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संदेश

  Basic hardware and software issues and their solutions Most common computer problems related to hardware and software. Computer performing slowly: software issue: Many programs run same time hardware issue: Small ram size Computer keeps resorting: Software issue: window update & antivirus Hardware issue: Motherboard or graphic card problems keyboard, mouse & other device are not working properly Drivers are not get properly Apps command not working:  Internet is slow: computer freeze: The software damage so that the computer goes to freeze download take long time: When hard disk full Pc blue screen: Attachments would not open: Basic hardware and software their solutions: 1.  The computer does not boot  It could be a Problem in your computer hardware • If your computer does not start, first check the power cable is plugged in properly and the outlet from where power is being provided. Reconnect/ replace power cables. • Check whether SMPS is running...
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Computer memory

 Introduction to various types of  memories and their features.             Definition of Computer memory: Memory is storage part in computer. It is storing the data information, programs during processing in computer.  It stores data either temporarily or permanent basis. Memory used to important role in saving and retrieving data.           Types of memory- Mainly computer have two types memory Primary memory/Volatile memory Secondary memory/ Non-Volatile memory Primary memory: Primary memory is also known as main memory or may also refers to internal memory of computer. It is directly accessible by CPU.  Primary memory is the memory through which data information & programs are stored in temporary. There are two types memory: RAM ROM RAM: means Random Access memory. Ram is a semi-conductor depended memory. It can read & write data from CPU or other hardware device. It stores data temporarily. It...

Booting Process

Introduction to the booting process. The booting is the process of starting a computer. The whole process from power switch ON to operating system is called booting. In booting the system will check all the hardware and installed software & it will also load all the files which are required to run the system. Types of Booting There are generally two types of booting in the computer. Cold booting Hot booting Cold booting: When a computer that is already shut down is started, this process is called Cold Booting. Warm booting: When a running computer is restarted, this process is called Warm Booting. Booting process is a program which works through BIOS. What is BIOS? BIOS means Basic Input Output System. It helps in the functioning of all input/output devices. Apart from this, it also helps in starting the work of all the devices during the boot process.

COPA Trade Theory

 Computer all concepts History of Computers Generation of Computers Classification of computer Introduction to Computer Components Computer input and output device Functions Introduction to Computer system Motherboard and Its Functions Introduction Windows Operating System Operating system Concept of various Short Cut commands Computer basic and Software installation Introduction to the booting process. Introduction to various types of  memories and their features. Basic Hardware and software issues and their solutions. Usage of  Application software and Antivirus. Introduction to DOS Command Line interface & Linux Operating Systems Introduction to basic DOS internal and External Commands. Introduction to Open Source Software. Introduction to Linux Operating System features, structure, files and processes. Basic Linux commands. Word Processing Software Introduction to the various applications in MS office. Introduction to Word features, Office button, toolbars...

ShortCut Commands

      Concept of various Short Cut Commands Basic Short cut keys Ctrl + A :       Select all Ctrl + B :       Bold Ctrl + C :       COPY Ctrl + V :       PASTE Ctrl + X :       CUT Ctrl + D :       FONT STYLE Ctrl + E :       ALING  TO THE CENTRE Ctrl + F :       FIND THE TEXT Ctrl + G :       FIND AND REPLACE OPTION Ctrl + H :       FIND & REPLACE Ctrl + I  :       ITALIC Ctrl + J  :       JUSTIFY Ctrl + K  :       INSERT LINK Ctrl + L  :       ALING TO THE CONTENT LEFT SIDE Ctrl + M :       PARAGRAPH INDENT Ctrl + N :       OPEN NEW DOCUMENT Ctrl + O :       OPEN A DOCUMENT Ctrl +  P :   ...

Operating System

OPERATING SYSTEM Introduction to Operating System: Operating System is a system software which is also known as OS. Operating system is an interface between the user and the computer system.  Other software programs and hardware are operated by the operating system. Program can't run without the operating system. It is only program running on the computer, other being application programs. Main operating system:   Window OS Linux OS MAC OS Android OS Ubuntu MS-DOS Main Features  of Window Operating System Graphical User Interface(GUI): GUI is User friendly interface. GUI is a type of user interface that display graphic icons, menus, objects, visual inductor to users through computer equipment. Multi-user System:  Multi- user operating system means more than one users can use one computer. Single user operating system:   Single user OS means which only one user can operate at a time. Through, single user OS, only one user can complete his work...

Motherboard and its Functions

 Function of motherboard components and various processors. Motherboard:  Motherboard is also known as the printed circuit board. A motherboard is the main circuit board inside a computer that connect the different parts of a computer together. It is considered to be the most important part of a computer system .                          Some of the important equipment attached to the motherboard includes: CPU(Central processing unit), RAM(Random access memory), Hard Disk, I/O device like keyboard, mouse, monitor, USB devices etc. Parts of a motherboard and their function: CPU Socket: The brain of computer that responsible for fetching, decoding and executing program instructions as well as performing mathematical and logical calculations. BIOS(Basic Input Output System): BIOS is the program that used to start the computer system after it is powered on. When the BIOS is turned on the computer, it dete...