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PLTW Computer Science Essentials
Questions and Correct Answers
Abstraction Answer: hides details. manages
complexity
Backlog Answer: an explanation of what the app is
supposed to do, perform
Block View Answer: where you can program the
components you added in the Designer view
Designer View Answer: where you can create the user
interface and add components you want in the app.
This is where you let the program know what
components you will later want to code.
Event Handler Answer: a block that responds to an
event, looks for inputs or responds to an events to
know when to perform a specific action.
Input Answer: Data that is given or entered in the
App or computer system.
Pretest - Stuvia US
, 2
Output Answer: Data produced or delievered from an
algorithm or computer system (result).
Procedure Answer: A named group of programming
instructions to follow in solving a problem or
accomplishing a task. It may have parameters and
return values.
User Story Answer: Individual components that make
up a whole solution of the app. All the feature need to
be visible to the user in the user interface.
Argument Answer: the variables or values that a
program provides to a function or procedure.
Arithmetic Operator Answer: any math symbol
Boolean Answer: A statement that can only be true or
false.
Concatenation Answer: a joining together separate
strings or items.
Float Answer: Number with a decimal point.
Pretest - Stuvia US
PLTW Computer Science Essentials
Questions and Correct Answers
Abstraction Answer: hides details. manages
complexity
Backlog Answer: an explanation of what the app is
supposed to do, perform
Block View Answer: where you can program the
components you added in the Designer view
Designer View Answer: where you can create the user
interface and add components you want in the app.
This is where you let the program know what
components you will later want to code.
Event Handler Answer: a block that responds to an
event, looks for inputs or responds to an events to
know when to perform a specific action.
Input Answer: Data that is given or entered in the
App or computer system.
Pretest - Stuvia US
, 2
Output Answer: Data produced or delievered from an
algorithm or computer system (result).
Procedure Answer: A named group of programming
instructions to follow in solving a problem or
accomplishing a task. It may have parameters and
return values.
User Story Answer: Individual components that make
up a whole solution of the app. All the feature need to
be visible to the user in the user interface.
Argument Answer: the variables or values that a
program provides to a function or procedure.
Arithmetic Operator Answer: any math symbol
Boolean Answer: A statement that can only be true or
false.
Concatenation Answer: a joining together separate
strings or items.
Float Answer: Number with a decimal point.
Pretest - Stuvia US
