the fetch and execute cycle Flashcards
اول حاجه بيعملها ال cpu
يجيب منpcويزود الpc
program counter
instruction pointer
jump
if statement
sequence number of location
is called address
compiler vs interpreter
compiler like human traslator who translates a book
an interpreter like human who translates a speech
the process of coding
java source file -java comiler -java class file -interpreter =jvm =java byte code-operting system
there are two aspects of programming
data -instruction
what is variable
is just memory location
comment statement
//
comment statement
//
comment قطعه
/* */
identifers
ممكن يكون خليط من الارقام والحروف بس مينفش يبدا برقم او#ممكن يبدا$ ومينفعش نستخدم الاماكن المحجوزه للjava
IDE
intergrated development environment
SDK
software devlopment kit
Syntax
the arrangement of words and phrases to create well-formed sentences in a language.
semantics
are meanings given for groups of symbols
syntax vs semantaics
syntax refers to grammar, while semantics refers to meaning
comile time error
the errors that occured when we write the wrong syntax
run time error
when the program that you are writing and produce the wrong output divid on zero
logical errors
in logic
what is exception
many run time error called exception
“dinasalah “or” “or “33”are called
string literal
how the computer send the addresses as………….
signal
what is the part that do arthmitic operations
arthmitic logic unit
define the program
is set of instructions
