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Databases Questions and Answers September 19, 2020

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Using Visual Basic Create an application that displays a monthly payment on a loan. The application should also display the amount applied to the loan's principal each month and the amount that represents interest. Use the following names for the solution and project, respectively: Loan Solution and Loan Project. Save the solution in the
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Calculate all cells in green Customer Sales Asset Value Credit Score How many customers do we have Customer 1 $343,916.00 $959,920.00 4.1 Highest asset value Customer 2 $275,394.00 $1,040,339.00 1.4 Lowest sales amount Customer 3 $256,331.00 $1,008,433.00 1.7 Average asset value Customer 4 $431,027.00 $959,975.00 1.1 Total sales Customer 5

1- Define the vector v=[5 4 3 2]. Then use the vector in a mathematical expression to create the following vectors: a = 1 1 1 1 5+5 4+4 3+3 2+2 b = les e4 e3e2 5 14 13 12 2- Use the eye and fliprl functions to create the matrix so 0 1] 0 1 0 11 0 0 3-Explain the error in the following calculation involving the array operator * : >> u=0.3; >>>
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Predicate Logic Question 01 p (X,Y) is a predicate that returns True if X Y, where X and Y are two primes False otherwise. a What is a possible domain for X and Y? b. Find a ground atomic formula for p (X, Y) when X 17 c. Find a ground atomic formula for p (X, Y) when Y 2. d. Find a ground atomic formula for p (X, Y) when Y 3. Answer: a X and Y
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Given the vertex pairs associated to the edges of an undirected graph, find the degree of each vertex . how to code

DONT COPY OTHER SOLUTIONS General Description : You are to create an 8-to-1 MUX using 7 instances of the Xilinx 2-to-1 MUX module named (M2_1) in the library of parts. You design will have eight data inputs, one bit each (d7d0). There will be one output, also being 1-bit (y). The MUX is to be created using ONLY 2-to-1 MUXs, having two data inputs
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PLEASE DON'T JUST WRITE THE FOLLOWING ANSWER; WRITE FULL PROPER CODE Y->next = X->next; X->next = Y; Question 1. [5 pts] Suppose that you're given the head pointer H to a singly-linked list, and a pointer X to one of the nodes in the list. You're now given a pointer to a new node Y. Write a C++ code to insert Y into the given linked list, just
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2. (4 points) Fill in the blanks below to create a static method that takes as parameters two integers representing the base b and height h of a triangle and computes and returns the area of the triangle as a real number (i.e., one that could have a fractional part). (Recall: The area of a triangle is the product of its base and height, divided by
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please code in python Part III: Create a Business Card (20 points) Write a function business card (), which takes a single argument contact info that contains the contact information for a person. After validating the format of the argument, the function creates a new string that reformats the input in a particular way (described later). CSE 101
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Write a script lumen.m that will calculate and print the luminosity L of a star in Watts. The luminosity L is given by L = 4 pi d^2 b where d is the distance from the sun in meters, and b is the brightness in Watts/meters squared. Here is an example of executing the script: > > lumen This script will calculate the When prompted, enter the star's
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Define f: [0, infinity) rightarrow [0, 1) by f(x) = x/1 + x. Prove that f is a correspondence and find its inverse. Recall that R denotes the set of real numbers and define a function f: R rightarrow R by f(x) = 2x + 7. Show that f is invertible by explicitly giving a furmula for the inverse map g and showing that x R, (f g) (x) = x and (g f) (x)
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Runge's phenomenon and aliasing Two major concerns in polynomial interpolation are Runge's phenomenon and aliasing. Runge's phenomenon describes oscillations of the interpolant near the boundaries. Aliasing refers to lower degree polynomials pretending to be higher degree polynomials. In this report you will investigate the effects of both issues
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The goal of this program is to simulate the C heap manager which is used to allocate and deallocate dynamic memory. Below are codes that I have completed. Use to complete the code for MemoryManager.cpp. The only one needed to be editted is MemoryManager.cpp. Blockdata.cpp #include "blockdata.h" #include using namespace std;

Consider the expression = Give the corresponding 2-addresses instructions code to calculate the above expression.

