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Databases Questions and Answers July 23, 2019

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As you know, every direct heap allocation via the new operator incurs some overhead so that the delete operator will have the information it needs to properly clean up when youre finished with the heap object. When many heap objects are active at once, the wasted memory for the heap overhead for each object can be excessive. One solution is to

What is the value of i that terminates the loop below: for ( int i = 1 ;i < 1 0 ;i + = 4 ) { Console.WriteLine ( i ) ; }

6. (15 pts) Write Python functions to solve the following problem: Clark, Daw and Fuller make their living as carpenter, painter and plumber, though not necessarily respectively. . The painter recently tried to get the carpenter to do some work for him, but was told that the carpenter was out doing some remodeling for the plumber The plumber makes
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Summary When implementing an intervention, scientists will compare a control group against a group that receives the intervention. Various statistical analyses can help demonstrate whether the groups are significantly different or similar. In this project we will be comparing two data sets by determining several statistics for each of the data

ASSEMBLY LANGUAGE FOR X86 (MASM) Please use modify the code below, it is just a loop of 10 years......DON NOT USE A JAVA DISASSEMBLER OF BUTCHERS ALGORITHIM. Use Butcher's algorithm to calculate Easter for the next ten years in x86 assembly language. Use the code below to start TITLE MASM Template (main.asm) ; Description: ; ; Revision date:

USE C PROGRAMMING LANGUAGE JUST USE LIBRARY STDIO.H AND STRING.H ONLY Financial Aid During Pandemic[EN] Prime Minister has announced that the government will give financial aid to reduce the burden of the people during the pandemic. Upon this initiation, recipient will receive money with the following amounts: RM1000 for household category B40

Suppose $F: \mathbb{R}^{2} ightarrow \mathbb{R}^{\text {is a function of class}} C^{1}$. Call $S=F^{-1} ({0\})$. Define $A subseteq S$ to be the set of all critical points, $\mathbf {p}$, of $F$ which also satisfy $FC\mathbf{p})=0$. Define $B \subseteq S$ to be the set of all points $\mathbf{p}$ in $S$ such that for any open neighbourhood $U
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In this exercise, youll create an application that displays a calendar for the current month: Note: To build this calendar, youre going to need the getDay() method of a Date object. This method returns the number of the day of the week (0 for Sunday, 1 for Monday, etc.). 2. In the HTML file, note the span element within the h1 element that will

Convert the following C program into MIPS assambly code, the code is about a simple calculator. Fist ask for user input, option 1 is for addition, option 2 is for subtraction option 3 is for multiplication. Here's the C code: #include int main ( ) { int op; printf ( " Please enter option ( 1 : add, 2 : sub, 3 : mul ) : " ) ; scanf ( " % d " , &op

PYTHON ONLY Now write a program that calculates the minimum fixed monthly payment needed in order pay off a credit card balance within 12 months. By a fixed monthly payment, we mean a single number which does not change each month, but instead is a constant amount that will be paid each month. In this problem, we will not be dealing with a minimum
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Question 10 Which of the following is not included in an exception's stack trace? Your answer: O A descriptive message for the exception. O Instructions on handling the exception. The name of the exception. O The method-call stack at the time the exception occurred. All of the above Clear
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For each of the following regular expression, give two strings that are members of the corresponding language, and two strings that are not. (a total of 4 strings for each part) Here = {0,1} (a) (2 02*1* 0 (b) (U 1)0* (c) U ( *)1* U (d) 0*10(11)*) U 1* (e) (OU10 U11) *
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The purpose of this question is to draw a circuit and determine its outputs. You may use the following online software to draw your circuit, or you may do it on your own, and enter the outputs of the circuit below. Circuit Builder web application and its Introduction. Draw a circuit for -X*Y + -X*Z + X*Y and fill out the output for the following
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c# Which of the following statements about console application and Windows application is true? [Select all that apply] 1. Multi-class solutions can only be used with console applications. 2. One font size is used with console applications. 3 Variables are declared with both windows and console applications. 4 Windows applications require that

