JavaScript
Authored by David Boccalandro
Professional Development
1st Grade
Used 6+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿En qué lugar se ejecuta generalmente el código JavaScript?
Navegador del servidor
Navegador del Cliente
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué empresa desarrolló JavaScript?
Microsoft
Netscape
Oracle
Java
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué tipo de igualdad es el operador === ?
Simple
Obligatoria
Estricta
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál sería el resultado de 3+2+''7'' en Javascript?
12
57
327
Da un error
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Una variable a la que no se le ha asignado valor, o no se ha declarado en absoluto (no se declara, no existe) son de tipo undefined
VERDADERO
FALSO
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dentro de la sintaxis de JavaScript, carece de importancia el uso de las mayúsculas
VERDADERO
FALSO
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
JavaScript es:
Single Threaded y asincrónico
Multiple Threaded y sincrónico
Multiple Threaded y asincrónico
Single Threaded y sincrónico
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