Databases Questions and Answers July 30, 2021

Which of the following is NOT included in the product ATTRIBUTE LEVELS Question 1 Answer a . Add - on Attributes b . Expected Attributes c . Essential Attributes d . Core Benefit

Describe the role of AI in transportation.

write a reflective journal entry that describes what you learned from both the eLearning tutorial and knowledge article?

Show that if A C and B D , then A \ times B C \ times D .

Nam the three main types of cloud computing

For the past decade, Microsoft has been the world leader for office application softwares. Are there any alternative software application currently in the market? How do they compare to Microsoft Office? What does Microsoft Office future looks like? Explain.

What is the purpose of profiling segments using means analysis in cluster analysis?

) Given the following classes, answer the following questions: public classl Animalt private int legs: private boolean hasBrain-true private String eat: public void eato System.out.printin("Eats food !"): public void sleep ) System.out.print ("Animal sleeps!") publie ela Pet extends Animal private int fleas: private boolean hasowner public void

using a python code Super Challenge: Write a program that converts an incorrectly repeated number like CCCC into the proper form of CD Write a program that converts a correctly negated roman numeral into a non-negated incorrect equivalent. For example IV becomes IIII If you can do the first two parts then you are ready to do addition of roman

Question 6 (2 points) Sort the following list using the bubble sort algorithm as discussed in our textbook. Show the list after each iteration of the outer for loop. 46, 48, 16, 25,83,98, 8, 70,5, 62 Question 7 (2 points) Recall the insertion sort algorithm as discussed in this chapter of our textbook. Assume the following list of keys: 30, 20,

Read a 3 - character string from input into variable inputString. Declare a Boolean variable allAlphas and assign allAlphas with true if inputString only contains alphabetic characters. Otherwise, assign allAlphas with false. Ex: If the input is xpk , then allAlphas is assigned with true, so the output is: Good string Ex: If the input is 0 vf ,

write in C++. Write a function string evenDigits(int x); that returns a string object which retains only the even digits (0, 2, 4, 6, 8) of the parameter integer x. For example, the function call evenDigits (2964743) should return a string object with contents "2644"; evenDigits (-689) should return a string object with contents "68";evenDigits

The following equation estimates the average calories burned for a person when exercising, which is based on a scientific journal article ( source ) :Write a program using inputs age ( years ) , weight ( pounds ) , heart rate ( beats per minute ) , and time ( minutes ) , respectively. Output the average calories burned for a person.Output each

The Fibonacci sequence is a series of numbers where each number is the sum of the two preceding numbers. Here's how a Fibonacci series function works: Functionality: The function typically takes an integer n as input, representing the number of elements desired in the Fibonacci sequence. Steps: Base Cases: The function usually defines two base

Write a JAVAFX (GUI, not using swing) program to play TicTacToe. You will be playing with the machine (so the computer will make moves too). Make sure you have an option as to who goes first.

Which type of network is used to connect digltal devices within a city or metropolitan area? WI - FI LAN WAN MAN

Explain the principles of data integrity.

7) (5pts) Use the rules of inference to prove the following argument: ptursqtu(pr)qs

C programming C programming C programming Write a program that reads number of lines and produces the following output: ter number of lines please

Computer science 4 0 . Create a function to reverse a linked list.

What Clear my choice troduction Question 1 7 Not yet answered Allabus troduction to Engineering Points out of 1 . 0 0 P Flag question 4 : Software quirements chering it 5 : Fundamentals of quirements Analysis it 6 : Software Design What considerations should you make when designing a class? Select one: a . Any given class should have a maximum of

which of the following options corrected matches a learning style with one of its characteristics? relationional style

All of the following are characteristics associates with the label of professional excet

there is an error message in my code for 4.45 of the objects first with java 6th edition book

Draw a pipeline diagram utilizing the typical 5 stage IF, ID, EX, MEM, WB MIPS designfor the MIPS code below. Also, shade either the left or right side of each stage if it is reading or writing at that specific clock cycle. Draw arrows from the stages where data is made available, directed to where it is needed. Furthermore, list any data hazards

Please write a program in Java that can do the following tasks: Write a Java program that takes the text file and outputs the results to an output file. There are 4 records in the text file. Print all 4 to the output file and also calculate your monthly payment. Use 10% interest and 12 months. Do not hard code the 10% or 12 months in the program,

For each of the following cost functions: 1. Determine the Big-Oh of the cost functions (L mark) 2. Justify your answer (4 marks) Example: f(n) = 7+ 42n + 13n3 1. f(n) = O(n) 2. Let g(n) = n*. Since non > 1 for all n > 1, f(n) = 7+42n +13n 1. Hence, by the definition of big-Oh, f(n) e O(n). (a) Don't Sweat the Small Stuff: f(n) = 0.0001n" + 1000m2

