PLQ #1

Question 1 @ 2024-09-17 19:08

This class works on how many levels?

A
Two levels: syntax and semantics.
B
A ladder of levels from easy at the beginning to advanced near the end of the semester.
C
Two levels: 4400 for undergrads and 5400 for masters.
D
Nonsensical question: it will be whatever number of level that makes sense.

Question 2 @ 2024-09-17 19:09

Which of the following terms are relevant to this class?

A
Compositing
B
Compositionality
C
Compoundability
D
Configurability
E
Accountabilibuddy
F
Semantics

Question 3 @ 2024-09-17 19:12

There’s a problem in the following function:

;; add-thing: Thing (Listof Thing) -> (Listof Thing)
;; Adds a thing to stuff.
(define (add-thing a-thing things)
(cons a-thing things)
things)

How should it be fixed?

A
The contract (= type) should be corrected.
B
The purpose statement should start with a lowercase letter, and have no period at the end.
C
Function body should be indented by four spaces.
D
Missing a set! (Racket’s assignment) to change the value of things to the result of cons.
E
A return statement should be added.
F
The last line should be removed.
G
There’s no problem.