Exposure C++ - vernonmath.comvernonmath.com/wp/wp-content/uploads/2014/10/Test05… · Web viewExposure Java 2013, PreAPCS Edition Chapter 5 Test Page 26 Updated: 05-22-13. Exposure

Exposure Java Multiple Choice TestChapter 5 Keyboard Input & Control Structures

DO NOT WRITE ON THIS TESTThis test includes program segments, which are not complete programs. Answer such questions with the assumption that the program segment is part of a correct program.

There is a Reference Guide for the Expo class and a Graphics Sheet at the end of this test.

01. Which of the following should be used to enter a word ?

(A) Expo.enterBoolean();(B) Expo.enterChar();(C) Expo.enterDouble();(D) Expo.enterInt();

(E) Expo.enterString();

02. Which of the following should be used to enter a sentence?



03. Which of the following should be used to enter somebody's name?



04. Which of the following should be used to enter your age?

(A) Expo.enterBoolean();(B) Expo.enterChar();(C) Expo.enterDouble();

(D) Expo.enterInt();(E) Expo.enterString();

05. Which of the following should be used to enter your gpa?

Exposure Java 2013, PreAPCS Edition Chapter 5 Test Page 1 Updated: 05-22-13

(A) Expo.enterBoolean();(B) Expo.enterChar();

(C) Expo.enterDouble();(D) Expo.enterInt();(E) Expo.enterString();

06. Which of the following should be used to enter an integer?

(A) Expo.enterBoolean();(B) Expo.enterChar();(C) Expo.enterDouble();

(D) Expo.enterInt();(E) Expo.enterString();

07. Which of the following should be used to enter a real number?

(A) Expo.enterBoolean();(B) Expo.enterChar();


08. Which of the following should be used to enter your middle initial?

(A) Expo.enterBoolean(); (B) Expo.enterChar();


09. Program Flow follows the exact sequence of program statements, unless directed otherwise by a Java _______ _______.

(A) traffic controller(B) redirect command

(C) control structure(D) structural integrity

Use the table below to answer questions 10 through 14.


10. Which cell demonstrates Simple Sequence?

(A) Cell I(B) Cell II(C) Cell III(D) Cell IV(E) Cell V

11. Which cell demonstrates One-Way Selection?

(A) Cell I(B) Cell II(C) Cell III

(D) Cell IV(E) Cell V

12. Which cell demonstrates Two-Way Selection?

(A) Cell I(B) Cell II(C) Cell III(D) Cell IV

(E) Cell V

Use the table below to answer questions 10 through 14.


13. Which cell demonstrates Multi-Way Selection?

(A) Cell I (B) Cell II

(C) Cell III(D) Cell IV(E) Cell V

14. Which cell demonstrates Repetition?

(A) Cell I(B) Cell II

(C) Cell III(D) Cell IV(E) Cell V

15. Which of the following are synonyms for Selection?

(A) Decision Making and Looping (B) Decision Making and Conditional Branching

(C) Looping and Conditional Branching(D) Looping and Iteration(E) Iteration and Decision Making


16. Which of the following are synonyms for Repetition?

(A) Decision Making and Looping(B) Decision Making and Conditional Branching(C) Looping and Conditional Branching

(D) Looping and Iteration(E) Iteration and Decision Making

17. In Java, if..else is an example of

(A) 1-Way Selection. (B) 2-Way Selection.

(C) Multi-Way Selection(D) Fixed Repetition.(E) Conditional Repetition.

18. In Java, if (without else) is an example of

(A) 1-Way Selection.(B) 2-Way Selection.(C) Multi-Way Selection(D) Fixed Repetition.(E) Conditional Repetition.

19. In Java, switch is an example of

(A) 1-Way Selection.(B) 2-Way Selection.

(C) Multi-Way Selection(D) Fixed Repetition.(E) Conditional Repetition.


20. Which of the following Java commands are used with switch?

(A) case(B) break(C) default

(D) All of the above

21. for is an example of

(A) 1-Way Selection.(B) 2-Way Selection.(C) Multi-Way Selection

(D) Fixed Repetition.(E) Conditional Repetition.

22. while is an example of

(A) 1-Way Selection.(B) 2-Way Selection.(C) Multi-Way Selection(D) Fixed Repetition.

(E) Conditional Repetition.

23. Which of the following are Java relational operators?

(A) ==, <, >, <=, >=, !=(B) &&, ||, !(C) +, -, *, /, %(D) +=, -=, *=, /=, %=


Use this program below to answer questions 24 through 26.

