Question
Find the remainder when the number (400n + 247) is
divided by 20.Solution
ATQ, 400n + 247 = (20 × 20n) + (20 × 12) + 7 = 20 × (20n + 12) + 7 Since, 20 × (20n + 12) is completely divisible by 20 So, the remainder will be 7.
A computer cannot "boot" if it does not have the _____
Hard disk is a ..........................
Select the smallest (computer) memory size?
 Which of the following is a volatile memory technology commonly used in mobile devices and laptops?
In virtual memory management, what happens when a page fault occurs?
Which among the following is incorrect about Laser Printers?
When more than one person uses a central computer at the same time what do we require?Â
 What is the purpose of a Memory Controller in a computer system?
What is the purpose of "RAM" in a computer system?
In computer terminology, ROM stands for:
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