
Arreglos
Authored by Andrés Jiménez
Computers
University
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1. ¿Cuál es la forma correcta de declarar un arreglo de 10 #decimales en C++?
int arreglo(10);
float arreglo[10];
float[10] arreglo;
array<int> arreglo[10];
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
2. ¿Qué imprime este código?
int numeros[3] = {10, 20, 30};
cout << numeros[1];
10
20
30
error de compilación
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
3. ¿Qué bucle se usa para recorrer todos los elementos de un arreglo?
while
do-while
for
switch
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
4. ¿Qué valor tiene numeros[3] en el siguiente arreglo?
int numeros[5] = {2, 4, 6, 8, 10};
6
8
10
error posición inválida
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5. ¿Cuál es la instrucción que permite insertar un elemento al final de un arreglo fijo, donde n sería igual al tamaño del arreglo?
arreglo[n+1] = nuevoElemento;
push_back(nuevoElemento);
arreglo.push(nuevoElemento);
arreglo[n] = nuevoElemento;
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
6. ¿Cuál de las siguientes afirmaciones sobre arreglos es FALSA?
Los arreglos tienen un tamaño fijo
Los elementos se almacenan en posiciones consecutivas
Se pueden cambiar de tamaño en tiempo de ejecución
Los índices comienzan en 0
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
7. ¿Qué hace el siguiente código?
for(int i = 0; i < 5; i++) {
cout << numeros[i];
}
Inserta 5 elementos en el arreglo
Imprime los primeros 5 números del teclado
Declara el arreglo numeros
Recorre e imprime los 5 elementos del arreglo numeros
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