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computer science
systems analysis design

Questions and Answers of Systems Analysis Design

A(n)_____ is a mock-up of desired output.a. prototypeb. algorithmc. diagramd. specificatione. none of the above
The fully qualified call to the method that allows the user to input a single character is:a. Console.System.Read( )b. System.Console.Read( )c. Console.System.Write( )d. System.Console.Write( )e.
Which of the following is a keyword?a. Main( )b. Systemc. usingd. WriteLinee. all of the above
To mark the beginning and end of a block of code, C# programmers use:a. [ ]b. { }c. ( )d. begin ende. start stop
A(n) _____ groups semantically related types under a single name.a. objectb. classc. methodd. namespacee. directive
System is an example of a(n):a. objectb. classc. methodd. namespacee. directive
Which beginning symbol(s) indicates the lines that follow will be comments?a. /*b. **c. ///d. */e. //
ASP.NET creates which type of application?a. Windowsb. consolec. commandd. Webe. services
Which of the following is the name of a namespace needed for Console applications?a. usingb. Consolec. System.Consoled. Writee. System
With the object-oriented methodology, the data members are referred to as:a. attributes or characteristicsb. characteristics or behaviorsc. methods or attributesd. behaviors or methodse. attributes
After designing your solution, you should _____ before typing any code.a. analyze the problem definitionb. check for run-time errorsc. do maintenance on the solutiond. desk check the solutione.
Cycling back to previous phases as potential problems are uncovered is an example of:a. object-oriented programmingb. stepwise refinementc. intermediate languaged. iterative developmente. structured
In which phase of the software development process would probing questions be used to verify the problem definition?a. analysisb. designc. codingd. implementatione. testing
The following strategy reduces the amount of time in development and produces more efficient solutions:a. Code the solution as soon as possible.b. Design the solution before coding.c. Analyze the
The program that translates high-level programming language into machine-readable form is a(n):a. applicationb. operating systemc. C# programd. compilere. machine language utility
All of the following are examples of high-level programming languages, except:a. C#b. Cc. Javad. C++e. Assembly
Write a program that produces a report showing the number of students who can still enroll in given classes. Test your solution by retrieving the data from a text file that you create using a text
Create a website that retrieves and displays the current department chairs from a database. The StudentDataBase.accdb Access database used with examples in this book includes a major table that
Create a Web application that enables the user to enter first name, last name, and e-mail address. Accept those values and store them in a text file. Allow the user to input the path where the file
Create a dynamic website that functions like a calculator. Add features for addition, subtraction, multiplication, division, modulation, and so on.
Create a similar application to what you developed in Exercise 4 using the ASP.NET Empty Web Site template. Include an HTML server control that causes a message to be displayed (on a Label object)
The computer club has decided to take a field trip to the hometown of one of the members during spring vacation. To determine the destination, each member has been charged with creating a web page to
Using Web Forms controls, create a Web application to store a user’s To Do List. Include two TextBox objects, a Button object and a ListBox object. Allow users to input their name in one TextBox
The computer club is selling T-shirts. Create a website that allows users to enter their first and last names, phone number, and e-mail address.Allow users to select sizes (S, M, L, XL, and XXL) and
Create a Web application that enables users to select from a Calendar control object the date of their next exam. Using program statements, retrieve their selection and then display the date along
What are the hardware requirements for developing iOS using Visual Studio?
Identify and describe three types of validation controls that can be added to a Web application.
Compare and contrast HTML controls with Web Forms controls in terms of the code generated and the property values that can be set.
How do dynamic pages differ from static pages?
___________ includes a library of classes that enables developers to build user interfaces for iOS, Android, and Windows Phone with the different platforms’ apps sharing C# code.a. content pagesb.
