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Databases Questions and Answers January 25, 2021

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Analyze the time complexity of the recursive Fibonacci algorithm in M3. Assignment 1 in terms of how many lines of code will be executed. Look very carefully at your recursive code. If you use an n of 5, how many lines of code will be executed? Create a binary tree that stores your calls. How many calls will each internal node make? How many

3. Insertion sort can be expressed recursively, where in order to sort an array A[1.....n], we recursively sort All..... - 11 and then insert An into the sorted array All....,-1). What is the recurrence equation for this nlgorith? 3. Insertion sort can be expressed recursively, where in order to sort an array A1,...,n), we recursively sort
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Given that the time to read data off a 7 2 0 0 - rpm disk will be roughly 7 5 %

PathsGraphInput.txt: 4 0 1 1 0 1 1 1 1 1 0 0 0 1 1 0 1 6 0 1 0 1 1 0 1 0 0 1 1 0 0 0 1 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 1 3 0 1 1 1 0 1 1 1 0 The diagram below is an example of a directed graph. Each edge has an arrow denoting its direction. Node B is considered adjacent to node A if there is a directed edge from A to B. A will only be
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PERL syntax/programming 1. Using Moose, write a simple RestrictionEnzyme class. Object attributes should include (but not be limited to) name, manufacturer, and recognition sequence. The class should also have a cut_dna object method that takes a sequence as an argument and returns an array of digested DNA fragments AND 2. Write the same class as

Level 1 Ticket 1 : Assignee: Open Raised by: Bill Yoshida, Accounting, 1 2 min ago Category: Printing / Peripherals Priority: Med Message: I just tried to print an important color document - the marketing budget proposal supporting the new designs to debut just prior to the Oscars in Los Angeles. It keeps smearing, and I have blue toner all over

JAVA:::: binarySearch method in the Arrays class. Modify the getStudentId method in the GradeBook class so that it uses the binarySearch method instead. Take note that there are many overloads of the binarySearch method. We are only interested in the method that takes an Object[] as its parameter. For now, consider that String[] can take the place

C++ Language: write a function that accepts an array of integers and its size as arguments. The function should create a new array that is of half size the argument array (round up the fraction if the size of the argument array is odd). The value of the first element (Element 0) of the new array should be the sum of the first two elements of the

Write a function named as "build profile' for building a dictionary containing everything we know about a student. This function has three parameters, the first parameter describes the student's ID, the second parameter describes the student's school with a default setting value as ZJUT, the third parameter is an arbitrary argument that can accept

Compter le nombre doccurrences d'un lment dans une matrice Create a function that takes an array and an integer v, and returns the number of v occurrences in the array. Add a variable Nsteps to count how many times the loops have executed and display that information in a message. The main program must take an array / list 2D, call the function,

. Let A={a n b n c n | n ? 0 }. Is A a regular language? Is A a context free language? Is A Turing recognizable? Is A Turing decidable?

How would you define a computer network? What is a network bandwidth? What is a Network Interface Card (NIC)? List three types of media used in a network

Need help trying to fix my C# code please! The following is the assignment question: Write a console app called CollectPossumSizes that continuously prompts the user to enter sizes of possums (in inches) until the sentinel value of 0 is entered. You must use a loop to get these possum sizes from the user. As you get each possum size, count it and

What two great questions did the pre - Socratics address?

JavaScript / / Cumulative sum of an array / / Given an array of length N , returns a new array of length N with the cumulative ( running ) sum / / e . g . cumulative _ sum ( [ 1 , 2 , 3 , 4 ] ) = > [ 1 , 3 , 6 , 1 0 ] function cumulative _ sum ( arr ) { let arr _ sum = 1 ] : for ( let i = 0 ; i < arr. length; i + + ) { if i = = 0 ) 1 arr _ sum.