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Write code to train an AdaBoostRegressor for the scikit-learns Boston house prices dataset. Use the default (hyper)parameters of the AdaBoostRegressor, apply cross-validation, find and display the test score of the model. And Repeat it using SVR(C=100) as the base estimator of the AdaBoostRegressor. Do not scale the features for the SVR. And

This assignment is focused on object oriented programming and inheritance. The problem requires you to create the definitations for the subclass primeFactorizationinherit from a particular class and create a new subclass with the given name. Most of this is created. You need to use the concepts of creating a well-defined class as well. Use the

Draw accurate rate and stock (level) graphs that represent the following equations R stands for Rate Equation and Initial Stock in both cases is 0. - R = 5 + Step (-7,5) + Ramp (-1,10) This equation can be explained as follows : The initial value of the rate from time=0 is 5, at time =5, the rate steps down to 7 and then ramps to 1 at time = 10. -

Can you help me to write HTML code for all questions on "USER STORY" - 4 US01: Seller: Add product to deals User Story ID Priority Story points US01 This is very critical to the application As a seller, I want to put my products on Deals For Today, so that my product sales will increase. Acceptance test criteria Only a seller should be provided

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java project in computer science written work or in word document

Please describe the five 9's concept in network reliability, and why is this important.

Identify if the following statement is True or False: Because of the technical sophistication and flexibility offered by reputed legacy systems can be easily migrated to hardware clouds . Select one : True False

Formal Languages and Automata: The {\it nor} of two languages is nor(L1,L2)={w:w?L1 and w?L2}. Show that the family of regular languages is closed under nor operation.

QUESTION 4 An example of O masquerade O interception O repudiation O inference is an attempt by an unauthorized user to gain access to a system by posing as an authorized user. QUESTION 5 Theprevents or inhibits the normal use or management of communications facilities. O passive attack Otraffic encryption O denial of service O masquerade QUESTION

My homework assignment is telling me to create a red-black tree using the appletviewer on RBTree.html. I can't figure out how to access the applet viewer on my computer. Please provide steps in how to access the red-black tree on the applet viewer. I have Windows 10 64-bit system.

Using Java Programming, create a bank app which MUST the following features: -account creation (admin and user role) and admins must approve users before they can be used -transactions, must support withdrawals and deposits and -must use logging -everything must NOT be in the main method,-data MUST be persisted, -collect data inputs from console

BIG Inc., seeks to enhance application controls and related business processes over purchasing quality goods from suppliers. To achieve this go , an organization would typically implement all of the following except for the following: Question 3 5 options: 1 ) Validity check of supplier number on all purchase orders 2 ) Encrypt customer sales

4. The Domain Nameserver Tree (10 pts) Diagram the domain nameserver tree, depicting all servers necessary to determine the IP address for the following addresses: 1. www.mcgill.ca 2. docs.google.ca 3. scholar.google.com 4. www.cs.mcgill.ca 5. www.google.ca 6. www.facebook.com 7. mobile.facebook.c

Explain how UPGMA uses pair group comparisons with arithmetic means

Create the java application where user can supply parameters which can be used to filter the files shown. At a minimum, those parameters consists of: File name/path search pattern. Wildcard characters supported. Last Date Modified window consisting of a start and/or end date Memo search pattern. Wildcard characters supported.

true or false A primary key is of a database table is selected from the set of candidate keys of that table.

This program is for C. PE_07_04 (Fill Array with Random Numbers): Write a function randomArray that assigns a random set of numbers to an array. The function takes the array by reference, size, lownumber and highnumber as arguments. Your function should fill the array with the random numbers using pointers. Display the array before and after

write out problem 2. Give CFGs for the following languages: over {a,b} : a. L1 = { w | w = a" bm m = 2n } b. L2 = { w w = a" bm m

For xcode app Programming language: C A typical machine has an array of consecutively numbered or addressed memory cells that may be manipulated individually or in contiguous groups. A pointer is a group of cells that can hold an address. The unary operator & gives the address of an object, so the statement assigns the address of C to the variable

a ) What is the purpose of TCP ? b ) Name two things that make TCP reliable

in context of memory management, garbage collection is attempting to prevent your program from running any code that leaks memory??

