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Databases Questions and Answers June 23, 2020

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Lab 11 Timing For Sorting Algorithms For this lab assignment you will need to write some code and create some graphs. You may use excel to create your graphs, or you may use python (or some other language of your choice). Your data needs to demonstrate the experimental running time for Selection Sort (code in book), Merge Sort (code in book), and

Create views to display for the following information. - For each sub question below, submit: o create view statements o Select from the view and print a screen of the results. 1.1. Create a view (view_CA_customer_credit) to display the customer name, the average credit limit for all the customer in California, add a column with credit limits
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Create a class named AccountSaving s . This class has a static double variable which stores the annual interest rate for all account holders. The name of variable is annualInterestRate . The class also has another double variable named saving s Balance which stores ba lance for current account. a . Write a constructor to create a n account with
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In Python: #Q1: Consider the following variable. myvar = { 1:{'name': 'joe', 'age' : 20}, 2:{'name': 'john', 'age' : 30}} #Q1.1: What is the type of this variable. print('?' (myvar)) #1 point #Q1.2: We want to show joe as the result of the following code, # complete the following command such that it shows joe. print(myvar '?''?')#1 point #Q1.3:

Company leaders, analysts and operations centers are all involved in leveraging Cyber Threat Intelligence.

Here are the questions I neeed Help with . Im unsure how to do BCNF and wanted help with labeling my primary and foreign keys in each table PROJECT NAME Evergreeen Evergreeen Evergreeen Evergreeen Evergreeen PROJECT NUMBER CHARGE/HOUR EMPLOYEE NUMBER 103 101 EMPLOYEE NAME June E. Arbough Jhon G. News Alice K. Jhonson William Smithfield David H.
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1 4 . Which of the following is not an advantage associated with database - as - a - service ( DaaS ) ? a . It eliminates the installation, maintenance, and monitoring of in - house databases. b . It reduces hardware, software, and staffing related costs. c . The service provider can allocate more or less database storage capacity based on an

In a memory hierarchy organization with two levels of caches, main memory, and disk assume that: Cache Level L1 has access time Tc|-5 ns and its hit ratio h1= 90%. Cache Level L2 access time Tc2= 20 ns and its hit ratio h2= 80% Main memory access time Tm-80 and its hit ratio h3-60 % Disk access time Td= 1000 ns. . Find average memory access time.
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Which of the following are characteristics of an MTRJ fiber optic connector? ( Select two. ) answer They must never be used with single - mode fiber optic cables. They use a keyed bayonet. They can be used with multi - mode fiber optic cables. They use metal guide pins to ensure accurate alignment. They're called push - in - and - twist connectors.

I NEED BY DRJAVA PROGRAM Advanced Rock Paper Scissors Game Objective Write one interface and three classes which will make a rock paper scissors game. First download the driver. The interface named RPSPlayerInterface will have the following methods . public int getPointsO public String getGesture0 * public void setPoints(int aPoints) e public void
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Only need the MATLAB part for the given heat conduction problem Thank you you can take Temp= 30 and Length = 60 L n long m find the temp uxit) at any time in a metal rod insulaled on the sides, which initially has uniform temp of TC throughout and whose ends are mointained at For all to a 100 % this heat conduction problem hos the form to 2 a
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How does TechVanguard Solutions balance the benefits of Information Technology ( IT ) adoption with the ethical considerations and challenges associated with its implementation, particularly in terms of data privacy, digital equity, and the responsible use of emerging technologies?

