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Databases Questions and Answers December 04, 2020

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A scalable data warehouse means the following: When more than several hundred terabytes of data needs to be stored, you may need to consider additional data management capabilities such as parallel processing or special indexing to maintain adequate data access and query performance. True False
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netwoks help! Consider the topology shown in Figure 4.20. Denote the three subnets with hosts (starting clockwise at 12:00) as Networks A, B, and C. Denote the subnets without hosts as Networks D, E, and F. a. Assign network addresses to each of these six subnets, with the following constraints: All addresses must be allocated from 214.97.254/23;
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JAVA QUESTION For this assignment you will implement one class, called TV, that models some aspects of the behavior of simple television. A TV has a current channel and volume. The volume level ranges from 0.0 to 1.0. The possible range of channels is determined by two parameters that we will refer to as start and numChannels. In general there
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Digital Logic - Provide the following: Circuit Diagram, Logic Diagram, Truth Table and Formulae (if any) for the following questions. 14 a) Make AND, OR, and NOT gates using only NAND gates. 14 b) Make AND, OR, and NOT gates using only NOR Gates. 14. NAND and NOR are said to be universal gates because each and every gate can be made from these two
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2. Find production rules for the following languages: L1 = L(a*boa), L2 = L(ab) =
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" To achieve authentication and integrity, it is recommended to MAC - then - encrypt Trur or false

Stack properties The first element to be stored in a stack is also the first element removed from the stack. O True O False
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in this module you learned about arrays. you also began learning about implementing arrays and how they can help organize the data in a program. search the web to discover the ten most common user-selected passwords, and store them in an array. draw a flowchart and pseudocode for a program that prompts a user for a password, and continue to prompt

C# char *my_fgets (char *s, int n, FILE *stream) Reads at most one less than the number of characters specified by n, into the array pointed to by s, from the input pointed to by stream. No more characters are read after a newline is encountered or end of file is encountered. The newline if encountered is stored by the array pointed to by s. A

Which of the following is used in Perl? a. else if b. elseif c. elsif d. elif

Software design and implementation is the stage in the software engineering process at which an executable software system is developed. True Or False

2 How does the formatting of the report play a role in Information / Data Transfer between systems and how can the formatting of the report turn data into information?

How to define the [push] method in a linked list to implement a stack? I got this error and tried to fix it dozen times. still won't work...... F# 5. (10 points) Programming Exercise 22 from Chapter 4 of your textbook. Use the class and # method names given in Chapter 4.4 in your digital textbook Eclass sNode: def __init__(self,data): self.data =
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Need Python Code ASAP !!!!!!! Will thumbs up ! need both plz Q14 6 Points Complete the following program with a single statement calling a string method so that the program prints: First: Eric Last: Idte name = "Idle, Eric" print("First:", first) print("Last:" last) Enter a Python statement that could fill in the blank to complete the program:
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You can instantiate (create) a C++ string on the stack like so: string str = "babbaa"; which consists of an array of 6 elements of type char: {'b','a','b','b','a','a'}; You have a C++ string of finite length consisting of only 'a' and 'b's in it. Write the following function to separate all of the 'a' and 'b' in the string so that all 'a' appear

python Problem 3. HR Matters a) Design and implement in a file p3.py a class hierarchy for employees in a startup company. The base class is Employee. This has subclasses Manager, Engineer. Class Manager has a subclass called CEO. Each employee has these: Data attributes: name (string), base salary (float), phone number (string). Make these

A company gives a bonus to employees at the end of the financial year. The bonus rate is of 5% if the employee has earned less than $15000 of salary during the fiscal year. If the employee has earned $15000 or more, the bonus rate is 3%. Develop a solution (analysis: Input, output and formula ) to compute and display the bonus earned by a given

8 How can we use the output of the Floyd-Warshall algorithm to detect the presence of a negativeweight cycle
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*PLEASE provide MATLAB code with commented explanations. *The file needed is included here "http://www.filedropper.com/lighthouse_8" as lighthouse.mat as well as in the instructions *Your time and effort is appreciated. Thank you. The objective of this assignment is to introduce digital images as a signal type for examining the effects of