Question: Write an algorithm and python program that will ask the user to enter occupation, member status, registration time, attendance type and the number of attendants and show detailed information of the attendant and his / her registration fee of all cases. The registration fee of a non - student non - member attendant who registers on time (

consider a completely connected network of N nodes. At time 0 a cat resides on node N and a mouse on node 1 . During one time unit, the cat chooses a random node uniformly from the remaining N - 1 nodes and moves to it .

Why is conflict and tension important to a story?

Need help with the following... Any and all help appreciated thanks!:) main.cpp M' Console Shell Markdown 1 #include Preview of README.md 2 3 Fix the source code on the left to 4 5 6 // A linked list node class Node { int data; Node *next; /* Your solution goes here */ }; 1. Add a default constructor and a constructor that takes the data for a
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From which interface ( s ) is the SSH Server accessible?

## ---------------------------- ## ## ## sample_student.py ## import numpy as np #It's kk to import whatever you want from the local util module if you would like: #from util.X import ... def classify(im): ''' Example submission for coding challenge. Args: im (nxmx3) unsigned 8-bit color image Returns: One of three strings: 'brick', 'ball', or
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The k - nearest - neighbors algorithm is limited to two predictor variables.

In python please: Write a function that takes as input two strings - username and password and returns True if they match a username and password combination in a password file and False otherwise. The password file is called passwd.txt and the username and passwords are stored one pair to a line and each pair of username and password is separated

Question 35 Wildcard metacharacters work similarly to regular expressions in that they are used to match characters, yet there are many differences. Which one of the following statements is not true? A. Wildcard metacharacters are interpreted by the shell, whereas regular expressions are interpreted by a text tool program. B. Wildcard

Write a C + + program that takes a string containing a full name and outputs each part of the anme separately. The name should be in the form of first, middle, and last name, separated from each other by a single space. For example, if the string contains, "John Jacob Schmidt" then the program would output: First name: John Middle name: Jacob Last

explain Q6. What is the smallest negative number you can represent in 8 bits 2 's complement fixed-point integer? Write it in binary. Answer 1: 10000000=128
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Which of the following are legal variable names? C + +

Open the Sales Data worksheet, insert a pivot table on a new worksheet, and rename the worksheet PivotTable . Name the Pivot Table Average Sales Price. Display the cities in the first row of the PivotTable, selling agents in the first column, and asking and selling prices in additional columns.

Prove or disapprove the time complexity guess for each of the following recurrences using the subsitution method. (using induction) T(n) = T(n 1) + T( n 2 ) + n is O(n2^n)

If a language supports an implicit variable declaration, does it mean that the language is dynamically typed? If not, prove that an implicit variable declaration does not mean that a language is dynamically typed. Assume that the below statement is written in C. What is a value that variable testVar has? (Assume that it uses C with the version

Can you use only printf for all printings (Using Arrays) Sum the elements of a 3 * 2 matrix row-by-row Write a method that returns the sum of all elements in a specified column using this method header - public static double sumColumn( double [ ] [ ] matrix, int columnIndex) Sample dialogue: Enter a three by two matrix, row by row - 12 7 22.2 6 4