Please post a copyable version of the code--not a screenshot. Please use Java. Thanks! Use the Circle class (attached with the homework) to create an Array of circles. Your program should do the following: a. Ask the user to enter the radius for 5 circles. b. create an Array of circles c. Add java statement(s) to show the size of the Array

JAVA: Removing all occurences from an ArrayList and LLList, Implementing the Bag ADT using a linked list, Palindrome Tester. Ps5.zip CODE GIVEN: Ps5.zip http://www.cs.bu.edu/courses/cs112/files/ps5/ps5.zip Begin by downloading the following zip file: ps5.zip Unzip this archive, and you should find a folder named ps5, and within it the files you

If there are duplicate values, the RANK.EQ function returns the top (i.e. best) rank for that set of values. True False
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In the preceding walkthrough, you observed a cash register implementation that chose to store the prices of purchased items in an array. Suppose an array list is used instead. Rearrange the following code to implement the addItem and getcount methods. How to use this tool Unused private Arraylist = 3 m m
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Hello. I need to create a calculator with php. I did it but I'm having some issues with: 1. If the user fails to enter the Hours Worked, or if the Hours Worked are less than 0, or if the Hours Worked are greather than 80, the following message should be returned: "you must enter hours worked between 0 and 80 to be paid." 2. If the user fails to

program in prolog Sara is a vegetarian and eats only what her doctor tells her to eat. Given a menu and the preceding rule, you can conclude if Sara can order a particular item on the menu. To do this, you must check to see if the item on the menu matches the constraints given. a. Is Food_on_menu a vegetable? b. Is Food_on_menu on the doctor's

Intro to Discrete Structures : Prove or disprove using rules of inference. Please show work and say each rule used. 4. Prove or disprove the following using rules of inference
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Forms are only used to collect user data true or false

Could I get help finding the matlab code for the following question: The Pascal triangle can be displayed as elements in a lower-triangular matrix where the element ij is the binomial coefficient (i - 1 j - 1). Use the nchoosek command in this regard. Create the Pascal triangle having 7 rows
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Question 6 Consider the following UNIX directory structure. bin UST etc USCIS 11 admin staff student jon steve Part of the filesystem tree a- Specify the absolute path to the directory named "ion" at the bottom of the tree diagram. b- Specify the relative path from the directory named "student" to the directory named "ion" in the tree diagram
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In ToyTester add Product watch = new Product("Apple Watch", 300.00); 1. Create a Product array that will hold 2 items 2. Assign the watch at index 0 and the rocket at index 1. 3. Will it compile? Why or why not? 4. Use an enhanced for loop to print the description of each item Run it 5. What do you notice? 6. Which method is executed is determined

Instructions : do the code in " C++" #use 2 function #1st call "area=x*y" in a function #Then made another function multiply "area * h" . Assume some parameters are given for a laboratory room. Given Parameters are: Length of the room =42.5 cm Width of that room = 30.8 cm Height of that room=19.2 cm Create Functions for a particular room (1
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Why should an objects data attributes be hidden from code outside the class? (6 marks) can you please provide a good answer

QUESTION TWO: Performance Assume we have a hard drive that can operate in both polling or interrupt mode. Assume further that the disk drive can access data in either block or byte mode. Block mode uses the disk drive's internal buffer to store 1 0 K bytes of data. In block mode the hard drive can run on its own after receiving the start address

Please for all parts and do not use AI or ChatGpt.
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An equilateral triangle is a triangle in which all three sides have the same length and all three internal angles are equal to each other and are each 60 degrees. Write the function triangle that draws an equilateral triangle of specified size. The function triangle takes two parameters: - t, a turtle that is used for drawing - side, a positive

You are provided a dataset called USstocks.csv . This dataset contains monthly stock returns of 9 8 2 U . S . Companies listed in the S&P 5 0 0 index spanning the time period January, 1 9 8 0 December, 2 0 1 5 . Variables contained in this dataset are described below:

Seeking some help on how Iwould solve this question and what will be the best way to go about solving it. A certain video game features lightning bugs that instantaneously teleport from point to point on the screen, generally causing mayhem. They stand still for only a short while before they "apparate' to another point on the screen. The player

Microsoft Visual Basic 2015: RELOADED (6th Edition) pg 223 Open the Mount Rushmore Solution (Mount Rushmore Solution.sln) file contained in the VbReloaded2015\Chap04\Mount Rushmore Solution folder. The Display (AndAlso) and Display (OrElse) buttons should display the message On Mount Rushmore when the user enters the name of any of the four Mount
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USING PYTHON 12- write a function named fileStats that takes two strings parameters,1-inFile the name of the input file and 2- outFile the name of the output file. The function should read and analyze the contents of an input file and writes the statistics it compiles to the output file. the statistics you should compute about the input file are:

What should be the name of a button that has Shields Up as its text property.

