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Databases Questions and Answers January 04, 2021

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Plot the following piecewise function in MATLAB 3. Plot the piecewise function 3 ( 73x - 1 on the interval (-10,10)
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C++ please ELET 2300 Programming Assignment # 1 Spring 2018 Due: 3/21 Before 11:50 PM Write a program that operates a currency conversion between US Dollars (USD) and EURO (EUR). Immediately after execution, the program asks the user to select which conversion is desired: Options: : USD-> EUR 2: EUR->USD Please select an option: After selection,
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2. SQL (30 Pts) Based on the following DB: Performers Cname, genre) Nominations (name, category, year, is_winner) Performers Grammy_Nominations genre Rock R&B Rock R&B Rock category New Artist Rock Performance Album of the Year name name year is_winner Coldplay Arizona Shakes Arizona Shakes Frank Ocean Frank Ocean 2013 2013 2013 2013 2013 2009
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1-Design your profile page using html(student) 2-design your consolidated grade sheet (ss attached) use html S.No. Course Code Course Title Course Type Grade Course Distribution
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# Compile our regex search pattern as before. Ensure your expression can account for the location of the match in the string. # note: you can use + to match the character one or more times, use ** for 0 or greater than zero\ pattern =\ count =0 \ #the re.finditer funciton will allow to find all matches iteratively, the function expects the pattern
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Write an assembly program that Generates a random number between 0 and 2 5 5 . Aks the user for input numbers. For every input number, it tells the user if it is too high or low and keeps asking until he / she guesses correctly. Written in NASM
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What are the two versions of Starch?What are the differences between these two versions?What is the purpose of starch?

Question in computer science Please Give Correct answer im preparing please otherwise I will dislike 8 4 .

2 . What is the value of xafter the following statements? int x , y , z ; y = 1 0 z = 3 ; x = y * * z - 3 0 3 1 0 2 7
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4)] In this question we use the cash-in-advance (CIA) constraint and endogenize the labour supply decision. Less than fully confid- ent readers may want to attempt this question after studying the Ramsey model of Chapter 13. The infinitely-lived representative household has a lifetime utility func- tion of the form: A= = Su (C (1),1-L (1) e-pt dt,
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please i need answer in 10 minutes EA = ((A))symbolizes * A-two-level indirect addressing technique B-Register addressing technique C- Direct addressing technique D- None of the answers

( a ) . Generate a pipelined implementation of the simple processor outlined in the figure that minimizes internal fragmentation. Each subblock in the diagram is a primitive unit that cannot be further partitioned into smaller ones. The original functionality must be maintained in the pipelined implementation. Show the diagram of your pipelined

Using the Checklist for Style, revise the following text. Identify 2 or more style problems in the text and suggest ways to improve them to enhance the text readability.

VIDEO CASE IBM Expands Cloud to Daimler IBM Expands Cloud to Daimler Read the case IBM Expands Cloud to Daimler Which of the following is not true? A . Red Hat provides services such as training and support B . Red Hat open - source software tools make it easier for enterprises to work across different platforms and environments C . Red Hat
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1. Given the following recurrence: if n
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which is more secure , su or sudo

Language proofs and logic 2 . 2 5

the primary key of a table is identical to thw primary key of a supertype table

name any 5 of the elements interaction primitivesc thats are involved in executing s task on a computer or phone

(2) Encrypt and decrypt two files prepared in Task 4.1 with AES256CBC encryption algorithm. Make sure to use the "-pass" option so that you don't have to manually type in passphrase. Record the time used for encryption and decryption through the above forms of testing. Fill in the following table. Encryption Algorithm File Size Range File Name

1. Which namespace contains LINQ? System.Text System.Collections.Generic System.Query.Linq System.Linq 2. The output of the following code is ______ static void Main(string[] args) { int[] nums = { 1, 0, 6, -2, -4, 3}; var posNums = from n in nums where n % 2 == 0 select n; foreach (int i in posNums) Console.Write(i + " "); } 1 0 6 -2 -4 3 0 6 -2

The code that always executes, regardless of the occurrence of an exception should be placed in the - - - - - - -

We want to expand the book's 2-bit ALU to 16 bits while leaving it with the same 4 operations (AND, OR, NOT, +). Answer the following (2 points each). a. How many A inputs, B inputs and C outputs will there be? b. How many full adders and half adders will there be? c. How many total OR gates will there be? d. How many selector bits will the

statistics and machine learning Entropy, Gini, Error & Gain calculations Overfitting concepts: what, why, how Generalization errors (pessimistic/optimistic

Which one of the following containment techniques is the strongest possible response to an incident?