Question: 1 A Special Number is a number when the sum of the factorial of digits is equal to the original number (given number). For example, 145 is a Special Number because 145 = 1! + 4! + 5!. Your task is to write a Python code that takes some numbers as user input (separated by a comma) in a single line and groups the Special & Non-Special

b) Given the details of ticket charges in table 1 and table 2 for both Water and Amusement Parks below: Package Cost(RM) Fastastic 75.00 Wonderful 50.00 Table 1 Details of ticket charges for Water Park Category Cost(RM) Adult 40.00 Child/Senior Citizen 25.00 Table 2 Details of ticket charges for Amusement Park Write methods named calcharges () to
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Python problem. #python its super urgent, help me guys. As soon As possible.i will be forever grateful to you. Question-1: Take two lists from the user (elements of the lists separated by space) of the same size. The first list will contain some names and the second list will contain roll numbers. Your job is to assign each name a roll number from

What is the appropriate sequence for the elements in a SQL query clause that displays the rows returned in a particular order? Oa. a. command, major sort key followed by operator (if any), minor sort key followed by operator (if any) Ob. b. command, secondary sort key followed by operator (if any), primary sort key followed by operator (if any)
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Given a full binary tree with n internal nodes, how many leaf nodes does it have?Pick ONE optionn + 1 2 n + 1 n - 1 n 2 Clear Selection

what is the matlab code to complete the following. using matlab I 5. By w, I denote the angular speed where w = = {1,1,2}. On three subplots, plot the unit-sine function sin(wt). u(t). 6. By T, I denote the time constant where t = {1,3,9}; and by w, I denote the angular speed where w = {1,1,2). On a 3 by 3 grid of nine subplots, plot the
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Need a little help with assignment Create a local react application Create an SPA Login Page Will check to see if there are any accounts already created (web storage indicator of some sort) If there is none, display a page to create an account User name, password and display name The password will be a number only password If there is one or more,

Reading and understanding the following python program. Please write the outputs. sampleList = [python", "C", "Java", "c", "PHP", "Python, java", "Python", "php] "" """ print (sampleList) newList = [] countDict = {} for item in sampleList: newList. append(item. title()) print (newList) for item in newList: if(item in countDict): countDict[item] +=
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What is a digital signature?

Problem 3 - 25 points Write a recursive function sumFinal) that takes as parameters an integer n and returns the value of the following sum: fu(n) = 2 + U(n-1) U(1) = 4 A non-recursive solution will not be graded. For example, U(4) = 2 + U(3); U(3) = 2 + U(2); U(2) = 2 + U(1); and U(1) = 4
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kindly follow what the question says and do not copy from anywhere and kindly don't use regular expressions. follow the examples please. upvote guaranteed Write a Python program that takes a string as an input where multiple numbers are separated by hashes(#). Your first task is to create a list of numbers and print it. Your second task is to
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The CIS 1 6 0 0 TAs are feeling very bored at the start of this semester. One Sunday afternoon, Homework 1 CIS 1 6 0 0 4 Andrew, William, Shaurya, and Michael decide to have a snowball fight. Andrew and Shaurya are on one team, and William and Michael are on another team. Shaurya is determined to win, but Andrew is more interested in creating sets

A . Determine the Sampling Frequency ( f s ) from the Sampling Period T s = 2 s e c T s = 0 . 1 s e c T s = 1 msec T s = 5 s e c
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Numerical methodsWrite a user - defined function in MatLab that applies the Ridders interpolation method for calculating derivatives. The function should be called [ a , d f ] = DerivativeRidders ( func , x , h , err ) , where a is the Romberg matrix, d f is the derivatrive, func is the function defined with function handle ( @ ) , x is the value
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I need part 2 of the lab. I already have and am providing main.cpp, Vehicle.h, Vehicle.cpp & Showroom.h //main.cpp #include "Vehicle.h" #include "Showroom.h" #include #include using namespace std; int main() { // Initialize some data. It's hard-coded here, but this data could come from a file, database, etc Vehicle vehicles[] = { Vehicle("Ford",
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In computational theory, we have a lemma called Pumping Lemma and it says: If is a regular language, then there is a positive integer where if is any string in of length at least , then can be divided into three pieces, = , satisfying the following three conditions: 1 ) for each > = 0 , in 2 ) | | > 0 and 3 ) | | < = . This is a long lemma, and we

Students of second year in the faculty of computing are carrying out research. The students understand that literature review is very vital and one of the important activities they must carry out to achieve realist conclusions in their study. As a research expert answer the following questions. a) Explain the meaning of literature review b) What
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A prime implicant in the form of a 2 - cell group of 0 s on a 4 - variable k - map may be represented by _ _ _ _ . Hints: A literal is a variable or the complement of a variable.

