Curriculum For This Course

Course Introduction

3Lectures

Time 00:09:48

Unit 01 - Installation

25Lectures

Time 03:31:08

Unit 02 - Using Linux

37Lectures

Time 01:23:37

Unit 03 - File and Directory Management

36Lectures

Time 02:22:39

Unit 04 - System Administration

74Lectures

Time 03:07:57

Unit 05 - Application Management

26Lectures

Time 01:52:02

Unit 06 - System Configuration

48Lectures

Time 04:00:48

Unit 07 - Process and Module Management

37Lectures

Time 03:14:00

Unit 08 - System Maintenance

67Lectures

Time 05:18:54

Unit 09 - Networking

58Lectures

Time 02:02:25

Unit 10 - File Sharing and Printing

24Lectures

Time 00:41:56

Unit 11 - Interoperability

21Lectures

Time 00:26:07

Unit 12 - Security

32Lectures

Time 00:55:45

Unit 13 - Web Environment

30Lectures

Time 00:57:02

Unit 14 - FTP and Email Services

26Lectures

Time 00:42:12

Unit 15 - Troubleshooting and Maintenance

29Lectures

Time 00:56:16

Course Introduction
	1. Course Introduction 1	05:28
	2. Course Introduction 2	02:53
	3. Instructor Introduction	01:27

Unit 01 - Installation
	1. Installation	00:49
	2. Topic A: Linux Introduction	01:17
	3. Ubuntu with OpenOffice / Firefox	03:29
	4. Linux Platforms	03:22
	5. Popular Distros Part	01:59
	6. Popular Distros Part	02:49
	7. Software Licensing Part	03:16
	8. Software Licensing Part	01:40
	9. Non-licensing Terminology	02:00
	10. Demo - Exploring Linux and Licensing	03:28
	11. Topic B: Pre-installation Tasks Part	00:21
	12. Pre-installation Tasks Part	02:53
	13. Pre-installation Tasks Part	01:11
	14. Pre-installation Tasks Part	00:54
	15. Installation Types	01:00
	16. Installation Files	01:11
	17. ISO Burning Applications	00:52
	18. Topic C: Linux Installation	00:22
	19. File Systems	03:04
	20. Partitioning	01:56
	21. Minimum Partitions	03:01
	22. Demo - Installing Linux	04:27
	23. Logging On	00:54
	24. Demo - Logging into Debian	03:31
	25. Unit 01 Review	01:25

Unit 02 - Using Linux
	1. Using Linux	00:44
	2. Topic A: Graphical User Interfaces	00:10
	3. User Interface Architecture	03:06
	4. User Interface Architecture (Cont.)	01:11
	5. Demo - Exploring User Interfaces	07:37
	6. Desktop Environments	00:54
	7. GNOME	01:49
	8. GNOME Environment	01:01
	9. KDE	01:18
	10. Xfce	01:33
	11. Linux Applications	02:18
	12. Demo - Exploring End -user Applications and OpenOffice Writer	05:00
	13. Topic B: Command Line Linux	00:21
	14. Command Line Interface	01:48
	15. BASH (Bourne Shell)	01:25
	16. Common Commands	00:57
	17. Demo - Entering Commands at the BASH Prompt	08:08
	18. BASH Proficiency	01:47
	19. Command History	02:52
	20. Shell Variables	01:39
	21. Shell Metacharacters	02:06
	22. Tab Completion	01:41
	23. Demo - Exploring the BASH Command Line Interface	07:20
	24. Piping	00:44
	25. Piping and Redirecting	01:12
	26. Standard I/O	00:46
	27. Demo - Exploring Piping and Redirection	03:54
	28. Named Pipes	01:04
	29. Demo - Exploring Named Pipes	02:26
	30. Getting Help	01:04
	31. Man Page	00:48
	32. Man Page Sections	00:40
	33. Info Pages	01:32
	34. Demo - Getting Help	03:23
	35. Additional Help Options	02:40
	36. Demo - Exploring Further Help Options	05:42
	37. Unit 02 Review	01:02