This is the question and i need to fill this code according to solve the question: import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import java.util.concurrent.Semaphore; public class Test { public static void main(String [] args) { ExecutorService executorService = Executors.newCachedThreadPool(); ReadWriteLock
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urgent solution required!! Data Structures and Algorithms: Q1. Answer the following questions in maximum two lines. i) Why there are three traversals of BST? ii) What is the purpose of adding dummy head node in TBST? iii) What are the two rules of moving operators from stack to postfix during infix to postfix conversion? iv)What does frequency of

matlab 1) Create a row array heightsus by converting each heightsMetric element to inches. The conversion is inches = meters * 39.3701. heightsus heights Metric*39.3701 Check Show answer 2) Complete the statement that increases each element in heightsMetric by 10%, by multiplying each element by 1.1. heightsMetric Check Show answer 3) Assign
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Suppose you are given a coin for which the probability of heads, say p , is unknown . How can you use this coin to generate unbiased, i.e., Pr[H] = Pr[T] = 1/2, coin flips? Give an algorithm for which the expected number of flips of the biased coin for extracting one unbiased coin flip is no more than 1/[ p (1 p )]. 1. Describe your algorithm in

Internal computer registers that store data are often connected to the computer data bus lines by: a) Totem-pole output devices. b) Tri-state buffers. c) Open-collector devices. d) Quad input AND gates.

#5.17) Please double each velocity, then solve using Simpson's 1/3 Rule. Thank you. Given that V(0-0, calculate the object velocity at t = 8.0 secs. Use son's rule(s) 8.0 120.00 imp- 5.17 Consider the following velocity data as a function of time t, secs V, ft/sec 1.39 3.30 5.55 8.05 13.6 19.8 26.4 33.3 8 10 12 Determine the displacement between t
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If x is a placeholder for the elements in the domain of a function, then x is called the variable or ' { Select ] If y is a placeholder for the elements in the range, then y is called the [ Select ] variable or [ Select ]
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1 1 . Given the following pseudocode, assume the sequence of input numbers is: 4 , 5 , - 1 , 2 , - 4 , - 2 , 6 , 8 . ( Note: The program may not read all these numbers ) . Set sum to 0 Set count to 1 WHILE ( count < = 4 ) Read number Set sum to sum + number Increment count Write "Sum is " + sum [ 4 ] Trace the program by writing the values of

CLAFLIN UNIVERSITY CSCI 237 DATA STRUCTURES AND ALGORITHMS TEST3 -FALL 2017 (01, Q2,Q3,Q4 each 25 points) Name Given the following graph determine (co2) the node traversal order for (a) DFS, using stack data structure; (b) BFS, using queue data structure Sow step by step solution for each, DFS and BFS
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This project makes use of concepts and statements that we have covered recently. This program simulates a POS (Point of Sale) system for an Asian Restaurant. The customer chooses their Entre (Main Dish) and optionally a Starter course and a beverage. The program will compute the order total. The program also keeps a running total of all orders
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write this program in simple java launguge using arrays Write a program that uses four arrays in parallel to store information about clients in a veterinary clinic. To save time with data entry, the clinic will have only five clients. Array of String that holds clients names. Array of int that holds clients ID numbers, Array of int that holds

Consider the following relational schema. Enroll(SIN: Integer, CID: String, Term: String, Grade: Integer); Teaches(CID: String, Term: String, InstructorSIN: Integer); Note: in the above relations, "SIN" stands for Social Insurance Number, and thus is a unique identifier for any person associated with the university (whether student, instructor, or
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Write a program that displays the multiplication table of a given size. First, your program should ask the user about the size (height and weight are equal, so one number should be enough). If the size is greater than 20, the program should print the message: "Matrix too big." Then it should allocate a matrix and fill this matrix with appropriate

What is the result of ANDing the binary value with the mask below? 01100111 binary value 00000000 mask

One of the web applications countermeasures to broken authentication and session management is to use ______ for all authenticated parts of the application.

write in your own words no plagiarism please Write a report explaining following using examples; a) Network Segmaentation b) Benefits of Network Segmentation c) What is a Broadcast and Collision Domains d) How different network devices helps managing Broadcast and Collision Domains
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How many address lines are there required for the Flash Memory?There are . address lines for the Flash Memory

Computational cost of computing a matrix determinant (note: flops = floating point operations) (a) Determine the number of floating point operations required for calculating the determinant of an n x n matrix using a straightforward implementation of the recursive definition of the determinant. Y ou can combine additions and multipli cations.
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in an html document the level one heading should contain

