Assignment: Windows Operating Systems

1. Explain the difference between these two directories . and ..

2. Suppose you are in your home directory. What is the absolute path to the directory located at c:\windows\system\speech?

3. Suppose you are in your home directory. What is the relative path to the directory located at c:\windows\system\speech?

4. What is the command to list ONLY the directories located in c:\windows\system32?

a. How many directories are there in c:\windows\system32?

5. Assuming you are in your home directory, write the command that will find the number of dynamically linked library (dll) files in the c:\windows\system32 directory.

a. How many different dll files did you find?

b. What command would your write to find name of the 2,317thdll file in this list?

6. Explain the difference between these two file redirectors > and>>

7. (True or False) Suppose you are user bob and have the home directory bobHomeDirectory. Consider now that you are in the home directory of bob. To remove all of the .doc files from the c:\users\bobHomeDirectory\User01 you would type at the cmd prompt:
del .\USER01\*.doc

8. Explain the difference between the types of program files you would find in c:\windows\system and c:\windows\system32.

9. What is the result of this sequence of variable commands?

set a=77
set b=1409
set /a c=%a% + %b%
echo %c%

10. What does this /a switch do in the command set?

11. What is a PowerShell command-let (cmdlet)?

12. Write the equivalent (or near equivalent) command for the CMD or PowerShell Commands below