Files are sets of logically related data that must have a name with an extension indicating the file type. The name can be up to 256 characters with an extension up to 3 characters. Folders are named areas that contain related files and subfolders, and there are several ways to create new folders, such as right clicking in Windows Explorer. Files can be located using Windows Explorer by opening folders in the main pane.

1. Files & folders
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2. Prerequisite
File
 File is set of logically related data
 Each file must have a name
 The name has two parts –file name and extension
name
 The name can be up to 256 characters long and
extension can be up to 3 characters long
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3. Files & folders
File
 The name and extension are must be
separated by a dot
 The file extension indicates what type of a
file is and what application it is associated with
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4. Files & Folders (contd..)
File
 For example, A file extension. DOC is likely
to be a document created using Microsoft
Word
 When we install a new application, its setup
procedure automatically tells windows what file
extension it uses
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5. Files & Folders
File (contd..)
Locating a File
A file can be located using the windows Explorer
We can also tour around the computer using this
Explorer
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6. Files & folders
File (contd..)
Locating a File (contd..)
 Open the windows Explorer- Start, program, and
windows Explorer
 Click required folder in the main pane of the windows
Explorer to see its all folders and files
 Repeat step2 till the required file is found
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7. Files & folders
File (contd..)
Other commonly used extensions are
.XLS for MS Excel Spreadsheet
 .MDB for MS Access database
 .TXT for simple text file
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8. Files & folders
File (contd..)
.EXE for program executable files
.DLL for program files
 .COM for program files
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9. Files
Sub pane display main pane selected folder’s
Main pane display Folders subfolders &files
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10. Files & Folders
Folder
All related files can be put into a folder
Folders are named areas on drives
Folders can have within different sub folders
and files. Folders contain sub folders and there
on documents
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11. Files & folders
Folder (contd..)
A document may be
•a word processing document containing text
•a spreadsheet with numerical data file
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12. Files & folders
Folder (contd..)
There are several ways to create a new
folder
 Right click on an unused part of the Desktop,
select New from the pop-up menu,
and select Folder
 Double click on MY Computer. Open the
folder in which we want
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13. Files & Folders
Folder (contd...)
 Open Windows Explorer
 Open the folder in which we want to create
a new folder
 Right click in the right hand pane of the
Explorer window
 From the pop-up menu select New, and
then select Folder
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14. Creating a Folder
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15. Creating a Folder
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16. Summary
In this lecture we have learned about
 Meaning of files & folders
 Creation of Files & Folders
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17. Frequently Asked questions
1. What are the steps required to create a new folder
2. Write the procedure to locate a file using my
computers
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18. Quiz
1. is a set of logically related data
Answer: file
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19. Quiz
2.All related files can be put into a _____
Answer: folder
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