A boat can cover 120 km in upstream in 6 hours and 180 km in downstream in 3 hours. Find the speed of the stream.
Downstream speed = 180/3 = 60 km/hr Upstream speed = 120/6 = 20 km/hr Speed of stream = (60 – 20)/2 = 20 km/hr
A function in database software that allows multiple adjacent cells to be combined into a single larger cell is referred to as
The number of pixels displayed on a screen is known as
The largest unit of storage is
Which function key is used to refresh the current window?
Which of the following is a text file that a Web browser stores on a user’s machine?
The files which are deleted from hard disk goes to
Recording a television programme on a VCR is an example of
A ________ is a program which coverts the entire source code of a programming language into executable machine code for a CPU.
To an ad hidden inside software that you downloaded from an internet site is known as
____________ is the attempt to obtain sensitive information such as usernames, passwords, and credit card details (and money), often for malicious r...
