Solution :
Here, we need to perform JOIN operation of the students and registration.
Use NATURAL JOIN operator 
and so no need to specify Join condition.
Also we need to selection operator tp select only those course whose major in "philosophy".
Finally we projection operator π to project only distinct students name who took at least three courses.
![$\pi [\sigma_{\text{student's nam}e} [ \sigma(\text{three courses}) \Join \text{"Philosophy"}]]$](https://tex.z-dn.net/?f=%24%5Cpi%20%5B%5Csigma_%7B%5Ctext%7Bstudent%27s%20nam%7De%7D%20%5B%20%5Csigma%28%5Ctext%7Bthree%20courses%7D%29%20%5CJoin%20%5Ctext%7B%22Philosophy%22%7D%5D%5D%24)
Answer:
WGU program, including two specific requirements that this degree has for completion is explained below in details.
Explanation:
WGU is an online academy with profession joined bachelor's and master's degrees in—IT, education, marketing, and healthcare—intended to support working professionals fit an online academy learning into their hard-working lives.
As a scholars, graduate pupils must register in at least eight competency units every term, and undergraduate pupils must register in at least twelve competency units respectively term.
Answer: Automated testing is testing of the software by the means of automation by using special tools .These software tools are responsible for the testing of the execution process , functioning and comparing the achieved result with actual result.
It is helps in achieving the accuracy as compared with manual testing and also also function without any human interruption.It produces the test scripts that can be re-used.
Answer:
To solve mathmatical problem
To make questions paper
Answer:
D) It creates a vector object with a starting size of 10 and all elements are initialized with the value 2.
Explanation:
When you write the statement vector<int> v(10,2); This statement declares a vector or dynamic array of size 10 that is the first parameter and the second parameter is the value with which all the elements in the vector are to be initialized.So in this vector all the 10 values will be initialized with the value 2.It is one of the way of initializing the vector.
