Introduction to Software Development
Exam Answer Key
Course Introduction
Introduction to Software Development provides students with a comprehensive overview of the fundamental concepts, methodologies, and tools used in the creation of software applications. This course covers the basics of programming languages, software development life cycles, problem-solving strategies, version control, and collaborative development practices. Students will gain hands-on experience through practical programming exercises, project work, and exposure to contemporary development environments. By the end of the course, students will have equipped themselves with essential skills to design, develop, and test simple software solutions, preparing them for more advanced studies in software engineering and related fields.
Recommended Textbook
C++ Programming Program Design Including Data Structures 8th Edition by D. S. Malik
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2
Chapter 1: An Overview of Computers and Programming Languages
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Sample Questions
Q1) Main memory is an ordered sequence of items, called ____.
A) pixels
B) registers
C) memory cells
D) addresses
Answer: C
Q2) The basic commands that a computer performs are ____, and performance of arithmetic and logical operations.
A) input, file, list
B) output, folder, storage
C) input, output, storage
D) storage, directory, log
Answer: C
Q3) Assembly language uses easy-to-remember instructions called ____________________.
Answer: mnemonics
Q4) When the computer is turned off, everything in secondary memory is lost.
A)True
B)False
Answer: False
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Chapter 2: Basic Elements of C++
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Sample Questions
Q1) The memory space for a(n) ____________________ data value is 64 bytes. Answer: long long
Q2) ____________________ can be used to identify the authors of the program, give the date when the program is written or modified, give a brief explanation of the program, and explain the meaning of key statements in a program. Answer: Comments comments
Q3) A(n) ____________________ is a sequence of zero or more characters. Answer: string
Q4) In a C++ program, one and two are double variables and input values are 10.5 and 30.6.After the statement cin >> one >> two; executes, ____.
A) one = 10.5, two = 10.5
B) one = 10.5, two = 30.6
C) one = 30.6, two = 30.6
D) one = 11, two = 31
Answer: B
Q5) ____________________ is the process of planning and creating a program. Answer: Programming programming
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Chapter 3: Inputoutput
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Sample Questions
Q1) Suppose that alpha is an int variable and ch is a char variable.The input is: 17 A
What are the values after the following statements execute?
Cin >> alpha; Cin >> ch;
A) alpha = 17, ch = ' '
B) alpha = 1, ch = 7
C) alpha = 17, ch = 'A'
D) alpha = 17, ch = 'a'
Answer: C
Q2) In C++, the dot is an operator called the ____________________operator. Answer: member access
Q3) It is a good idea to redefine cin and cout in your programs.
A)True
B)False
Answer: False
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Chapter 4: Control Structures I Selection
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Sample Questions
Q1) Suppose found = true and num = 6.The value of the expression (!found) || (num > 6) is ____________________.
Q2) When one control statement is located within another, it is said to be ____.
A) blocked
B) compound
C) nested
D) closed
Q3) Once an input stream enters a(n) ____________________ state, all subsequent input statements associated with that input stream are ignored, and the computer continues to execute the program, which produces erroneous results.
Q4) The term ____________________ describes a process in which the computer evaluates a logical expression from left to right and stops as soon as the value of the expression is known.
Q5) Putting a semicolon after the parentheses following the expression in an if statement (that is, before the statement) is a(n) ____________________ error.
Q6) In C++, both ! and != are relational operators.
A)True
B)False
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Chapter 5: Control Structures Ii Repetition
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Sample Questions
Q1) A(n) ____-controlled while loop uses a bool variable to control the loop.
A) counter
B) sentinel
C) flag
D) EOF
Q2) A loop that continues to execute endlessly is called a(n) ____ loop.
A) end
B) unhinged
C) infinite
D) definite
Q3) A semicolon at the end of the for statement (just before the body of the loop) is a(n) ____________________ error.
Q4) The control statements in the for loop include the initial statement, loop condition, and update statement.
A)True
B)False
Q5) A loop ____________________ is a set of statements that remains true each time the loop body is executed.
Q6) The function eof is a member of the data type ____________________.
Page 7
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Chapter 6: User-Defined Function
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Sample Questions
Q1) The ____________________ of a function consists of the function name and its formal parameter list.
Q2) Assume the following.
Static_cast<int>('a') = 97
Static_cast<int>('A') = 65
The output of the statement: Cout << static_cast<int>(tolower('B')) << endl;
Is ____.
A) 65
B) 67
C) 96
D) 98
Q3) Which of the following function prototypes is valid?
A) int funcExp(int x, float v);
B) funcExp(int x, float v){};
C) funcExp(void);
D) int funcExp(x);
Q4) A function ____________________ is a function that is not fully coded.
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Chapter 7: Namespaces, the Class String, and
User-Defined Simple Data Types
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Sample Questions
Q1) The general syntax for accessing a namespace member is: namespace_name->identifier.
