
Revisão N2
Authored by Fausto Gominho
Information Technology (IT)
University
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Qual das alternativas representa uma vantagem do uso da interface List em Java?
Permite acesso por índice e duplicação de elementos.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2. O que acontece se uma exceção não for tratada em um bloco try-catch?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3. Qual a principal característica de uma classe abstrata?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4. O que o conceito de polimorfismo permite na programação orientada a objetos?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5. Qual das alternativas representa corretamente a sobrescrita de métodos em Java?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6. Qual das alternativas descreve corretamente o uso de interfaces em Java?
Interfaces podem conter apenas métodos concretos.
Interfaces não podem ser implementadas por classes abstratas.
Interfaces são instanciadas diretamente.
Interfaces permitem a implementação de múltiplos comportamentos por uma classe.
Interfaces não aceitam métodos default.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7. O que caracteriza o encapsulamento na programação orientada a objetos?
Utilizar apenas métodos estáticos.
Ocultar os detalhes internos de implementação e expor apenas o necessário.
Impedir a criação de objetos.
Garantir que todos os métodos sejam públicos.
Permitir acesso direto aos atributos de uma classe.
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