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Databases Questions and Answers July 26, 2020

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Write a user - defined function in MatLab named RegulaFalsiRootMod 1 that solves the nonlinear equation f ( x ) = 0 with modified Regula Falsi method ( see Fig . 2 ) . The function should check if the endpoints stay the same. If an endpoint stays the same for three iterations, the value of the function at that point should be divided by 2 . If the
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Write a for statement that uses the variable $counter to count from 0 to 40 by increments of 4

Write a program that reads an int n from the user and prints out the following shape with height = n . In the following example n = 4. ******* ***** *** *

hangman is a

In theory, Distributed File System (DFS) could make it easy for users to find their folders and files stored somewhere on the network, even if users arent sure where. If clients using DFS shares are starting to report that they cant get to their files anymore, what kinds of things might you check to see if you can solve the problem? How would you

The most common character encoding in use is _ _ _ _ _ . a . Latin - 1 b . ISO 8 8 5 9 - 1 c . UTF - 8 d . ASCII

need windows 10 operating system send screenshots 7 Click the View tab. Under Files and Folders, click to unselect Hide protected operating system files. Click Yes to confirm. This option lets you see Windows system files that are normally hidden. You may need to see these files if you have to troubleshoot a
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Browser Help Object ( BHO )

DodecahedronList.java Requirements: Create a DodecahedronList class that stores the name of the list and an ArrayList of Dodecahedron objects. It also includes methods that return the name of the list, number o Dodecahedro area, average volume, and average surface to volume ratio for all Dodecahedron DodecahedronList. The toString method by each
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Recall that in Scala conditional expressions have the form: if(condition) consequent else alternative The equivalent expression in Java would be: condition? consequent: alternative For example: scala> if(true) 10 else 20 res0: Int = 10 scala> (if(true) 2 else 3) * (if(false) 5 else 7) res1: Int = 14 1. Problem: "Number Kingdoms" In numerology a

by using matlab software. syms command 7) [5 pts) A water tower has the geometry shown in the following figure (the lower part is a cylinder with radius R and height h, and the upper part is a half sphere with radius R). Determine the radius Rif h=10m and the volume is 1,050 m. (Write an equation for the volume in terms of the radius and the
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Which of the following statements about the Ping - Pong style of pairing programming is correct? Two developers take turns to write production code and test code, respectively Two developers take turns to write GUI code and non - GUI code, respectively Two developers pass the keyboard back and forth to write production code Two developers take
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The swim club database in the following figure has been designed to hold information about students who are enrolled in swim classes. The following information is stored: students, enrollment, swim classes, pools where classes are held, instructors for the classes, and various levels of swim classes. Use this figure to answer questions 1 to 5 . a
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WRITE CODE IN #JAVA Write the implementation for the class described in the UML class diagram. NB* Do not include any import and/or package statements For example
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In C + + , Given an integer, convert the integer to a string using the to _ string ( ) method.Return the string.

The data in htv . csv Download htv . csv includes information on wages, education, parents' education, and several other variables for 1 , 2 3 0 working men in 1 9 9 1 .

Which of the following would most likely be a static website? A . A blog B . C . D .
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Please Solve the Problem Using Python 3 within 30 Minutes with Proper Indentation. Please solve it fast. I will upvote! It is very urgent. A Special Number is a number when the sum of the factorial of digits is equal to the original number (given number). For example, 145 is a Special Number because 145 = 1! + 4! + 5!. Your task is to write a

You are given two data sets ( . xlsx files ) , stored the position of cancer cells during migration experiment in two different matrices, Collagen Matrix with a high concentration of collagen and Collagen Matrix with a low concentration of collagen. The structure of data in each file is as follows: The first three columns store the cell coordinate

Hi, can you please answer the following questions(a-d) for the code snippet i have provided a. Calculate the theoretical time complexity by counting the number of subtractions as basic operation. What do you think is the Big-Oh for the complexity? Prove how did you get the big-Oh only for Code Snippet 1. b. Plot a graph of the theoretical time
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Note: Program is in JAVA please.. Thats all the question that was provided please help me out..
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1 4 , 1 point The or operator returns True if and only if both of its operands are true, and returns False otherwise. False True
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Write a program that reads in a text file of test scores and prints out a histogram of the scores. The file format is as follows: the first line of the file contains a single positive integer, n, representing the number of test scores. Each of these test scores will be non-negative integer less than or equal to 100. The histogram should have one

