Assume (create) the following files are in the working directory:

$ ls

book notesb ref2 lec1 lec3 lec45b notesa ref1 ref3 lec2 lec4a ben

Provide commands for each of the following, using wildcards to express filenames with as few characters as possible.

1. From this directory show the list all files that begin with "r"
2. From this directory show the list of only lec1, lec2 files
3. From this directory show the list of the file ending with "b"
4. From this directory show the list of all the files having two numbers in their name

Question3: Assume (create) the following files are in the working directory: w m $ ls book notesb ref2 lec1 lec3 lec45b notesa ref1 ref3 lec2 lec4a ben Provide commands for each of the following, using wildcards to express filenames with as few characters as possible. From this directory show the list all files that begin with "'" b. From this directory show the list of only lec1, lec2 files From this directory show the list of the file ending with "b" d. From this directory show the list of all the files having two numbers in their name a. C