Question

4. What is the significance of selecting New program option before
writing a program in QBASIC? Explain.​

Answer 1

Answer:

Rem calculator

cls

10

print "input first operand"

input a

print "select operation"

print "addition(a)"

print "subtraction(s)"

print "multiplication(m)"

print "division(d)"

print "exponentification(e)"

print "rooting(r)"

print "Quit(q)"

do

next$ = inkey$

loop until next$ <> ""

gosub input_var2

select case next$

case "a"

c = a + b

print "sum is:";c

case "s"

c = a - b

print "Difference is:";c

case "m"

c= a*b

print "Product is :";c

case "d"

c = a/b

print "Quotient is:";c

case "e"

c = a^b

print "Exponentification is:"c

case "r"

c = a^ 1/b

print "Root is:";c

case "q"

end

end select

sleep 3

goto 10

sub input_var

input "enter second operand";b

end sub

Explanation:

just u check it