What software company did Microsoft partner with to provide crossplatform mobile development?a. Googleb. Applec. Xamarind. Monoe. Ximirin
Square brackets were used around the identifier with SQL statements to:a. enable a space to be included as part of a nameb. indicate an entry is optionalc. add multiple argumentsd. indicate keyword
There are a number of events that fire up automatically and sequentially on web pages. They include:a. LoadPostBackData( )b. Page_Load( )c. Page_Pre_Init( )d. LoadViewState( )e. all of the above
Master pages also require one or more:a. content pagesb. serverc. Web serviced. HTML controle. none of the above
A file ending with the extension of .xaml is associated with which type of application?a. WebServiceb. WebClassc. Web applicationd. Mobile applicatione. all of the above
To work programmatically with the Calendar control, instantiate an object of the ___________ class.a. Calendarb. DateTimec. Dated. CalendarDatee. none of the above
The validation control used to make sure that values have been entered into a field is:a. RangeValidatorb. FieldRequiredValidatorc. CompareValidatord. RequiredFieldValidatore. Required
Which control is often used to display data from a database table?a. DataGridb. DataTablec. Tabled. DataListe. none of the above
Events associated with which of the following automatically trigger a postback to the Web server?a. ListBoxb. TextBoxc. DropDownListd. Buttone. all of the above
The default home directory for storing C# Web applications when IIS is used is:a. C:\CSharpProjectsb. C:\localhostc. C:\InetPub\wwwrootd. C:\WebAppse. none of the above
When you set property values for Web Forms controls, the program statements referencing the settings are:a. placed in the code-behind fileb. placed in the .aspx.cs filec. stored in the .aspm filed.
The HTML control property used to set the text on a label is:a. Textb. Namec. InnerTextd. IDe. none of the above
ASP.NET applications are characterized by which of the following?a. Program statements written in languages such as Java are included inside the HTML file.b. A code-behind file is created.c. Only
Presentational attributes, such as sizes and colors of fonts and alignment of text, can be placed in a separate file if ___________ are used.a. Cascading Style Sheetsb. Web controlsc. Master pagesd.
Web pages do not require any processing by the server when they only include which of the following?a. HTML controlsb. HTML server controlsc. Web Forms controlsd. HTML controls or HTML server
The term used to reference converting an HTML document into a viewable format for display purposes is:a. requestb. hostc. illustrated. viewStatee. render
Interaction with users on Web applications cannot include the use of:a. MessageBoxb. Labelc. TextBoxd. ListBoxe. Button
The term Web application is synonymous with:a. Web serverb. IISc. Web Formsd. Web pagee. Website
.NET Web applications differ from Windows applications in that Web applications must take the following into consideration:a. Multiple users need to be able to access the application at the same
Using the database created in Programming Exercise 8, write a C# program that retrieves records from the customer table and displays them in a grid control. Allow the user to select an entry from the
Using the database created in Programming Exercise 8, write a C# program to display the customer number and name in a data grid. Format the grid control so that it is professionally aesthetically
Create a small database to include customer data. Include the customer numbers, customer names, and customer directional locations. Place at least eight records in the database. For the customer
Create a Books database to include two tables: BookTable and Course-BookTable. The BookTable table should have fields for ISBN number, title, copyright date, primary author, publisher, and number of
Create a small Sports database with two tables: Team and Athlete. The Team table should include fields for the type of team (e.g., basketball), coach’s name (both last and first), and the season
Using the database created in Programming Exercise 2, write a C# program to display the names and type of relationship of the members of your family who live in the same hometown as you do. Do not
Using the database created in Programming Exercise 2, write a C# program to only display the names of the members of your family who are over 21 years of age. Display their name, age, and
Using the database created in Programming Exercise 2, modify your solution to only display the names of the members of your family in a data grid. Dock the grid so that it fills the form. Change the
Create a small Family database with one table to include data about members of your family. Include data fields such as first name, last name, type of relationship, hometown, and age. Include one
Create a small BankAccount database with one table storing account details. The Account table should have fields for account number, customer last and first names, and current balance. The type of
How does a table adapter differ from a data adapter?
How can you have controls (other than the default Data Sources window controls) display data from a database table?
What happens when you drag a dataset table from the Data Sources window onto a blank form?
Write SQL statements for the following:a. Retrieve all partNumber and partDescription columns from a Parts table that has 15 different columns.b. Retrieve records from a Parts table for partNumbers
Explain how the dataset, table adapter, and data grid objects are used to update a database.
A connection string contains:a. a using directiveb. the name of the data sourcec. the version number of database management systemd. the list of fields in the databasee. an SQL statement
Which window is used in Visual Studio to display dataset tables so they can be dragged and dropped onto the form?a. Server Explorerb. Propertiesc. DataSet Designerd. Data Sourcese. Solution Explorer
Which database wizard in Visual Studio enables you to connect to a database and automatically populate a DataSet object using a TableAdapter object?a. Data Source Configurationb. Data Sourcec. Query
Which method is used to originally populate a data-bound control?a. Dataset Fill( ) methodb. Dataset Update( ) methodc. TableAdapter Fill( ) methodd. BindingNavigator Save( ) methode. PageLoad( )
To retrieve specific records from a database, you could create a new query and have it stored as a method using an object of the ______________ class.a. DataSetb. DataProviderc. TableAdapterd.
