There are ............ scales in the Typewriter.
Sketches can also be drawn by :
When the Typewriter is in rest ............. dog catch hold of the escapement wheel.
Gap between lines equal to letter is called :
Expansion of PIN number :
To save time and labor ............. envelop is used
The colour of “Black Box” used in aeroplanes is :
Richard Stallman is in connection with :
The founder of Wiki Leaks is :
In 1983, who defined the term 'Computer Virus'?
Unauthorized attempts to bypass the security mechanisms of an information system or network is called :
A printer is this kind of device :
Which one is a text editor for Microsoft windows?
Software which allows the user to load a web page is called :
IBM 1401 Documentation is ________ Generation computer.