Tài liệu Tìm hiểu Linux doc
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Lecturer:
MS. Võ Minh Sơn
Students:
Nguyễn Đức Tiến 0620076
Nguyễn Xuân Thuận 0620069
2
Demo
4
Exploring the Linux filesystem
1
File permissions
2
File processing
3
5
Q & A
6
Examining Files
1.1 Overview
1.2 Filesystem hierarchy
1.3 Type of information
1.4 Linux device files
1.5 Mounting and unmounting a device on the
filesystem
3
Physical storage device: HDD, DVD-ROM
sector, track, cylinder
• HDDs can be divided into separate storage
devices called partitions
A filesystem is the methods and data
structures that an operating system uses to
keep track of files on a disk or partition
(the
way the files are organized on the disk)
• ext3 (third extended filesystem)
4
5
File properties (Administrative information)
6
Name
Location
Size
Owner/Group
Type
Data created/
accessed/modified
Permissions
Desktop
Command line
file‟s inode
File manager KDE Konqueror
(Windows Explorer) GNOME Nautilus
7
8
path (pathname)
absolute name vs relative name
• /home/nguyenxuanthuan/programs
• /home/guest/programs
shorcut
• “ . ” current directory
• “ .. ” directory immediately above the
current directory
9
10
Data files
Link files
Directory files
Configuration files
Device files
Type of
information
Application-specific files
o Program Applications
o Image files
Text files
