Question
In a class of 250 students, 150 are girls and remaining
are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wearing caps is 2:3 respectively. Find the number of boys in the class who are wearing caps.Solution
Number of boys in the class = 250 – 150 = 100 Number of boys who are wearing caps = 100 × (2/5) = 40
Which of the following is not a commonly used operating system?
A computer virus that replicates without user intervention is called a:
Which of these output devices are used for the translation of information from any computer into a pictorial form on the papers?
What is the function of a spreadsheet’s 'pivot table'?
Which type of computer memory is volatile and loses its contents when power is turned off?
This is a standard way for a Web server to pass a Web user's request to an application program and to receive data back to forward to the user –
JS Kilby developed which chips?
Which one of the following is not a search engine ?
Which component is known as the brain of the computer?
Which is not an email protocol?
Relevant for Exams:
