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Databases Questions and Answers May 02, 2018

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1. Write a function deleteAtPositionN ) for a singly-linked list that has the following declaration and precondition: int deleteAtPositionN (struct node *pHead, int n, int *pData) Precondition: n>0 The function should find the node at position n, and delete it, using function free (). The data should be returned indirectly through pData, then the
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In this homework you will be practicing the art of work flow through the use of try, except, if , elif,else. Thus, complete the following problems, emphasizing the work flow necessary to assure that the task is completed and all possible outcomes are accounted for. Problem 1 : We are a small business and want to create a calculator for a product
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Use the DoublyLinkedList.hpp and the Queue.hpp (Provided at the Bottom, just use the Functions, you don't need to code anything in the DoublyLinkedList.hpp and/or the Queue.hpp) to created a Simulation just as it describes in the picture. #ifndef DOUBLYLINKEDLIST_HPP #define DOUBLYLINKEDLIST_HPP #include "EmptyException.hpp" #include
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Select the property(ies) of the given function f:R-Z f(x) =4x2+3 fis a function Ofis a bijection None of the proposed answers f is one-to-one Ofis onto
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Calculate the time and space complexity of the following program int i, j, a, m, n; for (i=0; i

Is it possible? yes or no If an operating system doesn't support threads at the kernel level, it is not possible to run multi-threaded applications on that system
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True or false? For an alphabet \ Sigma , the empty language is nonregular.

You work at a print shop that produces marketing materials, and your manager asks you to install a new printer. The printer comes with two options for drivers. One uses PCL, and the other uses Postscript. Which driver is the best option and why?

In Matlab Problem 1 Write a program to compute the discrete Fourier transform matrix. Use this program to compute the power spectrum of: f(t) sin(t) +3 cos(2t). Compare your results to the ft and ifft command in Python/MATLAB. Use 4096 samples. Use your program to compute the power spectrum for a real data set, for example sunspot data and find
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Please help with 1) (a) (b) and (c) and then 2) 1. (12 pts) Find the big-O estimate for each of the functions below. Get the bound in terms of a smallest single term such as or n. Specifically, find least integer n, and smallest numbers C and k and prove your estimate. Provide plots of the function and the bound on the interval of the big-O bound.
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If you open GParted in your virtual machine, you will see that the storage assigned to that machine is divided into distinct sections, called:

Explain the concept of Hacking Crypt currency Miners with OSINT.

The model of a decision support system ( DSS ) , or business intelligence ( BI ) system, typically adapts its processes based on the degree of accuracy of each prior decision. This type of processing can be called intuitive software. an ethical dilemma. artificial intelligence ( Al ) . transaction processing.
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I have this code and the test driver to run the code, but it will not compile, what is the issue? // Shape.h #include class Shape { public: Shape(); virtual ~Shape() {} void SetFillColor(std::string fill_color); std::string GetFillColor(); void SetBorderColor(std::string border_color); std::string GetBorderColor(); virtual float Area() = 0;

An insider attack can occur from within the boundaries of a VPN , Router or Firewall.

String Regrouping [10 points] Given a string of alphanumeric characters, create a function in your header file with the following signature: std::string regroup ( std::string ) which returns the string with all the letters of the alphabet grouped to the left and the numerical characters on the right. Example: "H2SO4" transforms to "HSO24",

23. Consider an authenticated online file storage system that allows users to upload files and ensure their integrity when they download them. Suppose that Alice uploads really large file, and wants to be able to verify later that the file she downloads is the same as the one she uploads. What is a possible solution for Alice to perform the above
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Enclose the 4 x 4 RAM of Fig. 7.6 in a block diagram showing all inputs and outputs. Assuming thr e e-state outputs, construct a 64 X 32 memory using 4 X 4 RAM units. Ditamin + Find on page Promo Section 7.3 Memory Decoding 293 Input data Memory Red Write Output data FIGURE 7.6 Diagram of a 4 x 4 RAM 1 A4
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Complete the following table. The decimal numbers are signed. Use the fewest number of bits in each case: Convert the following decimal numbers to their 2's complement representations. 17.2516.75
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Develop an M-file Matlab function for the false-position method. Test it using the example in slide 3- 27. alse Position Method - Example 1 9.81m 9.81(0.25) f)0.25 tanh First iteration x, = 50 f(x)=-4.579387 x" = 200 f(x,.)= 0.860291 0.860291(50-200)76.2773 4.579387 0.860291 Second iteration f(xi)f(x)-2.592732 176.2773 X1 = 50 f(x)-4.579387
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Please refer to my Python code below. The output has extra space btwn the $ and the value. How do I add code to strip this white space. I have tried strip() but not sure how to put it in correctly. thanks https://HighlevelFarLanservers.juliebaggett.repl.run Enter the year the car was made: 1963 Value of Ferrari GTO 250 in year 1963 was: $ 18500
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Difference between Path-Goal Theory and Leader-Member Exchange (LMX) Theory. Explain properly with real life examples.

relational databses view all data in the form of tables. true or false

Java file Name Dog Classes and Methods Create a constructor that incorporates the type, breed, and name variables (do not include topTrick). Note: The type refers to what the breed typically does; for example, a corgi would be a cattle herding dog. A Shiba Inu would be a hunting dog. Create the setTopTrick() mutator method Dog is parent class

Your job is to create a 'Big Ideas' Summary Sheet with the main ideas from each unit. Things You Need to Include: Major topics From each unit An example with your explanations of the major topics from each unit. ( please include plenty of detail even if this means multiple pages or multiple examples ) The units are: 1 . Functions: Characteristics

Please list at least two places where Spring uses annotations (and a whole lot of magic) to help you write/define an HTTP server.

When a cheaper path is found for a node that already had a path while using A*, which of the following variables must be updated on that node and cannot be reused as is? (Select all that apply.). - Parent - Final Cost - Position (x, y, and/or z) - Given Cost - Heuristic Weight - Heuristic Cost

For a remote attacker, the advantage of a backdoor is that escalated privileges are not needed

Given a DFA D , NFA N , and PDA P with the following: For each, 1 Ql = n . For each, / Ll = s . For the PDA, IT | = t . Which has the largest | | ? You may assume n , s , and t are not zero. A ) P B ) D C ) N D ) At least two of the D , N , and P have the same values. E ) It is not determinable from the information given.

Please Explain, Thanks 2. (SIMPLE TRANSPORTATION, 15 points) The following is to be encrypted using a Myszkowski Columnar Transposition. The key word to use is: FINANCE The father of radio is Nikola Tesla. Show your matrix and your plaintext. Write down the ciphertext and show each stage in your encryption If this is useful... Za BD
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Design an EmployeeInfo class that holds the following employee information: Employee ID Number: an integer Employee Name: a string - Use template BinaryTree class to implement a binary tree whose nodes hold an instance of the EmployeeInfo class, the nodes should be sorted on the Employee ID number. - You should define constructors, and overload

solve the solution in the tabel The grouped frequency table shows the length of service in years of sample employees who have been working for a company for at least ten years. Calculate an estimate of the variance of the length of service of these employees. Solution: Mean x=nfx= s2=n1f(xix)2=
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Given the following heap diagram with block headers, requiring double-word alignment, and using a first-fit placement policy: 0x 00 0x 08 0x 10 0x180x 20 0x 28 x 30 x 38 0x_40 16/0 /() 16/0 If the block at address Ox 24 was the most recent allocated, what address is assigned to ptr for the heap request below ptr = malloc (2 * sizeof (int)); Use
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1. Overview Determining if a string containing some number of brackets is balanced is an important problem within computer science. It has many applications in designing compilers for programming languages as most programming languages include syntax for building expressions with brackets and other types of parenthesis. For example, mathematical

The attached CSV file contains age adjusted death rates ( based upon 1 0 0 , 0 0 0 people ) and average annual percent change ( trend ) over 5 years from 2 0 1 6 - 2 0 2 0 for pancreatic cancer for all ages, races, and both sexes in the United States. 9 5 % confidence intervals for the death rate and trend are also included. Data were generated

This might be a lot to ask, but I need to use the Nelder Mead minimization method to minimize this function of mine, but haven't actually seen how to use the method aside from with Rosenbrock function. Could someone (using python 2.7.12) come up with a complicated-ish function (ie one with summations in it) and use that method to minimize the