Q-2 : Reply to given preliminaries considering Programming Language Concepts a-) What is Aliasing ? (5p)? b-) What is Exception Handling ? (5p) C-) Draw Compilation Process. (15 p)
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156.16.80/30 R5 88.8.8/30 R2 R3 R1 192.168.60 20/30 192.168.60 24/30 Please complete the following instructions: 192 168.60.12/30 192 168 60.16/301) Assign IP Addresses on every Devices as given in the topology 2) Create and Configure Vian and enable Vian trunking on switches and also enable intervian Routing on Router RA. 3) Configure a routing
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The Guessing Game A guessing game is a classic and fun way to engage users and challenge their guessing skills. In this assignment, you are asked to create a simple guessing game using Python. In this game, five shapes ( say , Circle, Triangle, Square, Rectangle, Pentagon ) are randomly arranged, and the player will have to guess the correct
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The language is python. I'm trying to find the error in there. Fix this program. This program has two syntax errors, one runtime error and one logical error. # INPUT fltGradel = float (input ("What is your first grade? => ")) fltGrade2 = float (input ("What is your second grade? => ")) ftiGrade 3 = float(input ("What is your third grade? => ")
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i need help immediately What will the following code output? int *numbers = new int[5]; for (int i = 0; i
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IN C Programming 2) (50p) Write a program that copies an array A[], inside another array B[] (of the same size). The odd elements of A should be at the beginning of B; then the even elements should follow. Do not sort any of the arrays. Do not use array notation, you should use pointers! Ex: A: {5, 6, 0, 8, 7, 6, 10 } B should be: {5, 7, 6, 0, 8,
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Problem (page limit: 3 pages) A ssume that is a power of two. Consider the following sorting algorithm: STRAIGHTEN(A1 T 2: if A 21
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#include using namespace std; int main() { int num[] - {95,90,83,97,88,75,92,89}; for(int i=0; i
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Show in Matlab Compute S_15 with this recursion (make sure that you use an accurate value for pi). To analyze what happened in (a), consider the recursion S_n = 1 - 2n(2n - 1)/pi^2 S_n - 1, n = 1, 2,......, with S_0 = 2(1 - u), that is, the same computation with the starting value perturbed by one digit in the last place. Find a recursion for S_n
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A user can have two tables with the same name. True False
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Depreciation Assume that you recently applied for a student loan to go to graduate school. As part of the application process, your bank requested a list of your assets. Aside from an extensive CD collection, your only other asset is a pickup truck. You purchased the truck six years ago for $15,000. Its current fair value is approximately $5,000.

The colormap matrix size of a binary indexed image of resolution 10 x 10 and 2 bits per pixel is a. 4x3 O b. 100x3 D O c. 256x3 d. None of the above Next page
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In C + + : Write a function MaxMagnitude with two integer input parameters that returns the largest magnitude value. Use the function in a program that takes two integer inputs, and outputs the largest magnitude value. Ex: If the inputs are 5 7 , the function returns: 7 Ex: If the inputs are - 8 - 2 , the function returns: - 8 Note: The function
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C++ Customer Class (please finish as fast as possible) The following class named Customer can be used to keep track of the purchases made by customers in some store. The class accumulates the total time elapsed since the customer's first and last purchases. Your job consists of completing the definitions of the following missing methods: Exercise

ance measures used for class 1 0 below to calculate Insurance Premium based on age. Split the dataset with test size = 3 0 % and apply Standard Scalar as feature Scaling technique and print MAE,RMSE the performance measure. \ table [ [ Age , Insurance Premium ( Rs ) ] , [ 2 5 , 4 5 0 0 ] , [ 3 0 , 5 0 0 0 ] , [ 3 5 , 6 0 0 0 ] , [ 4 0 , 8 0 0 0 ]
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Need this script:Write a complete bash script to print a train travel ticket. ( 6 0 % ) ( YOU MUST INCLUDE THE SCRIPT FILE ( . sh file ) IN THE ZIP ) Here are the criteria...... a . The script MUST CONTINUE in a loop until user decides to stop. User stops the ticket printing by entering 0 . b . A city offers 2 types of train services to 3
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Purpose: To lcarn Linux/Unix programming using system calls for process creation and manipulation. Use only basic process related system calls: fork, exec (any of 6 versions), exit, and wait, plus usleep, kill and getpid (check man pages for details of these system calls), and file system calls from Labl. Also, you may use printf for displaying on
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3. [6pts] $\frac{1}{2 \pi) \int_{\omega_{1}}^{\omega_{2}} e^{j omega n} d \omega+\frac{1}{2 \pi} \int_{-\omega_{2}}^{-Womega_{1}} ej omega n} d \omega=$ ? (Note: You need to simplify your answer to receive full credit) CS.SD.065
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Table 6.2 Observed pairwise distances (p) between hominoid sequences (above diagonal) and tree distances computed by linear programming (below diagonal). Tree distances that differ from the observed are marked in bold. The corresponding tree is shown in Fig. 6.10. Human Chimp GorillaO Orang-utan 144 154 150 162 169 169 169 92 95 79 79 92 144 163
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Methods to implement (MyBST): Binary Search Tree (JAVA) Programming Language: JAVA Provided code (MyBST): public class MyBST >{ private TreeNode root; private int size; public MyBST(E[] array){ for(E e: array) insert(e); } public MyBST(){ } public boolean search(E element){ TreeNode current=root; while(current!=null){
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Question 4 (1 pointi An NFA and DFA are equivalent if they both reject the same string. ie it does not belong to the language they both have the same number of states they both accept the same string ie it belongs to a language they both have the same number of accepting states they both have the same number of transitions Question 5 tt point When
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please check this code i run it and get Exception in thread "main" java.lang.Error: Unresolved compilation problem: string cannot be resolved to a type at kredimarres/kredimarres.kredimarres.main(kredimarres.java:6) package kredimarres; public class kredimarres { { public static void main(String[] args) { string emri,mbiemri; double