In the datasheet view of a relational database, a column is called a
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2. Demonstrate (show clearly by giving evidence) the role of knowledge management and knowledge management systems in business (30 points): Define knowledge management and illustrate (make clear by giving examples) its value to businesses. Compare and contrast tacit knowledge" and "structured knowledge and provide 3 examples for each. Illustrate
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Help code program in Java 1. Write the following programs that read from and write to a binary file using the DataOutputStream and the DatainputStream of the java.io class: a. WriteBinaryInfo.java that writes info from parallel arrays. Create 3 parallel arrays that hold firstInitial (char), lastName (String) and age (int). Hardcode some sample
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Problem 1 (Diffie-Hellman Cryptosystem): The classic Diffie-Hellman key exchange protocol (DH protocol), which is named after its inventors, Whitfield Diffie and Martin Hellman, is based on modular exponentiation. The DH protocol assumes that the following two public parameters have been established and are known to all participants (including the

Write a java program to play Hangman, the computer first selects a secret word at random from a list built into the program. Use ArrayList for secret words and user input words. If the program works with only one Secret word (50 points). a secret word at random from a list (60 points). The program then prints out a row of dashesone for each letter

In this module you learned about advanced modularization techniques. You learned about the advantages of modularization and how proper modularization techniques can increase code organization and reuse. Create the PYTHON program allowing the user to enter a value for one edge of a cube(A box-shaped solid object that has six identical square

4. Write a pseudocode for the following: An algorithm that takes " n " positive integers and defines the number of "composite" numbers in the list
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Write a program in C language(Dev C++) that must contains at least the following checklist. Therefore, write you program so that it consists the following list. a. Comment b. Indentation c. Simple input and output (printf scanf) d. Formatted input output e. Loop f. Array g. Array h. File input output i. Function (three categories function, return
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Qu. 2 (10 marks) In this question we shall use hexadecimal digits (09, AF) to represent blocks of 4 binary digits. So 0 is 0000,3 is 0011,A is 1010 , and so on. A small Feistel network cipher operates on bytes (8-bit words) considered as pairs of hexadecimal digits. The cipher consists of three rounds, and the round keys are hex-digits. The
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discusses laptops and portable storage devices (like Flash drives) as sources of data compromise. Research a real-world data breach or cyberattack that involved the compromise of a laptop or portable storage device. What happened, and what controls might have been able to prevent or limit the damage done if they had been put in place
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Task 1: write a function that when passed an array of integers returns the index of the smallest integer in the array. Int FindSmallestInt(int array[], int size) function returns the index of the smallest element in the array. Task 2: Swap function: this will take as argument the array, its size and two index values. The function will swap values

Which statement about xUnit is correct: x Unit is the collective name for several unit testing frameworks xUnit is a unit testing framework for C # xUnit is a unit testing framework for R xUnit is a unit testing framework for Java
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Write a java program: We are going to practice creating a hierarchy of classes (inheritance), polymorphism and interfaces. Your program will simulate a media library. We will work with four types of media: books, pictures, music, and movies. Your job is to design and implement a class hierarchy consisting of the Media, Picture, Music, Movie, and
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The "get" method will display form information in the URL True False
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Images in computers are stored as two-dimensional arrays, each grid cell storing a number for a color. For this lab, we are going to create a class called Bitmap, which stores a simple black and white image. Because different fonts display spaces at different widths, we are going to use "-" for the white squares and "*" for the black squares.

Write a function Pell which on input a non-negative integer i returns the i -th Pell number P i and does not use recursion. a function Pell_rec which on input a non-negative integer i returns the i-th Pell number P i and does use recursion.(Python)

function should be in C++ (10) 9. You are to write two functions for a program that keeps track of information for one stock along with a line of code to call each function and its prototype. The data to be entered by the user is as follows: a Write a function to allow the user to enter in the above data for the stock in the order given above.
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Show that the following languages are not Turing-recognizable: a) L = { : M is a TM, w is an input string and M does not halt on w } b) L = { : M is a TM that does not halt on the empty string }
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[2.14] Find the complement of the following expressions : (a) xy + y (b) (a + c)(a + b)( + b + c) (c) z + zlw + xy)
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You can easily connect an old model printer ( that uses a serial connector cable ) to this PC . True False

