LAB 9: METACHARACTERS

1. Make a directory called wildcards . cd to that directory and type at the prompt:

    touch ab abc a1 a2 a3 all a12 ba ba.1 ba.2 filex filey AbC ABC ABc2 abc 

   
   

2. Write and test the command that will do the following:

   1. List all files starting with a .

   2. List all files ending in at least one digit.

   3. List all files starting with an a or A .

   4. List all files ending in a period, followed by a digit.

   5. List all files containing the letter a anywhere in the filename.

   6. List three-character files where all letters are uppercase.

   7. List files ending in 10 , 11 , or 12 .

   8. List files ending in x or y .

   9. List all files ending in a digit, an uppercase letter, or a lowercase letter.

   10. List all files not starting with a letter b or B .

   11. Remove two-character files starting with a or A .