CSC 1351
Louisiana State University
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LSU CSC 1351 Exam 2 with Answers 2024/2025
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Give the most restrictive O(f(n)) for: 8n Answer: O(n) 
 
Give the most restrictive O(f(n)) for: 3+9n Answer: O(n) 
 
Give the most restrictive O(f(n)) for: 7log2n+20 Answer: O(log n) 
 
Give the most restrictive O(f(n)) for: 7log2n+n Answer: O(log n) 
 
Give the most restrictive O(f(n)) for: Answer: O(1) 
 
Give the most restrictive O(f(n)) for: (n^6+3n+4)(n^2+2n-1)^100 Answer: O(n^206) 
 
What is the best and worst case for selection sort? Answ...
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CSC 1351 Test 1 Detailed Answer Test 2024/2025
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.txt files Answer: most portable type of data file 
 
Scanner class Answer: can be used to read .txt files 
 
PrintWriter Answer: used to write .txt files using print, println & printf 
 
S Answer: is a PrintStream object 
 
close( ); Answer: used before file reading and writing; closes a scanner 
 
FileNotFoundException Answer: this exception happens when the input for the Scanner does not exist 
 
 Answer: exceptions are a part of this cl...
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CSC 1351 Midterm Question And Solution Paper 2024/2025
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obstraction Answer: (information hiding) hiding any information that is unnecessary to the user 
 
Encapsulation Answer: Grouping into a class of various objects along with their attributes and methods - meaning, grouping related items into a single unit. This helps handle more complex types of data, such as images and graphs. 
 
Principle of Least Privilege Answer: A security discipline that requires that a particular user, system, or application be given no more privile...
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CSC 1351 Final Exam Answer-Integrated Exam 2024/2025
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Recursion Answer: The same computation occurs repeatedly 
 
Recursive Computation Answer: Solves a problem by using the solution to the same problem with simpler values 
 
In many cases, a recursive solution is easier to understand and implement correctly than an iterative solution Answer: True 
 
Occasionally, a recursive solution runs much slower than its iterative counterpart Answer: True 
 
In most cases, the iterative and recursive approaches have comparable ...
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CSC 1351 Exam 1 with Answers 2024/2025
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File infile = new File(""); Answer: Declare and initialize a File variable infile for the file with name 
 
Scanner in = new Scanner(infile); Answer: Declare and initialize a Scanner variable in that reads from infile 
 
String word = (); Answer: Declare and initialize a variable word with the first word from the file. 
 
(); Answer: Close the scanner. 
 
PrintWriter out = new PrintWriter(""); Answer: Declare and initialize a PrintWriter variable out ...
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CSC 1351 Answer-Integrated Exam 2024/2025
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Three examples of ADTs Answer: Arrays, Array lists, Strings 
 
Nodes consist of two items, what are they? Answer: data, next 
 
In order to delete a node you must have what? Answer: current position and previous position 
 
What is included in a linked list node? 
 
I) a reference to the next node 
II) an array reference 
III) a data element Answer: I and III 
 
insert the missing code in the following code fragment. The fragment is intended to add a new node to t...
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