Read the case study and answer ALL the questions that follow: Software engineering is a complex process by nature, whether the software size is small or big, whether built by few or many. This complexity is mitigated by the skills of the team members, who need to master, besides communication and team - work, the technical aspects and the tools to

Basically, I am not sure if AlertMessage is a callback function or not? Question 4 1 pts In JavaScript, a callback is a function passed into another function as an argument to be executed later. In Task 2, which function(s) is/are executed as a callback function? O alert Message() O readdir) O Both alert Message() and readdir() None 1 2 3 4 5
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C programming. Please don't use any previous chegg solutions, if there are any, if you do I may be forced to down vote the solution so please provide an original answer. Please provide the code for the program file (.c), provide an example input file that you use to run the code if an input file is needed for this question, and provide screenshots

Troubleshooting cannot be done successfully from behind a desk; List three actions that can help in achieving a successful troubleshooting.

2) In class, we consider applying finite difference methods to the heat equation and numerically determine a stability criteria relating the spatial and temporal stepsizes. Here you do likewise with the wave equation. Apply a central difference approximation to obtain a discrete version of the wave equation utt=c2uxx on the interval 100
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Based on the above ER diagram, which of the following entity set cardinalities is valid?

When considering your personal moral code how do you think your moral code will help you protect clients and work in their best interest

1.Describe the concept of Network neutrality and its implications 2.Why do we need multiple layers in a network architecture 3.Describe the difference between connection-oriented and connection-less services. 4.What are the main duties of the Network Layer and what are potential options for routing? 5.Consider a channel with bandwidth B = 2Mhz and

PARTC [25 MARKS] Instruction: This part consists only ONE (1) question. Answer the question. 1. A node is a basic unit used in computer science such as a devices or data points on a larger network. When defining nodes on the Internet, a node is anything that has an IP address. Nodes contain data and also may link to other nodes. Consider Figure 4
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Which member function writes a single character to a file? get write put insert

Write the time complexity of the following program statement using big-O notation. void fun3(int n) int count -0; int i 1, j-1; while (i
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In a relational database, a record is also called a ( n ) : Group of answer choices entity. field. tuple. row.

What is daylighting in architecture: types, methods and history

4. Predict the output from the following code segments: (2 x 10 = 20 points) a) int X; cin >> X; switch(X % 5) { case 4: cout < < X 2 < < endl; break; case 0: cout < < 2 * X < < endl; case 2: cout < < X/2 < < endl; break; default: cout < < X + 2 < < endl; } i) X = 9 ii) X = 20 iii) X = 3 b) Given the values of x, y, z, what will be the values of

Research the Blackout of 2003. Research a company or organization that repsonded effectively to the crisis. Provide your insight into their response and attach the link to the article you researched.

{ 1 , 2 , 3 ) , ( 1 , 2 , 6 } , { 1 , 3 , 4 ) , ( 2 , 3 , 4 } , ( 2 , 4 , 5 ) , ( 3 , 4 , 6 ) , { 4 , 5 , 6 } Construct a hash tree for the above candidate 3 - itemsets. Assume the tree uses a hash function where all odd - numbered items are hashed to the left child of a node, while the even - numbered items are hashed to the right child. A
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Figure 1: Cameraman. The digital images are represented with matrices. Each entry of the matrix is a number that shows the level of brightness (intensity) of the corresponding region in the image. The above figure Cameraman is represented with a matrix of size 256 by 256, i.e., 256 x 256 = 262144 real numbers. Each of these numbers stores about 1
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Exercises ch 4: Complete four programs below in. Attach either a flowchart or pseudocode, the code (.py file) and a screenshot of the working program or a link to the code (repl.it, github) 1. Airline - The fare for Chaffey Airlines is calculated as Fare -$50 (Distance $0.11)If the passenger is under 7 or 65 or older, they get a 20% discount.
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What are two Semitic languages?

