IT 244: Introduction to Linux/Unix - Answers to Class 10 Ungraded Quiz

IT 244: Introduction to Linux/Unix
Answers to Class 10 Ungraded Quiz

What is the name of the account that can do anything on a Unix or Linux system?
```
root
```
If you have read permission on a directory, what can you do in it?
```
run ls on the directory to list its contents
```
If you have read permission on a directory, can you read the files in that directory?
```
no, you need read permission on each file
```

If you have write permission on a directory, what can you do in that directory?

create a file or directory, delete a file or directory, rename a file or directory inside the directory

If you have write permission on a directory to you have write permission on the files it contains?
```
no, you need write permission on each file
```
If you have execute permission on a directory what can you do?
```
cd into that directory
```

What is a link?

a file that points to another file or directory

What are the two kinds of links?
```
hard links and soft links
```
What kind of link is used most often?
```
soft links
```
What command would you use to create a soft link named "home" in your current directory to your home directory?
```
ln  -s  ~  home
```