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computer science
systems analysis design

Questions and Answers of Systems Analysis Design

Given the Employee class shown below, which of the following would be the most appropriate heading for its default constructor?public class Employee {a. public void Employee( )b. public Employee( )c.
Instance variables are the same as:a. private member datab. local variablesc. propertiesd. argumentse. parameters
What operator is used to instantiate the class?a. methodb. plus symbolc. ToString( )d. newe. equal symbol
Which of the following is a valid overloaded method for CalculateAvg( )?int CalculateAvg(int val1, int val2)a. void CalculateAvg(int val1, int val2)b. int CalculateAvg(int val1, int val2)c. int
Properties are associated with the _____ of the class while methods are affiliated with the _____ of the class.a. activity, fieldsb. accessors, mutatorsc. objects, instancesd. data, behaviore.
Which of the following is one of the user-defined methods inherited from the object class?a. ToString( )b. Main( )c. CalculateAvg( )d. EqualsHashCode( )e. TypeHashCode( )
Which of the following would be the most appropriate way to invoke the CalculateAvg( ) method found in the Student class if an object named gradStudent had been instantiated from the class?public
Which of the following identifiers follows the standard naming convention for naming a class?a. Calculate Final Gradeb. MilesPerGallonc. Studentd. Reportse. Employees
Which of the following modifiers is the most restrictive?a. privateb. staticc. publicd. internale. protected
Objects are instances of:a. data membersb. parametersc. propertiesd. methodse. classes
Properties are defined with _____ access mode.a. privateb. staticc. publicd. voide. protected
Write an application that helps landowners determine what their property tax will be for the current year. Taxes are based on the property’s assessed value and the annual millage rate. The
Write a program that calculates and prints the take-home pay for a commissioned sales employee. Allow the user to enter values for the name of the employee and the sales amount for the week.
Write a program that computes the amount of money the computer club will receive from proceeds of their granola bar sales project. Allow the user to enter the number of cases sold and the sale price
Write a program that can be used to determine the tip amount that should be added to a restaurant charge. Allow the user to input the restaurant charge, before taxes. Produce output showing the
Write a program that can be used to convert meters into feet and inches.Allow the user to enter a metric meter value in a method. Provide input, calculation, and display methods. Be sure to provide
Write a program that converts a temperature given in Fahrenheit into Celsius. Allow the user to enter values for the original Fahrenheit value.Display the original temperature and the formatted
Design an application using methods that convert an integer number of seconds into an equivalent number of hours, minutes, and seconds.Use methods for entering the initial seconds, performing the
Write an application that allows a user to input the height and width of a rectangle. It should output the area and perimeter of the rectangle.Use methods for entering the values, performing the
Write an application that includes two additional methods in addition to the Main( ) method. One method should return a string consisting of four or five lines of information about your school. The
Design a message display application which will allow users to enter their name and favorite saying. Begin by providing instructions to the user about what the application will be requesting. Include
The following program has several syntax errors as well as style inconsistencies.Identify a minimum of five syntax errors and three style violations. For an added challenge, correct all
What will be produced from the following predefined Math class method calls?a. WriteLine(Math.Pow(4,3));b. WriteLine(Math.Sqrt(81));c. WriteLine(Math.Min(−56, 56));
Write statements to invoke each of the methods defined above in Exercise 22.
Write methods to do the following:a. Display three full lines of asterisks on the screen.b. Accept as an argument your name, and display that value along with an appropriate label.c. Accept two
Use the following method headings to answer the questions below:static int DetermineResult(int value1, ref double value2)static void DisplayResult(int value1, double value2)static int GetValue( )a.
Given the following task, which would be the most appropriate method heading?Results have been calculated for taxAmount and totalSales. Write a method heading that accepts these values as input for
Given the following task, which would be the most appropriate method heading?A method receives three whole numbers as input. The values represent grades. They should be unchangeable in the method.
