parts of computer, theory

Question 1

whats a CPU

Answer 1

brain of computer,

processes instructions, performs calculations and control other components.

Question 2

whats a RAM (RANDOM acess memory)

Answer 2

temporary memory to store data/programs that are CURRENTLY in use. fast but volatile (data dissapears when computer is off)

Question 3

what is secondary storage

Answer 3

PERMANENT storage for data, slower than ran but non volatile (data DOESNT dissapear)

Question 4

input device?

Answer 4

used to send data into computer. LIKE a keyboard

REPONSIBLE FOR COLLECTING AND TRANSMITTING DATA TO COMPUTER

Question 5

output device

Answer 5

reveive data from from computor to usable form like SPEAKERS MONITOR…

Question 6

Program

Answer 6

sequence pf instructions that specify how to perfrom a computation

Question 7

software

Answer 7

normally stored in secondary memory (permanent) and loaded into main memory as needed.

Question 8

whats a low level language

Answer 8

close to machine code like binary.
8 bites in 1 byte

Question 9

whats a high level programming language

Answer 9

easy for us to read like python

Question 10

whats a key diff between parameter and argument in a pything function

Answer 10

a parameter is a variable in the function definition, while an argument is the actual value passed to the function when it is called.

def greet(name): # ‘name’ is the parameter
print(“Hello, “ + name)

greet(“Claudia”) # “Claudia” is the argument

Question 11

whats the diff between print and return

Answer 11

print displays output to hte screen
return returns a value