converts VGA to RCA has 19 pins. The VGA cable has 15 pins, 3 pins are in the center of the RCA jack, and one pin is unused. This will work to convert an older tv to work with newer cable services.

Is link another term for hyperlink?

It can be called a few different thing other than regular old Hyperlink .. It can be called a WebLink,Url,Link,Link ,Hyper Text Transition Listing Via Standard Uni Code / Special Character / Font Set.

This all The Ones I know and some of ones I looked up how to spell for you .

Which is faster a PCI slot or ISA slot on a motherboard?

The PCI slot is faster. Offer mayor speed because the PCI use more faster BUSes and new architectures. The PCI EXPRESS is the newest version of the PCI architecture.

Can you drive in a walking boot?

I have one on right now.. It seems it would be quite hard to drive....

What is the reason for having a cache memory?

Cache simply is for speeding up the processes already completed, since it is faster than ram, and easier to access. it basically is just for speeding up applications you use often. cache is volatile meaning that it is erased when you turn off your computer.

How many usb port on dell vostro 1014?

There is no minimum or required number for USB ports on a laptop. Depending on the age and design of the laptop, it could be anywhere from zero to ten.

I have seen only 2 USB ports on older laptops, most of the new ones atleast have 4 USB ports. Netbooks(10" & 11") have not more than 2 USB ports. If in anycase you need more USB ports, you could buy an USB hub for as less as 10$, which will add 4 more ports to your laptop.

Who uses a tablet PC?

Casual I would think. Anything more than casually using a computer is a pain on Windows 8 (Or any other tablet software for that matter) and that would always restrict you.

I would also have to look into how well those detachable keyboards are. If they are a pain to type on that could make a difference as well.

What is the difference between network administration and system administration?

In the simplest of terms they are the same, it is just the target supported is different. Network administration supports the hardware and software that makes up the network, switches and routers for example. System administration would involve the support of the various servers that would be connected to the network, database, email, and web servers are good examples. http://en.wikipedia.org/wiki/System_administrator

http://en.wikipedia.org/wiki/Network_administrator

List the steps to get a printed screen of an error message?

The list of steps to get a printed screen of an error message begin with pressing the Print Screen key on your keyboard once. Look for the PrtScn key. The next step is to open an image editing program and paste the image into it. You can then save and print the image.

Which one of the following measures the speed of the CPU?

CPU Speed is meshed in Gigahertz. For example: Abbreviation for gigahertz. One GHz represents 1 billion cycles per second. The speed of microprocessors, called the clock speed, often is measured in gigahertz. For example, a microprocessor that runs at 200 GHz executes 200 billion cycles per second.

How do you store digital pictures on the computer?

If they are already in the computer, go to the top left hand corner and click 'file' then click 'save as' and save it to a folder in the computer's system.