Unix Op System

1. What does the ls command do?

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2. How do you display the name of the current working directory?

3. After issuing the command ls F you see the following list of files:

current@ myprogram* project project2 myscript*

• What does the asterisk (*) at the end of myscript mean?

4. After issuing the command ls l you see the following:

rbass@Titan:~$ ls -l

total 12

-rw-rw-rw- 1 rbass rbass 25 Jan 31 2019 callmenu.py

-rw-rw-rw- 1 rbass rbass 307 Jun 16 04:43 echoout

lrwxrwxrwx 1 rbass rbass 5 Aug 9 03:18 jlink -> junk6

-rw-rw-rw- 2 rbass rbass 797 Aug 3 08:12 junk6

-rwxrw-rw- 1 rbass rbass 497 Jan 31 2019 samplescript

drwxrwxrwx 1 rbass rbass 4096 Jun 20 13:57 two

• Identify the file type for each line shown above.