A dual-edge detector is similar to a rising-edge detector except that the output is asserted for one clock cycle when the input changes from 0 to 1 (i.e., rising edge) and 1 to 0 (i.e., falling edge). A) Design a circuit based on the Moore machine and draw the state diagram. B) Design a circuit based on the Mealy machine and draw the state diagram

A single bit can be used to represent two of the following: Grade on a test integer modulo 2 car's speed light switch

Help me fix this code: BigInteger BigInteger::add ( const BigInteger& N ) const { / / Initializing variables to store the result and carry BigInteger result; int carry = 0 ; / / Creating copies of the List objects to avoid modifying the originals List thisDigits = digits; List NDigits = N . digits; / / Initialize cursors for both BigIntegers

IN PYTHON!! Let's find the longest word in the dictionary, but there's a catch. We want all words that tie the longest word in length, not merely the longest word. Let's store them in a list. The dictionary text file has each line ending with a newline character ' '. As you add the words to the list, we can remove that pesky newline character by

Why is my code not working? Can you check if my function and HTML are correct? The code not working when I click the button Make Me Rich. Here is my HTML: " Make Me Rich Retirement Calculator Clear Deaults Make Me Rich! Year to invest Retirement Fund Lifetime Salary Total saved Earned Interest Age Salary Savings Interest Retirement " Here is my JS

Discuss the JSF life cycle, covering the following topics in your own words: - Restore view - Apply request values - Process validation - Update model values - Invoke application - Render response

An attacker is able to take advantage of a software vulnerability and do unauthorized actions because of a flaw in: A . The application's configuration B . The application's business logic C . The application's speed in executing instructions D . The application's build
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Bluej code: Complete the program below that implement the following requirements The Animal class defines the sound method. This method is an abstract and will be implemented by an animal class. public abstract String sound(); /** Return animal sound */ The Chicken class implements Edible to specify that chickens are edible. When a class
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help for this there is hint and give me screenshot as possible pls PROJECT 1 Fractional Number Class - Frac Total of 30 points The following information, located on Github m03, are provided as a starter. 1. Frach, a complete Frac Class Declaration (the definition is to be complete by you.) 2. testFrac_starter.cpp, a working program with partial
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The following dataframe is called ddf . Which code would return all the values in the Points column? Click all that apply. ddf [ 4 ] , df$Points ddf [ , 5 ] ddf [ , 4 ]
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Need Python Code ASAP !!!!!!! Will thumbs up ! Q11 10 Points Complete the following function so that it prints This email contains spam! when the string argument passed to the function contains the word "spam". def contains_span(s): if print("This email contains spam!") Q11.1 6 Points What expression should fill in the blank to complete the
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Present a numerical solution using python and jupyter notebook. You can use scipy. Please also include a graph. The only thing I want is the code using python and jupyter nb with scipy. The solution is also presented below. Thank you! We suspect that one of the exponential terms (with p = 0) in equation (2.36) will suffice to find how long it
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Database Second Normal Form Scenario: PCC needs to track grades received by students taking courses. So far we have this 1NF relation, with sample data shown. Normalize to 2NF. GRADES ( # GNumber, # CRN, Department, CourseNumber, CourseTitle, GradeOption, Grade, LastAttendDate, Credits ) GNumber CRN Dept CourseNum CourseTitle GradeOpt Grade

