Select the most appropriate antonym of the given

Expansion cards are inserted into

What command is used to display both query and output?

In which chart, only one data series can be plotted ?

Which of the following is commonly used to restrict access to a computer system?  

............................. is the act of creating a file system on a volume, so that the operating system can store and retrieve data on that volume.

Which generation of computers used  transistors instead ofvacuum tubes as their main electronic component?

Which is an instant messenger that is used for chatting ?

The process of copying files to a CD-ROM is known as

Computers that are portable and convenient for users who travel are known as