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Technology

The practical application of knowledge, especially in a particular area, is called technology. Advances in technology affect every area of our lives. This category is for questions about technology and includes everything from how to remove a scratch from a CD to applications of electronics to what polyester is made from and more.

35,090 Questions

What is the difference between class 4 and class 6 SDHC memory card?

The high capacity microSD, aka microSDHC, are those microSD cards with capacities in excess of 2 gigabytes that adhere to the SD Association's standard for high capacity cards. What does the Class Rating mean? What does that "C" with a 4, 6, 10 or 2 inside it signify?The class refers to the data transmission speed (DTS) of the card, its ability to accept and send information from the device in which it is installed. If you know how quickly a device can read and write to the card you can more closely match the card to it. There is no sense in putting a Class 6 card in a device that writes so slowly that a Class 2 card is sitting there twiddling its virtual thumbs waiting for bits.

As a rule of thumb the class of a card is the sustained data transfer speed (DTS) in Megabytes per second (MBS)A good rule of thumb is to install the matching or next fastest class card in your device to get the maximum performance at the least cost.

If you have a device that is capable of fully utilising a CLASS 6 card and you saddle up a CLASS 2 you will impair its functionality. In a camera that will slow down how quickly you can take the next photo. In a device that is capable of transferring 1.5MBS if you install a CLASS 6 card you are wasting your hard earned money. Prices for a CLASS 2 and a CLASS 6 device can be as much as 100% premium for the CLASS 6 over the CLASS 2 for the same amount of storage.

Class ratings also apply to the full sized SD cards.

CLASS 2 SDHC Card CLASS 2 icon

CLASS 4 microSDHC CLASS 4 icon up close and personal

CLASS 6 SD card CLASS 6 Icon

The images are from Kingston products. The CLASS icons are not exclusive to any particular manufacturer but are used across the industry and are trademarks of the SD Association. As can be seen the symbol is a san-serif C with the numeral of the class rating inside.When shopping on eBay for SDHC or microSDHC know your class. If a seller has obscured the class icon or does not let you know from the description what class he or she is selling either ask or move on.

Information required in different levels of management in organization?

Strategic management level

Tactical management level

Operational management level

Consider information required by different departments at different levels as above i.e

human resource department,

financial department,

marketing department,

production/operations department

What are the main problems of steganography?

The biggest problem steganography faces is that of size. There is a limit to the size of a file which you can embed information into.

For instance if you take a 16 bit image where each pixel is 4 bytes in three colours RGB you can only reliable encode the lower byte before the colour changes become visible in the viewed image.

This means that the image you are embedding your data in has to be 1 quarter larger than the encrypted data itself.

Importance of project?

The importance of a project is determined by the objectives and the goals expected. The importance of the project will also influence the management controls that are to be put in place.

Why do computer distributors not include all the computer peripherals in a single package but just the basic ones?

More the peripheral devices means more cost and more burden on system

+

much of people need only a few thing for their usage so why should they pay for all if they do not need unnecessary parts/peripheral devices

taht is why devices a given with basic structure so that the cost is reduced and systems's burden is lessened

That's it.

Money.

Which material used when making a airplane runway?

I think concrete is the most common top surface for large runways. Asphalt can also be used. Regardless of the top surface, a good layer of rock and gravel will normally be used to create a stable base for the surface.

Smaller runways can still be gravel, dirt, grass, etc.

Where can you buy a humanoid robot and how much does it cost?

£500,000,000 they are very expensive to make and that why it cost that much

How does technology help in delivery the curriculum?

Technology and internet help in enrichment learners' activity through the following aspect:

· Technology through internet provides factual and related information

· Technology introduce new teaching methods

· Technology give an opportunity to maximize learning

· Technology conceptualize the e-learning community

· Technology create an ample learning environment

· Technology maximize the learners' output

· Technology means of innovative skills in learning

· Technology designed to meet learning excellency

What cable has a maximum recommended cable length of 100 meters (328)?

The various types of Ethernet twisted pair cable. All categories of Ethernet cable (5, 5e, 6, and 6a (sometimes improperly called 6e)) have a maximum length of 100 meters (328 feet) as distances beyond that experience too much loss of signal to be useful for networking purposes.

