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UNIX Lesson 2

1. Which of the following is not a common shell?
csh
gsh
sh
bash
ksh

2. Which permissions setting will allow write access only by the file owner?
r--r--rw-
rw-r--r--
r--rw-r--

3. Which option for the ls command will show the file permissions?
-l
-F
-R
-p
-a

4. Two dots together in a path name refer to
The parent directory
The home directory
The child directory
The root directory

5. A control character means you type the CTRL key once, let go, then type the indicated letter.
True False

6. The who command displays
the superuser username
your personal username
a list of all accounts on the system
list of each logged-on username

7. Which is the correct syntax order for most Unix commands?
options filenames command
command filenames options
command options filenames
filenames command options

8. Hidden files always have names that begin with which character?
.
_
+
/

9. Unix systems are case sensitive.
True False

10. Absolute pathnames
Tell the path from the working directory to another directory
Always start with a forward slash
Can have spaces only between directory names

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