Difference between revisions of "Tutorial4: Data Representation / Numbering Conversion / File Permissions"

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(Main Objectives of this Practice Tutorial)
(Main Objectives of this Practice Tutorial)
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:* Learn how to '''set''' directory and regular file '''permissions''' with the '''chmod''' command (symbolic and octal methods)
 
:* Learn how to '''set''' directory and regular file '''permissions''' with the '''chmod''' command (symbolic and octal methods)
  
:* Learn how to use the '''umask''' command to have permissions for directories and files automatically set upon their '''creation'''
+
:* Learn how to use the '''umask''' command to have permissions for directories and files automatically set upon their '''creation'''<br><br>
<br><br>
 
  
 
===Tutorial Reference Material===
 
===Tutorial Reference Material===

Revision as of 14:02, 17 January 2020

Data Representation / Numbering Conversion / File Permissions

Main Objectives of this Practice Tutorial

  • Understand the importance of how computers store data (i.e. data representation)
  • Understand the purpose of decimal, binary, octal and hexadecimal numbers
  • Perform various numbering conversions between the decimal, binary, octal and hexadecimal numbering systems by hand without the use of a computer or calculator
  • Identify which numbering system conversion method to use when required to perform a numbering conversion
  • Understand directory and regular file permissions
  • Learn how to set directory and regular file permissions with the chmod command (symbolic and octal methods)
  • Learn how to use the umask command to have permissions for directories and files automatically set upon their creation

Tutorial Reference Material

Course Notes
Numbering Conversion / File Permissions Reference
YouTube Videos
Course Notes:


Data Representation
  • Definition
  • Decimal, Binary, Octal, Hexadecimal Numbers

Numbering Conversion

  • Binary to Decimal / Decimal to Binary
  • Binary to Octal / Octal to Binary
  • Binary to Hexadecimal / Hexadecimal to Binary
  • Octal to Hexadecimal / Hexadecimal to Octal
File Permissions
  • chmod
  • umask

Instructional Videos:
  • x
  • x
  • x
  • x

Data Representation

x




Numbering Conversion

x



File Permissions

x





INVESTIGATION 1: NUMBERING CONVERSIONS

x.

INVESTIGATION 2: FILE PERMISSIONS

x.