Computer Science I Study Guide Questions
Course Introduction
Computer Science I introduces students to the fundamental principles of computer science, focusing on problem-solving, algorithm development, and programming. The course covers core topics such as data types, control structures, functions, basic data structures, and object-oriented programming concepts using a modern programming language. Students will develop practical skills through hands-on programming assignments and projects, laying the groundwork for more advanced study in computer science and related fields.
Recommended Textbook
C# Programming From Problem Analysis to Program Design 4th Edition by Barbara Doyle
Available Study Resources on Quizplus
15 Chapters
1124 Verified Questions
1124 Flashcards
Source URL: https://quizplus.com/study-set/492 Page 2
Chapter 1: Introduction to Computing and Programming
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9090
Sample Questions
Q1) The set of rules that a language such as C# has to follow are called ____ rules.
A) syntax
B) semantic
C) compiler
D) language
Answer: A
Q2) One class predefined as part of .NET is ____.
A) System
B) Console
C) namespace
D) main
Answer: B
Q3) Which character is called the escape character in C#?
A) #
B) Esc
C) \
D) ' Answer: C
Q4) A(n)____________ is a mock-up of screens depicting the look of the final output.
Answer: prototype
To view all questions and flashcards with answers, click on the resource link above. Page 3
Chapter 2: Data Types and Expressions
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9091
Sample Questions
Q1) The float compile-time initialization above will produce an error because it is missing the type specifier (f or F).
A)True
B)False
Answer: True
Q2) The decimal equivalent of 00011111 is ____.
A) 5
B) 10
C) 31
D) 32
Answer: C
Q3) Every time you declare a variable in the C# language,you are actually ____________ a class.
Answer: instantiating
Q4) A computer that has 8 GB of RAM can store approximately eight ____ characters.
A) million
B) trillion
C) gillion
D) billion
Answer: D
Page 4
To view all questions and flashcards with answers, click on the resource link above.
Chapter 3: Methods and Behaviors
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9092
Sample Questions
Q1) When you assign a default value to a parameter,it then becomes a(n)____________ parameter.
Answer: optional
Q2) In order to call or invoke a nonvalue-returning method,enter the ____.
A) access modifier followed by the method identifier and list of arguments
B) return type followed by the method identifier and list of parameters
C) method's identifier followed by list of arguments
D) access modifier, return type, and method's identifier followed by list of parameters
Answer: C
Q3) The Read( )method is different from the ReadLine( )method in that the Read( )returns an int and the ReadLine( )returns a string argument.
A)True
B)False
Answer: True
Q4) Methods can be defined globally outside of a class in C#.
A)True
B)False
Answer: False
To view all questions and flashcards with answers, click on the resource link above.
5
Chapter 4: Creating Your Own Classes
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9093
Sample Questions
Q1) The static keyword must not be used with ____.
A) data members
B) instance methods
C) class methods
D) all of the above
Q2) Instance methods manipulate data by ____.
A) directly accessing private data members.
B) passing information as arguments through parameters.
C) using constructors and accessors.
D) sending visible data in the Main( ) method.
Q3) To define a property to change a data member of a class include a ____ clause.
A) mutator
B) get
C) set
D) value
Q4) When you define the class,you describe its ____________,or characteristics or fields,in terms of data.
Q5) The keyword new is used as an operator to call constructor methods.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 6
Chapter 5: Making Decisions
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9094
Sample Questions
Q1) The ____________ method will convert a string value sent as an argument to its equivalent numeric value,but it doesn't throw an exception when the conversion fails.
Q2) The conditional operator,also called the ____________ provides another way to express a simple if...else selection statement.
Q3) What is stored in result when amount is equal to 876?
A) 1
B) 2
C) 3
D) 4
Q4) ____ perform differently based on their operands.
A) Overloaded operators
B) Conditional expressions
C) Boolean operators
D) Relational operators
Q5) Two equal symbol characters == are used as the assignment operator.
A)True
B)False
Q6) With ____________,as soon as the value of the entire expression is known,evaluation stops.
Page 7
To view all questions and flashcards with answers, click on the resource link above.
Chapter 6: Repeating Instructions
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9095
Sample Questions
Q1) A(n)____________ is a loop that has no provisions for termination.