Project Challenge: Algebra Teacher The math teacher at Garfield High School, Mr. Escalante, is looking for new ways to help his students learn algebra. They are currently studying the line equation ( y = m * x + b ). Mr. Escalante wants to be able to give his students a phone app that they can use to study for the midterm exam. This is what he'd
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Which of the following is a valid function prototype of the following function: void functint arrd int n , double "pavg, int Elargest ) int sum = 0 , for ( int n | | = 0 , 4 1 sum + " arrii
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What segment of memory does strcpy ( ) function use to copy strings? Group of answer choices BSS segment Heap Stack Data segment

Chapter 4 Route Time Assume a route between two points has several segments. Each segment has a distance and estimated speed. Write a program to determine the total time for the route. For this program, prompt the user for the number of segments, and then use a for statement to loop over each segment, prompting the user for the distance and
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Im tyring to print the line "inc 2 5 = 2 6 " using a subroutine. I want to make it as general as possible so that any integer passed in the data segment can also be printed out. using x 8 6 - 6 4

Express the Caesar encryption and decryption algorithms using mathematical notation.

Java Programming Given a string return the first character in the string if it contains more than 4 characters, and the last character otherwise. firstOrLastChar("kwk")- k firstOrLastChar("gals") 's' firstOrLastCharCuocrws")-'u' For example: Test Result System.out.println(firstorLastchar("qug"))g
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How many binary digits ( bits ) does a Byte have?

JUN object produced by the following code Ellding index to a collection name value par tor (vari 0; k100000; i++ db.users.insert (["username"."user"+i, "createDate:new Datei ynamoDB O What are the data types supported by Dynamobs o What is the maximum partition size in DynamoDB O What action does DynamoDB take if a partition exceeds its maximum s
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7 If we implement heap as min-heap, deleting root node (value 1) from the heap. What would be the values of the children of the root node after heapfy if leaf node (value 100) is chosen to replace the root at start. 17 19 36 25 100 a) 3 and 19 b) 3 and 17 C) 2 and 7 d) 2 and 100 Bo brak
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Marks Class Activity Student Name: Student ID: Section: 1- Create the following tables. | Actor Actor ID Number First name Char Last name Char Num of films Number PK FK Film Actor |Film ID Number Actor ID Number Title Char Release year Number Note: - Please add your answers to this file as print screens from SQL and save it as pdf then submit
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prove one time pad is perfectly secure

Give a regular grammar that generates the set of strings over {a, b} in which the number of as is divisible by 3.

Calculating the Factorial of a Number In mathematics, the notation n! represents the factorial of the nonnegative integer n. The factorial of n is the product of all the nonnegative integers from 1 up through n. For example: 7! = 1 x 2 x 3 x 4 x 5 x 6 x 7 = 5,040 and 4! = 1 x 2 x 3 x 4 = 24 Design a program, NOT IN Python (CREATE A FLOWCHART in

Spring REST What does it mean by publishing A rest service in spring Pick ONE OR MORE Options publishing an applicationDs data as Json over a REST service publishing an application's data as XML over a REST Service Sharing Database within two microservices using Spring DAO All of the mentioned
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role of artifical intelligence in security

Program 3 , Square , will implement a data type Square that represents squares with the x and y coordinates of their upper-left corners and the length. The API should be as follows. Square(double x, double y, double length) //constructor double area() //returns the area of the square double perimeter() //returns the perimeter of the square boolean

In functional programming languages, race conditions cannot occur

When merging relations, the view integratjon provpem that aries as a result of a single attribute name being jsed for 2 + dofferent attribjtes is known as a

Grid computing allows disparate hardware resources across a network to act as a virtual single system. Group of answer choices True False

