PLTW CSE Unit 1.3 Review

Which AppInventor component is used to create a database in the app?

• TinyDB

• LocalDB

• DBstart

• DBsetup

What command modifies data on a server?

• Post

• Get

• URL

• Endpoint

What word describes a loop that changes the value of a count by a specific amount every time?

• Increment

• Global

• Join

• Endpoint

Which components in AppInventor are used to increase the usability of a user interface? Select all that apply.

• Labels

• Speech to text

• Accelerometer

• TinyDB

What programming concept hides details to simplify the program for the user or programmer?

• Abstraction

• Algorithm

• Accumulators

• Databases

Which block of code below demonstrates an example of abstraction?

• 
• 
• 
• 

What type of variables are used in the procedure?

• 2 global variables

• 2 local variables

• 2 local variables and 1 global variable

• 1 local variable and 2 global variables

What output would be given if the user typed in 'ten' as the pizza size?

• An entry was left blank.

• Please enter a number and try again!

• Area: 78.5

• False

What is the modulo of 14 / 8?

• 6

• 8

• 14

• 1

What data type is a modulo?

• String

• List

• Integer

• Float