Which type of data models allows each retard to records?The hierarchical mode. The network model.The relational model.None of these choices is correct

Hi, there. Im trying to create a C script that takes user input of 3 verticies to calculate the area of a triangle by using Heron' Formula. Heron's Formula is S=(A+B+C)/2 Area = sqrt(S(S-A)(S-B)(S-C)) This is the script I have so far. I can't get it to caluclate S correctly nor my area. Any tweaks? #include #include int main(void){ int verticie_1;

Alice chooses two random prime numbers p and q where p = 967, q= 389. Alice chooses her encryption exponent to be 29. Bob wants to send her the message M = 16. Without using a computer: i) Calculate n and thi(n) ii) Use Euclids algorithm to check that gcd (29, (n)) = 1 iii) Which numbers does Alice make public, and which does she keep secret? iv)

Which of these parts of a dashboard display wouldn't be considered a widget A list of categories which can be used to filter data A single data value shown by itself. A bar chart. A UI control which can change any chart type.

C) Assume you are manufacturing cars. If you make 10 cars in a batch, and sustain a production rate of 36 cars/hour, how long does it take to make 1 car? Assume complete spatial parallelism between the 10 cars being made in the batch (2pts)
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6. The following alphabet and probabilities are given : p(A) =0.3, p(B) = 0.2, p(C) = 0.4, p(D) = 0.5 (Use two probability values for ??) a) Find Huffman codes and average code length. b) Encode the text : DAB
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In Java and C++ create a Generic ArrayList where all elements in the ArrayList must be of the same type. In every node of the linked list the size of the array it contains must be at least double the size of the previous nodes array. Between O(1) time and O(n) time. add(int index, E e) clear() contains(E e) ensureCapacity(int minCapacity)

Welcome. Upesh -- [5968/9cel/questions/fmh3k5pk111 FINVIZ.com - Stock (3) Upesh Karki SV About Computer Science Educosoft Online Language MySQL 1. Student Analysis 1 2 3 4 5 Enter your Please appe A school recently conducted its annual examination and wishes to know the list of academically low performing students to organize extra classes for
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Which two options are the best practices for OOB Management? ( Choose two. ) Enforce Access Control Enforce Reflexive Access Lists Prevent Traffic from Transiting through the VPN Provide Network Isolation Provide Network Isolation Using NAT

1. Name your button handler class ButtonHandler. 2. Your button handler class must implement the ActionListener interface. import java.awt.Graphics; import javax.swing.JFrame; import java.awt.Color; public class Circuit { private int xStart = 100; private int yStart = 100; private boolean switch1; private Color circuitColor; public Circuit( ) {

In binary integer linear program, the integer variables take only the values 0 or 1 . 0 or 8 . 1 or 8 . 1 or - 1 .
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Please help me with this homework problem, thanks! 2. (10pt] Boolean Expressions Consider the grammar for Boolean expressions GB: GB B + T|F|BAB|BVB-B|(B) where B is the only non-terminal and, and T (true), F (false), V (disjunction), A (conjunction), ((left parenthesis), ) (right parenthesis), and - (negation) are terminals. 1. [5pt] Is the
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want to write if staement in JAVA program (prefered eclips) giving the tax for 2017 and 2018. so the users that typy a different year sould display they are putting different year . in other word we work for the tax in 2017 and 2018. Also if the user put negative number should display that nagtive number not allowed here is some example for the
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What is the keyboard shortcut for the Paste command In outlook? C t r l + V C t r l + H Ctrl + C C t r l + N
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Subject: Computer Network Language : C/C++ Q:As a semester project, you are supposed to develop a telnet-like utility program that allows connection to any TCP/UDP server at a given port number. Use your developed application to perform different tasks, like sending emails, and issuing HTTP get messages

What would you want to study? If you could create a poll or survey, what would your topic be? Describe your population (the type of person you want), sample (n = ?), one to three questions you would ask, and how you would graph the results. Please respond to my discussion question by clicking on the Reply button after this section. When you reply