Question 2 3 : Using COSMIC - FFP method, calculate the total function size for the following nursery software ( 5 pts . ) : \ table [ [ No , Process ID , Process Description,Trigger,Sub - process Description,Data Group, \ table [ [ Sub - process ] , [ Type ] ] , \ table [ [ FFP ] ] ] , [ 1 , 1 . 1 , , , , , , ] , [ 2 , 1 . 2 , , , , , , ] , [ , ,
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Ipo.edu / ultra / courses / _ 3 0 5 9 3 _ 1 / cl / outline ? legacyUrl = 2 Fwebapps 2 Fcalendar 2 Flaunch 2 Fattempt 2 F _ blackboard.platform.gra Remaining Time: 2 3 minutes, 4 0 seconds. ~~ Question Completion Status: A Moving to another question will save this response. Question 1 Which ER diagram shows one - to - one relationship? \ table [ [
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Need help with binary search tree in C++ code please Complete missing functions in bst.cpp. You can use main.cpp to test. //bst.cpp code below #include "bst.h" #include #include BST* makeBST() { BST* B = new BST(); B->root = NULL; return B; } Node* getRoot(BST* T) { return T->root; } void insert(int value, BST* T) { T->root =

What is the output of the following code segment :Select one:a . eeeeb. eeeeec. abcded. aaaaa
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Question 4 Consider the class Laptop. It has the attributes brand (String), screen_size (int) and speed (double). Write the getter and setter methods for the attribute screen_size.

please send working code last code was full of errors Create A Countdown Timer Using Python Features To Include
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Please help with Matlab script, thank you! What other information would i need? This was all the information that was given for the assignment, sorry for the inconvience but anything would help becuase i am completelty lost. Thank you for your time! Solve for the dependent variables: x, y, and z, with t as independent variable, given the following
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Which of the following is not a component of the AWS global infrastructure?Availability ZonesEdge LocationsRegionsAmazon Elastic Compute Cloud

hello, I want a function that opens this file and makes a list containing the top 5 accounts in terms of balance customers' order is: Account_ID,Name,Status,Balance customers.txt12345678202111264,adam,a,210.0202111265,mohammed,a,400.0202111267,khalid,a,250.0202111264,ahmed,a,3200.0202111264,dana,a,780.0202111264,sara,a,4000.0202111264,mark,a,1450.0
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Which software tool is used to access specific data from very large datasets?

When a computer hacker uses multiple compromised computers to carry out a DDOS attack, the compromised computers are usually referred to as which of the following?

ping to factor the following polyno 10x^(4)+6x^(3)-5x^(2)-3x

Question No. 4: Let you are developing and design User Interface (UI) for a Student Information System (SIS) like CUOnline. How you will ensure following golden rules in designing UI for SIS. [Marks: 05] a) Reduce the users memory load b) Make the interface consistent SUBJECT: Software Engineering Concepts

Write a Java method in this space that implements the Euclidean algorithm. You do not need to write a driver program.

questions regarding with ARENA. in some cases it is needed to add a logic to the simulation models such that entities migh wait for unknown period of time before keep moving in the system. How can you add this logic to your model? Write the module names that you include your model? ( 1 5 p ) What is the easiest way in ARENA to define too many

Alice says that she would buy one banana split a day regardless of the price. If she is telling the truth,

Write a program that will solve the following for A: The program should allow the user to enter the real number values (that is, NOT integer s) for X,Y, and Z. The equation for A:(5X+3Y)/4Z Format the output so that it appears as is shown below. Note that all numbers are printed 3 times using 3 different formats: 1 place after the decimal, 2
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The question using discrete-event simulation to silmulate the operation of a multiprogramming Operating System. Your data structures must be your own, and you cannot use the C++ standard template library : you must make generic data structures (a Queue and an ordered list/priority queue) using your own linked structures and making use of C++'s

In a typing class, the average number of words per minute N typed after t weeks of lessons was found to be N=(157)/(1+5.4e^(-0.12t)). a

Use at least 300 words What is Software Quality? How do you know when the software provided is considered good software? And how do you know that an update is better than the previous version?