What is the output of the following codes? (4 pts) public static void main(String[] args) { int[] a1 = { 1, 2, 3 }; increase(a1); System.out.println(Arrays.toString(a1)); } public static int[] increase(int[] a1) { for (int i = 0; i
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2 Informed Search Node h(n) 70100 80 T100 60 Figure 2: Informed Search. Question 8 (15 pts): (1) Repeat the problem right above with A* search. (2) In addition, show the f(n) value for all nodes expanded (you need this to sort them in the node list). (3)Which one gives a lower cost solution: Greedy best-first or A*? Note: Note that the same node
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?course assessment id- 391 801 &course io--25485 1 &amtertid--1 271 878 1 step-null QUESTION 1 4 points Sawe Answ A Invest in a otro toeduce the expected loss. Riek scceptance Risk mitigation Risk evoidance Do nothing D Buy a conract so that ancther party will cover any laes QUESTION 2 A satary approach to managing riak a tales the samo opproach 5
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Access points generally physically connect to switches via _ _ _ _ _ ports.

4. Let S = {a,b}. Let L be the language corresponding to the regular expression (a + b)(ab+ba)* a) Give three strings in that are pairwise distinguishable with respect to L. Show that they are pairwise distinguishable by providing appropriate distinguishing strings. b) Give two strings in * that are indistinguishable with repect to L (where L is
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(50 pts) Recall the various deadlock detection and prevention algorithms we've discussed in class and consider the following snapshot of a system with five processes (P10, P11, P12, P13, P14) and four resources (R1, R2, R3, R4). R1, R2, R3, and R4 have a total of 6, 7, 14, and 12 resources, respectively. There are no current outstanding queued
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\ table [ [ description , \ table [ [ Does any element ] , [ with z 9 2 match ] , [ the description? ] ] , \ table [ [ If you checked yes, give ] , [ the symbol of an ] , [ element with z 9 2
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algorithms please programing in c language Problem #2 (15 points). (To check your understanding in C pointers) Given the following program in C: main() (char c"ENTER", "NEW", "POINT, "FIRST" char "cp c+CONST_A, ct CONST_B, c+ CONST C, c+ CONST_D char cpp cp; printf("%s", **++cpp): printf("%s", *--*++cpp+3); printf("%s", *cpp[-2]+3); printf("%sin",
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Explain the functionality of the following code fragment. Consider all variables (i.e. cap and capacity) and constants (i.e. CAPACITY) to be of type integer: capacity = (cap > 0) ? cap : CAPACITY;

Suppose that , x and y are boolean variables. Which of these is equivalent to ?

Write a java program to 1. Implement the generic Queue class with the method enqueuer, dequeue, and print. Declare the Node class within the Queue class. 2. Create the ThreadStatistics class to store the count of strings processed and the average length with the needed getters, setters, and override the toString() method. 3. Implement the

Question 4. Let S be the set of binary strings consisting of a (nonempty) block of Os followed by a (nonempty) block of 1s, such that if the block of Os has odd length, then the block of 1s has even length. Let an be the number of strings of length n in S. (a) (b) Find ao, ai,a2, a3 Prove that S = {0)(0)*(1)(1)' \ {0)(00)'{1}(11)'. (c) Show that
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Challenge LAB 2: Carpet Price Calculator (20 Points) The Westfield Carpet Company has asked you to write an application that calculates the price of carpeting. To calculate the price of a carpeting, you multiply the area of the floor (width length) by the price per square foot of carpet. For example, the area of a floor that is 12 feet long and 10

