Computer Knowledge part 19

Bluetooth transfers its data through which of the following medium

Which of the following printers are fastest and develivers best quality printing

System restore is a component in windows which helps

In a database table , columns represents

Addition of two octal number 742 and 152

Java softwares can run which of the follwing operating systems without rewriting

Ports in a computer is a connection point which is used to connect peripherial devices

Choose the most suitable device among the following for playing computer games

The access time in memory refers to

A compiler reads the source code translates it into machine language