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Databases Questions and Answers January 31, 2021

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Which loop statement is not used in verilog HDL ? Select one: a . foreach loop b . for loop c . while loop d . forever loop Clear my choice
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Question 4 1 One of the risks associated with quantum computing is the potential to b encryption algorithms. True False
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Considering any software system, briefly explain, how do you rejuvenate it? (Full answer required)

Consider sets $A, B, C$ over the universe {a,b,c,d,e). Suppose that B = (a.c) and C = . Select all sets A below which can be used to disprove that A - (BNC) = A - (BAC) O{cd (a.c) 1 {b,c,d} (de)
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Sample run 2 Called with hamlet.txt Main.java public static void main(String[] args) { Markov markov = new Markov(); markov.addFromFile("spam.txt"); System.out.println(markov); for (int i = 0; i System.out.println(markov.getSentence()); } } Output [1] : {Think=[it, yourself, of], (within)=[My], would,'=[Or], spoke=[to.], soldiers,=[Give],
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Write a function print_alt2 that, given any positive integer n, prints n numbers that are a succession of two 1s and two 1s. Use Python for this problem. For example, print_alt2(7) should print 1, 1, -1, -1, 1, 1, -1.

Which of the following is a key characteristic of blockchain technology? a . It is a centralized database. b . It is a distributed ledger. c . It is controlled by a single entity. d . It is easily modifiable.
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Steve is the owner of Home Appliance Repair. Stefan wants to use Excel to record data from his service calls to calculate the total charge on each service call and the total charges from all service calls within a given period. Unfortunately, the workbook that was created is incomplete and contains several errors. He has asked you to fix the
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1.A throw block is where A) an exception may be thrown B) where execution continues after an exception C) a catch takes place D) an exception is handled 2.Which function declaration passes a pointer as a parameter? A)void func1(int piVal, double *pdVal); B)double func4(int &piVal, double &pdVal); C)void func2(int &piVal, double pdVal); D)int*

Jump to level 1 Two integers are read from input into variables tiger 1 and tiger 2 . Assign avg _ stripes _ per _ tiger with the average stripes per tiger. Then, convert avg _ stripes _ per _ tiger to an integer.
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Consider the decision tree shown in the diagram below. The counts shown in the leaf nodes correspond to the number of training records associated with the nodes

3. (20 points) Why is every finite language a regular language? Fill in the missing parts of the proof below, in steps (a) through (f). a. A language is b. A string is a sequence of chosen from a set called the The latter is usually denoted . c. A single string is a language (a set) with one element (the string). A single string is a regular
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Which of the following manages a list of database drivers in JDBC ? Question 2 options: DriverManager JDBC driver Connection Statement

I want to know how to create the bubble sort, selection sort, and insertion sort to test different data sets. I had all methods, but I don't how to set up the code and recall them. Part 1 - Correct Sorting Algorithms Create Java methods for each of the following, based on sorting arrays of integers: 1. Bubble Sort 2. Selection Sort 3. Insertion
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do not write its the same code . # Translate this c statement into MIPS assembly language code. # Assume the arrays hold 32-bit integer values # $so is the base for array X # $sl is the base for array Y # $t0 and $t1 are index variables i and j, respectively. # x[j] = Y[i + j]; // convert this to MIPS assembly code # 1. Calculate index for
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In python please CODE TO IMPORT """ list_node.py Contains a simple ListNode class, which simply has 'val' and 'next' fields. """ class ListNode: """ Models a single node in a singly-linked list. Has no methods, other than the constructor. """ def __init__(self, val): """ Constructs the object; caller must pass a value, which will be stored in the
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The classification tree algorithm is usetul wnen prediction of a numerical outcome variable is necessary. historical records are not available. a new category is observed. a category is discontinued. prediction of a categorical outcome variable is necessary.
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How many select lines will this 1 6 - input multiplexer have?

Question 3\ Micro Company borrowed $30,000 from a local.bank on a 15-year mortgage on Aug. 1. The annual interest rate is 10% . Prepare the adjusting entry needed on Dec. 31 .\ For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac).\ \\\\table[[ B , I , \\\\cup _() , S ,Paragraph, vv ,Arial, vv Micro Company borrowed $30,000 from a local.bank on
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Please help with this Python problem. I need to round to significant figures and check for error! I have attached the code that I need help rounding and errors and the specific question. Please please help! I cannot get chegg to give the correct indentation on the code when I paste it so I just added screenshots. A) For =8.024x=8.024 and
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Explain the different phases of advanced persistent threat lifecycle and analyze its characteristics.