STUDY PROBLEM 14 For randomized quicksort sorting method running on input array , what is the probability that 6 & 9 will be compared during a call to Partition? What is the probability that 4 & 10 will be compared
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The function given is as shown below. Use a 16-to-1-MUX with control signal inputs b, c, d and e to design your combinational circuit. Each data input should be 0, 1, a or a. (Note: this is only a design task, not implementation) Hint: Start with a minterm expansion of F and combine minterms to eliminate a and a where possible. (, , , , ) = (6,
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construct a grammar over { a , b , c { whose langauge is [ anbmci | 0 < = n + m < = i ]

This program will draw a flower-type design, where the user can control the number of petals . The program will prompt the user for the following: a positive (not 0) number of sides for each petal (regular polygon) a positive (not 0) length of the sides a positive (not 0) number (>= 3) of petals (polygons) to draw "yes" or "no" regarding whether
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From "MATLAB for Engineers(4th edition)" by Holly Moore, Chapter 7, question 7.17. 7.17 In recent years, the price of gasoline has increased dramatically. Automobile companies have responded with more fuel-efficient cars, in particular, hybrid models. But will you save money by purchasing a hybrid such as the Toyota Camry rather than a Camry with
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For database management. Use the data to design a relational database schema in 3NF. Show all steps. We are supposed to take the data given and show how they are related in 1NF, then 2NF, then 3NF is what I am assuming by the "show all steps". I reuploaded the picture to make the info more clear. Questions #4: The Mad Art Gallery wishes to
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Please use PYTHON only and follow all the following instructions carefully. Thank you Please make sure that it can pass all the test cases as follows: https://repl.it/LrAS/0 def count_odd_divisors (n): Given a positive int, find out how many odd numbers are divisors Assume: n is a positive integer o o Restrictions: no extra restrictions divisors:
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You receive an email from someone that you don't recognize but is listed as an administrator at your school. The message contains a link to a shared file. Which of the following actions will help keep you and your organization secure ? Reply to the email and ask if they intended to send it to you before you open it . Ignore the request; they most

Three doubles are read from input as variables time 1 to time 3 . Declare a vector of doubles named runningTime and initialize the elements with the variables time 1 to time 3 in the order the input doubles are read.

The objective of this assignment is to construct a state diagram for a state machine that will simulate a vending machine. This vending machine sells gum, candy bars and drinks. Gum costs 10 cents, a candy bar costs 20 cents and a drink 45 cents. Three buttons on the front panel select whether gum, a candy bar or a drink is to be purchased. The

Insert the following sequence of keys into an initially empty hash table. The hash table has a size equal to 19. Insertions occur character by character in open addressing with quadratic probing (with 1-1 and 2-1). Each character is identified by its index in the English alphabet (e. A1.2-25Eletters are identified by a different subscript (i e, A
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2. Explain the role of ethics in computer network and defense and attack

