What do you call a function defined in a block?Ī function defined within a block of code, such as within a method or another function, is called a local function. What is denotes the intersection between two sets? so only methods defined in a Java class can access the field.so only methods in the same class could access the field.so only methods in the same package can access the field.so only methods in the same file can access the field.When do you need to explicitly state the return type in a function definition? What defines methods and fields that can then be reused by mixing into classes? What are defined inside a class definition? If you wanted to find the remainder after division, what operator would you use? Which term makes the contents of packages available without prefixing? Which is not a member of the collections hierarchy? PreparedStatement from Java which is also used in Scala Q34. What can you use to make querying a database more efficient, by avoiding the need to parse the SQL string every time a query is executed from Scala? You want to create an iteration loop that tests the condition at the end of the loop body. Immutable objects can be used in classes, mutable objects cannot.Immutable objects do not require error handling.Immutable objects use less memory than their mutable counterparts.What is an advantage of an immutable object? To denote a parameter that may be repeated, what should you place after the type? What do you call the process of changing the definition of an inherited method? If an else-if succeeds, then none of the remaining else-if statements or elses will tested.All else-if statements are tested in all cases.If an else-if does not succeed, then none of the remaining else-if statements or elses will be tested.If the first else-if does not succeed, then no other else-ifs are tested. Which statement about if-else-if-else statements is true? One way to improve code reliability is to use _, which will evaluate a condition and return an error if the condition is violated. What is called when a superclass has more than one subclass in Scala? To denote a parameter that may be repeated, what should you place after type? Which statement returns a success or a failure indicator when you execute this code?
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