Write, compile, and test a class named Comments that displays the following statement about comments on two lines: Program comments are nonexecuting statements you add to a file for documentation. Also include the same statement on two lines in three different comments in the class. Each comment should use one of the three different methods of

TRUE / FALSE: The Document Model is closely related to the structure of a Python dictionary

When creating a flowchart or pseudocode representation of a task, what type of structure is one in which one step follows another unconditionally? single - decision sequence branched dual - decision

What is the best case and worst case scenario respectively for data loss of a RAID 0 + 1 array with 6 HDDs: a . 6 , 1 b . 5 , 2 c . 6 , 2 d . 5 , 3 e . None of the above

Need help with this problem. the problem asks for an implementation file called ( stats.cpp ) for the file stats.h which is already given. I am posting the question along with the precode file stats.h. Just help me with the implementation file (stats.cpp) for the file stats.h. The implementation description is given in the problem. thanks in
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Directions Create a basic C# console application. Create a simple application in which you have variables of appropriate types to store the users name and three test grades. Ask for this information from the user and store it appropriately. Create a variable to store the users test average. Calculate and assign this value using the stored

Part E\ Course Home\ Charge q_(1)=+6.00nC is at x=0,y=0.200m and charge q_(2)=-6.00nC is at x=0,y=-0.200m . Find the magnitude of the total electric force exerted by q_(1) and q_(2) on a third charge q_(3)=-2.50nC at x=0.150m,y=0 .\ Express your answer in micronewtons.\ F=\\\\mu N \ Request Answer\ Part F\ Find the direction of the total electric
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Discuss the differences between C# and either C, C++, or Java.

Computer - Based HW# 2 Submission Deadline: 1 2 / 2 / 2 0 2 4 Q - 1 : This exercise is to look at how accurately the sample autocorrelation is in estimating the autocorrelation and spectral density of white process. a . Generate N = 1 0 0 0 0 0 samples of the process x ( n ) , which takes on the values + - 1 with equal probabilities. b . Estimate
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Write an if - else statement for the following: If num _ difference is not equal to - 1 6 , execute total _ difference = - 1 0 . Else, execute total _ difference = num _ difference.

Write program in C + + to print your first and last name on the same line and then your major on the next line. It could be something like this: Anthony Maumalanga Computer Science.
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Which of the following displays the result of a formula? cell range Formula bar Name box Activity Details MacBook Air
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Mathematical Foundations (Discrete Structures) Instructions Complete the following problems by filling in the blanks. Short blanks (^') permit single characters (e.g., 2) or complex characters representing arithmetic operations (e.g., 5, 5', V5, 65!), but not strings (e.g., {0}" is a string comprised of the characters '{', '0', and *}'); while
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Q1)What are Industrial, scientific, and Medical (ISM) bands? Q2)Why a vendor might prefer to implement TKIP protocol over the more secure CCMP protocol?

Describe the bad features of this visual display. Select all that apply.

I was wondering if you could solve this Linux Problem. Write a Bash script called newmv (to replace the Unix command mv) that tries to rename the specified file (using the Unix command mv) if the destination file exists, instead creates an index number (a sort of version number) to append to the destination file. So if I type $ . ewmv a.txt b.txt
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**Data Structures and Algorithms Using Java** Nodes A, B, and C are placed on an initialized queue in the order first A, then B, and finally C. a) Draw a picture of the queue using the standard abstract graphic. Note: Examples of this may be found in Figure 3.19 and Figure 3.20 in the textbook on page 149. You may do a, b, and c on the same
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Calculate the following convolution ( t ) * * h ( t ) ) , showing each calculation and step in detail. Plot and label the overall result. y ( t ) . a - x ( t ) = e ^ 2 u ( - t ) and h ( t ) = e ^ - 2 u ( t ) .

