Repaso 1

Quiz
•
Science, Computers
•
University
•
Hard
Fabrizio Carlassara
Used 9+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Cual de estas es la forma correcta de declarar una variable?
var foo;
let foo;
foo;
var foo
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Cual de los siguientes NO es un dato nativo de JavaScript?
Number
Float
Undefined
Null
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Que operador devuelve el resto de una operación?
&
|
%
$
4.
FILL IN THE BLANK QUESTION
30 sec • 5 pts
Que operador debo usar para preguntar si la variable es estrictamente igual al valor de la derecha?
if(foo [] 1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cual es la sintaxis correcta de los case de un switch?
case bar:
break;
case (bar):
break;
case (bar) {
}
case bar {
}
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que devuelve la operación '13' + 1 ?
'131'
131
14
'14'
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