A)True
B)False
Q2) A data type wherein you directly specify values in the variable declaration with no type name is called a(n) ____________________type.
Q3) If a global identifier in a program has the same name as one of the global identifiers in the header file, the compiler generates a(n) ____________________ error.
Q4) No arithmetic operations are allowed on the enumeration type.
A)True
B)False
Q5) In C++, namespace is a reserved word.
A)True
B)False
Q6) In C++, [] is called the array subscript operator.
A)True
B)False
9
Q7) The values in the domain of an enumeration type are called
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Chapter 8: Arrays
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Sample Questions
Q1) Arrays can be passed as parameters to a function by value, but it is faster to pass them by reference.
A)True
B)False
Q2) The word ____________________ is used before the array declaration in a function heading to prevent the function from modifying the array.
Q3) All components of an array are of the same data type.
A)True
B)False
Q4) Consider the following declaration: int alpha[5] = {3, 5, 7, 9, 11};.Which of the following is equivalent to this statement?
A) int alpha[] = {3, 5, 7, 9, 11};
B) int alpha[] = {3 5 7 9 11};
C) int alpha[5] = [3, 5, 7, 9, 11];
D) int alpha[] = (3, 5, 7, 9, 11);
Q5) The ____________________ of an array is the address (that is, the memory location) of the first array component.
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Page 10
Chapter 9: Records Structs
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Sample Questions
Q1) The components of a struct are called the ____ of the struct.
A) variables
B) identifiers
C) elements
D) members
Q2) A struct is a(n) ____________________, not a declaration.
Q3) Consider the following function prototype:int seqSearch(const listType& list, int searchItem); The actual parameter cannot be modified by ____.
A) seqSearch
B) listType
C) list
D) searchItem
Q4) To access a structure member (component), you use the struct variable name together with the member name; these names are separated by a dot (period).
A)True
B)False
Q5) Memory is allocated for struct variables only when you ____________________ them.
Q6) Arrays are passed by ____________________ only.
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Chapter 10: Classes and Data Abstraction
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Sample Questions
Q1) If the heading of a member function of a class ends with the word const, then the function member cannot modify the private member variables, but it can modify the public member variables.
A)True
B)False
Q2) A ____ sign in front of a member name on a UML diagram indicates that this member is a public member.
A) +
B) -
C) #
D) $
Q3) A(n) ____________________ is a statement specifying the condition(s) that must be true before the function is called.
Q4) The components of a class are called the ____ of the class.
A) elements
B) members
C) objects
D) properties
Q5) The header file is also known as the ____________________.
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Chapter 11: Inheritance and Composition
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Q1) Which of the following is a valid definition of the derived class bClass?
A) class aclass: public bClass
/ / . . . \)
B) Class bClass: public aClass
/ / . . . \)
C) Class aClass: bClass
/ / . . . \)
D) class bClass: aClass
\( / / . . . \)
Q2) A derived class cannot directly access public members of a base class.
A)True
B)False
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Chapter 12: Pointers, Classes, Virtual Functions, and
Abstract Classes
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Sample Questions
Q1) The seqSearch function returns true if an item in the list equals the searchItem. A)True
B)False
Q2) The ____ constructor is executed when an object is declared and initialized by using the value of another object.
A) default
B) copy
C) struct
D) class
Q3) Given the declaration int *p; The statement p = new int[50]; dynamically allocates an array of 50 components of type int and p contains the base address of the array.
A)True
B)False
Q4) A(n) ____________________ is a collection of distinct elements of the same type.
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Chapter 13: Operator Overloading and Templates
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Sample Questions
Q1) Which of the following is the general syntax of the function prototype to overload the pre-increment operator as a nonmember function?
A) className operator++();
B) friend className operator++();
C) className operator++(int);
D) friend className operator++(className&);
Q2) Which of the following is the general syntax of the function prototype to overload the pre-increment operator ++ as a member function?
A) className operator++();
B) className operator++(int);
C) friend className operator++();
D) friend className operator++(int);
Q3) The general syntax for the function prototype to overload the assignment operator = for a class is ____.
A) friend className& operator=(const className&);
B) className& operator=(className&);
C) string className& operator=(className&);
D) const className& operator=(const className&);
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Chapter 14: Exception Handling
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Q1) If you want to include members in your exception class, you typically include the function ____.
A) that
B) this
C) log
D) what
Q2) A(n) ____ is an occurrence of an undesirable situation that can be detected during program execution.
A) crash
B) exception
C) misfire
D) bug
Q3) The class ____ is designed to deal with errors that can be detected only during program execution.
A) error
B) exception
C) runtime_error
D) logic_error
Q4) The string concatenation operator is represented by the ____________________ symbol.
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Chapter 15: Recursion
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Sample Questions
Q1) The ____________________ Fibonacci number in a sequence is the sum of the second and third Fibonacci numbers.
