MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Also known as auxiliary storage, secondary storage retains data until you either overwrite or delete it. So even when you turn off the device, all data remains intact.

Detailed explanation-2: -If you save data in secondary storage device your data will remain intact even when the computer is turned off or switched off. Secondary storage device is where programs are kept for a long period of time.

Detailed explanation-3: -Secondary storage is non-volatile. This means that the data is still there when you turn off the power. Your files, computer programs, and other data are stored on secondary storage.

Detailed explanation-4: -Secondary storage is commonly used to store backup data that comes from primary storage. The data is copied from the primary storage system to the secondary storage system through the use of replication or other data protection and recovery techniques.

Detailed explanation-5: -Secondary storage devices primarily refer to storage devices that serve as an addition to the computer’s primary storage, RAM and cache memory. Since they always consist of non-volatile memory, they allow the user to permanently store data on them.