Qual o tipo de variável para o qual um ponteiro aponta?

Apontadores

Quiz
•
Computers
•
10th Grade
•
Medium

Paula Silveira
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Sempre Inteiro
O mesmo tipo da variável
String
Float
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
O que representa o operador & ao inicializar um ponteiro?
Endereço de memória
Valor da variável
Tipo de dado
Nenhum valor
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Como se obtém o valor apontado por um ponteiro?
&ptr
*ptr
ptr&
ptr*
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
O que significa a constante simbólica NULL num ponteiro?
Endereço de memória nulo
Indica um valor nulo
Aponta para a primeira variável
Não aponta para nenhuma variável
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Tendo em conta que:
&a=1320, &b=3560;
int a=5, b=7, ptr=&b;
Qual o output da instrução printf(“%d %d %d”, a,b,*ptr)
5 7 5
7 5 7
5 7 7
7 5 5
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Como calculo o incremento de um ponteiro?
Aumento o sizeof do tipo de dado apontado
Incremento 1 byte
Incremento 4 bytes
Incremento 8 bytes
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Qual o resultado do decremento de um ponteiro?
Recua 8 bytes
Recua 2 bytes
Recua 1 byte
Recua sizeof bytes
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