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Speed of boat ‘A’ in still water = 120/10 = 12 km/hr Speed of boat ‘B’ in still water = 12 × (5/4) = 15 km/hr Downstream speed of boat ‘B’ = 15 + 2 = 17 km/hr Time taken by boat ‘B’ to cover 170 km in downstream = 170/17 = 10 hours
Which of the following is used in the first generation of computers?
Portrait and Landscape are:
Which of the following is a non-volatile storage device?
Invention of graphical user interface (GUI) and the mouse took place in which generation of computers?
Codes consisting of bars or lines of varying widths or lengths that are computer-readable are known as—
1 GB is equal to
Which of the following is not a magnetic disk?
Which of the following represents one billion characters ?
Which number system is usually followed in a typical 32-bit computer ?
A(n) _________ is text that you want printed at the bottom of the page?