Beginning Program Development in JS

Loops

100

Is a loop used for sequence, selection or iteration? 

iteration

200

What are the two types of loops you've learned about?

for and while

300

How many times does this loop run? 

 for (var i = 1; i <= 4; i++) {
       println(i);
 }

4 times

400

What is the output?

var x = 0;
while (x < 2) {
    console.log("Hi");
    x++;
}

Hi
Hi

500

What is the output?

 for (var i = 0; i < 3; i++) {
    console.log(i);
}

0
1
2

Coding and Collaboration

100

True or False: Most developers work independently with no help or collaboration

False

200

Two slashes as the beginning of a line "//" represent the start of a what?

Comment

300

A comment should used to ___________ code

explain or describe

400

What does API stand for?

Application Programming Interface

500

Programming where two developers share ideas and work side-by-side is?

pair-programming

What's the Output?

100

What does this log?

 var a = 2;
 a = a + 3;
 console.log(a);

5

200

What does this log?

 var name = "Sam";
 console.log("Hi " + name);

Hi Sam

300

What does this log?

var color = "red";
console.log("The sky is " +color + "!");

The sky is red!

400

What does this log?

for(var i=0; i< 3; i++){
     console.log("uno");

}

uno
uno
uno

500

What's the output

var javascript = "programming";
println(javascript + " is fun");

programing is fun

Describe the code

100

How do you declare a variable called car?

var car;

200

Write code that prints the word "Done!" to the screen.

println("Done!");

OR

console.log("Done!");

300

Declare a variable named i and initialize it with a value of 0.

var i = 0;

400

How do you increment the value of variable count?

count++;

500

Initialize and empty array called shoppingList

var shoppingList = [];

Coding Best Practices

100

Why should you run your code often?

To catch mistakes/ errors

200

Why should you indent your code appropriately?

Makes it easier to read

300

What is the best name for a variable that stores weight of your pet dog. x, dog, or dogWeight

dogWeight

400

Every opening bracket should also have a corresponding

closing bracket

500

If a comment takes up multiple lines it's best to use what symbols for the comment?

/* comment here */