Implement a function with the following prototype: void make_change (int amount, int quarters, int dimes, int nickels, int pennies); The meaning of each parameter is as follows: amount the desired amount of change in cents. quarters: the number of quarters you have to make change with. dimes: the number of dimes you have to make change with.
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Using the 74138, design the memory decoding circuitry in which the memory block controlled by Y0 is in the range 0000H to 1FFFH. Indicate the size of the memory block controlled by Y. Here is a tabular format to help with circuitry design. Hex Block range 00 0 0 0 00 0 0 0 0 0 0 0 0 00000H to 0 0 0 1 1FFFH 00 1 0 0 0 0 00 0 0 0 0 0 0 0 2000H to 0
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Which of the following is NOT a principle ' of Steve Krug's design for usability paradigm? create effective visual hierarchies break pages up into clearly defined are s format content to support scanning use complementary colors
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SQL QUERIES HELP! CODE TO RUN: CREATE TABLE courses ( school VARCHAR(35), course VARCHAR(35), level INT, description TEXT, credits INT, PRIMARY KEY (school, course, level) ); INSERT INTO courses VALUES ('French Academy','Croissants',1,'A terminal course in Croissant Construction',3), ('Italian Institute','Pasta',1,'Basic Pasta Shapes',3),
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Analyze the circuit below, by (10): a) Derive the State table (minimun 6 rows), and b) Explain how the circuit work (in the short sentence) in SET SET SET SET D Q D D Q D Q CP ar Q CLR CLR Q ar Q Out
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In JAVA!! Fall 2018 CS 140 Intro to Computing Project 1-Objects, input, formatted output Due: zip archive of entire project- upload to Moodle by Wed, Sep 12,2018, 11:55 pm Consspts covered in this assignment-keyboard inpat (Scanner class), formatted output to screen (printf), objects and classes, constructors, instance variables, getters and
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1. Please write the normalization table based on database not coding. 2. Please write the relational table based on database not coding. 3. Please write the data dictionaries based on database not coding v rent-a-car system car id : int(11) number: varchar(10) e type : varchar(10) e category : varchar(25) a description : varchar(150) # ownerlD :
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a-Describe how can you use one array to construct five independent lists that contain the names of five groups of different number of members
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The following function converts a postfix expression to an infix expression assuming 1. public static String convert(String postfix) { 2. String operand1, operand2, infix; 3. Stack s = new AStack ; 4. int i = 0; 5. while(i < postfix.length) { 6. char nextc = postfix.charAt(i); 7. if ((nextc == '+')||(nextc == '-') { 8. operand2 = s.pop(); operand1

An athletic association has a database of track meets. Each track meet has events. Each event has preliminary rounds called "heats". Track meets have unique names but usually use the same event codes. Heats are named with an event code and a heat number.TrackMeet Event Heat Select Select Select Select the correct identifying entity.

What is data mining? In your answer, address the following: ( a ) Is it another discipline? ( b ) Is it a simple transformation of technology developed from databases, statistics, and machine learning? ( 3 points ) ( c ) Describe the steps involved in data mining when viewed as a process of knowledge discovery.

Include specifics such as computer age, OS version, available disk space for storing data & videos, etc. Describe your existing basic computer skills in detail. Be sure to include a description of your backup plan for computer & network access ( just in case disaster strikes during the term ) . A denser distillation of information will yield more
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Hi! I'm struggling with this computer science problem in my homework. We use python and I don't think we are allowed loops. Help? Exercise 6.2Krabs 'Krabs' is a dice game where two dice are rolled, and a player wins or loses based on the sum of the roll. Here are the simplified rules that your program krabs.py must implement to help users figure
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6) Consider the following instructions LEAS 3,X STD -8, SHP The last instruction stores the contents of D into a location in memory. Give the address of this location and the value that gets stored there 7) What will be the content of accumulator D (hexadecimal value) after the VAR1 EQU $2007 LDAA VAR1 PULB 8) Given that 16-bit integers are stored
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After the declaration of variable like this: unsigned int x you can assign a value of 1 0 0 0 0 0 to variable X
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Just the answers 5. Brute-Force password attack uses: 5.1. All the possible combinations of characters to crack a password; 5.2. Analysis of the login history to find the correct password; 5.3. Sniffing to find a password; 5.4. Spoofing. Let assume we use 4-digits binary user IDs and 3-digits binary passwords. Then IDs and passwords have
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Part 2 Compute the value of the integral: ! ( 1 + ) $ # = using the substituion method. ( You might be able to find a package that will integrate this without substitution, but the point of this execise is to learn to do the substitution. Therefore, unless you do the substitution method, your work will not be counted! ) Note that this is a known

