Recordando concepto JS
Flashcard
•
Computers
•
10th Grade
•
Hard
Didier Manyoma
FREE Resource
Student preview
13 questions
Show all answers
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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