Unit 03 - File and Directory Management
	1. File and Directory Management	01:05
	2. Topic A: Directory Organization	00:19
	3. Filesystem Hierarchy Standard Part1	02:07
	4. Filesystem Hierarchy Standard Part2	01:55
	5. Directory	02:32
	6. pushd and popd	01:39
	7. Demo - Exploring the FHS Directories	08:50
	8. Managing Directories	03:21
	9. Demo - Managing Directories	12:05
	10. Topic B: File Management	00:14
	11. Files - Part	02:16
	12. Files - Part	02:39
	13. Wildcards	02:45
	14. Demo - Managing Files	12:50
	15. The vi Editor	01:51
	16. vi Commands	02:19
	17. Demo - Editing a File with vi	05:31
	18. Links	01:35
	19. Demo - Creating and Using File Links	06:03
	20. File Information Commands	02:16
	21. File Info with ls -l	01:22
	22. More File Information Commands	00:51
	23. Demo - Examining File Types	07:27
	24. Finding Files	02:01
	25. Demo - Finding Files	06:40
	26. Topic C: Removable Storage	00:26
	27. Mounting Volumes	02:29
	28. File System Types	02:02
	29. Device Files	02:40
	30. Mount Points	01:44
	31. Mount Options	01:33
	32. Example Commands	02:43
	33. Mounting	01:02
	34. Privilege Escalation	00:56
	35. Demo - Mounting and Unmounting a CD and USB Drive	03:47
	36. Unit 03 Review	01:46

Unit 04 - System Administration
	1. System Administration	01:00
	2. Topic A: Users and Groups	00:34
	3. User Security - /etc/passwd	02:00
	4. Password File Fields	01:08
	5. User Security - /etc/shadow	01:33
	6. Shadow File Fields	01:22
	7. Privilege Escalation	01:29
	8. Demo - Exploring User Accounts	04:29
	9. Demo - Adding Your Account to the sudoers File	03:50
	10. User Accounts	01:19
	11. The /etc/login.defs File	01:04
	12. The /etc/default/useradd File	01:05
	13. The /etc/skel Directory	00:59
	14. The adduser Command	00:41
	15. The /etc/adduser.conf File	00:53
	16. Demo - Creating User Accounts at the Command Line	06:30
	17. GUI Admin Tools	01:10
	18. Demo - Creating User Accounts via the GUI	01:53
	19. Modifying Users	01:02
	20. The chfn Command	01:42
	21. The finger Command	00:29
	22. Demo - Modifying a User Account	08:41
	23. Creating Groups	00:49
	24. Adding Users to Groups	00:53
	25. Demo - Creating Groups and Adding Members	04:54
	26. Deleting Accounts	01:10
	27. Demo - Deleting Users and Groups	04:45
	28. Topic B: File and Directory Permissions	00:54
	29. File Ownership	01:44
	30. Managing File Ownership	01:27
	31. File and Directory Permissions / Files Ownership	01:10
	32. Demo - File and Directory Permissions	05:01
	33. Files and Directory Permission	02:16
	34. The Mode	02:37
	35. Mode Explained	01:02
	36. Demo - Viewing File Permissions	01:36
	37. Changing Permissions	01:10
	38. Numeric Syntax	04:17
	39. Default Permissions	01:06
	40. Demo - Changing File Permissions	02:50
	41. Directory Permissions	00:29
	42. Umask	02:56
	43. Demo - Viewing and Changing the Umask	02:57
	44. Special Permissions	01:41
	45. Special Permissions in the Mode	03:00
	46. Setting Special Permissions	02:32
	47. Demo - Viewing and Changing Special Permissions	05:41
	48. File System Specific Attributes	01:42
	49. Demo - Viewing and Changing ext3 File Attributes	05:01
	50. Topic C: User Environment Configuration	00:34
	51. Variables	02:06
	52. Viewing Variables, Custom Variables	03:12
	53. Custom Variables	00:55
	54. Changing the Prompt	00:53
	55. Prompt	00:45
	56. Demo - Working with Shell and Environment Variables	05:32
	57. Command Aliases Part	00:57
	58. Command Aliases Part	00:50
	59. Demo - Viewing and Creating Command Aliases	02:13
	60. Environment Files	02:05
	61. Demo - Saving a Command Alias in an Environment File	07:20
	62. Topic D: GUI Configuration	00:17
	63. Video Configuration	01:49
	64. Screen Resolution	01:00
	65. xvidtune	00:42
	66. Screensaver	00:39
	67. Appearance Preferences	00:45
	68. Demo - Configuring Video Settings	02:49
	69. Mouse Preferences	02:06
	70. Keyboard Preferences	01:16
	71. Demo - Configuring the Mouse and Keyboard	04:24
	72. Stop and Start X Windows	01:23
	73. Demo - Stopping and Starting X Windows	01:18
	74. Unit 04 Review	01:35

