
QUIZ – Vetores em Java
Quiz
•
Information Technology (IT)
•
University
•
Practice Problem
•
Hard
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é um vetor em Java?
Um tipo de loop
Uma variável que armazena múltiplos valores do mesmo tipo
Um tipo especial de classe
Um operador de repetição
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a sintaxe correta para declarar um vetor de inteiros com 5 posições?
A) int vetor = [5];
B) vetor int[5];
C) int[] vetor = new int[5];
D) int vetor[] = int[5];
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o índice inicial padrão de um vetor em Java?
1
0
-1
Não possui índice
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como acessar o terceiro elemento de um vetor chamado 'notas'?
notas(3)
notas[2]
notas[3]
notas{2}
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual destas é uma forma válida de inicializar um vetor de strings?
String[] nomes = {"Ana", "João"};
String nomes = ["Ana", "João"];
String nomes() = {"Ana", "João"};
nomes = new String["Ana", "João"];
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como preencher um vetor com valores digitados pelo usuário?
Usando Scanner e um loop
Usando if/else
Com operadores lógicos
Apenas com arrays multidimensionais
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual comando percorre todos os elementos de um vetor chamado 'valores'?
for (int i=0; i
foreach (valores)
for (int i=0; i
loop valores
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