
Tema 4
Authored by Alfonso López
Computers
Professional Development
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué función tiene el patrón /\d/g?:
Selecciona los dígitos de una cadena de caracteres.
Selecciona los datos de una cadena de caracteres.
Selecciona los no caracteres de una cadena de caracteres.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace el patrón /\S/g?:
Selecciona los no caracteres de una cadena de caracteres.
Elimina los espacios de una cadena de caracteres.
Busca si hay una secuencia de dos dígitos.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué busca el patrón /\d{2,3}/g?:
Busca si existe el 2 o el 3 en la cadena.
Busca si existe el número 2 tres veces en la cadena.
Busca si hay una secuencia de dos o tres dígitos.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entre otros, el objeto RegExp tiene los métodos:
pattern() y evaluateRegularExpression().
exec() y test().
pattern() y testPattern().
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entre otros, el objeto document tiene los métodos:
openDocument(), querySelector(), getElementById(), etc.
open(), querySelector(), getElementById(), etc.
openDocument(), queryDOM(), getElementById(), etc.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué propiedad se puede usar para saber si las cookies están habilitadas?:
window.cookieEnabled.
document.cookieEnabled.
navigator.cookieEnabled.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes líneas de código es correcta?:
document.getElementById("unboton").addEventListener("MuestraFecha", "click");
document.getElementById("unboton").addEventListener("click", "MuestraFecha");
document.getElementById("unboton").addEventListener("click", MuestraFecha);
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