Now having said this, the practical maximum length can be cut much shorter due to interference from high-voltage power lines, crimps or twists in the cable runs, or bad sections within the cable. As such, it is always best to test each run to insure that it is functional before relying on it in a production environment. Further, it is highly advisable to run a second cable when installing long cables so as to save time and hassle later in case one of the two cables either is bad or goes bad over time. In that case, it is a simple issue of terminating the second cable (if it hasn't been already) and getting back up and running. This is a common practice professional network engineers and electricians employ.


The differences in each of the categories of cable have to do with the frequencies of signal for which they are designed and, therefore, the maximum throughput speed that they can deliver. Specifically, the standards are:


Category 5: 100 MHz, 100 Mbps (Gigabit is possible but at shorter lengths only)

Category 5e: 100 MHz, 1 Gbps

Category 6: 250 MHz, 1 Gbps (10 Gbps is possible but at shorter lengths only)

Category 6a: 500 MHz, 10 Gbps


There are also cables allegedly labelled category 7 and 7a but they are not yet recognized by the Telecommunications Industry Association (TIA) and, therefore, are not mentioned further in this answer.

What are the dangers of static energy?

lightning

trampoline

sockets

slide...etc.

Why information technology isolates people?

IT DEPENDS ON AN INDIVIDUAL's POINT OF VIEW AND BELIEF.

GENERALLY, I DON'T THINK IT ISOLATES INDIVIDUALS.

RATHER, IT WOULD HELP AN INDIVIDUAL OR GROUP TO MAKE USE OF THE BENEFIT OF TECHNOLOGY TO ACHIEVE A COMMON END AND OBJECTIVE AND THEN BY DOING SO CONTRIBUTES TO OTHERS EITHER DIRECTLY OR INDIRECTLY.

ON THE CONTRARY, THE ABUSE AND RESTICTION OF THE USE AND PURPOSE OF A PARTICULAR TECHNOLOGY FOR ONES OWN ADVANTAGE AND INTEREST TO THE DETRIMENT OF OTHERS WILL GAIN CRITICIM AND BACKLASH FROM OTHERS WHICH LEADS TO ISOLATIONISM TO SOME SPECIALLY THE UNDER PRIVILAGE AND POOR INDIVIDUALS BUT TO THE ADVANTAGES OF THE RICH AND FAMOUS.

How many processors does Microchip sell in a year?

Currently, Intel sells approximately 700 million processors in a year (2014). Intel expects to sell a billion processors in all device markets every year within a projected period of five years.

What is the role of a dry cell in a torch?

To provide the electric potential difference required to get a current flowing through the bulb and the torch to produce light.

Why is this internet have insufficient information?

Because the internet is too much of a retard to find the answer, or maybe because the websites are being ass wipes. You should try another source to find the info, like a dictionary or some dude that'll help you.

answer 2 Not all information is on the Internet. For example, almost all of the science journals are not on the Internet, for to do so would cut into their profits. Some of these, but not all, offer abstracts of their articles.

Often simple spelling errors or phrasing will fail to elicit an answer.

Or the material may be copyright, such as a book or manual.

Who are some people who made technology?

thomas watson
it was BGen who did in 400BC
thomas edison
What is technology? Technology-is the study, development, and application of devices, machines, and techniques for manufacturing and productive processes. Every member of our human race is inventing some technology, saving more labor and completing more with every addition. This process of inventing technology began millions of years ago long before modern humans existed!
Humans
Leonard R. Kahn invented tenology

How do you find your WIFI code on your computer?

Mine is under my Router on a sticker .... may even say Password, but mine doesn't.

What does CIP stand for?

CIPP stands for = Cambridge International Primary Progress

What are three common formats for storing pictures?

The most basic formats for images depend on the image itself. Images of documents use PDF formats, really images by a digital camera would be .jpg. Images that have animated motion are more .gif formatted. Those are the most common.

How to Improve Your Computing Experience With Wireless Broadband Internet?

