Apple Swift Coding I - Lesson 1 & 2

Identify the 1st circular part of this code (// Qualifying total time):

• Details you can't edit

• A line with an error

• Results Sidebar

• A code comment

Identify the 3rd circular part of this playground (81 + 97 +80b)

• A code Comment

• Details you can't edit

• A line with an error

• Results Sidebar view

Identify the part of the playground with the 4th circular mark with the number 86 underneath thats on the left side.

• A code comment

• Details you can't edit

• A line with an error

• Results View

Identify the second green circular mark of this playground:

• Details you can't edit

• Results View

• A line with an Error

• A code Comment

Which line will be run?

// 10 - 8 + 3

18 + 7 + 365

• The first line

• The second line

• Both

• Neither

Which option uses a more specific name?

• Distance

• X

Which option uses more specific names?

• currentSpeed < maximumSpeed

• calculatedSpeed < anotherSpeed

Which option uses more specific names?

• dollarsPerSandwich * customerCount

• numberOfDollars * numberOfPeople

Which of these is an "assignment" in programming?

• Giving a name to a particular value, such as:

  let numberOfSodas = 7

• Running a calculation, such as:

  4 + 6 + 9

• Describing a programming task in comment, such as:

  // TODO: Update the Sharing message

What does it mean to "declare" something in programming?

• To write a hypothesis that you believe to be true.

• To set a requirement on a performance measure

• To write a comment that explains your calculation

• To give a name to something for the first time.