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Computers

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

48,002 Questions

What is made up of two or more what connected by transmission media?

A network is made up of two or more devices connected by transmission media, such as cables or wireless connections. This allows the devices to communicate with each other and share resources like files, printers, or internet access.

What is the largest pc producer?

As of 2021, the largest PC producer in the world is Lenovo, followed by HP and Dell. Lenovo has a strong presence in both consumer and enterprise markets, contributing to its leading position in the PC industry.

How many numbers and characters are represented in computer memory?

Since binary only has two binary digits (0 or 1), then for a 32-bit address space (4GB of memory total) there is an absolute maximum of 34,359,738,368 possible values in the range 0 to 1, inclusive, and an absolute minimum of 1 value in the unsigned range 0 to 234,359,738,368-1, inclusive.

There's no real point in discussing how many characters are represented, since digital computers only store numeric data, not characters. It's the programs you run that determine what each numeral actually represents -- the actual data -- whether it be a signed value, an unsigned value, a floating point value, a character code, or some other form of data altogether, all of which must be digitised (encoded in binary).

If we ignore the fact that additional memory is required to store a character map, including the font that describes each character (digitally) and maps it to a character code (the actual data value), along with the machine code required to actually generate the bitmap of the character, not to mention the operating system and all its required services, then you could have a maximum of 4,294,967,296 8-bit characters or 2,147,483,648 16-bit characters in a 32-bit address space. The actual maximum will be substantially lower but it is impossible to calculate definitively as it is wholly-dependent upon the actual available memory out of the 4GB address space.

64-bit systems have, to all intents and purposes, unlimited capacity for memory, supporting far more memory than physically exists on the planet for one 64-bit machine, never mind all of them at once. So much so that even if you were able to buy 1GB of RAM every single second from now onwards, it would take you over 500 years to fill the machine to capacity, by which time it will have been rendered obsolete 100 times over if it isn't crushed under the weight of its own RAM. In reality, no motherboard can possibly support that amount of memory and they never will. As time progresses, the upper limit will gradually increase but, sooner or later, the laws of physics will dictate the upper ceiling. For now, since the upper ceiling is an entirely unknown quantity, it's impossible to say exactly how many values can be stored in memory. Whatever it is, it's a safe bet to say it'll be more than enough for anyone's needs.

Can a computer be set to read your brain waves?

It very much depends on what you mean by 'read'. Brain waves are captured routinely every day, in various medical and research settings around the world. But if by read you mean can a computer translate or interpret your thoughts so they can be accurately revealed to others, the answer is no, not yet. Emotional states can be generally determined by brain activity, but specific thoughts, mental images or actual unspoken language cannot be 'read' by any computers known. But that may be changing. The brain is sometimes considered out 'last frontier', the last monumental thing about which we know practically nothing. But we are learning more and more every day.

What is the benefit of purchasing an Energy Star computer?

Purchasing an Energy Star computer can help you save on energy costs as it is designed to be more energy-efficient than standard models. It also helps reduce environmental impact by consuming less power and producing fewer greenhouse gas emissions. Additionally, Energy Star computers are often quieter and produce less heat, leading to a more comfortable working environment.

What job pays a lot of money per year?

Several high-paying jobs can earn you a substantial income annually. One of the top-paying professions is that of a physician or surgeon, where specialists can make well over $200,000 per year, depending on their field and experience. Another lucrative career is in the tech industry, with roles such as software developers, IT managers, and data scientists often earning six-figure salaries due to the high demand for tech expertise. Additionally, corporate executives, particularly CEOs and CFOs, are known for their significant earnings, often exceeding $150,000 annually, with potential for bonuses and stock options. For those looking to achieve financial success more quickly

What are the green chemistry elements in computers?

Green chemistry elements in computers include using non-toxic materials in manufacturing, reducing energy consumption during production, and designing products for easy disassembly and recycling. Companies are also exploring sustainable sourcing of raw materials and eliminating hazardous chemicals in the manufacturing process.

What is the biggest computer mouse in the world?

The biggest computer mouse in the world was created by Swedish designer Dr. Erikson. It measures 8 feet in length and was displayed at the Culture House in Stockholm. This oversized mouse is more of an art piece rather than a functional device.