5. For the grammar: sAB | CD C AB | CD 1. Find the generating symbols. Recall, a grammar symbol is generating if there is a deriviation of at least one terminal string, starting with that symbol. 2. Eliminate all useless productions those that contain at least one symbol that is not a generating symbol. 3. In the resulting grammar, eliminate all
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1. Which is a not a one of the 8 primitive data type defined by Java? A int B. double C. char D. String E. boolean 2. Which is possible the output of the following Java code? System.out.println (17/4)/ 49 Penniel P. Wu, PhD (2022) A. 4 B. 4.25 C. 17/4 D. 4.0 E. 3.999999999999999 3. Which is not a correct variable declaration and value assignment
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- Von Neumann's neighborhood. How many one-by-one squares are generated by the algorithm that starts with a single square and on each if its n iterations adds new squares all round the outside? The results for n-0 and n-1 are shown below 2- Give the exact complexity class of the functions: a n/100 nlog n 1000 n b. n log n0og (log n)(2/3)" c
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BNF rules for simple integer arithmetic expressions: expr expr + term | term term term * factor | factor factor (expr ) | number number number digit | digit digit 0|1|2|3|4|5|6|7| 8 | 9 EBNF rules for simple integer arithmetic expressions: expr term { + term } term factor { * factor } factor (expr) | number number digit { digit } digit
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Quiz on Chapter 1 (page 10 of 25) Search Textbd 1.3-7 Packet switching or Circuit-switching? Consider a scenario in which 5 users are being multiplexed over a channel of 10 Mbps. Under the various scenarios below, match the scenario to whether circuit switching or packet switching is better. Each user generates traffic at an average rate of 15
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Analyze the situation and design the required tables Central store is a retail supermarket working 24 hours a day; it contains most of food products. It is deemed important to enhance the system. The manager sent a request to IT Company to explain the benefits of a computerized system. Answer the following: a) Analyze the above scenario and

programs allow you to mix text and graphics to create publications of professional quality. Desktop publishing Spreadsheet Presentation Word processing
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Report types include dynamic and static reports. Question 3 options: 1 ) True 2 ) False

Design an 8086 based system with the following specifications (minimum mode): - 64 Kbyte ROM starting at address F0000H. 128 Kbyte RAM starting at address 40000H. What is the address range of even RAM bank? O a. 40000H - 5FFFFH O b. 40000H - 5FFFEH O c. 40000H - FFFFFH O d. 40001H - 5FFFEH The following figure shows a port address decoder
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Conduct the Brown-Forsythe test to determine whether or not the error variance varies with the level X. Divide the data into the two groups, X 69, and use alpha=.05. I need help writing the Brown-Forsythe test in RStudio and have into broken up into two groups (like the ones listed above). I just need a sample code to go off of so that I can do

Introduction In this assignment you will implement a simulator environment for an automatic vacuum cleaner robot, a set of different reflex - based agent programs, and perform a comparison study for cleaning a single room. Focus on the cleaning phase which starts when the robot is activated and ends when the last dirty square in the room has been

Problem 1. (Module 6) The measured velocity of a moving object is recorded in Table 1. It is desired to estimate the velocity at t= 12 seconds, between the last two data points where there exists a relatively large gap. a) Find the Lagrange interpolating polynomial (P) that goes through all 5 points b) Find the interpolated values at t = 12 by
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Extra Credit A particular pregnancy test is p(mitive 99% of the time whenever the woman is actually pregnant and 5% of the time whenever the woman is not actually pregnant. If on average 78% of women who take this test is prenant, what is the probability that a woman is pregnant given that the test is positive
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please slove this now 3. Write a loop that counts the number of space characters in a string. Recall that the space character is represented as Assume that the variables x and y refer to strings. Write a code segment that prints these strings in alphabetical order. You should assume that they are not equal
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What are two examples of real life case studies in favor of a criminal defense suspect in regards to digital evidence. What was documented, and what role it played in the criminal case in question? Real life scenario to reference..

A drinking water distribution DCS may be designated as Critical Infrastructure. True or False

A network database model can handle multi-parent relationships. Question 6 options: a) True b) False

Question 6: Table 2 below gives the details of students registered in a particular course: [8 marks] S Student, C Course, F Faculty Table 0) ct........... a) The table shown above is susceptible to update anomalies. Provide examples of insertion, deletion, and update anomalies. b) Describe and illustrate the process of normalization for Table 02 .
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What is the difference between Aneka,Google App Engine,Microsoft Azure and Force.com . Please explain with proper diagram and architecture how these four are different in providing Paas(Platform as a Service) in cloud computing ?

1. Given: The long-term record of daily precipitation for Sydney Australia contained in the file "Copy of Sydney_daily_ precip" posted on Canvas. Eind: Use Excel for the following Sort the annual precipitation amount in inches for the entire record from largest to smallest. Prepare a table in Excel showing the year and precipitation amount in
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2. [Random Pivot Selection - 30 Pts] In the algorithm SELECT that we have discussed in chapter 9, input elements are divided into groups of 5. a) Will the algorithm works if they are divided into groups of 7? Prove your claim by arriving at the running time similar to the recurrence we got for group size 5 during the lecture b)Show that SELECT
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urr _ value = int ( input ( ) ) maximum _ number = curr _ value while curr _ value > 0 : if curr _ value > maximum _ number: maximum _ number = curr _ value curr _ value = int ( input ( ) ) print ( f ' Max value: { maximum _ number } ' ) Input 2 3 4 1 2 0