Which function can be used to import data from a file into R as a data frame? read.table import load dat read date monar Which of the following is a one-dimensional, homogeneous data structure? matris vector data list
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For this assignment, you will create several spreadsheets in an Excel workbook and demonstrate different functions. Read all the instructions in this module item and view the required tutorials before you begin. If you are familiar with functions used in Excel, you will still want to review these to see what is expected. $3.400 $1.900.000
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The worst case scenario for the Randomized Quick Sort algorithm is much more common than the average case scenario. Question 24 Not yet answered Marked out of 1.00 Select one: O a. False O b. True Flag
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( 1 point ) Note: The notation from this problem is from Understanding Cryptography by Paar and Pelzl. We conduct a known - plaintext attack against an LFSR . Through trial and error we have determined that the number of states is m = 4 . The plaintext given by 1 1 0 0 1 1 0 0 = x 0 x 1 x 2 x 3 x 4 x 5 x 6 x 7 when encrypted by the LFSR produced
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Introduction Write a MIPS program to allow a user to play a simple variation of the game BINGO. Your program should display the following game board and the player wants to choose a location to mark BING 0 A position can be marked by entering its column letter (either B I, CN, G, or CO and row number either 11 2, 3, 4, or 5). An X' should mark the
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Suppose an SVM is given two-dimensional data in which all data for which both x and y are positive belongs to one class, and all data outside of this circle belongs to another. . Does it need a kernel trick, and if yes, what would you suggest (give a formula)? What would be a classifier for this data (with a kernel trick if needed)?

QUESTION 26 What is the disaster level called when operations are disrupted from two to seven days? Catastrophic Major Severe Minor QUESTION 27 What is the disaster level called when a building is destroyed? Catastrophic Severe O Major Minor QUESTION 28 Determining the duration of shutdown is in which section of a basic disaster recovery plan?
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DICE GAME C++ 1. read the number of players from the standard input stream 2. create a dynamic array of player objects. 3. compute outcomes by sorting the player objects - we will discuss sorting the players in class today

For this question, consider the five relation schemas with the primary key underlined: artist ( id , name, status ) work ( id , name, work _ type, price ) gallery ( id , name, location ) exhibition ( id , gallery _ id , start _ date, end _ date ) transaction ( id , buyer, work _ id , date, price, status ) The attributes in artist mean the

) Synthesize logic circuits to realize the following functions as written (i.e. no logic simplification), use any of the gates. 2) Synthesize logic circuits to realize the following functions as written (i.e. no logic simplification), use any of the gates seen in classes: (a) A: (A+B) (b) (A+B+ A. B). A+B - (c) (A+B) A.B.A.B (d) (A+B). A: B+ A.B
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Theres a bird watching competition. Each competitor can claim the birds they spotted first and could identify (recognize their scientific name). They are 10 competitors. Develop a programme that: A) ask the user for the number of birds identified by each competitor and store this data in an arrangement (the number of birds identified by a
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input = Something to adjustdim 1 = floor ( 3 * size ( input , 2 ) / 4 ) ;input = input ( [ dim 1 :end ) ] ; Final Answer this

A smart home system is intended to control the appliances and to protect a house from being burglarized. The system is activated and instructed using voice command. When there is any intrusion is detected after being alarmed, the system triggers the siren and could notify the house owner via phone call. The system can also control the air

Consider the following 1 D cellular automata. Assume the only ON cells are shown (Xs) and that grid is infinite in size. X X Use the above to fill in the Result column of the rule table below. The use the rule table to fill in the missing two generations of the above CA. Left neighbour Current cell Right neighbour Result 0 0 0 0 1 0 1 0 0 1 1 1 0
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4. Every circle has a center and a radius. Given the radius, we can determine the circles area and circumference. Given the center, we can determine its position in the x-y plane. The center of a circle is a point in the x-y plane. Design the class Circle that can store the radius and center of the circle. Because the center is a point in the x-y

Your supervisor has asked you to call the cabling contractor your company uses and make an appointment to install some new twisted - pair cable runs. In addition to asking how many cable runs you need pulled, the contractor asks you if you need plenum or PVC . Under which of the following conditions might the local building code require that a

Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were one penny the first day, two pennies the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2. Display a table showing what the salary is for each day 3. Display the total pay I have