Given the following task, which would be the most appropriate method heading?A method displays three integer values formatted with currency.a. static int int int DisplayValues( )b. static int
Which of the following is not a modifier in C#?a. intb. privatec. publicd. statice. protected
If a method is to be used to enter two values that will be used later in the program, which of the following would be the most appropriate heading and call?a. heading: void InputValues(out int val1,
Given the following method definition, what would be a valid call? The variable someIntValue is defined as an int.static int GetData(out int aValue, ref int bValue)a. someIntValue = GetData(aValue,
Which of the following would be a valid call to a method defined as shown below?static void InitializeValues( )a. void InitializeValues( );b. WriteLine(InitializeValues( ));c. int returnValue =
If you follow the standard C# naming conventions, the local variable names:a. follow the Camel case convention.b. should use an action verb phrase.c. begin with an uppercase character.d. are named
The following is probably an example of a _________.DisplayInstructions( );a. call to a value-returning methodb. call to a void methodc. method headingd. method definitione. call to a method with
Given the call to the method ComputeCost( ) shown below, which of the following would be the most appropriate heading for the method? The variable someValue is declared as an int.someValue =
Variables needed only inside a method should be defined as:a. private member datab. local variablesc. propertiesd. argumentse. parameters
What is the signature of the following method?void SetNoOfSquareYards(double squareYards){noOfSquareYards = squareYards;}a. void SetNoOfSquareYards(double squareYards)b. SetNoOfSquareYards(double
Which of the following is a valid method call for DetermineHighestScore?void DetermineHighestScore(int val1, int val2)a. void DetermineHighestScore(int val1, int val2)b. DetermineScore(int val1, int
After completing the called method’s body, control is returned:a. back to the location in the calling method that made the call.b. to the last statement in the method that made the call.c. to the
Given the following statement, what would be the best heading for the DetermineAnswer( ) method?int aValue, result;result = DetermineAnswer(27.83, aValue);a. void DetermineAnswer(27.83, aValue)b. int
Which of the following would be the most appropriate way to invoke the predefined Floor( ) method found in the Math class?static double Floor (double)a. answer = Floor(87.2);b. answer =
Which of the following identifiers follows the standard naming convention for a method?a. Calculate Final Gradeb. MilesPerGallonc. InputValued. Reporte. Method1
Which of the following modifiers is the least restrictive?a. privateb. staticc. publicd. internale. protected
Functions or modules found in other languages are similar to __________ in C#.a. modifiersb. parametersc. argumentsd. methodse. classes
Which of the following is placed in a method heading to indicate that no value will be returned?a. noReturnb. voidc. argumentsd. statice. public
In countries using the metric system, many products are sold by grams and kilograms as opposed to pounds and ounces. Write an application that converts grams to pounds and will display the price of
Write a program that computes the amount of money the computer club will receive from the proceeds of their granola sales. They sell the granola bars for $1.50 per bar. Purchases for the granola are
Write a program that computes a weighted average giving the following weights.Homework: 10%Projects: 35%Quizzes: 10%Exams: 30%Final Exam: 15%Do a compile-time initialization with the following
Write a tip calculating applications that can be used to determine what the tip and final charges would be given a total bill charge. Display the tip for 15% and 20% along with totals for each of the
Write a program that calculates and prints the take-home pay for a commissioned sales employee. Perform a compile-time initialization and store the name of Joshua Montain in a variable called
Write a program that shows the formatted retail price of shirts when there is a 15% markdown. Test the program by performing a compiletime initialization with an item labeled “Open Collar Running
Write a program that prints the number of quarters, dimes, nickels, and pennies that a customer should get back as change. Declare and initialize all memory locations as integers. On output, show the
Write a program that computes the average of five exam scores. Declare and perform a compile-time initialization with the five exam values.Declare integer memory locations for the exam values. Use an
Design an application that converts miles into feet and its equivalent metric kilometer measurement. Declare and initialize miles to 4.5.Show your miles and kilometers formatted with two positions to
Write a program that converts a temperature given in Celsius into Fahrenheit. Test the program by performing a compile-time initialization of 32 for the original Celsius value. Display the values
The following program has several syntax errors as well as style inconsistencies.Correct the syntax errors and identify the style violations. namespace Chapter2 { { } class converter { static void
Explain the width specifier. Be sure to include both positive and negative numbers with your explanation.
Explain how a variable differs from a constant.
What will be the output from each of the following statements?a. Write(“Result is {0:c}”, 67);b. Write(“Number {0:f0} is {1:c}”, 1, 3);c. Write(“{0,-10:f0}–{1,10:c}”, 1, 3 * 2 );d.
