Classes that are involved in a transaction include Application, Request, Response, Session and_______.

A hard disk drive provides ________ storage so data is retained after the power is turned off

Fill in the blank(s) with correct word

The tar command can be used to backup files and directories in a single file and then restore all or some of them on as needed basis. You can also create an archive of files and directories if you need to save and/or send them to someone via e-mail. You normally need to do this to archive files related to a project so that you can transfer them to someone via e-mail, ftp, or a secondary storage media (tape, floppy, or CD-ROM). The primary reason for making an archive is the convenience of dealing with (sending or receiving) a single file instead of a complete directory hierarchy. Without an archive, the sender may have to send several files and directories (a file structure) that the receiver would have to restore in the correct order. Without an archiving facility, depending on the size

What will be an ideal response?