Unit 05 - Application Management
	1. Application Management	01:01
	2. Topic A: Packages and Package Managers	00:50
	3. Software Distribution Part	01:47
	4. Softwarre Distribution Part	01:38
	5. Software Distribution Part	01:22
	6. Packages	01:04
	7. Package Managers	01:05
	8. Synaptic Package Manager	00:34
	9. Demo - Installing a Package via the GUI	03:01
	10. Command Line Package Managers	01:42
	11. Demo - Installing a Package via the Command Line	03:09
	12. Installed Software	01:01
	13. Demo - Gathering Information about Installed Software	02:57
	14. Removing Software	01:05
	15. Demo - Removing Software	03:07
	16. Repositories	00:57
	17. Synaptic - Software Sources	00:41
	18. Demo - Managing Repositories	03:43
	19. Topic B: Source Code Software	01:10
	20. Installing from Source Code	03:15
	21. Extracting	01:18
	22. Compiling and Linking	02:12
	23. Installing and Cleaning Up	02:11
	24. Demo - Installing the GNU C Compiler	01:25
	25. Demo - Downloading and Installing a Source Code Application	08:56
	26. Unit 05 Review	00:53

Unit 06 - System Configuration
	1. System Configuration	01:16
	2. Topic A: Disk Management	00:17
	3. Disk Drives	03:21
	4. Drive Components Part	00:27
	5. Drive Components Part	02:06
	6. Drive components Part	01:12
	7. Drive Geometry	01:55
	8. Partitioning	04:12
	9. fdisk	00:51
	10. fdisk - Drive and Partition List	01:28
	11. parted - Partition Editor	01:28
	12. GParted	01:25
	13. Demo - Exploring Partitions with fdisk	04:25
	14. Demo - Exploring Partitions via the GUI	04:09
	15. Formatting	01:06
	16. Demo - Formatting a Partition with mkfs	04:21
	17. The /etc/fstab File	01:09
	18. The fstab with New Drives	00:53
	19. Demo - Editing the fstab File	02:08
	20. Virtual File Systems	03:08
	21. Demo - Mounting a Loop Device	05:29
	22. Topic B: File System Management	00:30
	23. Quotas	02:08
	24. Quotas Enabled in fstab	00:33
	25. Enabling Quotas	01:15
	26. Editing Quotas with edquota	00:47
	27. Enabling Quotas (cont.)	00:22
	28. Swap Space	01:49
	29. Swap Space Options	02:10
	30. Creating Swap Space	01:04
	31. Filling New Swap Space	01:54
	32. Managing Swap	00:47
	33. Demo - Managing Swap Space	06:17
	34. Disk Arrays	02:34
	35. RAID Level	01:17
	36. RAID Level	01:43
	37. RAID Level	00:56
	38. RAID Level	01:03
	39. Logical Volume Manager	01:24
	40. Implementing LVM	00:57
	41. Topic C: Device Management	00:13
	42. Devices	01:17
	43. Sample Devices	01:03
	44. Demo - Exploring the /dev Directory	04:45
	45. Viewing USB Devices	00:52
	46. Demo - Viewing Devices on the USB Bus	05:05
	47. Viewing PCI Devices	00:33
	48. Unit 06 Review	00:50

Unit 07 - Process and Module Management
	1. Topic A: Process Management	00:34
	2. Process Management	00:14
	3. Processes Part	01:51
	4. Processes Part	02:10
	5. Process IDs Part	01:48
	6. Process IDs Part	00:36
	7. Demo - Exploring Processes	07:28
	8. The ps Command	00:57
	9. Common ps Command Forms Part	00:35
	10. Common ps Command Forms Part	00:48
	11. Output of ps aux	01:36
	12. The top Command	00:30
	13. Demo - Viewing Processes and Devices	07:44
	14. Killing Processes	01:45
	15. Other kill Commands	01:19
	16. Demo - Managing Processes	05:40
	17. Topic B: Process Priority and Execution	00:13
	18. Process Forking	01:12
	19. Foreground and Background	00:57
	20. Demo - Comparing Foreground and Background Processes	01:36
	21. Process Priority	02:04
	22. Viewing Priorities	01:09
	23. Setting Priorities	01:13
	24. Renice	00:23
	25. Demo - Managing Process Priorities	04:43
	26. Topic C: Kernel Modules	00:33
	27. Kernel	01:48
	28. Kernel Tuning	02:15
	29. Common sysctl Settings	02:41
	30. Demo - Viewing Kernel Information	05:31
	31. Kernel Modules Part	01:07
	32. Kernel Modules Part	01:25
	33. The lsmod Command	01:20
	34. The modprobe Command	01:05
	35. Module Related Files	01:07
	36. Demo - Exploring Kernel Modules	05:07
	37. Unit 07 Review	00:59

