Meaning of file extensions.

[Junaid zaid]

 

[Rafiq shah]

The Zip file extension does not have a full form.
It is an archive file format that supports lossless data compression(original data perfectly reconstructed from compressed data)

 

[Danish Raza]

.bak is not batch files.
It is back file (similar to a carbon copy)
.bat is batch file

 

[Noman waris]

Full form of zip?

 

[Sadeem Zainab]

Full form of zip?

No full forms, it like putting as much as clothes inside a bag by squeezing and zipping it

 

[Taheera Rubab]

. Bak--- backup file

 

[Taheera Rubab]