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ES6 modules are stored in __________. View:-16528
Question Posted on 12 Feb 2019

ES6 modules are stored in __________.
(1)files
(2)Database
(3)none of the options
(4)cloud
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What is the significance of the following code snippet? View:-12769
Question Posted on 12 Feb 2019

What is the significance of the following code snippet?
for (let i = 0; i < 10; i++) {
x += 10;
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Symbols can be created using the factory function _________. View:-20818
Question Posted on 12 Feb 2019

Symbols can be created using the factory function _________.
(1)CreateSymbol()
(2)InvokeSymbol()
....
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Objects declared as "const" are immutable. View:-19760
Question Posted on 12 Feb 2019

Objects declared as "const" are immutable.
(1)False
(2)True

Answer:-(1)False....
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Keyword "let" allows redeclaring variables. View:-17457
Question Posted on 12 Feb 2019

Keyword "let" allows redeclaring variables.
(1)True
(2)False

Answer:-(2)False....
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The bodies of class declarations and class expressions are executed in View:-22666
Question Posted on 12 Feb 2019

The bodies of class declarations and class expressions are executed in strict mode.
(1)True
(2)False ....
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Which keywords can be used to implement inheritance in ES6? View:-8858
Question Posted on 12 Feb 2019

Which keywords can be used to implement inheritance in ES6?
(1)extends
(2)derives
(3)inherits
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Template literals support ____________. View:-20499
Question Posted on 12 Feb 2019

Template literals support ____________.
(1)Raw data
(2)interpolation
(3)function calls
(4)Res....
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What will be the output of the following code snippet in ES6? View:-11823
Question Posted on 12 Feb 2019

What will be the output of the following code snippet in ES6?
const func= (
x,
y
) =....
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Template literals can be reused __________. View:-21858
Question Posted on 12 Feb 2019

Template literals can be reused __________.
(1)False
(2)True

Answer:-(2)True....
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Arrow Functions are less verbose than traditional functions View:-17573
Question Posted on 12 Feb 2019

Arrow Functions are less verbose than traditional functions
(1)False
(2)True

Answer:-(2)True....
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Template literals can be defined as _________. View:-20446
Question Posted on 12 Feb 2019

Template literals can be defined as _________.
(1)HTML with blanks to be filled in
(2)Template method....
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Variables declared in a scope are accessible in ___________. View:-19480
Question Posted on 12 Feb 2019

Variables declared in a scope are accessible in ___________.
(1)anywhere in the program
(2)None of th....
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Which is not a lexical inside arrow functions? View:-12540
Question Posted on 12 Feb 2019

Which is not a lexical inside arrow functions?
(1)super
(2)this
(3)new.target
(4)None of the ....
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Template literals does not allow us to _________. View:-20998
Question Posted on 12 Feb 2019

Template literals does not allow us to _________.
(1)build complex html and xml templates.
(2)create ....
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What will be the output of following code snippet? View:-7089
Question Posted on 12 Feb 2019

What will be the output of following code snippet?
function foo(a = 10, b = 5) {
console.log(a, b....
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Destructuring helps us to extract multiple values from an object via _ View:-22208
Question Posted on 12 Feb 2019

Destructuring helps us to extract multiple values from an object via __________.
(1)Object Parameters
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During destructuring, you can either declare variables or assign to th View:-21555
Question Posted on 12 Feb 2019

During destructuring, you can either declare variables or assign to them, or both.
(1)False
(2)True <....
ADS Posted In : Tools | ECMAScript
Check the Below code and check correct or not View:-16011
Question Posted on 12 Feb 2019

Check the Below code and check correct or not
const { x, y } = { x: 11, y: 8 };
is the Same as
co....
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The following code implements the ______ feature of ES6 View:-22516
Question Posted on 12 Feb 2019

The following code implements the ______ feature of ES6
function myFunction(x, y, z) { }
var args = [....
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"Rest" collects all variables into a single array, while "Spread" expands a single variable into multiple. View:-22776
Question Posted on 22 Feb 2019

"Rest" collects all variables into a single array, while "Spread" expands a single variable into multiple.
ADS Posted In : Tools | ECMAScript
Which of the following parameters can be used to expand a single array into multiple arguments? View:-16611
Question Posted on 22 Feb 2019

Which of the following parameters can be used to expand a single array into multiple arguments?
(1)Defaul....
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Which of the following parameters can be used to define indefinite number of parameters in one single array? View:-18963
Question Posted on 22 Feb 2019

Which of the following parameters can be used to define indefinite number of parameters in one single array? ....
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In Arrow functions, if there is only one parameter and that parameter is an identifier then the parentheses can be omitted. View:-22403
Question Posted on 22 Feb 2019

In Arrow functions, if there is only one parameter and that parameter is an identifier then the parentheses c....
ADS Posted In : Tools | ECMAScript
Promise reactions are callbacks that you register with the Promise method then(), to be notified of a fulfillment or a rejection. View:-19798
Question Posted on 22 Feb 2019

Promise reactions are callbacks that you register with the Promise method then(), to be notified of a fulfill....
ADS Posted In : Tools | ECMAScript
Which method can be used to retrieve symbols from the global symbols registry? View:-13939
Question Posted on 22 Feb 2019

Which method can be used to retrieve symbols from the global symbols registry?
(1)Symbol.keyFor()
(2)....
ADS Posted In : Tools | ECMAScript
A JavaScript module is a file that exports something for other modules to consume. View:-16152
Question Posted on 22 Feb 2019

A JavaScript module is a file that exports something for other modules to consume.
(1)False
(2)True <....
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It is always a good practice to physically separate the code based on ________. View:-20680
Question Posted on 22 Feb 2019

It is always a good practice to physically separate the code based on ________.
(1)Functionality
(2)R....
ADS Posted In : Tools | ECMAScript
Declaring variables with which of the following keywords, will make the variable immutable? View:-13049
Question Posted on 20 Feb 2019

Declaring variables with which of the following keywords, will make the variable immutable?
(1)let
(2....
ADS Posted In : Tools | ECMAScript
What if promise2 get rejected in the following syntax? View:-15370
Question Posted on 12 Feb 2019

What if promise2 get rejected in the following syntax?
Promise.all(promise1, promise2, .....)
(1)It ....
ADS Posted In : Tools | ECMAScript
What is the meaning of the following line of code? View:-13135
Question Posted on 12 Feb 2019

What is the meaning of the following line of code?
const pi=3.14;
(1)It is exactly the same as var.....
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