Write the full computation on paper Question : Consider the following 5x5 image patch. Assume that the intensity levels used for the pixels are in the range [0,255] 1 2 3 4 200 200 30 30 200 200 30 30 90 0 200 30 90 100 100 60 90 100 60 40 1 2 3 4 40 20 40 70 40 5. 5 Apply the following filters separately on pixel position (3.2) and find the new
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The NumberGuess class should be a simple program with a GUI. It should contain instructions for a user should guess a number which is randomly generated in the range 1100 inclusive. Your program should contain the following components (use meaningful identifiers): - A Jababl containing instructions for enter a guess. - A JTextField that allows
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DSS primarily address structured problems - true or false

Consider a network of 5 nodes located at following coordinate points: sink(0,0), B(0,2), C(2,0), D(2,2) and E(4,0). Assume the transmission power necessary to reach a node at distance d is a+b*d2 (a and b are constants). What is the least common transmission power necessary to form a connected network topology: 1) star topology centered at the

please implement this method. * Problem 10.62 (a): Let A be an n-by-n matrix of zeros and ones. A submatrix * S of A is any group of contiguous entries that forms a square. Design an *O(n2) algorithm that determines the size of the largest submatrix of ones *in A. ublic class LargestSquareSubmatrix { k * *Returns the size (i.e., side length) of
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how to claculate quick sort and merge sort average time complecity analysis and how to form recurrence relation and solve it in step by step manner

14 points Save QUESTIONS The following table shows telephone area codes in the state of Georgia along with the largest city in each area: Area code Major city 229 Albany 404 Atlanta 470 Atlanta 478 Macon 678 Atlanta 706 Collunbus 762 Columbus 770 Atlanta 912 Savannah Write a switch statement whose controlling expression is the variable area code.
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In a Single team approach, suppose the team size needed for achieving False Positive error rate of 0.01, and achieving False Negative rate of 0.01, is 300. Suppose a decision has been made to use a Cascade approach, so the small teams are trained up. Then suppose the first team has P members; Will the first teams P experts be picked in exactly the

Write a java code that will convert Hex numbers to binary numbers

PHP Help! I am trying to display my name, id, and price results (show at the top) into the built in table but I am only getting the last item. How do I All of the products and rows into the table? Thanks for helping! PHP code:
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For government webpages, the publisher is often which of the following? a . the same agency included in the author element b . the parent agency not included in the author element c . the individual authors who coded the webpage d . the search engine you used to locate the webpage
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Create MY OWN CODEBLUE ASSEMBLEY LANGUAGE PROGRAM to compete and beat against the following: CarpetBomb: ;carpet bombing - put 1's through memory Loop: COPY #1,@MemPtr ;put a 1 at location pointed to by MemPtr ADD #1,MemPtr ;increment the pointer JUMP Loop ;and do it again MemPtr: DATA 1 Simple Relocate: ; simple relocate program COPY #-9,Loc

Data structures and Algorithem 2. Write a C++ program to implement the Binary Search algorithm. How can we improve the running time of binary search? - Best of Luck
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Java: Prepare a program that can create from a class am array for double numbers. Hint: array with elements 1.2, 2.2, 3.2

The data used in EEG - DATA is available in the EEG - DATA database. The size is 2 8 8 2 6 c m in size. Her cell phone number is 1 8 7 6 What you need to do is to plot the 1 8 7 6 1 matrix in the cell in the 5 th row, 3 rd column, with the plot command. this question needs to be answered by using matlap please answer it quickly
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The existence of a cycle in a graph means that this graph cannot be topologically sorted. Select one: a. False O b. True
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Any private key encryption scheme that is chosen - plaintext attack ( CPA ) secure must be computationally indistinguishable ? Question 1 1 Select one: True False

The transition ( running - > blocked ) of a process p is caused by _ _ _ _ _ . a . the OS b . the process p itself c . some other process

