Find Solutions on Solaris:

#To remove directory
rm -rf dir_name

#To search file or folder in all directories

find / -name abc.txt

#To search file in current directory
find . -name xyz.txt

#To know which user is currently login
who am i

#To know how many users are login
who

# To check the partition with its size
df -k

# To check CPU utilization
top: its an utility which comes in form of package in solaris and you add that package.

#To add a package in solaris
e.g. pkgadd pkg_name

#To check all options of commands
man "command_name"
e.g. man ls

# To check actual size of file/folder

du -sh "file/folder name"

# To count the files or folders in the ddirectory
ls -l wc -l

# To create a directory
mkdir "dir_name"

# To create directory inside a folder having same permissions of that folder
mkdir -p "dir_name"