
Cuestionario 5 Taller Java
Quiz
•
Computers
•
7th - 10th Grade
•
Practice Problem
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Un arreglo puede cambiar de tamaño una vez creado?
Cierto
Falso
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
¿Cuál de las siguientes opciones es la manera correcta de declarar un arreglo de tipo int 5 elementos?
int [ ] numero = new int numero (5);
int [ ] numero = new int [ ];
int [ ] numero = new int [5];
int numero [ ] new int [5];
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Considere la siguiente sentencia :
Double [ ] valores = {1.1, 2.2, 3.3 , 4.4};
¿Cuál es el índice máximo del arreglo valores?
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Considere la siguiente sentencia:
Char [ ] letras = {'a','b','c','d' }
¿Cuál de las siguientes opciones muestra la letra d en la consola?
System.out.println(letras[2]);
System.out.println(letras[1]);
System.out.println(letras[4]);
System.out.println(letras[3]);
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considere la siguiente sentencia:
int [ ] numeros = {1 ,2.5, 3, 4.5}
¿Cuál de las siguientes afirmaciones es correcta?
La sentencia presenta un error de compilación porque algunos elementos son de tipo double.
La sentencia es correcta y declara un arreglo de 4 elementos
La sentencia es correcta y declara un arreglo de 4 elementos pero los elementos con cifras decimales se truncaran
La sentencia presenta un error de compilación porque no usa la palabrea reservada new
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