AP CSP ABSTRACTIONS VOCAB

Unit 2

Procedures

A group of programming instructions

Infinite Loop

When a program keeps running forever

Code segment

When a program keeps running forever.

Abstraction

A process that means to package something complicated into a simply named case under a name that sums up all its parts.

Lists

Collection of related info

Strings

A sequence

Prototype

A preliminary sketch or model of something that is new

Expression

A statement that returns only 1 value.

Parameter

A value that is passed into a procedure.

Argument

A value is passed into a procedure or function when it is called.

Iteration

Repeating part of an algorithm

Modulus

Evaluates to the remainder when a is divided a MOD b by b. The remainder of the code.

Boolean

Boolean values only represent values as true or false.

Operators

Used to test the relationship between two variables, expressions, or values.

Readability

a program that computes the approximate grade level needed to comprehend some text

Traverse

The process of accessing each item on the list one at a time.

Index

A number representing their place in the list.

Element

Another name for an item in a list. (If the same value is in the list twice, that counts as two different elements.) Each element has a unique index (position) in the list.

Sublist

a list used as an item of another list

Data Abstraction

simplifies a set of data by representing it in some general way