24. What is the output of this program after the user enters 600000 ?

(A) 0(B) 2500

(C) Christmas bonus: 0(D) Christmas bonus: 2500


(A) 0(B) 2500(C) Christmas bonus: 0

(D) Christmas bonus: 2500


(A) 0(B) 2500(C) Christmas bonus: 0

(D) Christmas bonus: 2500


Use this program below to answer questions 27 and 28.


(A) 0(B) 3000

(C) Christmas bonus: 0(D) Christmas bonus: 3000(E) CONGRATULATIONS!

You sold a million dollars in merchandise! You will receive a $3000 Christmas Bonus! Keep up the good work! Christmas bonus: 3000


(A) 0(B) 3000(C) Christmas bonus: 0(D) Christmas bonus: 3000

(E) CONGRATULATIONS! You sold a million dollars in merchandise! You will receive a $3000 Christmas Bonus! Keep up the good work! Christmas bonus: 3000




(A) 400(B) You are admitted(C) You are rejected

(D) You are not admitted


(A) 400 (B) You are admitted

(C) You are rejected(D) You are not admitted



31. What is the output of this program segment after the user enters 1600 ?

(A) You are admitted.

(B) You are not admitted.

(C) You are admitted. Perfect! You are a genius!

(D) You are not admitted. Perfect! You are a genius!

32. Assume the user enters a valid integer in the range of 400..1600 Which is the following is NOT a possible output of the program above?

(A) You are admitted.

(B) You are not admitted.

(C) You are admitted. Perfect! You are a genius!

(D) You are not admitted. Perfect! You are a genius!

(E) This question cannot be answered without knowing what the user entered.


33. What is the output of this program after the user enters C ?

(A) 70..79 Average

(B) 60..69 Average

(C) Below 60 Average

(D) 70..79 Average60..69 AverageBelow 60 Average

(E) 90..100 Average80..89 Average70..79 Average60..69 AverageBelow 60 Average



34. What is the output of this program after the user enters C ?

(A) 70..79 Average(B) 60..69 Average(C) Below 60 Average(D) All of the above will be displayed.(E) Invalid Input.

35. What is the output of this program after the user enters G ?

(A) 70..79 Average(B) 60..69 Average(C) Below 60 Average(D) All of the above will be displayed.

(E) Invalid Input.

36. What is the output of this program after the user enters a ?


(A) 90 .. 100 Average Excellent!

(B) 80 .. 89 Average Good

(C) 70 .. 79 Average Fair

(D) Below 60 Average Bad

(E) No Match Found


37. What is the output of this program after the user enters a ?

(A) 90 .. 100 Average Excellent!

(B) 80 .. 89 Average Good

(C) 70 .. 79 Average Fair

(D) Below 60 Average Bad

(E) No Match Found


38. What is the output of this program segment?

for (int p = 10; p <= 20; p++) System.out.print(p + " ");

(A) 10 11 12 13 14 15 16 17 18 19 20

(B) 10 11 12 13 14 15 16 17 18 19

(C) 20 19 18 17 16 15 14 13 12 11 10

(D) 20 19 18 17 16 15 14 13 12 11


for (int p = 10; p < 20; p++) System.out.print(p + " ");

(A) 10 11 12 13 14 15 16 17 18 19 20

(B) 10 11 12 13 14 15 16 17 18 19

(C) 20 19 18 17 16 15 14 13 12 11 10

(D) 20 19 18 17 16 15 14 13 12 11


for (int p = 20; p > 10; p--) System.out.print(p + " ");

(A) 10 11 12 13 14 15 16 17 18 19 20

(B) 10 11 12 13 14 15 16 17 18 19

(C) 20 19 18 17 16 15 14 13 12 11 10

(D) 20 19 18 17 16 15 14 13 12 11



for (int p = 20; p >= 10; p--) System.out.print(p + " ");

(A) 10 11 12 13 14 15 16 17 18 19 20

(B) 10 11 12 13 14 15 16 17 18 19

(C) 20 19 18 17 16 15 14 13 12 11 10

(D) 20 19 18 17 16 15 14 13 12 11


for (int p = 3; p <= 30; p+=5) System.out.print(p + " ");

(A) 5 10 15 20 25 30

(B) 3 6 9 12 15 18 21 24 27 30

(C) 3 8 13 18 23 28

(D) 3 8 13 18 23 28 33


for (double p = 2.50; p <= 4.00; p+=0.25) System.out.print(p + " ");

(A) 2.5 3.5

(B) 2.5 3.5 4.5

(C) 2.5 2.75 3.0 3.25 3.5 3.75

(D) 2.5 2.75 3.0 3.25 3.5 3.75 4.0



for (double p = 2.50; p < 4.00; p+=0.25) System.out.print(p + " ");

