UNIX Shells by Example (4th Edition)

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

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 .