Class 11 CCT NCERT

Powerful technology is within our reach. It has overpowered the limitations of time, distance and money. CCT links people all over irrespective of distances between them.

A computer system is a combination of hardware and software used to perform a task more efficiently and accurately. Hardware is the set of all tangible and physical components. Software comprises of a set of instructions.

A word processor is a software for typing, formatting and creating documents. There are two types of formatting that we can apply - character formatting and paragraph formatting.

A spreadsheet, also known as a worksheet, is a row and column arrangement of data and the formulas to manipulate the data. A spreadsheet can be used for a variety of applications like business forecasts, inventory control and accounting.

An electronic presentation program is a computer software that is used to display information. A presentation can have several slides, which can be displayed one after another.

Telecommunication is the use of electronic system to send and receive voice, data and video messages. Broadly there are five components of communication system, namely information/message, device, application, protocol and network.

The Internet is a net consisting of complex network of computers connected by high speed communication technologies. The Internet has penetrated and benefited every field - be it education, sports, news, business, etc.

Soft skills are personal attributes that enhance an individual’s interactions, job performance and career prospects. Soft skills not only include personal skills but also include interpersonal skills.

One of the major applications of the Internet is the World Wide Web (www). The web can be thought of as an interconnected set of documents, images, audio, video or software files.

JavaScript is a platform independent object-based scripting language. Client-side JavaScript is the name given to JavaScript code that is executed by a web browser on client machine.

Project–based learning activities provide opportunities for students to work on problems in the real world. Modular approach is one of the approaches to execute a project.

With the advent of CCT, the Government of India has taken steps to use various technologies to modernise its functioning. Various State governments also have implemented e-Governance Projects in reference to local Contexts.

Improvements in Hard disk drive performance have resulted from faster data rates, faster seek times, larger cache sizes, higher interface speeds, advances in microcode algorithms and most importantly higher spindle speed.

A computer controlled device accepts physical inputs from external source and pairs this information with computer controlled instructions to perform specific function.