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jab tum say kisi ki orat masjid mai namaz ada karnay liye ijazat talab karay to isay manha na klaray
Dowa karnay ka time
kon hai jo muj say dowa karay mai is ko qabool na karao?
kon hai jo muj say sawal karay or mai is ka kay sawal ko pora karo ?
kon hai muj say magfirat talab karay mai is ko maf kar karo.
What is a server
What is a Server
A Server is a computer that provides services to the computers and other devices connected to the network.Server computer is more powerful than other computer in the network.
Different services provided by the server are follows:
- Control access to the hardware,software and data.
- centralized storage for software,data and information.
- Processing data.
- Sharing software.
- Managing network traffic.
Dedicated Server
Dedicated Servers are used to perform one specific function such as handling e-mail.
Dedicated servers are used to perform the tasks that require a lot of time.
Different types of dedicated servers are as follows:
1. Print server :
A type of server that manages printing jobs is called print server.A network with a centralizes printing service will have a print server.this server routes print jobs to the appropriate devices.It also prioritizes the printing according to order of request.
2. Application server :
A type of server that stores and distributes a set of application software to each system on the network is called application server. The user upgrades and installs new software once on application server rather than deploying the programs throughout the organization.
3. Email server :
A type of server that handles a large volume of incoming,outgoing and internal email is called email server .it remains connected to the internet. It may be located at any place in the world.
4. Database Server :
A type of server that manage the database of an organization is called database server.
5. Communication server :
A type of server that handles all communications between the network and other networks is called communication server.It also manages internet connectivity.All requests for information from the internet and all messages being sent through internet pass through communications server.
6. web server :
A type of server that is used to host a website available through the internet is called web server. The web servers run specialized software that enables them to host webpages.
what is internet
What Is Internet
The internet is a collection of millions of computers around the world that are all connected to one another.It is a global network of computer. The computers are connected through different telecommunications links like:
- Phone lines
- Fiber optics lines
- Satellites and wireless connection
TCP stands for
Trabsmission control protocol
IP stands for
Internet Protocol
Uses of internet
- To access information,news,research,and educational material.
- To conduct business.
- To access sources of entertainment such as online games,magazines etc.
- To Shop for goods and services.
- To meet and talk with people arroun the world in discussion groups or chat rooms.
- To access other computers and exchange files.
- To send messages and receive messages from other connected users.
difference between softcopy and hardcopy
Difference Between Soft Copy And Hard Copy
Soft Copy
- Soft copy is an electronic form.
- Its easier to modify.
- It is intangible.
- It is stored on storage devices.
- Its dublicate copies can produced with out any cost.
Hard Copy
- Hard copy is in printed form.
- It is difficult to modify.
- It is tangible.
- It is printed on papers.
- Its dublicate copies can be produced with cost.
Categories of application software
Categories of application software
Business Software:
- Word processing
- Spreadsheet
- Presention Graphics
- Note Taking
- Personal information Manager
- PDA Business Software
- Software Suite
- Project Management
- Accounting
Graphics and Multimedia Software:
- Computer-aided Design
- Desktop Publishing Sofware
- Paint/Image Editing Software
- Video and Audio Editing Software
- Multimedia Authoring
- Web page Authoring
- Software suite
- Personal Finance
- Legal
- Tax Preparation
- Clip Art/Image Gallery
- Home Design/Landscaping
Communications Software:
Email
Chat Room
FTP
Instant Massaging
Newsgroup/Message Board
Video Conferencing
Types of Softwares
What is software:
A set of instructions given the computer to solve a problems is called software.
types of software .
Types of Softwares:
There are tow types of software.
1st: system software
2nd: Application software
Definition of application software
Application software is used to perform various application on the computer.
It helps a computer user to perform specific tasks.People use types of application software according to their needs
Forms of Application Software
There are types of application software.
Packaged software
Custom software
Shareware software
Freeware Software
Public Domain Software
Open Software
What is sofware
Deification Of Sofware
Computer software specifies a swquence of opreations to be performed by computer.
A computer works accroding to the instucations written in software.
what is hardware
What is computer hardware?
Definition :
Physical parts of computer is called hardware.
hardware that cause processing of data.hardware cannot perforn any task with out software.
Hardware can br seen and touched.Hardware is repaird in case of problems.
Hardware is replaced if the problems is not solved .
Hardware is also know as :Ram and hardisk or cd room or powersuply and flopy disk and motherboard ETC.
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