Give reasoning of being true or false. Answer both parts complete and correct to get 100% feedback!! Write all steps and give logical reasoning. Fast pls. Many thanks. Don't do it incomplete. 4. HMIs can be used to increase the speed of production depending on their implementation. (True || False) Answer: 5. When pushing "count pb five times and
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In java please Analyze the following code fragments that assign a boolean value to the variable even. Code 1: if (number % 2 == 0) even = true; else even = false; Code 2: even = (number% 2 == 0)? true false; Code 3: even = number % 2 == 0; O Code 2 has a compile error, because you cannot have true and false literals in the conditional expression.
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Which of the following is considered a deception and fraud issue related to direct and digital marketing? Phishing Quantum advertising Blockchain monetization Geo - targeted dark web Nano - advertising manipulation

Kyle works for the IT department. He is working in the asset management system. He is assigning the relevant IT infrastructure domain to each asset. Which is the best domain to assign to elements used to connect systems and servers together, such as hubs, switches, and routers? Group of answer choices Workstation Domain LAN Domain LAN - to - WAN

C++ Comparing user input to string array I have a text file with first first names and last names in rows like this: John Smith Jaden Smith Will Smith Now I saved these files into a string array using a forloop to go till the end of file with "getline(inputfile, userName[i]); // Reads name" Now I want the user to enter a name, I tried using

Linguistically, blue is one of the most common color categories found in the world's languages.
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WRITTTEN IN JAVA WITH COMMENTS THROUGHT THE CODE Write a method where you enter numbers from the keyboard (positive only - validate) and store them in a linked list. Write methods that return the maximum and minimum data value in a linked list. Write a method to order the linked list in ascending order. Write a method where you enter a number from

Construct a truth table for the following Boolean expressions. ( A + B ' + C ) ( A ' + B + C ' )

Which of the following is not a way that a learning experience platform ( LXP ) can make self - directed learning easier? providing employees with a learning path guiding learning based on an evaluation of their skills providing learning recommendations based on use by other learners providing learning recommendations and offering text, video, and
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A class of Students was previously defined with the following properties: a string name, an integer age, a Boolean variable indicating whether or not the student is an IT major, and a character gender. 2 constructors were also defined: one default constructor and one constructor that takes the name, age, major, and gender to set the data fields.

For each of the following recurrences, give an expression for the runtime T ( n ) if the recurrence can be solved with the Master Theorem. Otherwise, indicate that the Master Theorem does not apply. T ( n ) = 3 T ( n 3 ) + n 2 T ( n ) = 6 T ( n 3 ) + n 2 l o g n T ( n ) = 4 T ( n 2 ) + n l o g n T ( n ) = 6 4 T ( n 8 ) - n 2 l o g n T ( n ) = 7 T
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Which of the following is a popular data analytics program that offers business intelligence as well as data visualization?
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In Illustration 1 , Line 5 is has parenthesis with the word 'void' inside. What does the term 'void' mean?
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J: Floating points Write a MIPS program that will handle calculating miniflgat addition for two numbers using the rules discussed in class and storing each of the parts as a binary integer. To do this, each 'minifloat' number will need to be represented (I suggest hard coded) as one register for the sign, one for the exponent part, one for the
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public class Mileage {\ \ public static void main(String[] args) {\ \ String milesDriven;\ String gallonsUsed;\ double milesPerGallon;\ \ \ JOptionPane.showMessageDialog(null, "This program will calculate milage."); \ \ milesDriven =\ JOptionPane.showInputDialog("Enter how many miles driven.");\ \ gallonsUsed = \ JOptionPane.showInputDialog("Enter

Design a diagram of how you might utilize GPUs to provide you assistance as an ethical hacker. What would this design support (password cracking, brute force, etc.) and what would the relative design have over using CPUs to do the same? Must address the topic of the paper with critical thought.