Please help me with this one in python 8.8 LAB: Looping to output range based on increment Write a program whose input is three integers - Output the firat integer and subsequent incrememts based on the scoond integer, as long as the resulting value is less than or equal to the third integer - The values should be output as a liat. - The increment
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5 0/12 points Suppose for each statement below the two lists are fixed as L1=[1, 2, 3); L2=[4, 5, 6] Pick all statements that are True (hint: If you are not sure, you should print out the values of L1, L2 and L after each operation) To generate a list L that stores (1,2,3, [4,5,6]] one can do L=L1.append(L2) To generate a list L that stores
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Consider the following code: for ( i = 0 ; i < 1 0 ; i + + ) { if ( i % 2 = = 0 ) foo 1 ( ) ; if ( i % 2 ! = 0 ) foo 2 ( ) ; } Assume that you use a 1 - bit local predictor for branch prediction. You use a BTB which has a hitrate of 9 0 % . Also, a branch miss - prediction ( assuming instructions are already in BTB ) or BTB miss leads to a penalty

when do erythromelalgia attacks occur and what are common triggers?

Please copy and paste your MATLAB code. I need help!!!! Problem 2: Slider Crank Mechanism The word mechanism has many meanings. In kinematics, a mechanism is a means of transmitting, controlling, or constraining relative movement. Movements which are electrically, magnetically, pneumatically operated are excluded from the concept of mechanism. The
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QUESTION 34 For the function () 13x1, the domain is restricted to the set of nonnegative real numbers and its domain is taken to be the set of nonnogative real numbers is the resulting function invertible? Also determine whether fis one to one and/or onto Onto function Invertible Afunction but not one to one and not onto D One-to-one function Not
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When dealing with memory allocation of Unions in C: - Each member within a union is assigned a unique memory location. O A. True B. False
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To illustrate the difference between Privacy and Security let s look at a simple example. You might share personal information with your bank when you open a checking account. The bank sells some of your information to a marketer. Note: You may have agreed to this in the bank s privacy disclosure. In such a scenario which option defines this

I deleted sensitive data but can someone tell me how can I succesfully make the variables obtained from $_POST compare with the variables like $receptionistFirstRequest or $receptionistLastRequest like it is above after I have clicked 'submit' on a html form and obtained the data from the database and it actually comes out succesful when I put the

Two students are discussing the oil well to the left: Student A: People have found oil in Layer C at other locations because Layer B is an impermeable trap. Since Layer B is above Layer C , I think the oil well will provide lots of oil. Student B: I ' m not sure if layer B is an effective trap. I think that the oil will escape. Which student is
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Write a python program using function alphabetical_order (), which will organize a group of strings defined in a list in the alphabetical order.

Homework 7: Experimental, Quasi-Experimental, and Ex Post Facto Designs Instructions Q1. Factorial designs allow researchers to study the effects of more than one independent variable simultaneously. Why is this advantageous? What information can factorial designs yield that non-factorial designs cannot? Support you answer with IA- related
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please help! /** * This method converts the Arraylist to a string. * * @return Passes a string representation of the list starting with and * each string separated by a comma. */ a github-dassroomlbot)* public string tostring() \{ // ToDo return "
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express the negations of each of these statements so that all negation symbols immediately precede predicates

fill in the blank space for the function mypower(). Make sure that you read carefully the function specifications, i.e. what it takes as input and what it returns von WNP Fill in the blank space for the function myPower(). Make sure that you read carefully the function specifications, i.e. what it takes as input and what it returns. Efunction
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The beacon frame is transmitted by the node periodically true or false

2 . Please draw the state diagram for a DFA that recognizes the language C = { w | the 1 st letter of w is a , and the last letter of w is b } ; here, the alphabet of the language is { a , b } . Also, write the regular expression that represents C . ( 2 0 points )

A _ _ _ _ transmits at high speeds over standard copper telephone wiring. Group of answer choices cable television line dial - up line digital subscriber line cable modem

Statutes or codes depend on principles developed from years of legal tradition and court decisions. Question 1 7 options: True False

Least Slack Process Next (LSPN) is a real-time scheduler for periodic tasks. Slack is the amount of time between when a task would complete if it started now and its next deadline. Thus it can be expressed as: Slack = D t C (1) where D is the deadline time, t is the current time and C is the processor time needed. LSPN selects the task with the

C programing 6. How does the compiler calculate the following condition? if ( alpha || beta && gamma ) Explain your answer. 7. Explain the difference between "A" and 'A' in C source code. 8. Explain in 30 words or less what makes a cohesive function? 9. The following C code checks if color is 4 and if the size is 2, 4, or 6, but it doesn't work.

