Data Types
This symbol is used to declare a single-line comment in JavaScript.
What is "//"?
In JavaScript, this keyword is used to declare a variable, making it mutable.
What is "let"?
In JavaScript, the "&&" operator is used for this type of logical operation within conditional statements.
What is "and"?
This type of loop in JavaScript is designed for situations where the number of iterations is known.
What is a "for" loop?
In JavaScript, this keyword is used to define a block of reusable code.
What is "function"?
In JavaScript, to compare both value and type equality, you would use this operator.
What is "==="?
In JavaScript, to declare a constant variable, you use this keyword.
What is "const"?
In JavaScript, this keyword is used to start a block of code that should be executed when a specified condition is true.
What is "if"?
This loop in JavaScript continues to execute a block of code as long as the condition is true.
What is a "while" loop?
These are placeholders in a function definition that represent the values to be supplied when the function is called.
What are parameters"?
To terminate a statement in JavaScript, you use this punctuation mark.
What is ";"?
In JavaScript, this is one keyword that can used to declare a variable with block scope.
What is "let" or "const"? (Not "var".)
All conditionals evaluate to two values, which are in this data type.
What is Boolean?
This short circuit statement in JavaScript is used to exit out of a loop completely.
What is "break"?
When a function is invoked in JavaScript, the values passed to it are known as these.
What are arguments?
In JavaScript, a string must be enclosed in the following characters.
What are quotes (single, double, or backticks)?
In JavaScript, to check if a variable has a specific type without throwing an error, you can use this operator.
What is "typeof"?
In JavaScript, the "!" symbol is used to represent this logical operation within conditional statements.
What is "not"?
This short circuit keyword will skip the lines of code beneath it and resume at the top of the loop with the next iteration.
What is the "continue" statement?
In JavaScript, a function that is defined within another function is referred to as this type of function.
What is a nested function?
In JavaScript, to comment out multiple lines of code, you use this syntax.
What is "/* */"?
In JavaScript, if we declare a variable without assigning a value, this will be its value.
What is "undefined"?
This keyword is used to execute code if the previous "if" statement was false.
What is "else"?
This type of loop will execute the statements in the code block at least once. After that, it will continue to loop as long as the condition is true.
What is a do-while loop?
This statement is used within a function to exit the function and go back to the code that called it optionally passing back a value.
What is a return statement?