IMMEDIATE ASSEMBLY LANGUAGE HELP!!! Please Read the problem carefully and understand it!! Thank you for your help:) I'm really confused on this assignment. It's in assembly language kip irvine x86. Please solve part 4!! Also if you can answer the question correctly im willing to pay as well if you leave your email in comment section:) Im desperate
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Write a loop that accepts a number n from a user. The number has to satisfy the following condition: 3 2 n 2 1 5 . If it does not, the loop keeps asking until does.
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Part B\ How does the magnitude of the tension in string 1,T_(1) , compare with the tension in string 2,T_(2) ?\ View Available Hint(s)\ T_(1)>T_(2) \ T_(1)=T_(2) \ T_(1)T_(2)T_(1)\ More information is needed to determine the relationship between T_(1) and T_(2). How does the magnitude of the tension in string 1,T1, compare with the tension in
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sequential search can be applied to any data structure ( true / false )

0.2. Show that, ife is a positive real number, then g(n) 1 + c + c2 + + cn is (a) (1) ifc 1. The moral: in big-0 terms, the sum of a geometric series is simply the first term if the series is strictly decreasing, the last term if the series is strictly increasing, or the number of terms if the series is unchanging
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give an example of 3 \ times 3 matrices A and B such that AB = BA but observe via computation tr ( AB ) = tr ( BA )

socket is a door between application process and end - end - transport protocol Group of answer choices True False

Why do users refuse to use strong passwords even though they know how dangerous weak passwords are?

PYTHON 7 . 1 1 LAB: Print Receipt Write a program that reads floats until - 1 is entered. The float values represent the cost of items at checkout. Print the subtotal, tax ( 4 % ) , and total. Labels are printed left - justified within a field of size 1 2 . Amounts are printed right - justified within a field of size 8 and 2 decimal places. Ex: If
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Which of the following is C++ file input data type? ifstream cin OC ofstream cout Blanks, tabs, newlines are called "whitespaces" in C++. True O False Which of the following is C++ file output data type? ofstream ifstream cin cout
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. The following table contains the attributes name, gender, trait - 1 , trait - 2 , trait - 3 , and trait - 4 , where name is an object identifier, gender is a symmetric attribute, and the remaining trait attributes are asymmetric, describing personal traits of individuals who desire a penpal. Suppose that a service exists that attempts to find

In the bitcoin system, nodes vote by computational power to decide which transactions are a valid part of history. Group of answer choices True False

A DFD is a representation of which of the following? a . Relationship among modules, data, and programs of an AIS b . Flow of data in an organization c . Decision rules in a computer program d . Computer hardware configuration
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QUESTION 4. Optimization via Golden Section Search by Hand and using MATLAB. [Show the hand calculations for Part I. Include the M file and the iterative results for Part II] {Mark: 7; 3.5, 3.5} The performance of a system, y = In x sin[x?l(57)] / x, where x? (5y) is in radians, and y is unimodal between 1
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Question 2 0 Not yet answered Marked out of 1 . 0 0 is an older type which stores data sequentially and is slow compared to the speed of other secondary storage media. a . Magnetic disk b . SAN c . Optical disk d . Magnetic tape
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Q6: Based on the information in the graphic shown, use the IP Address 175.63.2.0/23 to design a network addressing scheme that will supply the minimum number of subnets, and allow enough extra subnets and hosts for 25% growth in all areas. For each area find the following: Subnet mask, number of usable hosts, first address, and broadcast address.
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The page initially implements the Do Nothing pattern and is not mobile friendly. Modify the code to be mobile friendly and implement the following menu patterns one at a time. a) Toggle pattern. b) Off Canvas - left nav flyout c) Sticky Footer.

Find the decimal value of the postfix (RPN) expression. Round answers to one decimal place (e.g. for an answer of 13.45 you would enter 13.5): 4 2 ^ 7 6 - / 8 *

Please put into words what this ERD is illustrating EmployeeTasks Employees Projocta Tasks TaskTime EmployeeTasks Task ID (FK) Employoe ID (FK Task Assign Date Tasks Employees ProjoctS Employee ID Employee Name Employee Phone Employee Address Employe Manager Task D Task Time Projoct ID Projoct Name Project Desc Proj Start Date Proj End Date Task
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TCP / IP is an example of which of the following

Review Chapters 1618 in the Course Text, The Dynamics of Mass Communication: Media in Transition , and the video Principles of Risk Communication." Review the articles From the Editor: Questions of Ethicsfor Bee and You, Opinion: From the Editor: The Question Is Ethics, and Readers Respond, and Impact of the Global Media Revolution." Read the two

The difference between active and passive RFID is: Active RFID requires user input in order to function whereas passive RFID devices require no user input Actlve RFID need to be closer to the reader than passive RFID devices Active RFID send a signal whereas passive must be prompted to send data Active RFID devices have greater security build into
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2. Write the Boolean expression X A B 7408N 1 3 12 X 7404N 7432N 4 C D 5 7408N a. b. Determine the values of A, B, C, and D that makes the output X = 0. Implement the circuit and verify your answer for (2.a) 3. Draw and implement the logic circuit represented by the below expression. Write the truth table: a. A + B [C+ DB + C)]
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Problem 5 . You are provided with the following two data sets:The data sets each have 3 variables, ID , GRADE and PROF. Combine these two data sets into one called GRADES and keep only variables ID and GRADE. Calculate the variable PER which is the GRADE expressed as a percentage ( scale 0 - 1 ) . Assign a letter grade ( A , B , C etc. ) using
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What factors other than speed might affect your web - viewing experience?

