JAVA y .NET Flashcards

1
Q

Construcción (JDK)

A

Conjunto utilidades
-javac
-java
-javashell
-javadoc
-jar
-jarSigner: firmar y verificar ficheros
-javap: desensamblar ficheros .class
-jdb: depurador
-jdeps: analizador dependencias
-jmc / jconsole: herramientas JVM

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2
Q

Ejecución (JRE)

A

Java Runtime Environment
JIT
GC
ClassLoader
Heap

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3
Q

Conceptos Java

A

-Clase (atributos y métodos)
-Herencia
-Sobrecarga
-Polimorfismo
-Objeto

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4
Q

Métodos clase Object

A

-toString
-equals
-finalize
-hashCode
-getClass

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5
Q

Palabras reservadas

A

-final
-static
-abstract
-native: lenguaje diferente a java
-transient: indica que no se serialice
-synchronized
-void

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6
Q

Programación de red bajo nivel

A

Socket / Serversocket

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7
Q

Programación de red alto nivel

A

RMI

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8
Q

Tabla Modificadores de Acceso

A
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9
Q

“default”

A

Solo se puede usar en misma clase y mismo paquete, NO en distinto paquete

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10
Q

Formas de crear un hilo

A

-Herencia de la clase Thread (extends Thread)
-Implementando el interface Runnable (implements Runnable)

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11
Q

Palabras reservadas para excepciones

A

try, catch, finally, throw, throws

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12
Q

Excepciones checked

A

Objetos de la clase Exception ( o herederas).
Obliga a tratarlas con try/catch

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13
Q

Excepciones unchecked

A

Objetos de la clase RuntimeException ( o herederas)
NO obliga a tratarlas

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14
Q

IDE’s (Entornos / Editores de desarrollo)

A

Eclipse, Netbeans, IntelliJ, etc

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15
Q

Herramientas automatización del desarrollo

A

Ant, Maven, Gradle, Ivy, Jenkins, etc

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16
Q

JDK’s (Kit de desarrollo de Java)

A

OpenJDK, Amazon Corretto, IBM JDK, etc

17
Q

wsimport

A

Generación de clases automáticas para los clientes de web services de tipo SOAP

18
Q

xjc

A

Compilador que general clases java a partir de un XSD

19
Q
A
20
Q

keytool

A

Criptografía