Analysis And Design Of Algorithms Question 14 Find the pivot element from the given input [6, 1, 4, 9, 8, 3, 5.2.7. O using median-of-three partitioning method. Not yet answered Marked out of 1.00 P Flag question Select one: O a. 7 b. 9 O c. 6 O d. 8
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20. Is the grammar suitable for top down parsing? Compute FIRST and FOLLOW sets. S --> AbBcCdDeEf A --> ByDz | DA | E B --> Bm | CBA C --> CIEJE D --> DS ED E E --> 2A34DEP
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c++ simpleStack.cc #include "simpleStack.h" void Stack::push(const StackType &d) throw (ContainerFullException) { if (count == STACK_SIZE) throw ContainerFullException("SimpleStack"); data[count] = d; count++; // data[count++] = d; } StackType Stack::pop(void) throw (ContainerEmptyException) { if (!count) throw
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how would the stoies cjarcterize the value of having a safe and secure home

please use python and make sure the code runs and also if you can, can you show the output. thanks Build your "Pythagoras dataset" to include 400 random triangles with sizes from 2cm to 2000cm on each side - Split it into training and test portions using sklearn.model_selection.train_test_split - Scale using std_scaler and figure out how to use a
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What will be the output of the following PHP code ? 1. A. Hello World B. Bye C. Hello worldBye D. Error 2. A. 3 B. 1+2 C. 1.+.2 D. Error 4. A. 3 B. 1+2 C. Error D. 12 5. Which of the following php statement/statements will store 111 in variable num? i) int $num = 111; ii) int mum = 111; iii) $num = 111; iv) 111 = $num; A. Both (i) and (ii) B. All

1. Suppose that in Sherwood Forest, the average radius of a tree is R = 1 m and the average number of trees per unit area is ? = 0.005 m?2. If Robin Hood shoots an arrow in a random direction, how far, on average, will it travel before it strikes a tree? Verify your answer with Monte Carlo computer code. Use any language that you like. Make sure

explain in details with an example the big spenders and low spenders and explain in details with an example the unsupervised l and explain in details with an example the supervised l and explain with an example and explain in details with an example the interpretability and explain in details with an example the inflexible or more restrict and

verilog problem***** Create and simulate a Verilog description for an 8-bit shifter that can shift or rotate left or right by 0, 1, 2, or 3 bit positions. Implement the shifter on your Blackboard, using the eight slide switches for shifter input, eight LEDs for outputs, and the four push buttons to select shifter function. Verify the shifter works

This is an applied Cryptography questions. 1. Explain a public-key-based key exchange protocol 2. What is the main threat to a public-key-based key exchange protocol? Describe the protocol that claims to mitigate this threat. 3. Write the broadcast protocol for the following problems: . I want to broadcast a message in a secure channel open to
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Data mining Q10 Question 10 "What was the sales volume of our City Center branch in Dec 2021?" The above question is best addressed using: A Supervised Learning B) Unsupervised Clustering C) SQL D Visualization Techniques E None of the Above
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1. Find DFAs for the following regular expressions: L = L(a*baa)
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on a plc and profinet system. how can i send inputs and outputs via profinet? i can sent to io cards easy. i have the tcp port to connevt to the device i want to sens the io too. but i dont know how to sent the io bia profinet or even read incoming io. can someone explain simple terms if possible and readable thank you

Microsoft Windows is an example of which component of an information system? It is an application, which is part of the hardware component. It is an operating system, which is part of the software component. It is an operating system, which is part of the hardware component. It is an application, which is part of the software component.
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G3-CA2 Checkpoint 2- Part B 7 - - Identify the type of block. when loudness 10 Sound block O Events block Motion block la ENG 11:19 AM 2/11/2021
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Problem A (1 pt). A technical standard is an established norm or requirement in regards to technical systems Usually, it is described in a formal document that establishes uniform engineering or technical criteria, methods, processes and practices. Often it is established by professional groups or regulatory bodies such as the Institute of
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you have a microsoft 3 6 5 e 5 subscription that has a microsoft exchange online tenant. your companys security department requests that you add the URL

Wrestling announcers introduce wrestlers by reading cards, with text like: " In the red corner, it's ROSIE 'THE RIVETER' MATHIESON!" The corner is in the first phrase. The second phrase has the wrestler's first name, wrestling name, and last name. They're in uppercase, so the announcer remembers to SHOUT. And there's a bang ( ! ) at the end. Write

An Enterprise Social Networking Site in one in which customers can interact with the sales and marketing team of an organization.

