Recordando concepto JS
Flashcard
•
Computers
•
10th Grade
•
Hard
Didier Manyoma
FREE Resource
Student preview
13 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es JavaScript?
Back
Es un lenguaje de programación que permite hacer que las páginas web sean interactivas (responder a clics, validar formularios, mostrar mensajes, etc.).
2.
FLASHCARD QUESTION
Front
¿Cómo se integra JavaScript a una página HTML?
Back
Se usa la etiqueta <script>, generalmente al final del <body> para que cargue después del HTML.
3.
FLASHCARD QUESTION
Front
¿Qué es una variable en JavaScript?
Back
Es un espacio donde se guarda información como texto, números o valores lógicos.
4.
FLASHCARD QUESTION
Front
¿Cuáles son las tres formas de declarar variables?
Back
var (ya no se recomienda), let (para cambiar el valor) y const (para valores que no cambian).
5.
FLASHCARD QUESTION
Front
Tipos de datos básicos
Back
string: texto → "Hola"
number: números → 10, 3.14
boolean: verdadero o falso → true, false
6.
FLASHCARD QUESTION
Front
¿Qué son los operadores aritméticos?
Back
Son los que permiten hacer operaciones matemáticas: +, -, *, /, %.
7.
FLASHCARD QUESTION
Front
¿Qué son los operadores de comparación?
Back
Comparan valores: ==, !=, >, <, >=, <=, ===.
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