TrueBASIC Ch 2 & 3 Sample Problems

1. TrueBASIC Ch 2 & 3 Sample Problems

2. What are the errors? (2 total) PRINT "REM" LET REM = 50 reAD currency$, amount DAta "Dollar", 50

3. What are the errors? (2 total) PRINT "REM" LET REM = 50 reAD currency$, amount DAta "Dollar", 50 END • REM is a keyword, cannot be used as a variable • Missing END statement

4. What is the output? DATA 1000, 5, "fraternity power walk" READ attendees, ticket_price LET revenue = attendees * ticket_price READ event$ DATA 5, "the fraternity power walk" PRINT event$; " generated $";revenue END

5. What is the output? DATA 1000, 5, "fraternity power walk" READ attendees, ticket_price LET revenue = attendees * ticket_price READ event$ DATA 5, "the fraternity power walk" PRINT event$; " generated $";revenue END the fraternity power walk generated $ 5000

6. What is the error? READ yo$, I, got DATA "$",523,432 DATA "100",100 READ number$ READ name PRINT "number": I END

7. What is the error? READ yo$, I, got DATA "$",523,432 DATA "100",100 READ number$ READ name PRINT "number": I END Commas or Semi-colons must separate the list of arguments to PRINT (not colons)

8. What are the errors? REM REM LET x = "5000" LET string$s = "Good Evening" LET 1number = 44 PRINT "I dunno";" whatsgoin", " on" END

9. What are the errors? REM REM LET x = "5000" LET string$s = "Good Evening" LET 1number = 44 PRINT "I dunno";" whatsgoin", " on" END • Cannot assign a string to a number variable • string$s is not a valid variable name (must end with $) • 1number is not a valid variable name (cannot begin with a number)

10. What is the output of this program? READ x READ y READ x LET y = x + 2 PRINT "x= ";x, "y= ";y DATA 1,2,3,4,5,6 READ y PRINT "x= ";x, "y= ";y END

11. What is the output of this program? READ x READ y READ x LET y = x + 2 PRINT "x= ";x, "y= ";y DATA 1,2,3,4,5,6 READ y PRINT "x= ";x, "y= ";y END x= 3 y= 5 x= 3 y= 4