4. Computer, Internet & Internet Technologies

Computer: •Computer is an electronic device that takes data as input, processes it, and gives information as output that can be stored and shared. A computer is comprised of hardware and software.

Hardware & Software: •Physical components of the computer are called hardware. E.g. Keyboard, Mouse, Monitor, Scanner, Printer. •Software is a set a of instructions that are given to perform different task on computer.

Different types of hardware: •Input Devices, •Output Devices, •Processing Devices, •Storage Devices, •Networking Devices

Application Software: •Application Software is a set of instructions to perform specific tasks on the computer. E.g. Microsoft Word, Calculation, VLC Player, Internet Explorer, etc.

System software: •System software basically runs and controls all applications as well as hardware components of the computer.

Internet: •Internet is a network of networks (a global computer network) that connects computers worldwide (globally). •Internet is a global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.

How can we use the internet?

•Searching contents (pdf (Portable Document File), doc (Document), ppt (PowerPoint), Xls (Excel), Access (accs), HTML, webpages

•Job searching/online job (Job Hunting Websites,

•Communicate data to anyone (E-mails, Websites, Blogs, Wikis)

•Online shopping (E-Commerce)

•Online Banking (E-banking)

•Online learning (distance or virtual education)

•Online Social Networking (Facebook, Twitter, WhatsApp, Instagram) Online Forum

•Entertainment and fun (Movies, songs, games, Music, Naat, Tilawat, Documentaries, Drama)

•Online News Channels (Newspapers) including electronic media (Radio, TV) and print media (Newspapers, magazines) both.

•Educational usage (educational videos, educational audios files)

•Downloading E-Contents (e-books, e-articles, e-journals, e-notes)

•Uploading and sharing e-contents (material)

•Advertisement / E-Marketing

•Online storage

•Video and Audio Chatting and Conferencing

Some Internet Technologies

•Web server, •Mail Server, •Computer/Network Server, •Node/Terminal, •Website, •Webpage, •Domain Name, •Hyperlink, •Web Address, •Web Browser, •World Wide Web (WWW), 

(Network) Protocols, Internet Protocols (IP), Transport Control Protocol (TCP), HyperText Transfer Protocol (HTTP), File Transfer Protocol (FTP), E-mail. Web Conferencing, Uploading, Downloading, Main Page, Search Engine

 

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