BASIC Control Statements

A ______ displays a list of program functions from which the user can choose one.

• collating sequence

• menu

• Boolean operator

• relation operator

Which of the following is not an relational operator?

• <

• >

• =

• *

The block IF statement statement uses relational operators to compare _____

• constants, variables, and arithmetic expressions

• constants and relational operators

• relational symbols and characters only

• characters and arithmetic expressions only

What happens if the variable A is equal to 5 when JustBasic executes the following statements?

IF A > 10 THEN

A = A * 2

END IF

• The ELSE clause will be executed.

• The value of A will be doubled.

• Nothing; Control will be passed to the statement following END IF.

• An error will occur and program execution will stop.

In a double- alternative block IF statement _______

• both the THEN and the ELSE clause may be executed

• either the THEN or the ELSE clause will be executed

• neither the THEN or the ELSE clause may be executed

• the THEN clause is always executed

What happens if num1 = 4 when the following statement is executed?

IF (num1 - 2) * 5 >= 10 THEN

PRINT “Result is valid.”

END IF

• The first executable statement after this statement is executed

• The program stops executing

• “Result is valid.” is printed

• An error message is displayed.

What happens when a string variable is compared to a numeric variable?

• The variables are compared character by character until one of the values is different.

• The variables are ignored.

• An error will occur.

• The second variable is automatically changed to the data type of the first variable.

IF Score > Highest THEN

PRINT “NEW WORLD RECORD!”

ELSE

IF Score < Highest + 10 THEN

PRINT “GOOD PERFORMANCE”

ELSE

PRINT “AVERAGE PERFORMANCE”

END IF

END IF

If Score equals 130 and Highest equals 120, what is the output?

• NEW WORLD RECORD!

• AVERAGE RACE

• GOOD RACE

• No output.

IF Score > Highest THEN

PRINT “NEW WORLD RECORD!”

ELSE

IF Score < Highest + 10 THEN

PRINT “GOOD PERFORMANCE”

ELSE

PRINT “AVERAGE PERFORMANCE”

END IF

END IF

If Score equals 120 and Highest equals 121, what is the output?

• NEW WORLD RECORD!

• AVERAGE PERFORMANCE

• GOOD PERFORMANCE

• No output.

IF Grade$ = “Senior” THEN

IF GPA > 3.8 THEN

IF SAT > 1200 THEN

PRINT “Apply for the scholarship”

END IF

END IF

END IF

Which of the following could replace this statement?

• IF (Grade$ =”Senior”) AND (GPA>3.8) AND (SAT >1200) THEN

  PRINT “Apply for the scholarship”

  END IF

• IF (Grade$ =”Senior”) OR (GPA>3.8) OR (SAT>1200) THEN

  PRINT “Apply for the scholarship”

  END IF

• IF (Grade$ =”Senior”) AND (GPA>3.8) OR (SAT>1200) THEN

  PRINT “Apply for the scholarship”

  END IF

• IF (Grade$ =”Senior”) AND NOT ( GPA>3.8) AND (SAT>1200) THEN

  PRINT “Apply for the scholarship”

  END IF