1. CLS: it is used to clear screen before any program execution

2. REM: used to make remark or comments

example 1
write a computer 8asic program for the computer to print the message below on d consecutive lines;

solution

cls
rem 'display program'
input 'hi, what's your name?';v
input 'what dept are you?';h
print v,h
end


3. INPUT: d input statement is used to enter numeriacal and string data into d computer during program execution.

4. LET; this statement is used to assign value of an expression to a variable.

E.g: let sum = o

5. PRINT; d print statement us used to transmit numeric and string output data from d computer to the screen of the computer.

E.g: 'print A,B,C,D'

6. END: it is used to indicate the end of the basic program which must be the last statement in the program.

7. RESTORE: if it is neccessary to read a part of entire data elements in the data statement again then a restore statement is used..

E.g: READ A,B,C
restore

8. STOP: a statement is used to terminates program execution and return to command level.....