Unit 08 - System Maintenance
	1. System Maintenance	01:28
	2. Topic A: Backup and Restore	00:55
	3. Compression Part	01:44
	4. Compression Part	02:45
	5. Algorithms Part	01:14
	6. Algorithms Part	01:34
	7. Compressed File Types	01:32
	8. Compression Utilities	01:19
	9. GNU zip = gzip	01:19
	10. bzip	00:53
	11. Compression via the GUI	00:49
	12. Demo - Compressing and Extracting Data	04:20
	13. Tape Archives Part	02:08
	14. Tape Archives Part	00:48
	15. Demo - Creating Archiving with tar	04:01
	16. cpio and find	01:47
	17. Demo - Backing Up with cpio	04:33
	18. Backup with dd Part	00:36
	19. Backup with dd Part	01:55
	20. Demo - Backing Up with dd	03:08
	21. Topic B: Scheduling Tasks	00:36
	22. Scheduling Commands	00:47
	23. The at Command	01:14
	24. Demo - Scheduling Commands with at	01:36
	25. The cron Command	00:50
	26. Sample crontab	00:50
	27. crontab run - parts Format	01:38
	28. Managing cron	01:07
	29. Demo - Scheduling a Job with cron	05:21
	30. Topic C: Performance Monitoring	00:54
	31. Monitoring Tools	01:05
	32. Demo - Installing the sysstat Package	01:41
	33. mpstat	01:42
	34. iostat	01:09
	35. Demo - Monitoring with mpstat and iostat	01:55
	36. System Activity Reporter	00:52
	37. Output of sar	00:37
	38. Demo - Monitoring System Activity with sar	05:46
	39. The uptime Command	01:44
	40. The free Command	02:02
	41. The top Command	00:48
	42. The vmstat Command	00:22
	43. Demo - Using the Memory Statistics Utilities	02:54
	44. Load Average	01:33
	45. Demo - Viewing the Load Average for Your Computer	00:53
	46. Topic D: Logging	01:36
	47. Log Files	01:31
	48. Demo - Viewing Logs	02:33
	49. System Logging Daemon	01:09
	50. Sample rsyslog.conf	01:10
	51. Logging Facilities	00:47
	52. Priorities	02:36
	53. Priority Notation	01:35
	54. Demo - Examining the syslog.conf File	02:40
	55. Log Rotation	01:15
	56. Sample logrotate.conf	01:41
	57. Demo - Examining Log Rotation	02:52
	58. Text Manipulation Commands Part	01:13
	59. Text Manipulation Commands Part	00:57
	60. grep	01:31
	61. head and tail sed	00:49
	62. Sed	00:48
	63. Demo - Searching and Displaying Text Files	03:53
	64. awk Part	00:58
	65. awk Part	01:38
	66. Demo - Searching and Replacing with awk	05:43
	67. Unit 08 Review	01:19