If you have just moved into a new home, then you may be wondering which type of Internet service you ought to purchase. This is a question that nearly everyone must answer. In the last few years, you have probably always used the same type of Internet service. You are probably planning on calling your cable provider to order cable Internet or your local hone provider to order DSL Internet. It wasn’t too long ago when these technologies were touted as the cutting edge. They replaced dial-up internet service and got everybody zipping around the Internet at unprecedented speeds.

Cable Internet and DSL Internet have dominated home Internet service for so long that you may have stopped thinking about how your Internet service could ever improve. Unfortunately for the cable and telephone companies, there is a new player in town that will probably completely destroy their stranglehold in a few short years. This new player is the cell phone company.

This may surprise you. Maybe you remember trying to access the Internet on your cell phone, but you couldn’t stop yourself from laughing because it was such a joke. Well, things have changed since then. If you have ever used a modern cell phone like the iPhone, then perhaps you have caught a glimpse of just how fast the Internet can actually be when it is provided via the cell phone towers. Furthermore, the iPhone and most other phones still run on 3G technology. Even 3G is now becoming outdated as most cellular companies begin unrolling their 4G technology.

This new technology is already being offered by almost every cell phone service provider. It is known as wireless broadband Internet. In order to use this service, all you usually need is a small device the size of a thumb drive that you will plug into the USB port of your laptop or desktop computer. This small device is a modem that can send data to and from the Internet via the cell phone towers. Surprisingly, the price of this service is comparable to the Internet service that gets piped into your home via wires. You may want to check it out in your area.

What does it mean to say the internet has helped democratize knowledge?

That the Internet gives people equal chances to contribute to collective knowledge

What are the components of relational database?

Table, index, trigger and column Table, index, trigger and column

What degrees do you need to be a web designer?

== == I.C.T SKILLS I guess or animation course

here is some information

A web designer/developer is responsible for the design, layout and coding of a website. They are involved with the technical and graphical aspects of a website - how the site works and how it looks. They can also be involved with the maintenance and update of an existing site. After establishing the target audience for a website and identifying the type of content it will host, a web designer/developer will: * write the programming code, either from scratch or by adapting existing website software and graphics packages to meet business requirements * test the website and identify any technical problems * upload the site onto a server and register it with different search engines. A web designer/developer normally works between 37 and 40 hours a week, 9am to 5.30pm, Monday to Friday. Additional hours may be required to meet deadlines, which could include evenings and weekends. Salaries range from about £18,000 to £40,000 or more. A web designer/developer should: * have skills in software programming and graphics * have creativity and imagination * be adaptable and able to pick up new techniques * have good interpersonal and communication skills * keep up to date with advances in computer technology and how this affects the business environment Web designers/developers are employed across all industry sectors from finance and retail to public organisations. They may be employed directly by IT consultancies, software houses, web design agencies or work in an organisation's IT department. There are job opportunities throughout the UK, with a higher concentration in the South East. Most employers expect applicants to have a degree-level education, often with relevant work experience and vocational skills. A range of qualifications are available that provide a good grounding in web design, interactive design, graphic design and internet technology. Training is done on the job, and includes in-house and external training courses. As the IT industry continues to develop it is vital for web designers/developers to keep up to date with new software and technology. Professional qualifications can be obtained from various professional bodies, including the British Computer Society. The normal progression route for a web designer/developer is to become a senior or principal web designer/developer. Experienced web designers/developers can use their experience and knowledge to become self-employed.

Why throttle valve is used instead of expansion cylinder in vapour compression refrigeration system?

In vcrs system there is a phase conversion system i.e. liquid state to gases state and this happens with latent heat of working medium but on the other hand there is only gases expansion on expander cylinder and no phase changes occurs and in cylinder we can not expend two phase system..

When did the first digital camera come out?

Invention of PhotographyThis is probably the exact same question as "When was the camera invented?" See the link to the right.

In 18th century

two-tone imaging and the basic optic principles of the camera were documented by Chinese and Greek philosophers between the 5th and 4th centuries. grayscale images happened through a series of events which began in 1727 when J. Schulze made a compound of chalk, nitric acid, and silver and noticed it's photo-sensitive properties.

Nicéphore Niépce invented the process around 1826.

What is the most common technologies used today?

video games,tv,cars and other things u use in daily life like ur pc.