2. Match each of the following terms with its corresponding definition. a. Data b. Technical skills c. Interpersonal skills d. Analytical skills e. Management skills f. Data Flow . Help you manage projects, resources, risk, and change Answer: E. Management skills Help you understand the potential and the limitations of information technology
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We have to develop fully running system with friendly user interface to be used by nonprofessionals. We must use only files (mostly binary files) and C/C++ (C++ preferred) program code. No database system is allowed. In this project, we aim to create an online education platform. We will establish a site for both those who want to learn something
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Which of the following pthread functions is used to return the current thread ID ? pthread _ create pthread _ self pthread _ exit pthread _ join None of the above
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So I asked this question on chegg: ---------------------------------------------------------------------------------------------------------------------------------- 2. (Memory mapped I/O interrupt) Write a MIPS program to implement the following single digit adder: keyboard input: X+Y= display output: X+Y=Z where X and Y are single digits (such

2 . 4 . 1 : Operations on processes. 5 4 3 7 5 6 . 3 6 7 9 3 7 4 . qx 3 zqy 7 A process described by PCB 3 executes the operation create ( h , i , j , k ) The process is allocated to a new PCB 7 . Complete all fields in the following diagram resulting from the creation. For empty or undefined fields, enter: NULL . . . 3 . . . 7

Write a program in c++ that maintains a telephone directory. The Telephone directory keeps records of peoples names and the corresponding phone numbers. The program should read a transaction file and report the result into an output file. The transaction file can include commands such as Add, Delete, Display, and Update, and Search. Each command

What is the output of the following Python string when it is executed with the cursor.execute ( ) module in a MySQL database? sql _ query = SELECT CONCAT ( 1 1 , 5 6 )

PLease i need help with this autocad question on autocad you can share the file via good drive drop box or whatever is suitable or provide me with directions thank you 2. Save P11-1 as P11-2. In the P11-2 file, use the STRETCH command to General convert Object A to Object B. Resave the drawing. Object A Object B 2. Save P11-1 as P11-2. In the
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For each type of feasibility, suggest two questions that will help Susan reach a determination.?

Page 5 of 2 5 th protocol enables secure real - time delivery of audio and video over an IP network?
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Which axis in a chart displays incremental numbers for the data points? A ) Category B ) Value C ) Data D ) Series

The output shall look like this: ~~~~~~~~~~~~~~~Check Your Electricity Bill~~~~~~~~~~~~~~~ Enter the name of the customer: ABCD Customer Number: XXXXX Monthly Bill Meter Replacement Main Menu Exit 1 1. Residential 2. Agricultural Pumping 3. Small Industries 4. Non-Residential 5. Commercial and Office 1 Units Consumed: b a. 1 Phase b. 3 Phase a MS.
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Explain supervised models like Data splitting, k-fold cross-validation, and leave-one-out cross-validation and Unsupervised models like segmentation through clustering, market basket/association analysis, social network analysis, and common factor analysis?

What caused it TCP to be the most common protocol?

USE THE FOLLOWING CODE public class OurTester { public static void main(String [] arg) { SolidRectangle shape1 = new SolidRectangle(); shape1.setOffset(10); shape1.set(7, 5); shape1.drawAt(5);}} -------------------------------------------------------------- public class Rectangle extends ShapeBasics implements RectangleInterface { private int
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Type a report of at least two paragraphs about object-oriented analysis. The image is some of the information I have. Overview of Object-Oriented Analysis 0-0 methodology is popular because it integrates easily with object-oriented programming languages such as Java, Smalltalk, VB.Net, Python, and Perl Programmers also like 0-0 code because it is
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For simplicity consider the case where: |K| = 2 and |M| = 4 (i.e the size of the keys is 2 characters and the size of the message is 4 characters). Show that the Vigenere cipher is not EAV-secure (as per Definition 3.8 of textbook). As discussed in class, in order to show this you need to describe an adversary who breaks the indistinguishability

The number of elements in a dynamic data structure must be determined before the program is compiled. Group of answer choices True False

1. Consider the sentence, "A SANTA LIVED AS A DEVIL AT NASA" and use the Huffmar algorithm and conventions as specified in the supplementary notes for these exercises. (a) Generate the frequency table, with the columns letter, frequency, and codeword and b) Calculate the entropy of the letters in this sentence and the average number of bits (c)
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One of the major British victories was Maj. General James Wolfe's capture of Quebec Detroit New York Fort Duquesnes
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Encryption does not prevent data loss, but it can lessen the impact of data loss. Group of answer choices True False

What is the output of executing the following code? rows = 3 ; for i = rows 1 for j = 1 : i fprintf ( ' * ' ) end fprintf ( ' ' ) end
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