Scheme and Racket.

The SICP-style intro course: expressions, procedures, lists and the control flow Scheme can express. Covers 8 topics.

• Scheme and Racket · 1 of 3

  Lists and pairs

  What does (length '((a b) (c d) e)) return?

  A3B7C5D4

• Scheme and Racket · 2 of 3

  Tail calls

  Which looping form does R7RS describe as more general than do?

  Aa named letBa let-valuesCa when formDa letrec loop

• Scheme and Racket · 3 of 3

  S-expressions

  In Racket, which form does the expander wrap around a literal such as 10 before it becomes a quoted constant?

  A#%datumB#%constC#%quoteD#%value