How do you get 100 percent on the Sunny Meadows computer game?

No,it is not possible to get a 100% on the game "Sunny Meadows" The highest score is a 98% and how you get that is 4 foxes(80 foxes) 12 rabbits(8500 rabbits) and 11 plants (110,000 plants) Have Fun!

What trends will be seen in the future of computers?

There are a number of different technologies currently in research for computers. The most significant of these is the quantum computer. If this technology becomes a useable reality, then it will make todays super computers look like tinker toys.

Is krypton used to make computer chips?

Krypton is not used to make computer chips. Computer chips are typically made using semiconductors like silicon, which have specific electrical properties that make them well-suited for this purpose. Krypton is primarily used in lighting, such as in fluorescent lights and high-intensity discharge lamps.

What device protects system against lightning strikes but does not protect against Sags and brownouts?

It's true that a surge protector would protect against surges like those caused by lightning strikes but would do nothing to help with sags and brownouts. To address both high voltage (surges) and low voltage (brownouts) you would need an uninterruptible power supply (UPS). A UPS provides clean current by powering your computer from the battery while simultaneously charging the battery from the electrical supply.

Which permanently damages a computer component damge caused by esd or damage caused by emi?

ESD (Electrostatic Discharge) can permanently damage a computer component by creating a sudden surge of electricity that can break down the delicate circuitry. EMI (Electromagnetic Interference) can disrupt the functioning of computer components temporarily, but if intense and prolonged, it could also lead to permanent damage by causing overheating or electronic stress.

What is the most highest elements present in computers today?

The most common elements in computers today are silicon, oxygen, aluminum, and copper. Silicon is the most abundant element as it is used in computer chips and integrated circuits. Oxygen, aluminum, and copper are also widely present in various components such as wiring, cases, and connectors.

Will magnets damage DVD's?

Yes, magnets can damage DVD's by erasing or corrupting the data stored on the disk. It is best to keep magnets away from DVD's to prevent any potential damage.

How can information technology affect globalization?

Many technologies improve globalization by making people and/or things in distant or remote areas accessible to one another.

  • Boats/Ships made people, things, and information more accessible across seas.
  • The wheel, carts, bicycles, cars and trains made people, things and information more accessible across land.
  • Planes made people, things, and information more accessible across air space.
  • Information Technology makes people, things, and information more accessible across electronic data channels (or mediums).

Will a magnet damage a computer?

A magnet damages the Hard Disk Drive of the computer dramatically. Because a hard drive's hardware is a magnetic disk drive so the data get written magnetically to the disk. If the magnetic properties are reduced then your data goes with it.

So dont ever put a magnet near a computer :)

Advantages of power supply?

Advantages

Pollution can be kept away from cities and large power stations can be built, which are more efficient.

Power can be diverted to where it is needed, if there is high demand or a breakdown.

Surplus power can be used to pump water up into reservoirs to be used to generate hydroelectric power when there is a peak in demand.

Disadvantages

Some power is wasted heating the cables.

Overhead power cables and their supporting towers are an eyesore in some places. If underground cables have to be used, they are much more expensive.

Smaller local electricity generating projects, such as wind turbines and/or panels of solar cells, are unreliable compared to a national grid fed by major fixed power generating stations.

What is the effect of computers in your factory?

Computers are tremendously useful. The shop floor personnel begin the day punching a time clock on the computer, which displays their previous punches and can display a summary of the hours they've worked each week over the past few years.

Computers track the inventory as it is used, relieve time on the machine process schedule, and assign labor cost to each order. Stocking the material on and off is also much easier using wands or barcode readers and barcodes.

What is the that reader that can automatically input Data from Black and white stripes on the side of food packages?

The reader you are referring to is likely a barcode scanner. Barcode scanners use laser technology to read the black and white stripes (barcode) on food packages, which contain information such as product details, pricing, and inventory data. When scanned, this information is transmitted to a computer system for processing and tracking purposes.

Is it possible to use two power supplies on a computer?

The computer's power supply powers the computer or any other device. If you want more about power supplies take a look at the link provided below.http://en.wikipedia.org/wiki/Power_supply