Booting and Alphabetic Characters of Computer

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What is Booting?

Booting is a process by which the operating system is loaded from ROM or secondary memory to primary memory (RAM).Booting and Characters of Computer When we power switch on the CPU, then don’t comes the desktop, that time we are waiting some time for the system software ( like as- Windows XP, Windows 7 etc) is loaded from secondary to primary memory (RAM).

There are two types of Booting:

  • Cool Booting
  • Warm Booting

What is Cool Booting?

The operating system is loaded from ROM or secondary memory to primary memory without any problem this type of Booting is Cool Booting.

What is Warm Booting?

 When we are switch on the CPU then the operating system is loaded from ROM or secondary memory to primary memory with some problem and wait some time for run the machine that time we are press Restart button or press Alt+Ctrl+Del from keyboard, after some time the computer machine will be start. This type of Booting is Warm Booting.


What is Character?

        All the programs and commands in computer are being represented by the Characters. Every key from keyboard is known as Character.

Character can be divided into three categories. This are:

  • Alphabetic Character
  • Numeric Character
  • Special Character

What is Alphabetic Character?  

        A to Z, these 26th alphabet keys from keyboard are known as Alphabetic Character. Like as- A, B, C…, Z.

What is Numeric Character? 

        0 to 9, these 10th numerical keys from keyboard are known as Numeric Character. Like as- 0, 1,2…………..,9.


What is Special Character?

        Without Alphabetic or Numeric Characters from keyboard are known as Special Character. Like as- ?, >, <, +, =, (), {}, [] etc.

What is Spooling?

Spooling is a process the accepted data are temporary stored for processing. This type of process is used for print any document. The processed data or documents are not ready to print that time the data or documents temporary stored in Print Queue. Without Spooling the word processor do not end the step of printing.

What is Interface?

In general an interface can be defined as a link between then user and computer with help of this media can interacts with a computer. it can divided into two categories.

  • CUI
  • GUI

 

Definition of CUI:

“Character User Interface” is the full form of CUI. This type of process user to gives a command by keyboard. It is a single user program. The example of CUI based software is UNIX, MS-DOS etc.

Definition of GUI:

        “Graphical User Interface” is the full form of GUI. This type of process user gives a command by using mouse click on Icon and Menu. It is a multi user program. The example of GUI based software is Windows, LINUX etc.

What is Icon?

Icon is a miniature form of a file, folder application and program. It represented by small graphics different types of application. Every program has a different type of Icon. There are two types of Icon.

  • Group Icon
  • Program Icon

Definition of Group Icon:-

The content of Group Icon is same type of some application. Like as- Games, Internet, Tools etc.

Definition of Program Icon:-

        The Program Icon is a small graphics of an application or software. Like as- Micro Soft Word, Micro Soft Excel, Tally, Micro Soft Paint etc.






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