UNIX for Dummies Questions & Answers

CAn any1 help me pls...urgent need to pass up this monday my assigment.....
im new bird at unix so pls help me....
can any1 help me answer this question?

1a.What are the different type of shell available in UNIX.

b.How to know which shell you are currently used?

c.How to change the shell?

2. Using man commands, explain the following

a. What is man command used for?
b. What happened when you type man man?
c. Try man on other commands e.q man ls, man cat, man more. Explain the format of their outputs.

3. Type the following and answer the questions

$script assingment2
$ls -R
$man cat
$exit

$cat assingment2


a. What is script command used for?
b. What happened when you type the above sets of commands?

4. Viewing the contents of a file.

a. Create a file cantains 20 lines using cat command. Explain how you did it?
b. Using cat and more, view the contains of the file that you have created. Explain the different between cat and more.
c. Using man find out all the options in cat command. Try all the options and explain briefly what the options provided.
d. Using man find out all the options in more command. Try all the options and explain briefly what the options provided.
e. How can you create new file containing the contents of two files using command cat? (hint: use > to redirect output to file).

5. Managing Files.

a. How to use command cp to copy a file?
b. How to rename a file?
c. How to remove a file?
d. How do you ask the system to prompt you before removing files in the file list.
e. With the aids of man command, try command ls with all the options provided. Explain briefly a few of the options that you find useful.
f. How to list the file that start with “aaa”?

6. Managing directories.

a. Create directories so that you will get the following tree structure and explain step-by-step how you do that.

stm###

do it myself

I am happy with unix interesting

Solaris linux biar

Rahsia ct

b. How to know what is your current working directory?

c. If your current directory is myself,
i. how to change to directory Solaris using Relative path and Actual path

ii. how to create a file name hati in directory Rahsia using Relative path and Actual path

iii. How to make a copy of hati with the name heart in the same directory using Relative path and Actual path

iv. How to make a copy of hati with the same name in the directory Solaris using Relative path and Actual path

v. How to move file hati in Solaris to directory happy using Relative path and Actual path


7. What is the different between the command “whoami” and “who am i”?

8. Try and explain briefly what the following command do and the usage syntax?
a. whatis
b. whereis
c. lpr
d. cal
e. write
f. alias and unalias
g. hostname
h. lpr

9. Issue the command who and identify other users that is using the system. Find out how the following command is used for communication, and try it. Explain briefly your experience.
a. talk
b. write

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