Examine the following C++ code. Indicate the data type of the result that it produces. a) double b) long long double c) float d) unsigned int e) int double x = 20.60; long y = 4; int result; result = x/y; cout
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Is it possible to represent to represent - 0 with 2 ' s complement integers?

Calvin, __________ left last week, was our most talented social media intern.

A customer is planning to setup a new workload in the AWS Cloud. Which of the following is a factor to consider when selecting an AWS region for the new workload?

Why does a cache speed up operations?

4 . Among the proposed roles for the incident response team, there is a communications advisor. How this profile could be useful beyond internal communications within the organization? Name two external entities that might need to be contacted during an incident.

(c) Use the natural deduction rules to derive the following judgements: i. F((P and Q) implies R) if and only if (P implies (Q implies R)) ii. P implies Q, Q implies R+ P implies R [20 marks]
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Question 5 0/1 pts A developer wants to reduce the memory footprint of their imports, including numpy. However, calculations for user inputs need to be made on objects that numpy had built in which is not part of Python3's native functions. Select the code that provides the MOST accurate results for the area of a triangle. def triangle_area(b, h):
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Websites in the dark web usually end in . com or . org . True False

Make report: 1.methods use to overcome the issues in access control 2.the advantages of using the method chosen access control in paragraph

Which statement is true? With integer division that truncates, the fractional part of the calculation is lost. In Python 3 the / operator was modified to evaluate to a floating - point number. Python 2 : Dividing two integers results in an integer ( whole number ) quotient. All of these are true.
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Defining a property, which can be a var or val inside a class, is not like / does not look like that defined within a function. true or false

Build one round AES Encryption and Decryption using VHDL or Verilog and make its full synthesis OR RSA Algorithm encryption and decryption using C/C++ with text vectors, Python but with no synthesis. Provide the code please.

What is the port number that needs to be entered in proxy settings of katalon? 8 0 0 0 9 0 9 0 8 0 8 0 8 8 8 8
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Which of the following is NOT an element of Architecture?

a. Mention your answer with any three arguments each, in favor and against the use of one instruction set computer architecture. b. Is the general-purpose parallel computation possible with one instruction? Why or why not?

Microprocessor / assembly language write a short sequence of instruction that divides the number in BL by the number in CL, and then multiplies the result by 4. the final answer must be a 16 bit number stored in the DX register.

Download the ISO here: http://dvwa.co.uk; http://www.dvwa.co.uk/DVWA-1.0.7.iso Install using the ISO as VM using VMWare Player or VirtualBox. Start up the machine in "LiveCD" mode. Start and boot the virtual machine. At the command prompt, type "ifconfig" to get the IP address of the DVWA virtual machine. Log into the web interface by going to

List and describe what the nine components that should be considered when developing any e-commerce presence, and why you think they are important.

Create a pseudocode design for a problem that will allow students to register for classes. The system will allow students to search the available classes offered by the university, drop a class, add a class and display their schedule. The student information is located using their student ID. After the student adds the class(es), the system will

Complete the following C++ program that prints the content of a string in the reverse order #include #include using namespace std; int main() { char str[] = CSE 100 Fall 2014; /* To Do: Select a for loop that prints the content of the string in the reverse order Hint: you can use strlen( const char* ) function to get the length of the string Ex.

You enter Cal on the command line to view a calendar but only see an error message. Explain why you got the error message.

B) Solve the Traveling Salesman Problem for the case given in Problem 2. Use Clarke-Wrights algorithm. C) Solve the Traveling Salesman Problem for the case given in Problem 2 . Use the Nearest Neighbor algorithm. 2. Clients who demand service are located in nodes 2 to 6. The depot is located in node 1. The distances between all pairs of nodes are
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For example the operating system is deadlocked. What can do operating system to fix this?

Faces, edges, features, and loops can all be selected to add to the Fillet PropertyManager selection box.

Hi there. For Python, write the merge function for mergeSort. Make an empty list to store the merged list look at the first element of both low and high pick the minimum value, and put that in the merge list then move onto the next element repeat until you run out of list.

