WorksheetsMIT App Inventor - Chapter 4
Total questions: 10
Worksheet time: 5mins
The value of a Boolean expression is either __________.
True or false
Number or text
Yes or no
0 or 1
The symbols >, <, and = are all __________ operators.
relational
logical
conditional
ternary
The if then block can be found in the ________ drawer of the Blocks column.
Variables
Text
Control
Math
A(n) __________ block tests a Boolean expression and then executes one set of
blocks if the expression is true, or another set of blocks if the expression is false.
select
if
if then else
ifcall
An if then block is a mutator block, which means that we can add more
_______.
else sockets
else if sockets
both else and else if sockets
if sockets
and, or, and not are (a) operators.
A compound Boolean expression created with the (a) operator is true
only if all of its connected expressions are true.
A compound Boolean expression created with the (a) operator is true if
any of its connected expressions are true.
This property holds the list of items that is displayed by a ListPicker.
List
Items
Text
Elementsfromstring
This CheckBox property determines the text that is displayed next to the component’s box.
Caption
Selection
Text
Description
