What Is Android ?

Android is a mobile operating system (Linux-based) designed for mobile devices such as smartphones and tablet computers developed by Android, Inc. Android is open source and Google releases the code under the Apache License and allows the software to be freely modified and distributed by device manufacturers  or  enthusiast developers.  Android has a large community of developers building applications and the apps written primarily in Java programming language. There were approximately 700,000 apps available for Android on Google Play.

This operating system has customizable, lightweight for high tech devices without developing one from scratch and it designed for phones and tablets. Android has a large community of developers and enthusiasts to use the open source code as a foundation for community-driven projects, which add new features for advanced users.

User Interface

Android's user interface is using touch inputs that loosely correspond, like swiping, tapping and pinching to manipulate on screen objects. The user input is designed to be immediate and provides a fluid touch interface, often using the vibration capabilities of the device to provide haptic feedback to the user. Internal hardware includes accelerometers  and proximity sensors both used by some applications to respond to additional user actions, like adjusting the screen from portrait to landscape depending on how the device is oriented, adjusting the screen brightness etc.

Android Play store

Android has market applications, which can be acquired by users either through an app store such as Google Play. There are about 800,000 apps and 20 billion totals installs. The Play Store or google plays application allows users to browse, download and update apps published by Google and third-party developers on devices that comply with Google's compatibility requirements. The app sorted the list of available applications to those that are compatible with the user's device and developers may restrict their applications to particular carriers or countries for business reasons.

What Is A website ?

A website is a set of web pages which served from web domain. A website is hosted on one web server. Website is accessible via internet or a private local area network through an Internet address known as a URL (Uniform Resource Locator) and all publicly accessible websites can accessed on World Wide Web.

A webpage is a document which written in plain text with formatting instructions of Hypertext Markup Language (HTML, XHTML).  All web pages are accessed and transported with the Hypertext Transfer Protocol (HTTP), or using HTTPS to provide security and privacy for the user of the webpage content.  The user's application is web browser to view the web content.

The website can be accessed from Uniform Resource Locator (URL). The URL of the pages organize them into a hierarchy perceived site structure and guides the reader's navigation of the site which generally includes a home page with most of the links to the site's web content, and a supplementary about, contact and link page.

There are many kind of websites includes business sites, news websites, academic journal websites, gaming websites, file-sharing websites, social networking websites and websites providing various other services includes offering storing and/or sharing of images, files.

Ecommerce

Electronic commerce is a industry where buying and selling of product or service is done over Internet and other computer networks. Transacting or facilitating business on the Internet is called ecommerce. Ecommerce is short for "Electronic Commerce". Ecommerce uses technologies such as mobile commerce ,electronic funds transfer, Internet marketing, online transaction processing, electronic data interchange (EDI) and automated data collection systems. Electronic commerce is considered to internet marketing, also consists of data to facilitate the financing and payment of business transactions. Any form of business transaction conducted electronically is ecommerce. Examples of Ecommerce :

Online Shopping

One of the most popular e-commerce is tarding product on the Internet. Sellers create storefronts that are the online outlets and buyers browse and purchase the products. We known Amazon.com is one of famous online shopping.

Electronic Payments

When people are buying online product, they needs to pay online too. That’s make payment easier without come to the store. Electronic payments reduce the writing, mailing checks using.

Internet Banking

Interfacing of websites with bank accounts, and by extension credit cards, was the biggest driver of ecommerce. Today it is a easier way of banking operations without visiting a physical bank branch.

Online Ticketing

Online ticketing does away people from queue up at ticket counters. Today, many service of online ticketing Such us  Air tickets, movie tickets, train tickets, but just any kind of tickets can be booked online.

Technology in the classroom

There are various types of technologies currently used in traditional classrooms.

Computer: computer is an asset to any teacher for teaching in the classroom. With a, teachers are able to demonstrate a new lesson, illustrate how to use programs etc.

Website: Web page is an easy way to display your student's work. Once a website is built, teachers can post homework assignments, task, etc.  Today, children have known how to use the computer, internet. so why not, give them one where they can be a author. Find an admin to manage official websites for a school or classroom. Also, most school provide teacher personal webpage that can easily be viewed through the school website.

Blogs and Wikis: Blogs allow students to maintain a running dialogue. They can read, write a journal of thoughts, ideas, and assignments. And that make student comment and reflection. Wikis are group which allow multiple members of the group to edit, create document and write anything about lesson. Blogs allow the student to express their knowledge, such us blogging is something make students do for fun, write anything include diary, reality, lesson, experience. So teacher can give a task to post their assignment on their blogs.

Mobile Devices: Mobile devices can be used to enhance the experience in the classroom, because that device can access network, internet.

Whiteboard Technology: An interactive whiteboard that provides touch control of computer applications. These can show anything that on a computer screen. This helps the students to draw, write  on the interactive whiteboard.

Digital video: Digital video replaced the hard copy videos technology. Digital video eliminates the need for classroom hardware and allows teachers,  students to access video clips immediately.

Online study tools: Tools that facilitate studying by making studying more fun for the students.

Digital Games: Educational games are being provided as tools for the classroom and have a lot of positive feedback motivation for students in their studying.