Unit 09 - Networking
	1. Networking	01:22
	2. Topic A: Networking Basics	00:21
	3. Networks	02:58
	4. Protocols	01:41
	5. OSI Reference Model Part1	00:30
	6. OSI Reference Model Part2	00:38
	7. OSI Reference Model Part3	00:37
	8. OSI Reference Model Part4	02:42
	9. OSI Reference Model Part5	00:40
	10. OSI Reference Model Part6	01:10
	11. OSI Reference Model Part7	00:32
	12. Internet Protocol Suite	03:38
	13. Additional Protocols	02:59
	14. Addressing	03:34
	15. Addresses	01:33
	16. Internet Protocol Version 4	02:40
	17. Internet Protocol Version 6	02:29
	18. Assigning Addresses	02:01
	19. Demo - Examining Addresses	05:02
	20. Character Based Names Part1	01:15
	21. Character Based Names Part2	01:43
	22. Name Utilities	01:18
	23. Demo - Identifying Addresses and Names	01:33
	24. Ports	02:56
	25. Demo - Viewing an Using Ports	01:43
	26. Authentication	01:04
	27. Authentication Factors	01:39
	28. One -factor Authentication	01:12
	29. Two -factor Authentication	00:38
	30. Three -factor Authentication	02:39
	31. Topic B: Network Services	00:20
	32. NIC Configuration	00:47
	33. Network Commands	02:21
	34. Demo - Configuring Your Network Interface	03:59
	35. DHCP Service	01:16
	36. Demo - Managing DHCP Client Services	06:04
	37. DHCP Server Services	00:29
	38. DHCP Server Services B	01:30
	39. Demo - Installing and Configuring DHCP Server Services	07:08
	40. Network Time Services	02:17
	41. Date and Time Commands	01:24
	42. Demo - Installing NTP and Configuring Time Synchronization	05:24
	43. Internet Super Daemon	01:43
	44. Demo - Viewing Daemon Startup Options	02:10
	45. Topic C: Domain Name Services	00:15
	46. DNS	02:18
	47. Name Resolution Process	02:44
	48. Demo - Resolving Names	07:27
	49. BIND	01:54
	50. Resource Records	01:57
	51. Demo - Installing BIND and Examining its Configuration Files	03:39
	52. Managing BIND	01:31
	53. Demo - Managing BIND	02:12
	54. Local Name Resolution	01:42
	55. Default /etc/hosts File	01:34
	56. The nssswitch.conf File	00:29
	57. Demo - Examining Local Name Resolution	02:13
	58. Unit 09 Review	00:59

Unit 10 - File Sharing and Printing
	1. File Sharing and Printing	00:31
	2. Topic A: Network File Resources	00:14
	3. NFS	01:52
	4. Demo - Enabling Local Name Resolution and Installing NFS	05:54
	5. NFS Server Configuration	01:39
	6. The exports File	01:00
	7. Computer Entries	02:29
	8. Options	00:51
	9. Demo - Configuring and Starting the NFS Server	02:13
	10. Mounting	01:02
	11. Demo - Mounting an NFS File System	03:04
	12. Managing NFS	00:48
	13. Demo - Managing Exports	03:28
	14. Topic B: Printing	00:24
	15. Printing	01:54
	16. LPD/LPR	00:44
	17. Application Specific	00:38
	18. CUPS	00:38
	19. GUI Tools	00:47
	20. More on Printing	00:43
	21. Demo - Creating a Printer in CUPS	04:25
	22. Printing Management	01:32
	23. Demo - Managing Printers	03:54
	24. Unit 10 Review	01:14

Unit 11 - Interoperability
	1. Interoperability	00:39
	2. Topic A: Network Interoperability	00:59
	3. Samba	01:20
	4. Demo - Installing Samba	02:50
	5. Samba Configuration	00:45
	6. The smb.conf File	02:39
	7. SWAT	00:50
	8. GUI Tools	00:51
	9. Browsing for Linux Resources	00:50
	10. Demo - Configuring Samba Shares	05:15
	11. Topic B: Remote Desktop Access	00:26
	12. rdesktop	00:46
	13. rdesktop Command	00:51
	14. GUI Clients	00:32
	15. VNC	01:04
	16. Debian’s VNC Server	00:29
	17. TightVNC on Windows XP	00:33
	18. A Linux Desktop on Windows	01:47
	19. A Windows Desktop on Linux Part1	00:51
	20. A Windows Desktop on Linux Part2	00:42
	21. Unit 11 Review	01:10

Unit 12 - Security
	1. Topic A: System Security	00:30
	2. NIS	01:57
	3. NIS Roles	00:51
	4. PAM	01:38
	5. LDAP	01:48
	6. RADIUS	00:58
	7. RADIUS B	02:06
	8. RADIUS Benefits	00:52
	9. SELinux - Security Enhanced	02:49
	10. Changing Modes	01:34
	11. Demo - Examining SELinux	01:43
	12. User Tools	01:26
	13. Demo - Exploring User Management Commands	04:25
	14. Topic B: Network Security	00:23
	15. Routing and Firewalls	01:33
	16. Basic Routing Table	03:21
	17. Routing	01:49
	18. Large Network	01:22
	19. Modifying Routing Tables	02:01
	20. Demo - Examining Routing	04:00
	21. Traffic Filtering and Marking	01:44
	22. Configuring Chains and Rules	01:57
	23. iptables Command Parameters	00:53
	24. iptables Examples	02:01
	25. Demo - Configuring iptables	02:01
	26. Network Security Tools Part1	00:52
	27. Network Security Tools Part2	03:20
	28. Nessus	00:37
	29. Intrusion Detection Systems	02:32
	30. Snort IDS	00:54
	31. HIDS	00:54
	32. Unit 12 Review	00:55