Q2) In C# curly braces must be added to surround all loop bodies.
A)True
B)False
Q3) The event-driven model used to create Windows applications ____.
A) uses a counter-controlled form of loop
B) uses a state-controlled form of loop
C) uses a sentinel-controlled form of loop
D) handles the repetition for you
Q4) Which of the following is NOT a keyword used to enable unconditional transfer of control to a different program statement?
A) continue B) break C) goto D) while
Q5) With the while loop,the body of the loop is ____.
A) always performed at least one time
B) performed as long as the conditional expression evaluates to true C) must produce a boolean result
D) must be enclosed in curly braces
8
To view all questions and flashcards with answers, click on the resource link above.
Chapter 7: Arrays
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9096
Sample Questions
Q1) The Clear( )method of the Array class sets all integer elements to zero.
A)True
B)False
Q2) To access an array element,you must specify which element is to be retrieved by placing an index inside ____________ following the array identifier
Q3) Because arrays are reference types,the ref keyword is required with the argument and parameter list.
A)True
B)False
Q4) A limitation of the foreach loop structure when used with arrays is ____.
A) it offers read only access
B) it can only be used with integer arrays
C) a loop control variable must be defined on the outside of the loop
D) the control variable must be updated with each iteration
Q5) When you pass a single array element such as an integer,you are passing by reference.
A)True B)False
Q6) The first element of an array is always referenced by index ____________.
To view all questions and flashcards with answers, click on the resource link above. Page 9
Chapter 8: Advanced Collections
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9097
Sample Questions
Q1) One of the special properties in the ArrayList class is Count.It returns ____.
A) an int representing the number of values currently stored in the array
B) an int representing the size the array was dimensioned
C) how much storage is consumed by the entire array
D) the length of an individual element of the array
Q2) Looking above,the value of price.Length is 10.
A)True
B)False
Q3) The ____________ are defined to compare the contents of strings instead of comparing their addresses.
Q4) If you override the GetHashCode( )method,you must also override the ____________ method to guarantee that two objects considered equal have the same hash code.Both are inherited from the object class.
Q5) The Queue class represents a Last In First Out (LIFO)collection of objects while the Stack collection class represents a simple FIFO (First In First Out)collection.
A)True
B)False
Q6) The property ____________ returns the number of dimensions of the array.
Q7) Like traditional arrays,indexes of ArrayList objects are ____________.
Page 10
To view all questions and flashcards with answers, click on the resource link above.
Chapter 9: Introduction to Windows Programming
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9098
Sample Questions
Q1) The GUI should be different if the application is going to be displayed on a WAP (Wireless AccessProtocol)-enabled device such as a tablet or a smart phone.
A)True
B)False
Q2) With console-based applications,you register events about which you want your program to receive notification.
A)True
B)False
Q3) In Visual Studio,the ____ window is used to view and change the design time properties and events of an object.
A) Solutions Explorer
B) Properties
C) Class View
D) Members
Q4) The statement above adds the text "An Example" as the first entry on the form in the bottom left-hand corner.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 11
Chapter 10: Programming Based on Events
Available Study Resources on Quizplus for this Chatper
74 Verified Questions
74 Flashcards
Source URL: https://quizplus.com/quiz/9099
Sample Questions
Q1) Delegate declarations resembles ____ declarations.
A) method
B) variable
C) object
D) data
Q2) Objects like colorDialog,fontDialog,ToolTip and MenuStrip are added to the ____________ for the application when they are dragged and dropped onto the form.
Q3) ComboBox objects have an added feature over the ListBox controls in that ____.
A) ComboBox objects contain their own text box field
B) Scrollbars are included with ComboBox objects
C) ComboBox objects enable multiple selections
D) ComboBox objects can be used for input and output
Q4) The Items property can be used to set the initial values for a ListBox object. The Items editor is opened when you click the ellipsis to the right of the Collection property in the Properties window.
A)True
B)False
Q5) To add functionality to a control such as a Button or ListBox,you need to ____________ for it.
Page 12
To view all questions and flashcards with answers, click on the resource link above.
