Loops: Part II

1. 1Which of the following are valid ways to increment a variable?

   1. A+x
   2. Bx = x + 1
   3. Cx++
   4. Dx += 1
2. 2What do you call a variable that you use to keep track of the number of iterations that you've gone through in a loop?

   1. Aplaceholder
   2. Bcounter
   3. Ctally
   4. Dnum
3. 3When you write a loop that doesn't make progress toward the end condition, you might crash your browser by throwing it into an [blank_start]infinite loop[blank_end].

   1. Ainfinite loop
4. 4How are we using isFinished in the following example?
   
   var isFinished = false;
   while (!isFinished) {
   if (now > testDeadline) {
   isFinished = true;
   }
   }

   1. AAs a flag
   2. BAs a counter
5. 5It is not possible to nest one loop within another loop. A loop needs to end completely before starting a new loop.

   1. AVerdadeiro
   2. BFalso

Descrição

Quiz sobre Loops: Part II, criado por Code Ramp em 17-04-2018.

Autor

Code Ramp

Idioma

English

Visualizações

212

Histórico

Criado em 17 abr 2018 · atualizado em 17 set 2019

Etiquetas

toefl

Avaliação

Ainda sem avaliações

Avalie este quiz

Avalie este quiz

Mais sobre Control Structures