Question
What is the primary objective of system testing in the
software development lifecycle?Solution
System testing is a phase in the software development lifecycle where the complete and integrated software system is tested as a whole. The primary objective of system testing is to verify that the software meets the specified requirements and functions correctly in the intended environment. It involves testing the entire system for compliance with the functional and non-functional requirements, ensuring that all components and interactions work as expected when integrated together.
Separation of real and nominal variables of classical theory is called _____.
Which of the following is correct regarding Correlation coefficient?
If the correlation between x and y is 0.6 covariance is 27, variance of y is 25, then what is the variance of x?