Characteristics of the perpetrator refers to factors such as

What is the exact putput of the following code you willsee over the screen when you run is ? class Calculate: def finder ( self , x , y ) : r = 1 for in range ( y ) : r = r * * retum r 1 6 5 = 1 x = Calcutate ( ) print , finder ( 3 ; 4 ) )
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The operation of the assignment operator and that of the copy constructor are similar, except that the copy constructor creates a new object. different, except that they both create a new object. different, except that they both copy member data. similar, except that the assignment operator copies member data.

C++ FILE OUTPUT Write a program that will use a for loop to write the numbers 1 through 10 to a file named output.txt. Tell the user when the writing to the file is getting ready to happen and then when it has completed successfully. Close the file when you are finished. Allow the user to run the program as many times as he/she wants by using a

Use Python There are 25 prime numbers less than 100. They are 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89, and 97 Use Python to verify that these numbers are prime, using the method from class. There are 25 prime numbers less than 100. They are 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89, and 97 Use
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True or False? Log files are one way to prove accountability on a swalem or netwe True O False

True or false? cloud service providers require that you use a VPN to connect to any of their services

What do the numbers in the aspect ratio 1 6 : 9 represent? ratio of width to height ratio of height to width screen resolution number of pixels
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please answer correctly and quick as possible, thank you in advance 6) (5 pts) (ABET: 2) Convert the following NFA to an equivalent DFA
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4 4 Question To find the path to a destination system, you need to use the tracert command. O True False Submit 4 of 7
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Payment Type: Total amount due: Question 2 (35 points) Write a C program as follows: In the main function declare a three-dimensional array named numbers [3][2][4] of integers. Populate the array by the integers entered by the user Call another function and pass the array to the function Inside the function print the three-dimensional array as a 3
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Assume the following dataset is given:(1,1),(3,3),(5,5),(6,6), (8,8), (9,9), (0,3),(3,0) with following information: k=4 to cluster the dataset. Euclidean distance is used as the distance function to compute distances between centroids and objects in the dataset. The initial clusters C1, C2, C3, and C4 are as follows: C1: {(1,1), (3,3), (6,6)} C2:
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b) Explain the difference between Asynchronous and Synchronous transmission of data. Illustrate, using a suitable example, how Manchester Encoding can be used to allow a data receiver to recover the clocking information from transitions in the arriving data. 10 MARKS
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2. Telnet is a popular application-layer protocol sed for remote login, and it runs over TCP. Suppose Host A, the client, initiates a Telnet session with Host B, the server Each 1-byte character typed by A will be sent to B; B will send back a copy of each character, which will be displayed on A's screen. This "echo back" is used to ensure that
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given a full binary tree with n internal nodes, how many leaf nodes does it have

explain in details with an example the summary of choices in designing with the diagram and explain in details with an example the performance system and the final design and explain with an exampl and explain in details with an example the algorithm that is incrementally refine the weight and explain with an example and explain in details with an

Database subject Solve this pleasy by using Orcal SQL This is the emp table: DROP TABLE EMP; DROP TABLE DEPT; DROP TABLE SALGRADE; create table dept( deptno number(2,0), dname varchar2(14), loc varchar2(13), constraint pk_dept primary key (deptno) ); INSERT INTO DEPT VALUES (10, 'ACCOUNTING', 'NEW YORK'); INSERT INTO DEPT VALUES (20, 'RESEARCH',
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Assignment: Using Security Policies and Controls to Overcome Business Challenges Learning Objectives and Outcomes * You will understand the importance of information security policies and the role they play in business activities to ensure sound, secure information. * You will identify four IT security controls for a given scenario. SCENARIO: *

