Command line basics. cd.

1. A directory is equivalent to a

A) File System
B) Folder
C) Word Document
D) File
E) Any document

2. A path is a chain of ______

A) Directories
B) Files
C) Hard Drives
D) Teddy Bears
E) Documents

3. Your home directory is

A) The default directory where programs are
B) A default path that looks like a house
C) A special system directory that stores my passwords
D) The default directory to store your files
E) Your home address

4. the path / stands for

A) empty path
B) Root directory
C) down one level
D) the current directory
E) up one level

5. the path ~ stands for

A) up one level
B) Home directory
C) down one level
D) empty path
E) Root directory

6. if pwd outputs /User/james/test/" you are in what directory?

A) test under root
B) test under james under User
C) User under james under test
D) james under root under test
E) Test under james

7. if pwd outputs /User/jane/programs/output then cd .. will take you to

A) /User/
B) programs/
C) /User/jane/
D) /User/jane/programs/data
E) /User/jane/programs/

8. if pwd outputs /myfiles/modeling/airplanes/biplanes/ then assuming cd ../../data/ succeeds, pwd would now output:

A) /myfiles/modeling/airplanes/biplanes/data
B) /myfiles/modeling/
C) /myfiles/modeling/airplanes/biplanes/../
D) /myfiles/data/
E) /myfiles/modeling/data

9. if pwd outputs "/Dog/Cat/mouse/" what commands should be used to list all the files in Dog/Cat/mouse/flea/?

A) ls
B) cd flea
C) cd flea; ls
D) ls -l
E) pwd flea

10. if pwd outputs "/Dog/Cat/mouse/" what command(s) should be used to list all the files in Dog/Cat/mouse/flea/?

A) cd mouse/flea; ls
B) pwd flea/ ; ls
C) ls -l
D) list files flea
E) ls flea/

11. if pwd outputs "/Dog/Cat/mouse/" and you type ls you will see:

A) all the files in Dog, Cat and mouse directories
B) a commercial for buger king
C) the path to the mouse directory
D) all the files in the "mouse" directory
E) all the files in the "flea" directory

12. if pwd outputs /Dog/Cat/mouse/ and then you issue a cd ~ how do you get back to the original directory?

A) cd /dog/cat/mouse
B) cd /Dog/Cat/mouse
C) cd dog/cat/mouse
D) cd orig-dir
E) cd ~/Dog/Cat/mouse

13. let's say pwd outputs /Users/john/ Now, you have a file /dog/cat/mouse.dat and want to copy it to /dog/cat/rat.dat what command would you issue?

A) cp /Users/john/mouse.dat rat.dat
B) cp /dog/cat/mouse.dat rat.dat
C) mv /dog/cat/mouse.dat /dog/cat/rat.dat
D) cp /dog/cat/mouse.dat /dog/cat/rat.dat
E) mv /dog/cat/mouse.dat rat.dat

14. let's say pwd outputs /dog/cat/ Now, you have a file /dog/cat/mouse.dat and want to copy it to /dog/cat/rat.dat what command would you issue?

A) cp /dog/cat/mouse /dog/cat/rat
B) mv cp ls pwd
C) cp mouse.dat rat.dat
D) mv /dog/cat/mouse.dat /dog/cat/rat.txt
E) mv mouse.dat rat.dat

15. let's say pwd outputs /dog/cat/ Now, you have a file /dog/cat/mouse.dat and want to copy it to /dog/cat/rat.dat what command would you issue?

A) cp /dog/cat/mouse.dat /dog/cat/rat.dat
B) mv mouse.dat rat.dat
C) cp /dog/cat/mouse /dog/cat/rat
D) mv /dog/cat/mouse.dat /dog/cat/rat
E) cp /dog/cat/mouse.dat rat

16. let's say pwd outputs /dog/cat/ Now, you have a file /dog/cat/mouse.dat and want to move it to /dog/cat/rat.dat what command is equivalent to mv mouse.dat rat.dat

A) find -space -time -travel
B) mv mouse.dat rat
C) mv /dog/cat/rat.dat mouse.dat
D) mv /dog/cat/mouse.dat rat.dat
E) cp mouse.dat rat.dat

17. let's say pwd outputs /dog/cat/ Now, you have a file /dog/cat/mouse.dat and want to move it to /dog/cat/rat.dat what command is NOT equivalent to mv mouse.dat rat.dat

A) mv mouse.dat ../cat/rat.dat
B) mv ../cat/mouse.dat rat.dat
C) mv /dog/cat/mouse.dat rat.dat
D) mv mouse.dat /dog/cat/rat.dat
E) mv /dog/cat/mouse.dat /dog/rat.dat

18. let's say pwd outputs /dog/cat/ Now, you have a file /dog/cat/mouse.dat. You type cp mouse.dat rat.dat; cp rat.dat ../mice.dat then:

A) /dog/cat has three files
B) /dog/cat/mouse.dat has a file called rat.dat
C) /dog/cat has a file named mouse.dat
D) /dog/cat has two files, /dog has one file
E) /dog/ has three files, /dog/cat/ has two.

19. let's say pwd outputs /p/g/ Now, you have a file /p/g/out.dat. You type cp out.dat rat.dat; cp rat.dat ../mice.dat; cd ..; mv g/out.dat ." what would ls produce?

A) mice.dat
B) out.dat rat.dat mice.dat
C) out with mice and rats!
D) p g mice.dat out.dat
E) mice.dat out.dat

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