SWIFT 1. for loop printing out the 7 times table "1*7 = upto and including 12 2. for in loop that prints hello to 5 of your friends 3. A while loop that welcomes students in the class while the number is equal to the number of students present in todays class Advanced 4. Print the nine times table using a loop but break if the answer is divisible
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2 0 . Write a menu - driven program that allows the user to make transactions to a savings account. Assume that the account initially has a balance of $ 1 , 0 0 0 . Hint: use while and break Options a . Make a deposit. b . Make a withdrawal. c . Obtain balanced d . Exit Program flow a . Input: select the deposit option, enter 5 0 0 b . Output:

Read the text below what are some constructive critism and helpful comments that can be given on this written article based on the reference? In the DIT8020 Research in business class u1D1 asks us to discuss four topics related to this weeks assignment. The first question is 1) What is the researcher's justification for reviewing the peer-reviewed

C++ inheritance program: Create a Vehicle class that uses two protected data members to store the fuel capacity and average fuel consumption. The Vehicle class should also have the following member functions: A constructor with arguments to initialize data members A function that computes and returns the distance that can be travelled on a full

Write a statement that outputs variable numNotebooks as follows. End with a newline. There are 10 notebooks. Note: Whitespace (blank spaces /blank lines) matters, make sure your whitespace exactly matches the expected output 1 public class Variable0utput 2 public static void main (Stringargs) int numNotebooks; 4 numNotebooks 10; 1/ Program will be
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//////////////////////// Please help Thanks/////////////////////////// *****************Discuss where two and multidimensional arrays are useful. *****************Give at least one example where you would implement multidimensional arrays in your program. +++++++ Please answer both questions +++++++

In Multisim, design a 7-bit SIPO shift register that reads input A. The last 7 values read from input A must be clearly visible using LED indicators. The LEDs must be neatly arranged so that the 7-bit binary number is easily readable
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Using the same multiple level queue from the previous exercise is a job needs 130 ms to run to completion, how many times will the jo be interrupted and on which queue will it finish its execution? Does it matter if there are other jobs in the system?

Use the newest SPEC benchmark as an example, answer the following questions: (1) Why do we need benchmark for CPU/processor performance evaluation? (2) What programs are used by the most current SPEC benchmark to evaluate integer and floating-point performance?

You cannot change the order of the columns to be displayed in query results. True False

Troubleshooting Access Denied Errors One of your users was recently issued a new Windows 10 computer configured by a new administrator in your department. The user reports she received an access denied message while viewing her disk properties using the Disk Management tool. The message was as follows: You do not have access rights to Logical Disk

please solve it without using matlab or programing
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I have this when I submit it, how do I fix my code so that the yellow area goes away? Given main(), define a Course base class with methods to set and get the courseNumber and course Title. Also define a derived class Offered Course with methods to set and get instructorName, term, and classTime. Ex. If the input is: ECE287 Digital Systems Design
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Graphs & greedy algorithms By modifying the breadth first search algorithm in 4.1 of L4 (note that we have a different problem here. A simple copy will not work.), write ONE algorithm in the format used in class to solve the following problem: Given a graph (V, E) and a starting node v, print the nodes of the graph in a breath first manner with
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4. Sheikh Chilly has just bought the latest Turing Machine model TM202x for mining cryptpcur- rency. Unfortunately his machine does not come with an ubounded memory tape. Instead, his machine has access to two unbounded stacks. Help Sheikh Chilly out by showing him at a high level how to simulate a normal TM using his TM202x. 4. Sheikh Chilly has
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Plz ask for Q1-3 I will give thumb up Questions R(S) Y(s) Gp(s) + Figure 1: A negative feedback system Consider a negative feedback system shown in Fig. 1. Suppose 1 G,(s) 8 +s Ge(s) = K S + 10 where K varies from 0 to infinity. Please analyze the closed loop system by method of 1. root locus. (a) (40 %) Please draw the root locus of the the
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Every computer or device emits some level of radiation. True False
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1) A group of magnetic fore lines going from the north pole of a magnet to the south pole is called1) A) force energy C) electromagnetism B) magnetic flux D) permeability 2) A Faradays Law demonstration set up with a stationary magnet and coil is shown. Why is the 2)B voltage display showing zero? A) The magnet is small C) The coil has less number
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What type of scenario would be best served by using a Platform as a Service ( PaaS ) cloud model? A group of developers needs access to multiple operating systems and the runtime libraries that the OS provides. An organization wishes to gain access to applications through an online user interface, while maintaining compatibility across operating
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Code Coverage: Consider the following code (expressed as a control-flow graph) for computing the greatest common denominator (GCD) of integers x and y: The inputs to this code are the x and y values read in statement 1 and 2, so any (x,y) pair constitutes a possible test case. (a) If x is fixed at 6, then what is the smallest possible positive
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5 . Consider the following declaration: intarr new int [ 5 ] [ 6 Which of the following is an object? A . arr B . arr [ 0 ] 0 ] C . arr [ 0 ] [ 0 ] * 2 D . arr.length E . arr [ arr . length - 1 ] [ arr . length - 1