Compare and contrast Discretionary Access Control and Mandatory Access Control. Consider one or more of the following sub questions: Why would you use DAC instead of MAC? Does using MAC without running DAC underneath make any sense? Compare and contrast Discretionary Access Control and Mandatory Access Control. Consider one or more of the

please solve the below choose the correct answer: 1. Following features will not simplify the ER data model for decision support systems. a. Extended ER model b. Dimensional Model c. Data vault d. De-Normalization e. All of the above 2. Which of the following schemas does not have hierarchies a. Snow flake schema b. Snow schema c. Star flake

Lab 5 Design simulation of a BiCMOS Operational Amplifier In the language of your choice (i.e. C++, Java, Matlab, Python, etc.), code the equations for the BiCMOS 2-stage Miller compensated operational amplifier. Follow the hand calculations in BipolarsPt2.pdf beginning on page dra-3 using the same parameters for the NPN bipolar and CMOS

Question 3. (a). Find the regression line and correlation using the below data. (b). What can you conclude from the results? (c). What is the value of prediction for $x=80$ ? [25 points) \begin{tabular) (111) Whline $\mathrm{x}$ & $\mathrm{y}$ Whline $0.99$ & $90.1$ \hline $1.02$ & $89.95$ Whline $1.15$ & $91.43$ Whline $1.29$ & $93.74$ Whline
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Explain the Security Systems Development Life Cycle methodology from the perspective of the Chief Information Security Officer (CISO). How does each phase, its deliverables and the personnel involved relate to the requirements of the CISO?

Please post a solution for chapter 4, Programming Exercise number 9 , Starting out with Python 4th edition by Tony Gaddis

Is the language of the following CFG finite or infinite?
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Objective: In this activity you will begin practicing basic class construction. You can either work locally on your computer using IntelliJ or directly in the zyLab IDE below. IntelliJ is recommended. Step 1 : defining fields of the MovieCreature class Create an empty class called MovieCreature and put the following enumerated type inside the
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Search for a word in a larger block of text. 2 . 1 Use the SEARCH function to search these open - ended survey questions to see if anyone hates the roduct. Write your formula in and then copy to F 4 ) . The formula should return either TRUE / FALSE . For full credit you shoud use wifdcards to write a formula with a single SEARCH function that can
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Using c++ Write a rational number class. For now, we will use member functions add, sub, mul, div and less that each carry out the operations +, -, *, /, and

>Suppose you are in the directory a/b/c. d is yet another subdirectory of a. Give a command that will move you to the directory a/d WITHOUT (!!!) using names b and c. >Suppose a shell command with the name identical to some built-in command (for example, echo) resides in the directory /bin. How will you use this command (making sure that the

red lasers pointers were the first to be developed and represented the simplest application

A WORM (Write Once, Read Many) drive is an optical storage device that allows blocks to be written only once. When all the blocks have been written, the drive cannot support additional writes. Blocks may be read as many times as required. Consider some design decisions for a filesystem optimized for a WORM drive. Assume that you must write blocks

Ferris State University College of Engineering Technology EET/CNS Department Name: Comments: ECNS-311 Signoff Date: LAB 4 Switch/Case statement, loops, etc... Write a simple C/C++ console application that will print the color code of a resistor based on its entered value. Upon execution, the program will request the resistance value then tolerance
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? _ _ _ _ _ _ _ s t o r a g e s t o r e s d a t a a n d p r o g r a m i n s t r u c t i o n s f o r f u t u r e u s e .