Chapter 11: Advanced Object-Oriented Programming
Features
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9100
Sample Questions
Q1) Enabling multiple implementations of the same behaviors so that the appropriate implementation can be executed based on the situation describes ____ as it relates to object oriented development.
A) abstraction
B) encapsulation
C) polymorphism
D) inheritance
Q2) You cannot spread the definition of your classes over multiple files using the partial keyword.Partial classes are reserved for use by the IDE.
A)True
B)False
Q3) Enabling reuse of code through extending the functionality of classes describes ____ as it relates to object oriented development.
A) abstraction
B) encapsulation
C) polymorphism
D) inheritance
Q4) You can think of an interface as a class that is totally ____________.
Page 13
Q5) A stack represents a simple ____________ collection.
To view all questions and flashcards with answers, click on the resource link above.
Chapter 12: Debugging and Handling Exceptions
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9101
Sample Questions
Q1) An IO.IOException exception is thrown when ____.
A) there are problems with division
B) there are problems loading the contents of a file
C) values are not entered properly
D) an attempt is made to store floating point values in a file
Q2) A stack trace is a listing of all the methods that are in the execution chain when the exception is thrown.
A)True
B)False
Q3) When an unexpected error occurs in the try block that throws an exception,control transfers ____.
A) to the finally block
B) back to the first statement in the try clause
C) to the first listed matching catch clause
D) outside the try...catch...finally block
Q4) C# adheres to a fairly sophisticated set of rules known as C# ____________.
Q5) A breakpoint is a point in output that separates correct from incorrect results.
A)True
B)False
Q6) A(n)____________ error is associated with a language rule violation.
Page 14
To view all questions and flashcards with answers, click on the resource link above.
Chapter 13: Working with Files
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9102
Sample Questions
Q1) The constructor for the StreamWriter class is overloaded to include a Boolean variable indicating whether this is the first time the file was accessed.
A)True
B)False
Q2) The GetAttributes( )method of the File class returns a FileAttribute,like Archive,when it invoked.
A)True
B)False
Q3) Instead of hard coding the actual filename and file path,you could prompt the user for the name of the file using subclasses of the FileDialog class.
A)True
B)False
Q4) Using the above segment of code,inValue would be defined as what type of data?
A) StreamReader
B) int
C) text
D) string
Q5) Archive is a(n)____________ value for the Attributes property of the File class.
To view all questions and flashcards with answers, click on the resource link above. Page 15
Chapter 14: Working with Databases
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9103
Sample Questions
Q1) Typing or inserting an actual SQL query or command as input (as opposed to a requested value,such as a user login name),gaining access to the tables,and then stealing or destroying data is an example of a(n)____.
A) SQL query error
B) SQL mistake
C) SQL security reference
D) SQL injection attack
Q2) ____________ provide a communication link between the application and a database.____________ have a built-in connection object and enable you to configure the InsertCommand,UpdateCommand,and DeleteCommand SQL queries using the Properties window.
Q3) To process the data using a data reader with an Access database,you declare an object of the OleDbDataReader class and then ____.
A) move the data to the DataSet object
B) call the ExecuteReader( ) method.
C) declare an object of the CommandBuilder object
D) call the Update command
Q4) The four core classes that make up each data provider are ____________,Command,DataReader,and DataAdapter.
To view all questions and flashcards with answers, click on the resource link above. Page 16
Chapter 15: Web-Based Applications
Available Study Resources on Quizplus for this Chatper
75 Verified Questions
75 Flashcards
Source URL: https://quizplus.com/quiz/9104
Sample Questions
Q1) ____ describes the concept of spreading applications over more than one computer system.
A) Web based applications
B) Centralized computing
C) Web service applications
D) Distributed computing
Q2) ____________ uses style sheets to describe how elements will look in terms of their layout,fonts,and colors.
Q3) There is no Main( )method with ASP.NET applications.Instead there is a Page_Load( )event handler.
A)True
B)False
Q4) To set the message for an Input text field use the ____ property.
A) Text
B) Input
C) Value
D) Field
Q5) You can use the ____________ configuration wizard to connect to a data source and do very little,if any,programming.
To view all questions and flashcards with answers, click on the resource link above. Page 17