PYTHON Write a function named word_chain that accepts two string parameters, the first representing an input filename and the second representing a starting word, and that produces a random "word chain" starting from the given word For this problem let's define a "word chain" as a sequence of words where the last two letters of the current word
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Please Help. Thank you. 1. Answer the following short questions about HCS12 interrupts. The HCS12 has several interrupt sources, almost all of which can be controlled via the I flag in the condition-code register. a. i. Is the I flag active-high or active-low? That is, which state of the I flag indicates that interrupts are enabled? Which single
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Chapter 9 programming exercise 8 Name and Email Addresses Write a program that keeps names and email addresses in a dictionary as key-value pairs. The program should display a menu that lets the user look up a person's email address, add a new name and email address, change an existing email address, and delete an existing name and email address.

Create an abstract class named Game with the following attributes: game _ ID ( int ) , game _ Genre ( String ) , game _ Specs ( ArrayList of type Game _ Specs ) and game _ Price ( double ) , where the game _ ID is a unique identifier that starts from the value ( your _ student _ id ) and autoincrements with each creation of a new child object of

Problem 1 [20pts]: Assuming 1000 4GHz machines can crack 2 40 keys per second. How many years would it take to try all possibilities of 64 bit encryption? How many years would it take to try all possibilities of 128 bit encryption?

c++ program: Visual Studio/XCode program Create a Point2D class. It should have the fields x and y, a default constructor that puts the point at the origin and a constructor with arguments which puts the point at the given coordinate. It should have getters and setters for x and y, and four more member functions: moveHorizontally which takes a

A customer brought a bottle of wine to have with their dinner at a BYOW ( Bring You conditions can the restaurant allow the customer to remove the remaining wine fror The bottle is securely closed. The wine is homemade. The revaurant cannot allow the remaining wine to be removed from the premise The customer is not intoxicated.
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These are part of same problem. Please solve all faster properly. I do not need that much details. just make sure the right answer.. I just need the correct answer. You can use shortcuts but please give solve as fast as possible. I am running Out of time. PLEASE DO SUPERFASTLY Question: 3. [8] a) Remember this readers-writers synchronization
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1. Which of the following is the best way to check if a boolean variable named correct is false? A. correct == false B. !correct C. correct != true D. (correct == true) == false 2. Which of the following is equivalent to x >= 1 && x 10) B. !(x < 1 && x > 10) C. !(x = 10) D. !(x > 1 || x < 10) 3. Let's say you have a puzzle (the classic version,

(c) Justify which scheduling mechanism can be best described for the following statements. Assuming the packet with different alphabets is from different sources. (1) Packets X, Y and Z are given the same level of priority which arrived from different senders. [2 marks] (ii) Packets X and Y having the lowest class are sent alternatively between
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