CODE #define F _ CPU 8 0 0 0 0 0 0 UL #include x , d 1 , d 2 , d 3 x = 0 0 0 ; ? ? = x = d 2 = x % 1 0 ; ? ? d 3 = x 1 0 d 2 = d 2 4 = d 1 | d 2 | Modify the given code in such a way that it can display a square of input number and also the seven segment diaplay, show the result to 4 digit
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0/2 215 2/6 Problem 1 (20 points) Consider the flow network shown on the right. 1. (3 points) Identify the values of the missing flows and justify your answer. 2. (5 points) Show the residual network and an augmenting path in the residual network (always pick the shortest path). 3. (8 points) Show the resulting new flow (4 pts). Is it maximum? If
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3 Q1) Given the following Company Database, answer questions 1.a & 1.b (16 Points) EMPLOYEE JOB EmployeeCode EmployeeLastName JobCode JobCode Job Description 14 Rudell 2 1 Clerical 15 McDade 1 2 Technical 16 Ruellardo 1 3 Managerial 17 Smith 20 Smith 2 ENROLLMENT EmployeeCode PlanCode PLAN 15 2 PlanCode PlanDescription 15 3 1 Term life 16 1 2
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Which of the following systems is designed with full - time monitoring tools that search for patterns in network traffic to identify intruders and to protect against suspicious network traffic that attempts to access files and data?

this code must be C programming 1. (20 pts.) There are 20 robots that are placed in a 100x100 rectangular area. At each jump a robot can go one step either horizontally or vertically. There is a meeting point in the area that all robots are supposed to go as fast as possible. Write a function that takes the coordinates of the robots as 20x2
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A directed acyclic graph has . . . . . . . . . . . . . . . . . . .

Help Question 2a (2 marks) Complete the following code segment that swaps the values of variable number1 and number2. int number1, number2, number3; number3 = 0; number3 LO___; (ul). number2 = (iv)_
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In VB.NET, I am creating a form to take credit card information and validate that all the fields are valid. I can't figure out how to do the date validation. It must be able to validate that the month field is between 1 and 12. Credit Card Payment Use this formif you are paying by creditcard only Select Card Type: Visa Card Number:
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Which of the following sluglines is correct? a . EXT. BICYCLE - NIGHT b . INT. HOME - DAY c . CITY HALL. NIGHT - INT d . Both A and B e . Both A and C
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no explanation needed Question 47 pointa Diffusion and infusion often depend on the technology available now and in the future, the size and type of the organisation, and the environmental factors that the companion government regulations, suppliers, and so on True False Question 48 TA CRM software can help a company collect customer data, contact
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Explain what we mean by NP, NP-hard, NP-complete and P what is the difference between NP-hard and NP-complete
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What is the meaning of Multitask and Multi-user in a Unix system?

Write a Java program called LoopsAreFun. The program needs to print the numbers 6 through 11, each on a seperate line 4 times. Use a while loop the 1st time, then while loop the 2nd time, and for the 3rd time use a do-while loop.

What functions are asdociated with dental ingormation system

imagine you are an employee of thescom limited, a company that sells computers and computer accessaries. you have been assigned a task. as a tech expert, the manger of your company has task you with suggesting the most suitable notebook laptop out of the following: TOSHIBA DYNABOOK TECRA A40-G, HP Elite Dragonfly G3, Dell inspiron 16 Plus (7620)

Write a C++ program that processes a string data file. The program will 1) read the names from a string data file and place them in an array, and 2) sort the names in the array in ascending order using selection sort. The program will use a function to display the array before it is sorted and AFTER it is sorted. A separate function should be

Please, explain in 400 words Data transformation: Enhancing your data through modification and consolidation Data exploration: Using exploratory analysis and research techniques to learn

