CS1 Midterm Review

The

extension added to our program names is __________________

• .qbs

• .doc

• .bsa

• .bas

A(n) __________ always contains an ELSE clause.

•  single-alternative block IF
• double-alternative block IF
• SELECT CASE
• menu

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

•  collating sequence
• menu
• Boolean operator
• relation operator

What happens if X=7 when the following statement is executed?

IF (X+3) + 5> 10 THEN

PRINT “Answer is correct.”

END IF

• The first executable statement after this statement is ececuted

• “Answer is correct.” is printed

• The program stops executing.

• 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 ignore d.
• An error will occur.
• The second variable is automatically changed to the data type of the first variable.

Which of the foll0wing expressions is false?

•  8 <> 5
• 15 > 13
• 5 <= 3
• “f ”<= “m”

ASCII stands for

•  American Single Code for Information Interchange
• American Standard Code for Information Interchange
• American Standard Computer for Information Interchange
• American Standard Code for Information Internet

If there are more values in the DATA list than variables in the READ statement, the extra values will ___.

•  cause an error to occur.
• Be ignored.
• Be automatically included in the program
• Be displayed on the monitor screen.

READ N1, N2

READ N3

READ N2

DATA 37, 77, 0, 3, 12

In the programming example above, the READ statements will cause the variables to end up with what values?

• N1=37, N2=77, N3=0

• N1=37, N2=77, N3=3

• N1=37, N2=3, N3=0

• N1=37, N2=3, N3=12

1 READ A, B

2 C=A+B

3 PRINT A, B, C

4 READ A, B

5 READ C$

6 PRINT C$

7 DATA 1, 2, 5, 7, 4, 6

What will the values of the variables A, B and C be when the third line is executed?

• A=1, B=2, C=3

• A=1, B=2, C=5

• A=2, B=5, C=2

• A=3, B=2, C=4