Discuss a particular implementation or use of Metaverse. Give sources.

The contains the value that must be added to each address referenced in the program so that the system will be able to access the correct memory addresses after relocation. Bounds Register Relocation Register Out - of - Bounds Register Key Register
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In c++ Question 1 5 pts Write a program that calculates salaries for 200 employees. The program prompts the user to enter the employee's name, such as Joe Donovan, and the number of hours worked, an integer. It then calculates the salary as described below, and finally, it writes the employee's name, hours and the salary to an output file named
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Project Description\ \ Note: This assignment is the first of a 2-part programming project. For your final project of the semester you will implement additional functionality to this program.\ \ Variables in a computer program are programmer-defined and serve as a named location in memory. Selecting good identifiers helps with the human

Assembler coding Assembler coding Write a program to find the total number of elements in an array of 8-bit integers that are greater than 100 or less than 30. Use the repeat-until looping contsruct to implement the loop.

Pattern description may also contain one or more Antipatterns, which refers to problems that should never be solved using the pattern in question. True False

You are given the following partial ASCII table of characters: Which one of the following is not the correct 8 bit ASCII representation of the 3 character emoji? : ^ ) is 0 0 1 1 1 0 1 0 0 0 1 1 1 1 1 0 0 0 1 0 1 0 0 1 is 0 0 1 1 1 0 1 0 0 0 1 0 1 1 0 1 0 0 1 0 1 0 0 0
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What type of attack is targeted against a smaller group of specific individuals, such as the major executives working for a manufacturing company? Group of answer choices spam typo Squatting watering hole adware

4 8 . Compare the delay in sending an x - bit message over a k - hop path in a circuit - switched network and in a ( lightly loaded ) packet - switched network. The circuit setup time is s sec . the propagation delay is d sec per hop, the packet size is p bits, and the data rate is

Which of these systems processes large amounts of data for routine transactions? transaction processing systems decision support systems expert systems management information systems
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Description Trace the following program by hand. Both files contain the same program. You can print either file and write your answers next to each line of code. When done, take a picture and upload it here. Trace it by hand so you understand how the code works. It is not about right or wrong answers. It is about being able to trace, learning to
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LastName, FirstName MI . FIRST NAME MIDDLE INITIAL LAST NAME Initials for this name ( ex: A . B . C . ) use excel

Game With Demon: The 4 main steps for proving a language L is not regular is as follows: Step 1: Demon Picks k 1. You are given some pumping length k 1. Step 2: You pick xyz. Select x, y, z such that xyz L and |y| k. Step 3: Demon Picks Decomposition u, v, w. The demon picks u, v, w such that y = u, v, w and v !=epsilon. Step 4: You pick i 0.
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To be useful for a compiler, a parsing algorithm must have complexity no greater than Group of answer choices O ( n ^ 2 ) O ( n ) O ( n ^ 3 ) NP complete

c++ a. Create an array of 15 student records that should not be sorted b. Create a liked list of 15 student records. Each node is a node of one student record from the above unsorted array. (Append Function) c. Each student record consists of student ID, student name, Student address, and GPA d. The student records must be defined as student
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Q5: a) All recursive methods can be written iteratively. Given the following recursive method for exponentiation: public int exp(int base, int power) \{ if(power==0 ) return 1 ; if (power ==1 ) return base; \} Show the recursive steps to solve 64. Simply giving the answer will only earn partial aredit. b) Implement a non-recursive java method
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Another name for a sensor is "The Final Control Element". True False
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id Create a came where you are an X trying to get to the final goal, O. Your game should have at least one method The method should draw the gameboard. Below is the setup of the initial gameboard. o Create a 6 x 15 array as the gameboard. o Place the play at 0,0. Denote the player with X. o Place the goal at 5,10. Denote the goal with O. o Denote
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Project 3: Check Password Problem Description: Suppose a website impose the following rules for passwords. A password must have at least eight characters. A password consists of only letters and digits. A password must contain at least two digits. Write a program that prompts the user to enter a password. If the user enters an invalid password,

