UNIX Shells by Example (4th Edition)

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:

1. List all files starting with a .

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

3. List all files not starting with an a or A .

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

5. List all files containing just two alphas.

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

7. List files ending in 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 containing a b .

11. Remove two-character files starting with a .