How does the use of arrays help you parse through strings? When could you use this concept to validate or format a string? Multidimensional arrays are something that you will tend to use a lot when programming. Can you think of any real-world situations where a multidimensional array would make your life easier when coding? This is in JavaScipt

In the programming language SQL , if a stored procedure called ' pr _ LoadEmployee' accepts a single integer paramater ' @EID', is the following syntax correct: EXEC pr _ LoadEmployee 1 0 0 ?

What are the steps required to input one bit from an input pin?

What was the cause of the software outage in the sample apology? User error Major power outage at a data center Cyberattack A scheduled system update
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Let mixsort ( A , 1 , n ) be an algorithm that sorts an array A with n integers. It works as follows: mixsort ( A , p , q ) { if p > = q , return; r = partition ( A , p , q ) ; / / run mixsort on the low part mixsort ( A , p , r 1 ) ; / / run insert sort on the high part insertsort ( A , r + 1 , q ) ; } Compute the best - case, worst - case, and

Lab #5 EGRE245 Fall 2017 1. The value of the mathematical constant e can be expressed as the infinite series Write a complete C program that approximates e by computing the value of where n is an integer greater than 2 entered by the user. Want to know how well your program did? The value of e is defined as a constant in math.h - print if out with
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Write a program to play songs randomly in Python 3.1. How could you do it so that the same song didn't play twice in a row? Write some pseudo code for a random play function and post it.

1) Express the following numbers in IEEE 32-bit (single precision) floating point format: 1) -5.5 2) 0.0005 3) 0.1
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PYTHONG/BOKEH- Say I have a dictionary something like this d = {2012': [50, 62], '2013': [53, 55], '2014': [51,52]}, where the keys represent the year and the value is a list where the first number is the number of girls that attended a class and the second is the number of boys that attended a class. How can I create a stacked bar chart on bokeh

Java Programming Question Implement and test an algorithm that uses a binary search tree (BST) to sort an array of objects. Such a sort is called tree sort produced by using the in-order traversal. Sample output: Before Sorting: [12, 32, 47, 38, 25, 33, 13, 44, 37, 7, 21, 9, 8, 2, 20, 19, 16, 48, 30, 40] After Sorting: [2, 7, 8, 9, 12, 13, 16, 19,

What was discussed in Chapter 3 that allows a user on the net to send email and surf the World Wide Web without detection? _ _ _ _ _ _ _ _

what do the applications about freeway congestion and 1 0 a . m . classes have in common?

What mode will write text at the end of the existing text in a file? Read " r " Append " a " Write " w "
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Texas Transfer, a major trucker in the southwest, ships goods from its hub warehouse in El Paso to all the cities shown. Trucks leave the hub and proceed directly to their destination city, with no intermediate drop-offs or pickups. Texas Transfer drivers are allowed to choose their own route from El Paso to their destination. However, managements
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Assume my _ list is a list of integer values. Write a list comprehension statement that creates a second list named gt _ ten. The gt _ ten list should contain all the values of my _ list that are greater than 1 0 . For example, if my _ list contains the following values: [ 1 , 1 2 , 2 , 2 0 , 3 , 1 5 , 4 ] The gt _ ten list should contain these

Problem #2 (30 points): a) Let the mathematical function f(x) be defined as: f (x) - exp(-0.5x) cos(10x) Write a Matlab function called Bisection1 that would find the zero based on a passing input arguments x0 & x1 which defines the initial interval [x0,x1] The function should starts as: function x-Bisection1(x0) % enter your code here end Submit
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IPv4 Address Structure Network, Host, and Broadcast Addresses Exercises: Find the network, host and broadcast addresses for the following IP addresses:- 1- 192.168.10.60 / 24 2- 10.20.30.40 / 16 3- 192.168.5.20 / 28
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in the picture is a solution I need b solution please ,Thank you import java.util.ArrayList; import java.util.Collections; import java.util.Date; class PizzaOrder implements Comparable (private String customerName; private Date dateOrdered; final static int SMALL = 1, MEDIUM=2, LARGE = 3; private int pizzaSize; private int numberOfToppings;
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Question 9 The data link layer performs error detection. True False
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Exercise 4 Print Statement Challenge - Write a Python program that asks the user to enter one letter, one digit and one special symbol (such as "!") using 3 separate input() statement, then, our program must : 1. display to the user each of the three values on a separate line using as many print() statements as needed. Hint: string formatting. 2.