Benefits Of Educational Technology

Educational technology is mean to improve education. Some benefits of educational technology:

Easy to access materials. Admin post the course material or information on a website and  students can study at location they prefer, at a and very quickly. Motivation. Computer helps to give instant feedback to students and correct answers quickly. a computer is non-judgmental, which give the student motivation to continue study. Students usually learn more in less time when receiving computer instruction, they also like classes more in computer classes. Much participation. This method can be used for long distance people/student and make wider audience. Improving student’s writing. The students are better editing written work over a computer network with other students in network. The Subjects easier to learn. Educational software has many different types are designed for children or another age subjects.

Internet using in education has had a positive impact on the students, as the educational system. Effective technologies used with evidence strategies. The Internet has give opportunity for students to learn anything in the world. They can access Information, ideas that out of reach and just need click away. All people always search almost anything in that be a easy way to learn.

Students have different learning method and using the various types of technologies. Using computers or other technology give students practice on main content while the teacher work s with others or make other tasks. Technology in the classroom can allow teachers to effectively teach and organize lessons. Using multimedia presentations make the material more meaningful , interesting for students.

Educational Technology

Educational Technology/EdTech is the practice of using e-learning by creating, using and managing technological processes and resources. Educational technology includes systems used in the process of developing human ability. Educational technology includes unlimited software, hardware, Internet applications, such as wikis and blogs.

Technology in education is most simply and comfortable because of tools that might prove helpful in advancing student learning. Technology refer to material objects which used by human, such as machines, software and hardware. Some modern tools of technology such as projectors, laptop computers etc, and came up newer tools such as smartphones are almost all people have those began to make serious attention for their learning potential.

The word technology means applied science. In other words, any valid process or procedure that’s derived from basic research using the scientific method is considered a technology. The word technology comes from the Greek techne it’s means art. Educational Technology may increase the techniques of the educator, an expert.

E-Learning

E-Learning is the technology that help people to learn anywhere  and anytime. e-Learning help an expert to give training, guidance to other people somewhere and can delivering the information just in time. E-Learning might be solution to stop waste time and save some money than bring together all of the people in your school, organization who want  to learn. E-learning program need the technology to build it, to overcome the limitations of time and distance. 

People might learn in many different ways,  at different times. The solution of these different learning needs, we need e-learning delivery methods and we need to develop and manage e-learning. Generally, in the school, college e-learning built using a website. Students access the web to do their homework, task. Sometimes this method make the student lazy, but the purpose of that e-learning is make student do their task on time, quick the mean is benefiting the technology.

E-learning is a way to facilitate the education with technology. In the world now, everything use the technology include the education. E-learning is essentially the network to transfer of skills and knowledge using the Internet, network computer. E-learning refers to using electronic applications and the applications include Website-based, computer-based and virtual classrooms. The content is delivered through the Internet, audio or video etc.

Development and Management of e-learning 

To make it work we need :

• Administration :who can access data, who can perform functions, who maintenance etc
• Training management: for scheduling and access to virtual classes, assignment of training based requirements
• Employee management :skill assessment, assignment of training based on skills, Performance reviews, Recruiting etc

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Informatics

Informatics is the practice of information that encompassing about computer science, human-computer interaction, information science, information technology and benefiting from computers. Informatics is the science of information,Informatics studies about the algorithms, behavior, interactions systems that stored, process, access, and communicate information.  it studies human computer interaction and how to using computer by well.

Informatics includes :

• Research and development of technologies need to implement information systems that enhance the cognitive abilities.
• Study of cognitive, social and economic impact of information systems.
• The development and using information systems in science, engineering, education, business etc and so much information can be stored digitally, it's can be manipulated by computer. 

Areas of computer science

Computer science has a range of topics from theoretical studies of algorithms and computation to the practical issues of implementing computing systems in hardware and software. Discipline of computer science areas : theory of computation, algorithms, data structures, programming, computer elements and architecture. also identifies fields such as software engineering, computer networking, data communication, database systems, distributed computation, computer-human interaction, computer graphics and operating systems.

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What Is A Computer ?

Computer is a device composed of hardware and software. Computer is an electronic device that used to manipulate information or data. Computer has ability to store and process data. The computer can solve more than one kind of problem and it's used to help human work such us typing documents, sending email, surfing the internet, managing or handling spreadsheets, database, presentations, games, etc.

3 important components :

Hardware

Hardware is physical components that make up a computer system. There are many kinds of hardware that can be installed and connected to the computer. Some common computer hardware components in modern computer case:

• CPU 
• Monitor/Screen
• Keyboard
• Mouse
• Hard drive
• Memory etc

Software

Software is machine instructions that directs a CPU (computer's processor) to do specific operations. Software is computer instructions or data. data can be process on software and stored electronically on storage device. Software is divided into two categories.  Systems software and Application Software. System software manage the computer resources includes the operating system and utility programs. Systems software includes compilers, loaders, linkers, and debuggers. Operating system is base software to connect user and hardware. Applications software includes many kind of programs that do work for users and designed for an end user. Such us  word processors,  Accounting program, etc.

Brainware

Brainware is the user who operate, use the computer. Basically, the user must know how to use mouse, keyboard and basic function of computer.