Python Split And Join - Given an input string split each word and then join the text using specified join character Input : First Line - Contains a String Second Line - Contains the split Character Output: The modified String Sample Input & Output: Input : hey how are you doing - Output: hey-how-are-you-doing

1 . Circuit Connection * * : Connect a potentiometer to an analog input pin of the PIC 1 6 , an LCD to PORTD , and a PWM output on a specific pin ( eg , RC 2 ) 2 . Flowchart : Design a flowchart to illustrate the process of reading the analog input , displaying the value on the LCD , and adjusting the PWM duty cycle . 3 . Coding : Write the C code

Provide a Java class named sortedPriorityQueue that implements a priority queue using a Java array of type int. The constructor of the class should be passed the size of the queue. Each time the add method is called, the value passed to it should be inserted into the array to ensure that the array remains in sorted order. If the array is full when
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A language L is said to be recursively enumerable if: A . There exists a Turing machine that accepts L and halts on all inputs B . There exists a Turing machine that accepts L but may not halt on all inputs C . There exists a finite automaton that accepts L D . L can be described by a regular expression

Without using scipy, perform a box-cox transformation on a Pandas dataframe column in python using lambda values -5 to 5.

Python 3. BST (Binary Search Tree). I keep getting errors whenever i run the program and the unittest, not sure what I did wrong. Really appriciate your help. Here is the program instruction/ outline : https://jpst.it/1iBAj And here is my code : https://jpst.it/1iRx8

QUESTION 10. Part a) What is the difference between POR (Power On Reset) and PUC (Power Up Clear)? Part b) We're looking at a bit in a configuration register and we see it described as: rw-(0). What does (10 points) this mean? Part c) We're looking at a bit in a configuration register and we see it described as: mean? rw-0. What does this
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{Create the following program in Java1} 1. From main, write a loop which asks the customer if they would like to order paint. If so, then ask what color they would like. Next ask how many full gallons of that color paint are needed. You will need an if/else statements here to store red gallons of paint separately from green gallons of paint (2

Question 1 (4 points) Which of these are examples of reasons to prefer reasoning in terms of features rather than in terms of states when addressing a problem? Select all that apply. Question 1 options: 1) The number of features necessary to reason about a system is often many fewer than the number of states in such a system. 2) Features are

Let P(x),Q(x), and R(x) be the statements " x is a clear explanation," " x is satisfactory," and " x is an excuse," respectively. Suppose that the domain for x consists of all English text. Express each of these statements using quantifiers, logical connectives, and P(x),Q(x), and R(x). a) All clear explanations are satisfactory. b) Some excuses
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What do the following commands do? cat (without any arguments) Hint: Ctrl-C to quit a) b) cat file name c) cat file name e) cat >> file_name
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The GigE Ethernet standard is:

Worksheet 1.6 This worksheet focuses on developing your skills at debugging C++ implementations. You will be provided with all the resources you need to complete this worksheet. Task 1: Basic Debugging Tutorial The following tutorial is designed for you to practice some of the basics of debugging. Create a new Console project and replace the

Write a promgram that mimics a calculator. The program should take as input two numbers and an arithmic operation ( + , - , * , or / ) to be performed. It should then output the numbers, the operator, and the result. ( For division if the denominator is zero, output an appropriate message. Some sample outputs follow: 3 + 4 = 7 , 1 3 * 5 = 6 5

Apply run-length encoding on the sequence: AAAAAAAANNMMMMMMMMMMoooPQRRR And find the following: ------------------- 2+1 = 3 i) The encoded text ii) The compression ratio

What configuration should a supply network

I dont know what im doing wrong. please help me i dont understand this at all and its die in 2 hours ew History Bookmarks People Tab Window Help slam Short History Karen AX 8108 Dashboard Gradesco x CS Assignment 4: Computing will * Not Secure cs-people.bu.edu/azs/cs108/assignments/a04.html Chego Tutors On Task 1: Physics for Game Developers 40
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An asset has a value of $1,000,000. In an attack, it is expected to lose 60 percent of its value. An attack is expected to be successful once every ten years. Countermeasure X will cut the amount lost per incident by two-thirds. Counter measure Y will cut the frequency of successful attack in half. Countermeasure X will cost $30,000 per year,

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