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Quiz 1: Check for Understanding well answered to pass
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Quiz 1: Check for Understanding well answered to pass
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Quiz 1: Check for Understanding_____ is used by all computers. - correct answer ✔✔Machine code
Every programming language's source code is always written in _____. - correct answer ✔✔Plain Text
The closer a language is to machine code, the more difficult it is to write.
T or F - correct answer ✔✔True
What is true about higher-level programming languages? - correct answer ✔✔You worry less about the
actual hardware, the code is more readable
_____ checking will let you know if something is wrong with your code as you're typing it - correct
answer ✔✔Syntax
All of the following are downsides to interpreted code, except - correct answer ✔✔You need to interpret
code separately for different kinds of code
What is true about strong-typed languages? - correct answer ✔✔There are different kinds of variables
for different kinds of data
Which JavaScript statement puts the number 5 into the variable "temp"? - correct answer ✔✔Var temp
= 5;
Which of these is a correct string literal? - correct answer ✔✔"hello world"
Declare a JavaScript variable to hold the number of students in the class. - correct answer ✔✔var
studentCount
The assignment operator in JavaScript is _____. - correct answer ✔✔=
, Which of the following is an invalid way of declaring a string? - correct answer ✔✔'this is a test"
We use _____ to tell JavaScript where the statement ends. - correct answer ✔✔;
The single line comment in JavaScript is _____. - correct answer ✔✔//
Which IF-THEN statement is written correctly? - correct answer ✔✔If (a==b) {alert("true");}
Which is the "Strict Equality" operator? - correct answer ✔✔===
How do you test if the score is 100? - correct answer ✔✔if (score == 100) {}
Which one of the following is the strict equality operator? - correct answer ✔✔===
Where are returns generally found? - correct answer ✔✔In the last line of a function
In JavaScript, variable scope is important _____. - correct answer ✔✔When defining variables for use in
functions
In JavaScript, you can embed an if statement within another if statement.
T or F - correct answer ✔✔True
Code blocks are surrounded with _____. - correct answer ✔✔{}
How do you call a function named readUserInput? - correct answer ✔✔readUserInput
What value do you get for a variable if you try to access it from outside its scope? - correct answer
✔✔Undefined
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