Question $1$

Write down the commands for the following operationsWrite down the commands for the following operationsWrite down the commands for the following operationsWrite down the commands for the following operations $(((($aaaa$----$ffff$))))$::::

a$.$a$.$a$.$a$.$ Create a file in Linux

b$.$b$.$b$.$b$.$ Command for renaming a file from cducducducdu$2023202320232023.$txt$.$txt$.$txt$.$txt to newCDUnewCDUnewCDUnewCDU$\_2023\_2023\_2023\_2023.$txt$.$txt$.$txt$.$txt

c$.$c$.$c$.$c$.$ Using Method$-1$ for chmodchmodchmodchmod, set permission for newCDU$\_2023$newCDU$\_2023$newCDU$\_2023$newCDU$\_2023$ in the format rrrr$----$xxxx $----$wwwwxxxx rwrwrwrw$----$

d$.$d$.$d$.$d$.$ Using Method$-2$ for chmodchmodchmodchmod, $$Deny ExecuteExecuteExecuteExecute and WriteWriteWriteWrite$$ permission to group and owner for

newCDUnewCDUnewCDUnewCDU$\_2023\_2023\_2023\_2023.$txt$.$txt$.$txt$.$txt$,$ but leave the ReadReadReadRead permission intact.

e$.$e$.$e$.$e$.$ While using chmod in Method$-2,$ state the difference between $+$ and $=.$

f$.$f$.$f$.$f$.$ Copy File$\_1$File$\_1$File$\_1$File$\_1$ and File$\_2$File$\_2$File$\_2$File$\_2$ from the current directory to the temporary folder, however, cancel

the copy if files with these names already exist in the destination directory