Which of the following options is the correct value of the given expression?

tan" '/2 + tan'12/11

12 balls numbered from 1 to 12 are placed in a jar. The balls are mixed thoroughly and one of them is drawn randomly, what is the probability that an even numbered is dawn, if it known that the number on the drawn ball is greater than 3?

Which of the following options is the correct integral value of (x3 -1) dx/x2?

For the language {ap I P is a prime}, the statement which hold true is

The language described by the regular expression (0+1)*0(0+1)*0(0+1)* over the alphabet {0 1} is the set of:

Which one of the following is applicable for context free languages?

The _____ is a top-down representation of a process.

Strategic planning starts with a _____ that reflects a firm's vision, purpose, and values.

One of the dangers in researching vendor solutions is that users and analysts _______.

On a systems sequence diagram, ____ indicate(s) a true/false condition.

In the context of an organization's information system, external users _____.