I need relationships for this entity relationship diagram I created. Customers Suppliers Orders Products NameTitleAddressCityPhoneCompanyNameTitleWebsiteAddressRegionOrderDateUnitPriceEmployeeIDShipDateShippedviaShipAddressProductNameSupplierIDUnitPriceUnitsinStockUnitsBackordered
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Consider the relation R = {A, B, C, D, E, F, G, H, I, J} and the set of functional dependencies F = {{H, D--A, D-{E, F, G},{H, D, B}-{C, J), H-{I, J}, A-{B, C}}. What is the key for R? Select one: O a. {B, D} O b. (H, D, B} O c. {H, D, A) O d. {H, D)
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CprE 2 8 1 LAB 5 Exctrical AND computri Lab 5 Answer Sheet ENGIN ERING towa statc uwversity Q 2 . Write the verilog code for the 7 - Segment Display Decoder based on the truth table from Q 1 . You only need to write the skeleton code ( i . e , a code which shows only a rough outline and no unnecessary or repetitive details ) below. Need correct
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4. Which of the following problems are in P? Which of the following problems are in NP? Which of the following problems are NP-Hard? Justify your answers. For parts (a) and (b) we reference the problem of graph coloring. A graph coloring is a way of assigning a color to each vertex such that no two adjacent vertices have the same color. A graph is
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using html/css to complete the following code, the code should make the web page look like the examples below, each html file should open the other. Please complete exactly how describes for a thumbs up! Create a prototype web suite for the Indianapolis Food Fair. You and your software development company have bid on a contract worth a lot now,
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reader ) writer( while (TRUE) while (TRUE) , , P (mutex2) writeCount++ if (writeCount1) P (readBlock) P (writeBlock); V (mutex2) P (writeBlock) V (mutexl) V (readBlock) access (resource) V(writeBlock) P (mutex2) access (resource); P (mutexl); readCount-- if (readCount0) writeCount- if (writecount 0) V (writeBlook); V (readB1ock) V (mutex2); V
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2) Primitive variable, string type and create instance of object from class Scanner. import java.util.Scanner; public class ValueChecker public static void main(String[] args) { Scanner in - new Scanner(System.in); int value - @; System.out.println("Enter a number: "); value - in.nextInt(); if( value -- 7) ( System.out.println("That's Lucky!"); }
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How many lines are in the file / etc / hosts ? ( Please include the command and the output )

Solutions containing text, graphs, diagrams, or charts, copied from any external sowice and pasted in the same fom violate the Chegg Hooor Code. a ) True. Plagiarism is bot allowed in Chegg. b ) Falio. Diagrams are allowed to be eopied froan extemal sources. c ) Falie. Solution can be copied frem external soures and pasted. d ) Othen:
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Write the SQL statement to list the Supplier ID of all Products which have Units in Stock from the Northwind database

Let us see an example of explicit downward casting and what can happen main method per the following requirement s : a ) declare a variable 1 1 of type l ong with a value of 9 0 0 0 0 0 0 b ) declare another variable 1 2 of type int with a value of 9 0 0 0 0 0 0 c ) print both values with the appropriate labels d ) now declare a variable sl 1 of
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Sunrise is a 300-bed general hospital located in northeastern New York. The last couple of months have been very stressful for its nursing personnel because of an increased volume of patients after the closing of its nearby competitor. The hospital acquired all its competitors workload and saw a significant rise in profit. The associate managers

Machine learning algorithms that work with data that cannot fit into a single machine's memory are called

Which of the following are some of the questions asked during the preparation phase of the forensics examination process? Select 3 correct answer ( s ) Question 1 options: examination scope examination purpose identify corrupted files

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