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COSC 2436 Exam 1 Final Exam review Questions and Answers
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COSC 2436 Exam 1 Final Exam review Questions and Answers
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COSC 2436 Exam 1 Final Exam reviewQuestions and Answers
The most significant contributor to an algorithm's time requirement is - Answer -the
algorithm's basic operation
Which of the following operations could be identified as the basic operation of an
algorithm? - Answer -all of the above
Which one of the following would not be a basic operation? - Answer -all of the above
For large values of n which statement is true?
2n^3 + 4n^2 behaves like n^3
2n^3 + 4n^2 + 17n behaves like n^3
all of the above
2n^3 behaves like n^3 - Answer -all of the above
For large values of n which statement is true? - Answer -(n^2 + n) / 2 behaves like n^2
Computing the sum of the first n integers using the formula n * (n + 1) / 2 has a growth
rate - Answer -independent of n
To properly evaluate the effectiveness of an algorithm, you need to determine - Answer
-all of the above
When search an array for a particular value, which case is most useful? - Answer -the
average case
If an algorithm requires 7 basic operations for an algorithm with a problem size of n, the
algorithmic complexity is - Answer -O(1)
Polish notation is another term for a(n) - Answer -prefix expression
Reverse polish notation is another term for a(n) - Answer -postfix expression
An expression that has correctly paired delimiters is called a(n) - Answer -balanced
expression
, Given the following infix expression, which one of the following is the corresponding
postfix expression? a + r ^ 2 - 5 - Answer -a r 2 ^ + 5 -
Given the following infix expression, which one of the following is the corresponding
postfix expression? w + x * y / z - Answer -w x y * z / +
Given the following infix expression, which one of the following is the corresponding
postfix expression?(a + b) * (c - d) / (e + f) - Answer -a b + c d - * e f + /
Using the evaluate Postfix algorithm, evaluate the following postfix expression. 7 2 + 4 *
- Answer -36
Using the evaluate Postfix algorithm, evaluate the following postfix expression. a b + c d
- *Assume that a = 5, b = 7, c = 6, and d = 2. - Answer -48
Using the evaluate Postfix algorithm, evaluate the following postfix expression. w x + y*
z /Assume that w = 3 , x = 4, y = 2, z = 7. - Answer -2
What object behaves like a high-level array? - Answer -vector
In the Java Class Library, the default constructor Vector creates an empty vector with
an initial capacity of - Answer -10
When a vector needs to increase its size - Answer -the capacity is doubled
Which method accesses the last entry of a vector? - Answer -lastElement
In a vector implementation of a Stack ADT (abstract data type), you add an entry to the
top of a stack using which vector method? - Answer -add
In a vector implementation of a Stack ADT (abstract data type), you retrieve the top
entry without removing it using which vector method? - Answer -lastElement
In a vector implementation of a Stack ADT (abstract data type), you remove an entry
from the top of a stack using which vector method? - Answer -remove
In a vector implementation of a Stack ADT (abstract data type), you check for an empty
stack using which vector method? - Answer -isEmpty
In a vector implementation of a Stack ADT (abstract data type), you clear all of the
contents of a stack using which vector method? - Answer -clear
A common alias for the queue method dequeue is - Answer -all of the above
A common alias for the queue method getFront is - Answer -peek
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