Case-Based Critical Thinking QuestionsCase 7-1Toby is looking into purchasing Internet service. He is researching the different types of service that are available to him and trying to figure out what best suits his needs. Toby lives in the city near high-speed cellular communication towers. Through his research, he has learned that ____ Internet service may be two good options.

where i is the square root of -1. Which of the following statements is false?

Complex numbers have the form ``` realPart + imaginaryPart * i ``` a) C#’s simple numeric types are value types. b) To mimic the simple numeric types, we can define ComplexNumber as a value type by using a struct (short for “structure”) rather than a class. c) C#’s simple types like int and double are actually aliases for struct types. d) Microsoft recommends using structs for most new types, but recommends a class if the type represents a single value.

List all the candidate 4-sequences produced by the candidate generation step of the GSP algorithm.

Consider the following frequent 3-sequences: < {1, 2, 3} >, < {1, 2}{3} >, < {1}{2, 3} >, < {1, 2}{4} >, < {1, 3}{4} >, < {1, 2, 4} >, < {2, 3}{3} >, < {2, 3}{4} >, < {2}{3}{3} >, and < {2}{3}{4} >.