Which of the following file organizations is most efficient for a file with a high degree of file activity?

When was the world's first laptop computer introduced in the market and by whom?

The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is

Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memor…

Software programs that close potential security breaches in an operating system are known as:

A systems programming language for microcomputers in the Intel family is

The heart of any computer is the

In analog computer