Suppose x, y, and z are double variables and x = 2.5, y = 6.9, and z = 10.0. What will be in the memory locations of each of the variables after each of the following statements is executed? (For
Suppose x, y, and z are int variables and x = 2, y = 6, and z = 10.What will be in the memory locations of each of the variables after each of the following statements is executed? (For each
For each of the following declarations, write an appropriate compiletime initialization.a. counter for the number of correct responses begins with zerob. amount of money you owe on a credit card is
For each of the following, declare a variable using the best choice for data type.a. a counter for the number of correct responsesb. the amount of money you owe on a credit cardc. the name of your
Which of the following are valid identifiers? If they are invalid, indicate why.a. intValueb. value#1c. the first valued. _value1e. AVALUE
Indicate the order of operations for the following assignment statements by placing a number under the assignment operator, as illustrated in Figure 2-13.a. ans = value1 + value2 * value3 − (value4
Which of the following formats 86 to display with two digits to the right of the decimal?a. {0:C}b. {0:c}c. {0:f2}d. all of the abovee. none of the above
What is stored in ans as a result of the arithmetic expression, given the following declarations?int ans = 10, v1 = 5, v2 = 7, v3 = 18;ans += v1 + 10 (v2 / 5) + v3 / v2;a. 18b. 32c. 28d. 30e. none of
What is stored in ans as a result of the arithmetic expression, given the following declarations?int ans = 0, v1 = 10, v2 = 19;ans = v2 % v1++;a. 1.8b. 9c. 8d. 2e. none of the above
Which statement increases the result by 15?a. 15 += result;b. 15 =+ result;c. result =+ 15;d. result += 15;e. result = 15 +;
Adding the keyword const to a declaration:a. places a value in memory that cannot be changed.b. declares variables of the constant type.c. must be done by placing it after the identifier in the
What would be an appropriate declaration for a memory location to be used as a flag to indicate whether a value has reached its upper limit?a. int upperLimit;b. upperLimit reached;c. bool
An object of the int class is:a. 147.98b. 417c. int classd. type objecte. type integral
Types are implemented in C# using:a. classesb. typesc. objectsd. namespacese. programs
Which of the following is a valid declaration for a variable to store the name of this textbook?a. char name of book;b. string nameOfBook;c. boolean nameOfBook;d. char bookName;e. char book Name;
One of primary differences between float, double, and decimal is:a. float is used to represent more significant digits.b. double is normally used with large monetary values.c. decimal is not used to
Which of the following is a reserved keyword?a. Consoleb. Mainc. usingd. Systeme. all of the above
The character that cannot be used with an identifier is:a. –b. $c. *d. #e. all of the above
Which of the following is a reference type?a. intb. boolc. stringd. decimale. integral
The number 768.6 is an example of a type.a. boolb. integralc. floating-pointd. structe. int
Which of the following is a valid identifier?a. intb. jersey girlc. 6Valuesd. sampleValuee. value-1
Write a program that displays your initials in block characters so that each letter is made up of the character that it represents. Output should consist of at least 10 rows or lines and all initials
Create an application that displays several patterns. You may use any character of your choice to construct the patterns. Design your solution to include at least three different patterns and display
Hangman is a favorite childhood game. Design the stick figure for this game and produce a printed listing with your stickman. One possible design follows. You may implement this design or develop an
Produce a listing containing information about you. Include items such as your name, hometown, major, hobby, and/or favorite activity. Label each piece of information, place each of the items on
Create an application that produces three different outputs using the same phrase. Select your own favorite popular saying for the phrase.The phrase should first be displayed on a single line. The
Flags are a symbol of unity and invoke special meaning to their followers.Create a design for a flag and write a program that displays your design. The output should be displayed with white
First develop a prototype and then write a program that displays the name of the programming language discussed in this text. The output should be displayed with white background and black text. You
Create an application that displays an X as output. Use any characters of your choosing when you design your prototype. The output should be displayed with white background and black text. One
Develop an application that produces a banner containing information about your project. Items you might include are your programming assignment number, name, date submitted, and the purpose of the
Write a program that displays the traditional Hello World message on the screen but adds your introduction. The output should be displayed with white background and black text. One possible design is
Identify the syntax error(s) (if any) in the following:Line 1 using System Line 2 namesspace ExerciseI Line 3 {Line 4 Problem2 Line 5 {Line 6 static Main( )Line 7 {Line 8 console.write("ok")Line 9
Using the program segment in Exercise #22, identify line number(s) in which each of the following can be found:a. method invocationb. namespacec. class named. argument to a methode. identifier
What must be changed in the segment of code in Exercise #22 to cause all of the output to be displayed on one line?
What is produced when you run the following application?Line 1 using System;Line 2 using System.Console;Line 3 namespace ExerciseI Line 4 {Line 5 class Problem2 Line 6 {Line 7 static void Main( )Line
Identify one syntax error that might occur when you type Example 1-1 into an editor. Identify one logic error that might occur.
Which of the following is a call to a method?a. Console.Write;b. Console.Write["ok"];c. Write.Console("ok");d. Console.Write("ok");e. none of the above
Which escape sequence can be used to indicate that the cursor should advance to the next line?a. newlineb. escape nextc. d. ewlinee.
To see the results of an application, you _____ the code.a. compileb. JITc. executed. edite. desk check
What is the name of the feature in Visual Studio that displays in a scrollable list all available methods and properties when the dot is typed after an object name?a. Helpb. Rotorc. Monod.

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