5 practice sets · Page 1 of 1
Which helps you to write procedures on complicated things?
Development
Revoke
Progressive envelopment
All of the mentioned
Correct Answer: C — Progressive envelopment
Explanation:
Progressive envelopment helps you to write procedures on building complicated things incrementally.
What is the alternative of LET for parameter binding?
Let
Let*
Let^
Let%
Correct Answer: B — Let*
Explanation:
Let is like shorthand notation for nested LETs.
What will happen if a variable had not assigned a value by SETF form?
Warning
Nothing will happen
Error message
Crash
Correct Answer: C — Error message
Explanation:
Because of this condition, it will report an unbound variable error.
How does LET generally begins with?
Parameter list
Data
Fence
None of the mentioned
Correct Answer: A — Parameter list
Explanation:
Parameter list consists of two-elements lists, each of which has a parameter variable and an intial value form.
Which arranges for parameters to be bound on entering a procedure?
Form
Let
Initial
Parameter
Correct Answer: B — Let
Explanation:
LET arranges for parameters to be bound, just as parameter are bound on entering a procedure.