Q2) Recursive algorithms are implemented using ____________________ functions.
Q3) Which of the following solutions is easier to construct for the Tower of Hanoi problem?
A) Recursive
B) Iterative
C) Procedural
D) Step-by-step
Q4) Consider the accompanying definition of a recursive function.Which of the statements represents the base case?
A) Statements in Lines 1-6.
B) Statements in Lines 3 and 4.
C) Statements in Lines 5 and 6.
D) Statements in Lines 3, 4, and 5.
Q5) Suppose that function A calls function B, function B calls function C, function C calls function D, and function D calls function A.Function A is then ____________________ recursive.
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Chapter 16: Linked Lists
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Sample Questions
Q1) The link field of the last node of a linked list is ____.
A) nullptr
B) 1
C) n-1
D) n
Q2) The ____________________ constructor executes when an object is declared and initialized using another object.
Q3) It is not possible to create an ordered linked list.
A)True
B)False
Q4) Linked lists allow you to overcome the size limitations of an array data type.
A)True
B)False
Q5) The length of a linked list is the number of nodes in the list.
A)True
B)False
Q6) In a linked list, the link component of each node is a(n)
Q7) A linked list is a random access data structure. A)True
B)False
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Chapter 17: Stacks and Queue
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Q1) In a(n) ____________________ simulation, the clock is implemented as a counter, and the passage of, say, one minute can be implemented by incrementing the counter by 1.
Q2) In the array representation of a stack, the stack is initialized simply by setting stackTop to ____________________.
Q3) The postfix expression 5 6 + 4 * 10 5 / - = evaluates to ____.
A) 10
B) 30
C) 42
D) 44
Q4) The postfix expression 14 2 5 + = will generate an error, because ____.
A) it contains an illegal operator
B) it does not have enough operands
C) it has too many operators
D) there will be too many elements in the stack when the equal sign is encountered
Q5) In ____________________ notation, operators are written after the operands.
Q6) Postfix notation requires the use of parentheses to enforce operator precedence.
A)True
B)False
Page 19
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Chapter 18: Searching and Sorting Algorithms
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Sample Questions
Q1) If n = 1000, to sort the list, bubble sort makes about ____ item assignments.
A) 10,000
B) 100,000
C) 250,000
D) 500,000
Q2) In the bubble sort algorithm, the following code accomplishes swapping values in elements at positions index and index + 1.
A) list[index] = list[index + 1]
List[index + 1] = list[index]
B) list[index + 1] = list[index]
List[index] = list[index + 1]
C) list[index] = temp;
List[index] = list[index + 1];
Temp = list[index + 1];
D) temp = list[index];
List[index] = list[index + 1];
List[index + 1] = temp;
Q3) A comparison tree is a(n) ____________________ tree.
Q4) In a quick sort, all of the sorting work is done by the function
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Chapter 19: Binary Trees
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Q1) When a class object is passed by value, the ____________________ constructor copies the value of the actual parameters into the formal parameters.
Q2) In a binary search tree, the data in each node is ____ the data in the left child. A) larger than B) smaller than C) equal to D) larger or equal to
Q3) All binary tree traversals start at the left-most child node. A)True B)False
Q4) In a(n) ____________________ traversal, the binary tree is traversed as follows:1.Traverse the left subtree
2.Visit the node
3.Traverse the right subtree
Q5) The ____________________ of a binary tree is the number of nodes on the longest path from the root to a leaf.
Q6) The ____________________ of a path in a binary tree is the number of branches on that path.
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Chapter 20: Graph Algorithms
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Q1) Graph theory started in 1736 with the ____ problem.
A) Königsberg bridge
B) Tower of Hanoi
C) Westminster
D) League of Augsburg
Q2) A(n) ____________________ ordering of the vertices of the accompanying graph is 0, 1, 3, 4, 2, 5, 7, 8, 6, 9.
Q3) It is possible to design Prim's algorithm so that it is of the order O(n<sup>2</sup>).
A)True
B)False
Q4) If the elements of E(G) are ordered pairs, G is called a(n) ____ graph.
A) undirected
B) directed
C) weighted
D) spanning
Q5) The two most common graph traversal algorithms are depth first traversal and breadth first traversal.
A)True
B)False
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Chapter 21: Standard Template Library
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Sample Questions
Q1) Functions begin and end do not take any parameters.
A)True
B)False
Q2) ____ returns the maximum number of elements that can be inserted into the vector container vecCont without reallocation.
A) vecCont.size()
B) vecCont.max_size()
C) vecCont.capacity()
D) vecCont.length()
Q3) The ____ operation removes the first element from the deque object deq.
A) deq.front()
B) deq.push_front()
C) deq.pop_front()
D) deq.push()
Q4) The expression ct.____________________ deletes all of the elements from the container ct.
Q5) The deq.front() operation on a deque object checks whether the container is empty.
A)True
B)False
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