Linguagem de Programação II
Authored by Alexandre Souza
Information Technology (IT)
University
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Qual palavra-chave é usada para definir uma classe em Java?
object
define
class
struct
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
O que é encapsulamento na programação orientada a objetos?
Combinar dados e métodos em uma única unidade.
Herdar funcionalidades de outra classe.
Permitir múltiplas formas de um método.
Evitar o uso de objetos.
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Qual destas opções representa um construtor válido em Java?
public void Pessoa()
Pessoa()
public Pessoa()
void Pessoa()
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Qual estrutura é usada para tratar exceções em Java?
catch/throw
try/catch
if/else
switch/case
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Qual interface gráfica Java usa JButton, JFrame, JLabel?
AWT
JavaFX
Swing
HTML
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Qual tipo armazena números inteiros em Java?
String
float
int
boolean
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Em Java, todos os métodos precisam retornar um valor.
Verdadeiro
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