Explicit customer data is the data inferred from the behaviour of the user.Question 4 options:TrueFalse

If you add the following nodes to a binary search tree in the order they appear ( left - to - right ) : 6 3 4 1 7 1 9 1 6 1 0 2 3 3 what will be the output of a postorder traversal of the resulting tree? Group of answer choices 1 0 1 6 2 3 1 9 1 7 3 4 3 6 6 3 3 4 1 7 1 6 1 0 1 9 2 3 3 6 1 7 1 6 1 0 1 9 2 3 3 4 3 1 0 1 6 2 3 1 9 1 7 3 4 6

For each of the following models, indicate whether it is a linear re - gression model, an intrinsically linear regression model, or neither of these. In the case of an intrinsically linear model, state how it can be expressed in the form of Yi = \ beta 0 + \ beta 1 X 1 i + \ beta 2 X 2 i + . . . + \ beta kXki + i by a suitable transformation. ( a

In an infinite - horizon discounted MDP , there are three states and only one action ; and the MDP dynamics are independent of the action as shown below: At state , with probability the state transits to , i . e . , Then at state , we have which says there is probability we stay in and probability the state transits to . Finally, state is the

In C create a tool in which a user can enter a string (up to 25 characters) and choose how they wish to manipulate the string from a menu your program will display (see the run-through). The program will continue to ask for commands until the user enters the quit command. The commands are: Replace All If a user types replace all using ANY sort of

i Small Basic Use a While... EndWhile loop to make the screensaver continue indefinitely [ 2 ]

Write code that outputs variable numBirds. End with a newline.

In this chapter, the coverage of basic I/O and programmable peripheral interfaces is expanded by examining a technique called interrupt-processed I/O. An interrupt is a hardware-initiated procedure that interrupts whatever program is currently executing. This chapter provides examples and a detailed explanation of the interrupt structure of the

Windows and Linux implement multiple locking mechanisms. Describe the circumstances under which they use spinlocks, mutex locks, semaphores, and condition variables

use info system security to write about the choice of the password

rhoma and sam are neighbors. while rhona was on vacation

n the Classifications of Web Security and Privacy, Web browser security and privacy concerned with web software, including any applications accessible via the Web true or false

1. The 6502 CPU initially had a clock speed of 1MHz. What is the cycle time? 2. We find an old computer, which we know nothing about. We measure the cycle time on an oscilloscope at 140 ms. What is the clock frequency

NTO wants to format links for consumption by Google Analytics 3 6 0 . NTO wants to make sure theydo not have any data which could be considered Personally Identifiable information ( PII ) within theirlinks.Which three values could be used as personalization strings in query string parameters?Choose 3 answers

Write a JavaFX program for a system of add_to_cart. The system must be able to add items, increase or decrease the quantity and give the price. It also need to have the total price of the items bought. It will display the summary of the purchase like a receipt.

Step 2: Build the One-Variable Data Tables Now that the Income Statement is complete, begin to address the questions about the condo rentals and ski lift tickets. Build a one-variable data table based on condo rental days. The initial values for Revenue and Net Income for cells I6 and I7 should be cell references from the income statement. Build a

Even though we dont think about it very often,netowk security is extremely important. A firewall is a component that is used to monitor the incoming and outgoing traffic in a network. They are used to enforce protection in networks. A dedicated firewall for both home and business gives a network a much needed added layer of protection. The

Here is a table customer(custId, orderId, custName, orderDetail, saleDate) The combination of custId and orderId is the primary key. The Fds are as follows custId orderId->custName, orderDetail, saleDate custId->custName orderId->orderDetail This is not in 2NF. Why? Show how to break up the table to create 2NF tables.

how Applications and mobile platform security. help me in a job in 300 words

What do artificial neural networks do to overcome the limitation of the Heaviside step function? Starts sacking the sigmoid function, starts firing the sigmoid function, starts employing the sigmoid function OR starts discharging the sigmoid function

a . Find a route, which starts at the Center and ends at the School, using nearest - neighbor algorithm. In applying the algorithm, show each step and calculate the total distance travelled at every step clearly. Show your route and calculate the total distance travelled with the resulting route. b . Repeat part ( a ) for the case when a route

Formal language a practical introduction Chapter 16

In an If statement, the commands underneath exectue

Given the data requirements, design an Entity-Relationship diagram for the following statements. Show all entities along with minimum and maximum cardinalities. State any necessary assumption, if required. Note: You can upload the ERD image that can be either drawn by hand or online using any tool. Make sure to upload the image within the quiz

type of data structure where all the members of that union share the same memory location

consider the double hashing h(k, i) = (h 1 (k) + ih 2 (k)) mod m. Write efficient pseudocode for Insert(T, k)

EECT 222 Week 5 Lab with counting and interrupts. Spring 2020 Enter this program, compile it and up load to your Arduino Hook up 8 LEDS, through ports 2 - 9 with resistors. Verify this program works: W the setup routine runs once when you press reset: void setup() { // initialize the digital pin as an output. for (int led-2: led 9 led++) {