Question #7 (5 marks): Construct a ROM memory with the size 128 x 8 ROM, knowing that in the lab, you only have ROM chips with the size of 32 x 8 chips with an enable input. You can construct the memory with the given chips and a decoder. (Hint: you can do this by dividing the address lines into two section; one section to address the chip (using
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ABC is a company which holds 5 2 % shares in DEF and DEF has a 6 member director board in which ABC has the right to appoint / remove 3 directors. DEF has 4 2 % shareholding in another company called XYZ and XYZ has a 5 member director board in which DEF has the right to appoint / remove 3 directors. From the given facts which amongst the

Honi puts up a collection of sports memorabilia for bids on InstaBuy, an auction website. Jay makes the highest bid and sends the payment, which Honi receives, but she does not send the collection. This is no crime. identity theft. phishing. cyber fraud.
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What is the value of selected when the following code executes? var num = undefined; var selected - num && parseFloat (num) 1I num I ""; O a. 3 C. "three" d. undefined
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Consider the fopwing code, with the assumption that each executes in a separate thread: i = 0; // Shared by THREAD 1 and THREAD 2 THREAD 1 THREAD 2 while( i -10) i++; printf( "a wins" ); printf("b wins" ); Is it guaranteed that someone wins? Explain. i--; a. b. Is it possible for someone to win? Explain
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i have wathced the videos for these questions multiple times and cant find the answer please help. 1. Software as a Service, eliminates worries about HW ______ , operating systems or data loss. https://www.youtube.com/watch?time_continue=36&v=aQeLOC3gx6Y 2. The benefit of having a single version of software, hardware and OS also _______ upgrades

Question 2 1 4 pts Minyan is a fashion influencer on Instagram. He maintains active and regular interactions with his followers and those who comment on his posts. Such interaction may facilitate so as to make him more influential. Sense of friendship Homophily / similarity All of the other options Influencer - fan bond
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Al systems that help people discover things they may like but are unlikely to discover on their own are known as recommendation engines.
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Write a program that creates 5 pthreads. Each pthread executes a function that involves iterating through a loop 10 times. In each iteration of the loop, a thread increments an int from 0 to 0.9*MAX_INT and then prints the iteration number. Make sure that each of the 5 threads finish the ith iteration of the loop before they can start the (i+1)th

Explain step by step! The simplified form of the equation (5 - j6)-(2 + j8)/(-3 + j4)(5 - j)+(15 - j6) is +j
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QUESTIONS Consider this requirement: R1: The background of the app shall be in a nice color. Which level of priority can be attributed to this requirement? Low Medium High It depends on the main stakeholder's preferences QUESTION 6 The quality in use attributes influence the external quality True False
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Prove that if there are no computational assumptions, a single server is not enough to achieve PIR. The proof should be detailed and formal.

53263 Surname & Name ID number group acad. year Cryptology Homework nr 1 Initial data: Student's ID number 5 3 2 6 3 1 9 Sum of ID digits Last ID digit Select the proper word from the table beside that fits to the last digit of ID number for further use. It will be denoted as initial text IT. Permutations will be used later. range word 0-1
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Read Spreadsheet Byte Stream.vi Write a program that uses the icons Open / Create / Replace File, Read from Text File, and Close File to read the entire string ( " byte stream" ) that contains the contents of a spreadsheet - formatted text file. Display the resulting string in a front - panel String Indicator, along with a decoded numeric
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It is common practice for the website owner to submit their URL and associated information to the Search Company ( SEC ) . Fill in the blank
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Problem: Write the Vector.hpp file based on the Main.cpp file. The output should look the same as the sample output. File Name: Vector.hpp #ifndef VECTOR_HPP #define VECTOR_HPP /** * @brief this class derives from runtime_error * It is thrown in the case of Non-postive matrix dimensions */ class IndexOutOfBoundsException : public

"Write a machine language program to output the four characters Frog on the output device. Write it in a format suitable for the loader and execute it on the pep/9 simulator." I am needing the object code written in Hex for the program, and it needs to send Frog to the output device on the pep/9 simulator please. The pep/8 code doesn't work on

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