Because the processor is the single biggest energy consumer in a computer, chip designers make them as energy-efficient as possible.
Which printers use static electricity and toner?
A laser printer doesn’t look that different to an inkjet printer, but it puts ink on the page in a completely different way. Instead of heat and ink, a laser printer uses static electricity to transfer a dry ink powder called toner.
Which computer is large expensive?
Supercomputer is one of the greatest examples of top tier modern computers. The modern supercomputers are large in size and they are very expensive also (millions of dollar).
What computer is large expensive and is designed to execute a few programs as fast as possible?
The chief difference between a supercomputer and a mainframe is that a supercomputer channels all its power into executing a few programs as fast as possible, whereas a mainframe uses its power to execute many programs concurrently.
Which of the following is one of the most common ways to input data?
Fortunately, computers have come a long way since the 1970s, and we can now input data into them using a variety of easy-to-use devices. The most common input devices are the keyboard, mouse, and touch screen . Portable keyboard, wireless mouse, and iPhone.
What computer is bigger than macro?
Mini computers :
Mini computers offer facilities for faster processing of voluminous information. Mini computers, of course, are bigger than microcomputers but smaller than most of their elders called mainframes.
Do only desktop computers contain drive bays?
Only desktop computers contain drive bays .
How does printers use static electricity?
How a laser printer works. ... It makes a laser beam scan back and forth across a drum inside the printer , building up a pattern of static electricity. The static electricity attracts onto the page a kind of powdered ink called toner. Finally, as in a photocopier, a fuser unit bonds the toner to the paper.
Why do printers use static electricity?
The primary principle at work in a laser printer is static electricity, the same energy that makes clothes in the dryer stick together or a lightning bolt travel from a thundercloud to the ground. ... Since oppositely charged atoms are attracted to each other , objects with opposite static electricity fields cling together.
What are the 7 steps of the laser printing process?
- Step 1: Sending. To begin the laser printer process, the document is broken down into digital data and sent from the respective computer to the printer. ...
- Step 2: Cleaning. ...
- Step 3: Conditioning. ...
- Step 4: Exposing. ...
- Step 5: Developing. ...
- Step 6: Transferring. ...
- Step 7: Fusing.
What holds the programs and data a computer is currently running?
Memory is the part of the computer that holds data and instructions for processing. Although closely associated with the central processing unit, memory is separate from it. Memory stores program instructions or data for only as long as the program they pertain to is in operation.
Which utility temporarily removes redundancies in a file to reduce the file size?
A file compression utility is a program that takes out redundancies in a file to reduce the file size.
What CPU has two processing paths?
| Term Computers are ______ language consisting of 0’s and 1’s. Definition binary | Term What type of CPU has two processing paths, allowing it to process more than one instruction at a time? Definition dual-core | Term The Internet is ____. Definition a large network of networks |
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What three parts of a computer can accept input?
The keyboard, mouse, and modem are input devices. The monitor, printer, and modem are output devices.
What type of data is accepted by computer?
The main types of data that can be input into a computer and processed are numeric, text, dates, graphics and sound .
Which computer device is both input and output?
For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. Devices for communication between computers, such as modems and network cards , typically perform both input and output operations.
