Question #4 Multiple Select
Which of the following statements are true regarding abstraction? Select 3 options.

O Creating a model must occur before abstraction.

O Refinement is the opposite of abstraction.

O Abstraction provides a way to see a complex situation more clearly.

O The level of abstraction needed depends on the situation and your goals.

O Abstraction is a process where details are added to further define the problem.

1)consider the following code snippet: #ifndef book_h#define book_hconst double max_cost = 1000.0; class book{public: book(); book(double new_cost); void set_cost(double new_cost); double get_cost() const; private: double cost; }; double calculate_terms(book bk); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_cost should be removed since header files should not contain constants.c)the definition of book should be removed since header files should not contain class definitions.d)the body of the calculate_terms function should be added to the header file.

Acompany is inviting design for its new corporate logo from its users. this is an example of ? a. crowdfunding b. crowdvoting c. crowdsourced design d. crowdtracking

The first screen you see when you open word2016 what is called?