Please can someone provide me with a Structured English Pseudo Code for this program. The instructions are attached below Training Heart Rate n order for exercise to be beneficial to the cardiovascular system, the heart rate (number of heart beats per minute) must exceed a value called the training heart rate, THR. A person's THR can be calculated
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c++ We would like to develop class expenditure to be used to find the total expenditures for a number of families. The class has data members name (of type string), the data members of type int: utilities, food, personal, subtotal, static data members count (to keep track of the total number of family objects instantiated from class expenditure),
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2) Explain in your own words - when is it appropriate to implement a static method? Give an example as part of your answer. 3) Consider the following method with integer value x public static test int x) Suppose y has a value of 10, then the method is activated test(y) what is the value of y after this activation
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Complete the following Python CODE. Only modify this file. Put code in after the line ######### YOUR CODE STARTS HERE ################ #### Note: In the case of dictionaries, use the keys as the determining factor for all work on the data structures #### Note: You can give preference to data structure a over b, but no use case will require that

Write a recursive function that will calculate the height of a binary tree. Note: root1 and root2 are instances of the class BinNode: public class BinNode { public char value; public BinNode left; public BinNode right; } Thus, the following statements would lead to the underlined output: Example 1: System.out.println( treeHeight (root1) ); 3
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b. Consider two local area networks as in the figure below RI LAN 1 H10 H4 HI S3 H9 HS HZ . HZ H8 H6 LAN 2 S (Switch) R (Router) H. (Host) i. Assign IP addresses to all the interfaces when needed assuming that the first LAN uses addresses of the form 194.24.1.xxx while the second uses addresses of the form 194.24.2.xxx) [3 marks). ii. Assign an
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Consider the following breadth-first search algorithm: bfs(s) mark s as visited create empty queueq g.engueue(s), s.distance while ( ! q . isEmpty()) { = e q.dequeue(v) for each unvisited vertex u adjacent to v [ mark u as visited q.engueue(u), u.distance v.distance 1 This algorithm can be applied to an undirected graph G (V,E) with some given
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Matt, a senior technician, has installed a switch for the purpose of identifying devices on the LAN. Analyze which of the following addressing methods Matt should follow so that the switch can quickly and efficiently direct the network traffic to its destination.a . IP address b . Application layer domain c . Transport layer ports d . MAC address

Question 7 Complete 0.00 points out In the following diagram, what type of relationship is depicted? of 1.00 PART Flag question VENDOR WAREHOUSE : Supphes Slupping Mode Cost Select one: O a. Unary b. Ternary C.Binary d. Quad Question 8 Comploto 0.00 points out Which of the following criteria should be considered when selecting an identifier? of
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entry level C++ please show in basic C++ A company sells shoes at a 45% profit. Write a code snippet that calculates the selling price for shoes that cost $22.50 to produce. Display this selling price to the user
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Identify at least two different security vulnerabilities in the code. Explain the vulnerabilities youve found and explain how they could be exploited and how youd fix them.

Define a class for complex numbers, name it myComplex. In addition to the member functions that sets and gets the member attributes, define following member functions: 1. Constructors a. A constructor uses default parameters. b. Copy constructor 2. Mutators: setReal(), setImaginary() 3. Assessors: getReal(), getImaginary() 4. Overload output

Question #1 (10 points) Consider Hirschberg's Algorithm for calculating the longest common subse- quence between two strings of characters. Provide clear, concise answers to each of the following related questions. (3 points). The LCS() function accepts arguments X, Y, m, and n. Provide example values for these arguments that result in the best
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True or False Justify within 2 sentences(either true or false) (f) (2 points) Given a vector of real numbers, if a raw number in the vector is smaller than the mean, its corresponding normalized value will be negative after z-score standardization. (g) (2 points) Given any two vectors of the same length, the L2 distance between them is always
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Assume that a CheckingAccount class has a method named 'withdraw' that takes a double representing the amount of money to be withdrawn from the account and a field named balance' that holds the current balance in the account. The withdraw method throws a custom exception named OverdrawnException if the amount to be withdrawn is greater than the
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QUESTION 18 Which view type is based on a subquery that references only one table and does not include group functions, expressions, or GROUP BY causes? a. Simple View b. Inline View c. Complex View d. Materialized View QUESTION 19 You can nest subqueries inside all EXCEPT _______ clauses of other subqueries. a. FROM b. WHERE c. HAVING d. DISTINCT

