Question

Which of the following will happen when data is entered into a memory location?

• A. It will add to the content of the location
• B. It will change the address of the memory location
• C. It will erase the previous content
• D. It will not be fruitful if there is already some data at that location
• E. None of the above

Answer 1

The correct option is C It will erase the previous content

It will erase the previous content will happen when data is entered into a memory location

This type is used for the main memory in most computers, since data is stored on the hard disk while the computer is off. Major types are: DRAM (Dynamic random-access memory) which uses memory cells consisting of one capacitor and one transistor to store each bit.

An in-memory database (IMDB, also main memory database system or MMDB or memory resident database) is a database management system that primarily relies on main memory for computer data storage. It is contrasted with database management systems that employ a disk storage mechanism.