Question
In ∆ABC, AB = 5cm, BC = 6cm and AC = 10cm then find
out the value of cos A?Solution
cos A = (b2+c2 - a2)/2bc = (102+52-62)/(2×10×5) = 89/100
Which one of the following is an example of an input AND output device?
A telecommunications network which allows computers to exchange data is known as
Which of the following is the appropriate definition for Information Technology?
What is the function of "LOOKUP"?
Which of the following term is used when your computer stops working suddenly?
_______ operation relates to a set of computers connected to a LAN.
_________ is a text styling utility available in Microsoft Office applications such as Microsoft Word, Excel, PowerPoint and Publisher.
Storage device found inside the computer is
____________ is the attempt to obtain sensitive information such as usernames, passwords, and credit card details (and money), often for malicious r...
___________ is a passage to connect two networks together that may work upon different networking models.
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