The frequency of the second most frequent word in the Brown Corpus is that of the most frequent word. The population of the second largest clity in the United States is that of the largest city. The frequency of the fifth most frequent word in the Brown Corpus is that of the most frequent word. The population of the fifth largest city in the

Q 1(a) [6 Marks] i. Starting with Image formation, outline the main stages in a fully integrated Image Processing \& Analysis system. Outline the role of each element. ii. What are the two main classes of image processing operations? Give an example of each. iii. Outline the three key stages of Pattern Recognition using Feature Extraction. Q 1(b)

can you please do this in C++ Assignment: For this assignment you'll be designing a program which can take the input of a decimal number and a numerical base, and convert the decimal number to that base. For example, if given the decimal number seven and the base two, your program should output it as 111 , which is how seven is represented in

Save the current workbook as an Excel workbook with the new name and store the new file in the documents folder

Write a program that prompts the user to enter a directory and displays the number of the files in the directory. Assume that the entry will be a full path (C:\Users\username\Desktop or (/home/user/Desktop). Assume that directories are NOT counted in the count of files, however, the directories should be explored to count the files (this should be

Compare WIDS and WIPS in terms of which will benefit the company more, considering their overall risk tolerance, which was determined earlier.

Produce.h #include #include using namespace std; class Produce { protected: string name, origin; double unitPrice; public: Produce(); Produce(string nameIn, string originIn, double price); void setValues(string nameIn, string originIn, double price); string getName(); string getOrigin(); double getUnitPrice(); double getPrice(double lbs); void

6. In a JFrame and JComponent, draw our solar system. That is, the sun (large, yellow), and the 8 planets. Each planet should lie on a visible ellipse (use some- thing like g2.dra)). The planets might be drawn with something like g2.fill p1)

1. The system shown below (Figure 1) has identical components with unreliability of 0.1. At least two of components 2,3,4 must work for system successful operation, while one of components 6,7, 8 must work for successful operation of the system. It is required to evaluate the overall system reliability. 2. Evaluate the availability of the figure 1

As described in Section 2 1 . 5 of your textbook, it is possible to make the heap sort algorithm more efficient by writing a method that will build a heap in place using the array to be sorted. Implement such a method and rewrite the heap sort algorithm to make use of it . Show test cases for various inputs, including sorted and unsorted inputs.

What is an immersive virtual environment?

I am using Mathematica and I want my for loop to produce tht[1]=tht[[1]][t], tht[2]=tht[[2]][t], ... and so on. but i keep getting an error partd: th[[1]] is greater than the depth. Does anyone know a quick fix to this? My code is below. Thanks. Clear n=4; xt=x[t]; yt=y[t]; dxt=D[xt,t]; dyt=D[yt,t]; For[c=2,c

Consider the SORTING - ALG described below using pseudocode. State the correct loop invariant for the for loop in line 3

Which of these uses a web of trust

a computer that resolves website names to ip addresses for internet traffic

QUESTION 23 The possibility of overwriting the saved frame pointer and return address forms the core of a stack overflow attack. O True O False QUESTION 24 A stack overflow can result in some form of denial-of-service attack on a system. O True O False QUESTION 25 A successful buffer overflow attack results in the loss of the function or service

OBJP4 Exercise 2.6: number Triangle Language/Type: Java basics for loops nested loops Author: Kimberly Todd (on 2016/09/08) Write for loops to produce the following output: 22 333 4444 55555 666666 7777777 Type your solution here: 1 public class numberTriangle { public static void main(String[] args) { for(int i=1; i

What type of formatting makes recovering data from a hard drive impossible once the operation is complete?

#Complete the code below. We've gone ahead and created #variables for the current date and current time. Now, #we want to print date with the format year / month / day , #and the time with the format hour:minute:second.

What do you need to run a program that is only availbale in a windows computer with a different operating system

Which technique encourages the model to provide step - by - step reasoning or a sequence of connected ideas? A . Zero - shot learning B . Chain - of - thought ( CoT ) prompting C . React prompting D . Self - consistency prompting

the above charts, the initial SEQ Number (Seq1) is 2? 1. (2 points) What is Seq2 and Seq3 2. (3 points) What is ACK1, ACK2, Ack3 3. (3 points) What is Seq4 and ACK4

Write MATLAB code for the problem below Calculate the heat loss due to thermal conduction using the formula Q/t= kA(T2-T1)/d where Q is the amount of heat transferred, t is time, k is the thermal conductivity of the material, A is the area, T1 is the temperature on one side of the material, T2 is the temperature on the other side of the material,

Create a C++ program using array that will accept 5 integer numbers as user input. The entered value must be displayed in reverse and then display the total of the five integers.