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ECMAScript Interview Questions and Answers
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Questions
ECMAScript
0
votes
Q: Using yield(), Generators can receive input from _________.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: Declaring variables with which of the following keywords, will make the variable immutable?
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
+1
vote
Q: It is always a good practice to physically separate the code based on ________.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: A JavaScript module is a file that exports something for other modules to consume.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: ECMAScript is a __________
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: ES6 is officially called ______________
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: Which method can be used to retrieve symbols from the global symbols registry?
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: Promise reactions are callbacks that you register with the Promise method then(), to be notified of a fulfillment or a rejection.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: In Arrow functions, if there is only one parameter and that parameter is an identifier then the parentheses can be omitted.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: Which of the following parameters can be used to define indefinite number of parameters in one single array?
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: Which of the following parameters can be used to expand a single array into multiple arguments?
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
0
votes
Q: "Rest" collects all variables into a single array, while "Spread" expands a single variable into multiple.
asked
Jan 21, 2020
in
ECMAScript
by
GeorgeBell
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