**Important, please read thoroughly** I have tired all the other answer to this question but none seem to work for me. I can't seem to figure out where I need to put the given "animals.txt" file or All the other answers seem to not be able to open the "verse.txt" file like it is supposed to do. I hope someone can help me with this because I am
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Computer programming Java Use eclipse workspace or any related java script. make a code to the problem below. A certain bank offers 6 . 5 % interest on savings accounts, compounded annually. Create a table that shows how much money a person will accumulate over a period of 2 5 years, assuming that the person makes an initial investment of $ 1 0 0
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We will re-visit the "War" game you implemented in Assignment 3. This time, we wl make use of our new knowledge of data structures and see if this can make our code more streamlined and efficient! Minimum files to submit: LinkedList.java, Node java, Card.java, Deck.java, Pile java, Demo.java You will be using similar LinkedList and Node
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The reaction\ A+BlongrightarrowC+D, rate =k[A][B]^(2) \ /bar (/bar (\\\\epsi )) has an initial rate of 0.0210(M)/(s) .\ (1) What will the initial rate be if A is halved and B is tripled?\ initial rate:\ (M)/(s) \ What will the initial rate be if A is tripled and B is halved?\ initial rate: The reaction A+BC+Drate=k[A][B]2 has an initial rate of
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This is a cryptology question. Not sure how to prove the secureness of the function below. I think this is enough info. Let E : {0,1}k * {0,1}k {0,1}k be a secure pseudorandom permutation (i.e., a block cipher), Let E be a secure block cipher as defined above. Prove that the function G(K) = Ek(1k)||EK(ok) is a secure pseudorandom generator. Let E
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This assignment is referring to using a Linux Virtual Machine terminal and writing in C. Assignment 2: Standard I/O library buffer sizes Questions The following examplecalls.c code will be needed to answer the questions below: /* File examplecalls.c */ /* Standard I/O and string libraries */ #include #include /* POSIX API, for many system call

Python Code Please Specific things we would like this function to do: a) Take in one input argument that represents a dataset in the form of a 1D numpy array. This array should contain a set of numbers of arbitrary size. b) To make sure that you didn't just randomly download the function somewhere and to ensure that you understand the concept of
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Create an Ajax-based product catalog that obtains its data from JSON files located on a Web server. The data should be separated into four JSON files. The first should be a summary file, containing a list of products. Each product should have a title, an image filename for a thumbnail image and a price. The second file should contain a list of

Write a secant code to determine at least one solution of the nonlinear equation 3 0 . 1 x + 2 s i n ( x ) - x = 0 and then write a companion matrix code to determine all solutions of the polynomial equation 3 7 x 4 + 2 x 2 + 3 x + 9 = 0
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What type of data might be collected from sources like weather sensors , smartphones, and social media? Semi - structured data Structured data Raw data Big data Schema - on - write data
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Which one of the following extends a private network across public networks? A Local Area Network. B Virtual Private Network. C Enterprise Private Network. D Storage Area Network.
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How does misinformation on social media affect people?

Write a PICmicro code that uses the Timer function (not delay loops) to turn on an LED on for 30 second and off for 40 seconds continuously after Int 0 occurs. Show both your code and schematic to implement the functionality described
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Write a documented program that will implement the following conveyor motor control process: Please use LogixPro to create the program. 8-3 Write a documented program that will implement the following conveyor motor control process: The start button is pressed to start the conveyor motor. Cases move past the proximity switch and increment the
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Why is it important to set the ownership of a problem?.

Depth - first search with addition of adding one variable at a time and check constraints as you go is called backtracking search. True False
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Your task is to write an application to ask peoples preferences on a topic of your choice and compute statistics and display the results. Follow the direction in Exercise 7.40, but with your own topic, instead of surveying social-consciousness issues. An example topic is to survey the favorite winter Olympic games people want to watch among speed

What is the most secure type of authentication?Question 1 0 Answera.something the user knows such as a user ID and passwordb.something the user has such as a smart card or tokenc.something that is part of the user such as a fingerprint or voice signatured.All of the answers are correct.

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