Question 1 ( Composition and ArrayList ) : ? ? 2 1 ? ? ? Preparation: Create a new NetBeans project called Question 1 . Download and extra the needFilesCT 2 . zip from EC . Add the provided Household.jar file to the "Libraries" for Question 1 project. Remember to Edit the Household library and add the extracted "javadoc" folder as the Javadoc for
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Write a non-recursive Racket function "double-filter-norec" that takes two unary boolean functions, fand g, and a list xs, as parameters and returns the list of elements from xs that make both fand gevaluate true. For example (double-filter even? positive? (-10123 4]) should evaluate to '(2 4] because 2 and 4 are the only elments in the list that
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Any help with code just I need code Write a general computer program (in C, C++ or Java) to convert a vector in one coordinate systems to a vector in another coordinate systems e.g. Cartesian to cylindrical, cartesian to spherical: spherical to Cartesian, cylindrical to Cartesian system, cylindrical to spherical system. or spherical to cylindrical
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i need these solved Look at the following program and answer the question that follows it. They are multiple choice i need the correct one and explanation 1. What is the output of the following segment of code if the value 4 is input by the user when asked to enter a number? int num; int total = 0; cout < < "Enter a number from 1 to 10: "; cin >>

Are the following languages context-fiee or not? If yes, specify a context-free grammar in BNF notation that generates the language. If not, give an informal argument. 2. {anync" l m>n20,o>0} , with alphabet ={a, b, c} 3. { anne, I n > 0} , with alphabet = {a, b, c} 4, { OP'l3n I n 0 }, with alphabet {0, 1} 5, {uu,a IwErand u,a is w in reverse ),
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Solve Question 1 Need solution to be accurate and clear ASAP Question 1 [10]. Write a struct Student that has member variables: (string) first name, (int) age and (double) fee. Write the functions as described in the class for the following purposes. 1. Write a function to create a dynamic sorted (in ascending order according to the age) circular
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c code programming..not c++ code programming Q1. Given a set of matrix arithmetic below, kindly develop a complete C codes to show ALL outputs (combination of integer + character). Input of the C program requires user to insert any INTEGER and CHARACTER into the "r" space. The use of loop (e.g. "for loop) and subscript in array is a MUST (e.g.
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It is not possible for the CPU to indicate an error, like "division by zero". Question 9 options: 1 ) True 2 ) False

Question 3 (15 Marks) a) Differentiate between internal and external fragmentation. [2Marks] b) Consider an operating system that uses Segmentation. Given an address [S,D], where S is the segment and D is the offset. Explain how the CPU will go about resolving an address to retrieve an instruction or data in memory. [3Marks] c) A 64 bit machine is

.file "hello.c .text .section rodata .string "Hello, World! " .text globl main type main, efunction main %+x %esp leal 4(%esp), $-16, 4(ecx) andl pushl pushl %ebp movl %esp, %ebp pushl ecx subl $20, esp subl $12, esp pushl $.LCe call printf addl $16, %esp movi %eax,-12(%ebp) mov1-12(%ebp), Xeax movl -4(Xebp), Xecx leave leal 4(Xecx), esp ret
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Language L 3 from question 7 of the previous homework. That is , Lk = { w in { a , b } | w contains a substring having 3 more b s than a s } .

please follow this criteria and answer my question o All submitted assigned work must conform to proper Java programming style and documentation. Especially regarding naming conventions. Your sOurce code should contain comments describing the functionality Student full name and student number MUST be included on each submitted work o The word
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I need this in Matlab Given a character array s, write a script that will count the number of consonants. For example, if s= '\&ga23+3dUH', the script should output: The number of consonants is 3
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What are the values of result 1 and result 2 for the code segment given below? If the code segment does not compile properly, indicate "error". int x = 1 0 , y = 3 ; float result 1 = x y ; int result 2 = x % y ; result 1 = result 2 = What are the values of result 1 and result 2 for the code segment given below? If the code segment does not compile
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Consider the assembly code below MOV 3 0 H , # A What is the hexadecimal value store in address 3 0 H ? ( Select the best answer )

Calculate f^(')(11) by finding the following limit.\ \\\\lim_(h->0)(f(11+h)-f(11))/(h) \ (Give an exact answer. Use symbolic notation and fractions where needed.)\ f^(')(11) \ Find an equation of the tangent line to f at a=11 .\ (Express numbers in exact form. Use symbolic notation and fractions where needed.)\ y= Calculate the difference quotient
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Please Help ! The following random variable is given (a) (2 points) Find the marginal fy(y) (b) (2 points) Find P(x1/2,Y S3/4) (c) (2 points) Find P(X > 1/2Y S 3/4) (d) (2 points) Find P (X > 1/2Y - 3/4) e) (2 points) Find COV xY]
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QUESTION 1 What is the purpose of /dev/null ? a.This is a special directory used for source code development files b. This file is a system device called a bit bucket which accepts input and does nothing with it. c. This is a device file that maps to the zero key on the keyboard d. This is an empty file used as the filesystem template for new

Variables are just aliases for memory addresses Group of answer choices True False

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