What arguments are passed to the following function? 2 htals Functions 8 9 10 function examscores (exani, exam2, exam3) { alert ((exani - exam2 +exan3)/3); ) 12 13 examScores (71, 82, 95): 15 16 B/html Functions 82.666667 Return keyword 71.82.95 O None of the above
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page 120-121 in web development & design foundations HTML5 a. Create an external style sheet and name it format1. css and format it as follows i. Document background color of white ii. Document text color of #000099 iii. Document font-family of Arial. Helvetica or sans-serif iv. Hyperlinks should have the background color of gray (#CCCCCC) v.
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I need the answer as soon as possible 3. (6 points) Identify, describe and discuss the type of database model that has been represented in the given model snapshots. a. Employee Part-Time Full-Time Contract Manager Accountant b. www/CCOUNT CUSTOMER Bank Acct 1 Branch Customer ID Customer Name Bank Acct 2 Branch
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What type of regression analysis could be used to predict a movie's IMDb rating based on factors like budget, gross earnings, and runtime?

What is fast data? Group of answer choices The application of big data analytics to smaller data sets in near - real or real - time in order to solve a problem or create business value A data value that is numerically distant from most of the other data points in a set of data Occurs when the user goes into an emotional state of over - analysis (

/user/rt/courses/ CS016/ cs252/ grades homeworks/ grades programs/ projects/ hw1||hw2||hw3 pr1 .pr2 pr3 papers/ demos/ buylow sellhigh market Referring to the figure above, answer the following questions: Referring to the figure above, answer the following questions: Which data structure does the figure represent? (1 mark) b. What are the features
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1. Since you create an instance of ArrayList of strings using new ArrayList (), should the constructor in the ArrayList class be defined as public ArrayList () a.true b.false 2. Can a generic class have multiple generic parameters? a.true b.false 3.Which of the following statements are correct? a.A generic type can be defined for a static method

8. Which statement about starting an instance without mounting the database (NOMOUNT) is true? A. Use this startup state for renaming data files. B. Use this startup state to perform a full database recovery. C. Use this startup state to open the online redo log files and online data files. D. Use this startup state for database creation of

What are media queries, and why would you use them? Give an example.

Additional protections researchers can include in their practice to protect subject privacy and data confiden tiality include: Reporting data in aggregate form in publications resulting from the research. Keeping the key linking names to responses in a secure location. Destroying all identifiers connected to the data. Requiring all members of the
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Memory that is nonvolatile loses its content when power is removed. Group of answer choices True False

Plot four hyperbolic functions by matplotlib in python: y=sinh(x)y=sinh(x), y=cosh(x)y=cosh(x), y=tanh(x)y=tanh(x) and y=sech(x)y=sech(x). The requirements are: The argument of all the functions is x=[2.0,1.9,1.8,,1.8,1.9,2.0]x=[2.0,1.9,1.8,,1.8,1.9,2.0]. Create xx as a Numpy array. The four figures are arranged as the above figure. Set the color

You are given a weighted directed acyclic graph and two vertices s and t . Give an algorithm that finds the shortest path from s to t in linear time. Note that edge weight can be negative.