To release the database so that it can be used by other applications, which method should be invoked?a. ReleaseDb( )b. Release( )c. StopAccess( )d. Close( )e. none of the above
To avoid writing additional SQL statements to update a live database, you instantiate an object of which class?a. DataAdapterb. DataReaderc. Connectiond. CommandBuildere. DataGrid
Which class is used with the DataSet class to facilitate using a disconnected database?a. DataAdapterb. DataReaderc. Commandd. OleDbConnectione. Fill
To provide access to an Access database management system, which data provider is used?a. System.Data.OleDbb. System.Data.SqlClientc. System.Data.Odbcd. System.Data.OracleCliente. Microsoft
For read-only access to databases, which ADO.NET class is used?a. DataSetb. DataAdapterc. CommandBuilderd. Connectione. DataReader
The following namespaces (System.Data.OleDB, System.Data.SqlClient, System.Data.Odbc, System.Data.OracleClient) include classes for different:a. data providersb. file streamsc. ADO.NET applicationsd.
The SQL clause that can be added to a SELECT statement to retrieve data from multiple tables is:a. BETWEENb. INNER JOINc. CROSS CONNECTIONd. WHEREe. UPDATE
Parameters for SQL Server SQL statements are written slightly different from those written for an Access database. With SQL Server, a parameter is indicated using:a. @ followed by an identifierb. @
Which of the following is a valid SQL statement that retrieves all four columns from the customer table?a. SELECT ALL FROM customerb. SELECT * FROM customerc. SELECT customerd. SELECT,,, , FROM
Each data provider class is grouped and accessible through its:a. namespaceb. databasec. data gridd. providere. system
The core classes available with each data provider include all of the following except:a. Connectionb. DataAdapterc. Commandd. DataSete. DataReader
Databases store information in records, fields, and:a. data providersb. gridsc. columnsd. tablese. commands
Which of the following is the class name of a grid-like structure used to display data from a database?a. ComboBoxb. ListBoxc. DataGridViewd. Gride. GridData
All of the following are examples of ADO.NET data providers except:a. OLE DBb. Oraclec. ODBCd. Sql Servere. Access
An in-memory representation of multiple rows and columns of data from the database is stored in what type of object?a. data providerb. data readerc. datagridd. datasete. data adapter
Allow the user to enter multiple sets of five numbers. Store the numbers in a binary file. For each set of values, calculate and store the average of the numbers prior to retrieving the next set of
Write a graphical user application that accepts employee data to include employee name, number, pay rate, and number of hours worked. Pay is to be computed as follows: Hours over 40 receive
Write an application that retrieves both string data and numbers from a text file. Test your solution by retrieving names of students and three scores per line from a text file. Process the values by
Write a program that displays a graphical user interface (Windows form)that allows multiple names, e-mail addresses, and local phone numbers to be entered. Allow only numbers to be entered for the
Write a program that retrieves numbers stored in a text file. Test your solution by retrieving data from a file that contains 10 different rows of data with five values per line. For your test,
Write a program that stores 50 random numbers in a file. The random numbers should be positive with the largest value being 1000. Store five numbers per line and 10 different lines. Use the Random
Write a program that enables the user to input name, address, and local phone number, including area code. Encourage the user to include dashes between the numbers (i.e. xxx-xxx-xxxx) when they type
Place 10 to 20 integer values in a text file. Write a C# program to retrieve the values from the text file. Display the number of values processed, the average of the values, formatted with two
Write a C# program that prints the current directory and the name and size of all files that are stored in the directory. Your display should be aesthetically pleasing. Numbers should be number
Describe the differences between retrieving data from a text file versus retrieving it from a binary file.
Revise the solutions for Exercises 22 and 23 to include a try block and at least two appropriate catch clauses inside the method.
For the file created in Exercise 22, write a method that retrieves the values from the text file. Display 10 characters per line on the console output screen.
For the file declared in Exercise 21, write a method that stores the numbers 10 through 49 in the text file.
Write a file declaration for a file that holds text characters and can be stored in C:\CSharpProjects\WorkDirectory. The file will be used to store data.
All of the following methods of the BinaryReader class could be used to retrieve data, except:a. ReadChar( )b. Read( )c. ReadChars( )d. ReadInt( )e. ReadString( )
Which of the following methods could be used to retrieve a decimal value from a binary file?a. ReadDec( )b. ReadDecimal( )c. ReadNumber( )d. ReadDoubleValue( )e. ReadDecimalValue( )

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