Assignment Submission Submit the source code file. Submit the P12.txt; this file should contain content generated (outputted) by the program) The purpose of this C++ programming project is to provide more practice in defining classes and to familiarize students with inheritance. In this project we create a new class that inherits the SalesPerson

Rainbow Fish: Your friends ask you to develop a website for their business during dinner at their new restaurant. The web site should include common advertising information like special events, hours, location, social media with reviews, and menu. At some point in the future, they would like to include an ability to make reservations, show daily
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Hello, I need to make a script that will create a scatterplot using seaborn as sns. I already have a script that reads a fasta file and generates a C VS G score and gives me a list of integers. I need to make a graph that will use that given list of integers as a value on Y-AXIS. There are two ways this can be done, I can either write those
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write in Java, please. Directions and Examples Write a method that outputs a hollow square. It must take the length of a side (Integer) and the character to draw the square with (Character). The method must output a hollow square of height "length" using the given character. You must use a method to do this - if you write the code in main, you
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I am not sure how to do this question so I am asking for an idea decribed in pseudo code, not necessarily a solution The following diagram illustrates how 4 parallel processors, P1,P2,P3,P4, can add 8 numbers in 3 steps. A simple parallel algorithm Your task is to design a parallel addition algorithm to evaluate the sum of the alternating harmonic
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An ISBN (International Standard Book Number) identifies a unique publication. An ISBN is ten digits. The first nine digits must be decimal digits (0...9). The tenth digit can be either a decimal digit or the letter X. Three single dashes may be between any of the characters. (i.e., an ISBN number may either have no dashes or exactly three dashes).
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Can someone please check why my code passing all the unit tests. I have written it in NodeJS with JavaScript as a Command Line Application. It is intended to perform the following operations: Here's what I need: implement a simple Toy Robot game. The game initialises with an empty 5 x 5 board with its own coordinate system: the bottom left of the

if you have 2 routers, 2 servers, 2 switches, and 10 PC's. connect all these devices in a way such that the web server has a page www.ExamServer.com can be accessed by all devices on the network
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You are just contacted by a small business called EasyRentals which leases handheld tools and small machinery to customers for small and medium-sized projects such as home renovation, basement construction, fencing, landscaping, etc. The business wants to track products, customers, items customers borrow, vendors, items each vendor supplies, and

recall from the introductory material that the dictionary poker _ info has a lot of useful constants

In this Skills Assessment (SA) you will configure the devices in a small network. You must configure a router, switch and PCs to support both IPv4 and IPv6 connectivity. You will configure security, including SSH, on the router. In addition, you will test and document the network using common CLI commands. Required Resources 1 Router (Cisco 1941

An Online Shopping System is being developed. The system can keep track of sellers, customers, items, orders, transactions, delivery and the relationships between them. Based on the information given in the project description, Identify main actors ( m i n 2 ) and possible important use cases ( m i n 6 ) of the system. Draw a Use Case diagram to
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Jude You're here just in time. I couldn't sleep last night because, just as I lay down, my brain decided to ask me , "Hey, Jude, if our data is stored in so many different tables, how does the relational database know which records are related to each other across tables?" Help! I need to sleep.
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Create a query that determines how many students are registered with each instructor for all of their courses and sections. Include InstructorID, FirstName, LastName and Total Number of Students. Make sure to name the fourth column TotalStudents

Help answering these questions with respect to the code. C++ 1) In what data type can you store something like the problem set name that might be anything from one character to a whole bunch of text? 2) How can you detect that the problem set name is a quoted string? How can you read in the whole thing to a single variable? (Don't worry that the

C++ Help ASAP d) A car with automatic transmission has its auto value set to true. Define a function to print only the ID and the model of the cars in rentList with automatic transmission. The calling function is written as follows: printAuto (rentList); (10 marks)
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R programming, please. Suppose that we are given a divisor and a target count, and we need to find the range of number from 1 that will have the target count of numbers divisible by the divisor. For example. If the divisor is 3 and the target count is 4 , the range is 1 to 12 , as in this range there are 4 numbers divisible by 3, viz. 3,6,9, and
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Givr examples and funvtions of testing and quality asdurance in mobile application for social networking project

Write program in Python to solve the following problem: Smith, John and Murphy 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(heard that the carpenter was out doing some remodeling for the plumber. John has never heard
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