5 practice sets · Page 1 of 1
Which are evaluated before initial binding?
All initialisation forms
Iterations
Procedures
None of the mentioned
Correct Answer: A — All initialisation forms
Explanation:
All initialization forms are evaluated before before inital binding.
What will be occupied in the first part of DO?
Procedures
List
Iterators
List of parameters
Correct Answer: D — List of parameters
Explanation:
The first part of a DO is always occupied by a list of parameters that are all bound to initial values.
What will happen if a dotimes form has no result form?
Nil
T
Both Nil & T
Nothing
Correct Answer: A — Nil
Explanation:
If a dotimes form has no result form, the dotimes will return nil and its purpose is to arrange for side effects.
Which provides a way to write simple counting-oriented iteration procedures?
Do
Dotimes
Recursion
Iteration
Correct Answer: B — Dotimes
Explanation:
Dotimes provides a way to write simple counting-oriented iteration procedures.
Which is a general strategy for controlling how a computation evolves?
Recursion
Mapping
Iteration
None of the mentioned
Correct Answer: C — Iteration
Explanation:
Iteration is said to be one kind of control strategy and it is a general strategy for controlling how a computation evolves.
