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JS PRACTICE - TEST ERRORS

Authored by Nixon López

Computers

12th Grade

Used 3+ times

JS PRACTICE - TEST ERRORS
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10 questions

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1.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

When the code is run the value of score at line 07 is 15. ​ (a)  

To meet the requirements, the following code should be placed at line 02: if (points === undefined) points = 1; ​ (b)  

Yes
No

2.

LABELLING QUESTION

1 min • 1 pt

You work for Fabrikam, Inc. You need to create a function that meets the following requirements:

a) JavaScript code must execute in strict mode.
b) The function must return the produce name, weight, and revenue.
c) The revenue must be formatted as a currency appropriate for the computer's locale setting.
d) The weight must be formatted to display two digits after the decimal point.

How should you complete the code?

b
d
e

var revenue=amount.toLocaleString();

use void;

var pounds=weight.toPrecision(2);

var pounds=weight.toFixed(2);

"use strict";

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

You are writing a program for Woodgrove Bank. The update() function must update a paragraph element with the input from the user, and then hide the input box.

Which code should you add at lines 09 and 10?

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Predict the output of the following JavaScript code.

8

0

12

9

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

You are writing a JavaScript application for an accounting system.

What is the result of running this program?

Syntax error

Ari Bixhorn undefined 

Ari Bixhorn 48000 

Runtime error 

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Predict the output of the following JavaScript code.

Substring takes a string value and get a new one only using the positions given inside the parenthesis.

f

s

sf

ks

7.

LABELLING QUESTION

1 min • 1 pt

You are creating JavaScript code that manipulates dates. You want to initialize a Date object with the date November 12 , 2017 by using the year, month, and date parameters.
How should you complete the code?

b
c
g

17

11

2017

12

10

November

10

Nov

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