Computer science 1

program?

a series of instructions that a computer can follow

debuging?

going over code and fixing it

subprogram?

a series of instructions a computer can follow that is within a program

what does = mean?

assign

sequence?

running code line from line, top to bottom

iteration?

repeating actions using while or for loop

selection?

making decisions using if/else statements?

what are the 5 data types?

boolean, float, character, integer, string

statement?

a single instruction

expression?

code that calculates and returns a value

what does : do?

a syntax character the opens a new nested block of code

what is the typical amount of memory for each data type

boolean theoretically 1 bit but often 1 byte, integer 4 bytes, float 4 bytes, character 1 byte, string 1 byte per character

pseudocode?

fake, simplified programming language used to map out code before writing it

while loop, what control?

condition controlled

for loop, what type of control?

count controlled

what are the three types of iteration i need to know?

do until, while, for

function?

returns a value

method?

performs a process

casting?

converting a value from one data type into another

what are logical operators that become boolean operators when used in boolean expression?

and, not, or

what are comparative operators that also evaluate to boolean values (true, false) (python)?

, >=, <, <=, ==, !=

what symbol is assign in Pseudocode?

arrow

how do u convert a string to an integer in Pseudocode?

string_to_int

how do u convert an integer to string in Pseudocode?

int_to_string

what is input in Pseudocode?

USERINPUT

What is PRINT in pseudocode?

OUTPUT

abstraction?

Removing unnecessary details or info from a task to focus on the essential characteristics.

algorithm?

a sequence of steps that can be followed to complete a task or solve a problem

Decomposition?

the process of breaking down problems into sub problems

structure diagram advantages?

some modules are reusable saving development time, problems easier to manage when it consists of subtasks

structure diagram?

a visual blueprint that shows what pieces a system is made of and how they connect

what does a step do in Pseudocode?

it allows you to determine by how much the values in for loop go in

what shape is the input/output in flowchart?

parallelogram

what shape is start/end in flowchart?

oval

what shape is a decision in flowchart?

diamond

What shape is a process in a flowchart?

rectangle

What shape is a sub program in a flowchart?

rectangle with one line on each side