(A) 2.5 3.5

(B) 2.5 3.5 4.5

(C) 2.5 2.75 3.0 3.25 3.5 3.75

(D) 2.5 2.75 3.0 3.25 3.5 3.75 4.0


for (int p = 3; p < 50; p*=2) System.out.print(p + " ");

(A) 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49

(B) 3 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50

(C) 3 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48

(D) 3 6 12 24 48

(E) 3 6 12 24


for (int p = 1024; p > 1; p/=2) System.out.print(p + " ");

(A) 1024 512 256 128 64 32 16 8 4 2 1

(B) 1024 512 256 128 64 32 16 8 4 2

(C) 512 256 128 64 32 16 8 4 2 1

(D) 512 256 128 64 32 16 8 4 2



for (int p = 512; p >= 1; p/=2) System.out.print(p + " ");

(A) 1024 512 256 128 64 32 16 8 4 2 1

(B) 1024 512 256 128 64 32 16 8 4 2

(C) 512 256 128 64 32 16 8 4 2 1

(D) 512 256 128 64 32 16 8 4 2


for (char p = 'A'; p < 'Z'; p++) System.out.print("Hello");

(A) 26 Hellos in one column going down the screen(B) 25 Hellos in one column going down the screen(C) 26 Hellos going across the screen word-wrapping around to a second line

(D) 25 Hellos going across the screen word-wrapping around to a second line


for (char p = 'Z'; p >= 'A'; p--) System.out.println("Hello");

(A) 26 Hellos in one column going down the screen(B) 25 Hellos in one column going down the screen(C) 26 Hellos going across the screen word-wrapping around to a second line(D) 25 Hellos going across the screen word-wrapping around to a second line


50. How many Hellos will this loop display?

for (int p = 1; p <= 10; p++) System.out.print("Hello");

(A) 10 (B) 9 (C) 5 (D) 2 (E) 1


for (int p = 1; p < 10; p++) System.out.print("Hello");

(A) 10 (B) 9 (C) 5 (D) 2 (E) 1


for (int p = 1; p <= 10; p+=2) System.out.print("Hello");

(A) 10 (B) 9 (C) 5 (D) 2 (E) 1


for (int p = 5; p <= 10; p*=2) System.out.print("Hello");

(A) 10 (B) 9 (C) 5 (D) 2 (E) 1

54. You want your program to be protected with a password. Which control structure(s) would you need at the beginning of your program?

I. ifII. forIII. while

(A) I only(B) II only(C) III only(D) I and II

(E) I and III


55. What is the output of this program after the user enters 7, followed by a 2 ?

(A) 7(B) 2(C) 9

(D) 72(E) 27

56. What is the flag in this program segment?

int grade = 0; while(grade >= 0) {

System.out.print("Enter a grade: "); grade = Expo.enterInt();

}

(A) grade(B) 0(C) any positive number

(D) any negative number


57. What is the output of this program?

(A) (B)

(C) (D)



(A) (B)

(C) (D)



(A) (B)

(C) (D)



(A) (B)

(C) (D)


Abridged Reference Sheet for the Expo Class to help with the Chapter 5 Test

Expo.drawPixel(g,100,200);

Draws a very small single dot (pixel) on the computer screen 100 pixels over and 200 pixels down.

Expo.drawPoint(g,100,200);Draws a larger (3 pixel by 3 pixel) dot on the computer screen 100 pixels over and 200 pixels down.

Expo.drawLine(g,100,200,300,400);Draws a line segment connecting the starting coordinate point (100,200) with the ending point (300,400).

Expo.drawCircle(g,300,200,100);Draws an open circle with a radius of 100 pixels whose center is located at the coordinate (300,200).

Expo.drawOval(g,300,200,100,50);Draws an open oval with a horizontal radius of 100 pixels and a vertical radius of 50 pixels.The center of this oval is located at the coordinate (300,200).

Expo.drawRectangle(g,100,200,300,400);Draws an open rectangle whose upper-left-hand coordinate is (100,200) and whose lower-right-hand coordinate is (300,400).

Expo.setColor(g,Expo.red);

Changes the current drawing color to red. 36 color constants are built into the Expo class.

Expo.fillRectangle(g,100,200,300,400);Draws a solid “filled-in” rectangle.

Expo.fillCircle(g,300,200,100);Draws a solid “filled-in” circle.

Expo.fillOval(g,300,200,100,50);Draws a solid “filled-in” oval.


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Exposure C++ - vernonmath.comvernonmath.com/wp/wp-content/uploads/2014/10/Test05… · Web viewExposure Java 2013, PreAPCS Edition Chapter 5 Test Page 26 Updated: 05-22-13. Exposure