Linux Lab 1: Navigation and Files

Authority mappings

Checkpoint 1: Where Am I?

• 1 uname / system identity 2 pts
  Capture the results of the uname -a command. What is the purpose of the uname command?
• 2 pwd 2 pts
  Capture the results of pwd. What is the full path of your home directory?
• 3 whoami / id 2 pts
  Capture the results of whoami and the results of id. Compare the two.

Checkpoint 2: Listing Files

• 1 ls variants 2 pts
  Capture ls, ls -l, ls -la. What new columns appear in -l vs default?
• 2 hidden files 2 pts
  What does the leading . mean on filenames shown by ls -la?

Checkpoint 3: Making Directories

• 1 mkdir -p 2 pts
  Create cscd240/lab1/ in your home. Show mkdir -p usage.

Checkpoint 4: Moving Around

• 1 cd variants 3 pts
  Demonstrate cd with absolute path, cd with relative path, cd ~, cd -.

Checkpoint 5: Managing Files

• 1 cp mv rm 3 pts
  Copy a file with cp, rename it with mv, delete it with rm.

Checkpoint 6: Viewing Files

• 1 cat head tail less 3 pts
  Use cat, head, tail, less on a file. Note differences.

Checkpoint 7: Wrap-up

• 1 end-of-lab submission 2 pts
  Copy my.bashrc to my.bashrc.copy in cscd240/lab1/. Verify with ls.