Unit 13 - Web Environment
	1. Web Environment	01:06
	2. Topic A: Web Services	00:24
	3. Web Technologies	02:59
	4. Sample PHP Program	01:05
	5. MySQL Client	01:02
	6. Apache	01:56
	7. Demo - Installing Apache	01:49
	8. Apache Configuration Part 1	01:27
	9. Apache Configuration Part 2	00:28
	10. Site Definition Files Part 1	00:25
	11. Site Definition Files Part 2	00:59
	12. Site Definition Files Part 3	01:06
	13. Site Definition Files Part 4	00:41
	14. The .htaccess File Part 1	00:44
	15. The .htaccess File Part 2	00:58
	16. Demo - Configuring Apache	08:26
	17. Apache Modules Part 1	01:34
	18. Apache Modules Part 2	00:52
	19. Apache Daemon	01:20
	20. Demo - Installing the PHP Module	08:25
	21. Demo - Configuring Apache’s Default Document	05:56
	22. Topic B: MySQL Services	00:16
	23. MySQL	00:58
	24. Demo - Installing MySQL and Associated Tools	02:35
	25. MySQL Configuration	01:50
	26. Demo - Examining the MySQL Configuration Files	01:53
	27. phpMyAdmin	01:18
	28. Demo - Testing Your MySQL Server	03:10
	29. Starting and Stopping MySQL	00:39
	30. Demo - Starting and Stopping MySQL	00:44

Unit 14 - FTP and Email Services
	1. FTP and Email Services	00:32
	2. Topic A: FTP Services	00:18
	3. FTP	01:24
	4. Demo - Installing an FTP Server	01:01
	5. Configuration	02:10
	6. Demo - Configuring the FTP Server	02:16
	7. Security	01:56
	8. Security B	02:19
	9. FTP Clients	01:08
	10. Active Mode	01:37
	11. Passive Mode	00:47
	12. Transfer Types	01:29
	13. Demo - Transferring Files with FTP	03:04
	14. Secure FTP	01:32
	15. SSH Daemon Configuration	02:07
	16. key Generation B	01:40
	17. Key Generation	02:16
	18. Public Key Encryption	02:52
	19. Demo - Installing and Configuring the SSH Daemon	03:10
	20. Demo - Connecting via SSH	01:26
	21. Synchronizing Directories	01:13
	22. Topic B: Mail Services	00:21
	23. Electronic Mail	02:11
	24. Mail Clients	01:43
	25. Email Addresses	00:57
	26. Unit 14 Review	00:46

Unit 15 - Troubleshooting and Maintenance
	1. Troubleshooting and Maintenance	01:21
	2. Topic A: Booting Linux	00:23
	3. Booting Linux	01:24
	4. Booting	00:27
	5. Boot Loaders	00:47
	6. GRUB Boot Loader Screen	00:41
	7. GRUB Configuration	00:57
	8. Demo - Investigating GRUB	03:03
	9. Runlevels	01:40
	10. Runlevel Initialization	01:26
	11. Demo - Changing Runlevels	03:02
	12. Password Recovery	02:12
	13. Root Password Recovery	01:17
	14. Demo - Recovering the Root Password	05:12
	15. Kernel Options and Recovery	02:00
	16. Demo - Troubleshooting Boot Problems	02:29
	17. Topic B: Network Troubleshooting	00:27
	18. Troubleshooting	02:24
	19. Network Utilities Part1	02:49
	20. Network Utilities Part2	02:56
	21. Obtaining Files	00:36
	22. File Verification	02:20
	23. Topic C: Scripting Basics	00:18
	24. Scripting	00:50
	25. A Script	01:56
	26. Commands	01:25
	27. Demo - Writing and Testing a Shell Script	04:08
	28. Unit 15 Review	01:33
	29. Course Closure	06:16

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