This is for C# programming: 1. Your teacher enjoys running races of different distances. Write a program to allow him to calculate his pace for a race. Your program should ask for following: The time in hours minutes and seconds The distance of the race If that distance is in km or miles and should output the following: The time input The distance

For the following functions f:R^(3)->R and g:R->R^(3) , find gradf and g^(') and evaluate (f@g)^(')(1) .\ (a) f(x,y,z)=xz+yz+xy,g(t)=(e^(t),cos(t),sin(t)) \ gradf=\ g^(')=\ (f@g)^(')(1)= \ (b) f(x,y,z)=e^(xyz),g(t)=(3t,2t^(2),t^(3)) \ gradf=\ g^(')=\ (f@g)^(')(1)= \ (c)
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Question 1 8 Which stage of the DevOps pipeline allows for early detection and resolution of conflicts? Development Build Test Release and Deploy Operate and Monitor Submit
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Exercise 8 . 8 . Implement the Hough transform for finding circles and circular arcs with varying radii. Make use of a fast algorithm for drawing circles in the accumulator array, such as described in Sec. 8 . 5 . please provide your answer in psuedo code format. its for computer vision, please inlcude explanations. i will thumbs up a helpful
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Assume the usage of ARM assembly language instruction: STR RO,[R1],#Ox8. Assume that Register RO contains Ox12345678, Register R1 contains OxABCDEFOO. Identify (i) contents of memory location OxABCDEFO2 and (ii) R1 after executing the given instruction. * (i) Ox12345678 (ii) OxABCDEF08 (i) Ox34 (ii) 0x12345680 (i) 0x12345678 (ii) OxABCDEF08 (i)
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Update the variable newsUpdated to the year 2016 using Date methods. X Checking the date stored in newsUpdated Yours and expected differ. See highlights below. Yours Expected
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Drag and drop the conditional expressions to obtain a code which outputs ### to the screen. ( Note: some code boxes will not be used. ) shift = / = 0 shift 5 - 4 2 shift < 0 if shift > 0 : print ( " # " ) shift = 0 elif shift = 0 print ( " ## " ) " elif print ( " ### " )

The directions, " Go North on the 5 , take the first exit after the Mormon temple, and turn right" is an example of which frame ( s ) of reference?

Implement the following hierarchy. The method draw() prints the message drawing [name of enclosing type]. The method set_side() execute any random statement. > Shape > RegularPolygon set side() draw() Square Rectangle draw() set_width() set length() draw set side() Equilateral Triangle draw() set side()
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A food company manufactures five types of 8 oz Trail mix packages using different mixtures of peanuts, almonds, walnuts, raisins, and M&Ms. The mixtures have the following compositions (in oz): How many packages of each mix can be manufactured if 111 lb of peanuts, 122 lb of almonds, 144 lb of walnuts, 109 lb of raisins, and 101 lbs of M&Ms are
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Programming #2 (10 points) Write a java program (name it AverageGradeYourName) as follows: The main method prompts the user to enter number of students in a class (class size is integer value), then prompts the user to enter the grades (between 0 and 100) into an array of type integer. The entered class size determines the array size. Next, the
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What is wrong with the following code? Correct the bugs to produce the following expected output: first = [3, 7] second = [3, 7] They contain the same elements. Revert Type your solution here: int[] first = new int[2]; first[0] = 3; first[1] = 7; int[] second = new int[2]; second[0] = 3; second[1] = 7; // print the array elements

C++ This assignment is the first in a sequence of three. It is not strictly necessary to complete this one in order to do the other two, but the understanding you gain in completing this assignment will make writing the third assignment (a major project) much easier. You will need to complete the second in the sequence in order to do the third. We

refers to the big data's potential to be useful. Value Variety Velocity Veracity Volume
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25. The is a sum-the-data-in-the-tree question . It asks whether a method, sumAll() is a well-written recursive method . You will see three different versions of this question throughout the exam, but the opening assumptions, are identical for all such versions . The only difference between the various questions is the code that implements the

Provide an interface Measurable with a method double getMeasure() that measures an object in some way. Write a class Employee that holds the name, salary and job title of an employee., which are passed as arguments to the constructor Make Employee implement Measurable. Write a driver class and with a method double average(Measurable[] objects)

You are benchmarking a computer system for performance. Search for suitable tools for benchmarking. Use two of such tools and execute them on your computer. Write a detailed report about the performance of your PC. Paste the screenshots and write your observations

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