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Databases Questions and Answers January 10, 2019

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Which is correct with respect to size of the datatypes? Group of answer choices int > bool > double int > double > bool bool > int > double double > int > bool

matlab The compliance or elasticity of the lung is defined as: In a biomedical engineering physiology lab, a spirometer was used to measure the volume of the lungs at a given pressure, which was measured by a pressure transducer. The following data were collected: Pressure Volume 0 cmH2O 1.750 L 5 cmH2O 2.500 L 10 cmH2O 3.750 L 15 cmH2O 4.000 L 20

please i need code in ruby for part 1 to part3 thank you # RubyHashes # Part I def array_2_hash emails, contacts # YOUR CODE HERE E o co van DwN end # Part II def array2d_2_hash contact_info, contacts # YOUR CODE HERE end 13 # Part III def hash_2_array contacts # YOUR CODE HERE end
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Which of the following statements is true about primary keys? aThe function of the primary key is to guarantee entity integrity, not to describe" the entity b . The function of the primary key is to guarantee entity integrity, and to "describe" the entity primary key is the attribute or combination of attributes that uniquely identifies entity

Discuss the importance of redundancy in a DCS system. Hint: Think about sharing data between SCADA and DCS .

Task 4: In C++, a 2-D array could be declared on stack as well as on heap as follows: const int ROW_MAX = 5; const int COL_MAX = 10; int arr_stack [ROW_MAX][COL_MAX]; int **arr_heap = new int*[ROW_MAX]; for (int row=0; row
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Write the following in C++ Program Objective: Functions, math and file stream modules, fundamental programming and problem solving Loan Calculator: Interest on a loan is paid on a declining balance, and hence a loan with an interest rate of, say, 14 percent can cost significantly less than 14 percent of the balance. Write a program that takes a
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Which statement best describes an IAM policy?Which statement best describes an IAM policy?The identity that is established when you first create an AWS accountAn authentication process that provides an extra layer of protection for your AWS accountAn identity that you can assume to gain temporary access to permissionsA document that grants or

1 . Which view should you use if you want to see what is due this week in your course? a . The Outline View b . The Full View c . The Week View d . The List View Question Content Area 2 . Which MindTap Learning Path folder contains assignments that will help you learn new concepts? a . The Apply It folder b . The Study It folder c . The StudyHub

The production of goods by a French company in Italy for sale in Italy is an example of an Italian merchandise import. True False
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5 . 1 8 LAB: Swapping variables Write a program whose input is two integers and whose output is the two integers swapped. Ex: If the input is: 3 8 the output is: 8 3 Your program must define and call the following function. swap _ values ( ) returns the two values in swapped order. def swap _ values ( user _ vall, user _ val 2 ) 5 7 2 4 6 0 . 3 4
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The amount of content online is largely unlimited but the speed of online delivery is constrained by _ _ _ ? Group of answer choices URL lags weak packets TCP / IP interference bandwidth

Write it in C programming Write a program that prints the pattern below. The size of the pattern is read from the user Write this code in three ways: 1) Counters method (write what the counters should be doing and then derive the code) 2) Using the variables 'nstars' and 'nspaces' 3) Treating the print space as x-y coorindates Enter size: 5
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For the given sequence of instructions, fill the table below with the pipeline stages for each instruction. IMPORTANT: ASSUME that due to a hardware defect ALU takes twice the time to MULT / DIV , also "forwarding, that is the result of BUS is available in the beginning of the next 2 clock cycles. If possible, try to reduce the number of cycles by
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Baboon "wahoo" barks exist along a continuum where one end is given as an alarm call to leopards and the other end is given during male - male aggressive conflicts. This is an example of a
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i finish making my webisite for: phone version compatible and pc version compatible but how can i merge them!!?? what do i need or what code?? my language (script) is hmtl The whole point is for customers to see my website if they have a phone or if they're in front of a PC -will give tumbs up

Basic concept of grammar simplification: ( a ) Identify the useless variables in S A | B , A a A | , B b B , C c C | c | . ( b ) List all possible unit - productions in S A | b B , A B | a , B A | b | . ( c ) Identify all nullable variables in S A | A B , A a A | , B b B | b | . ( d ) Update the production S aAB, if we know that both A and B may
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help with this code please, thank you! 1. Write a function sum_squares(vals) that takes as input a list of numbers vals and uses recursion to compute and return the sum of the squares of the individual numbers in the list. For example: sum_squares ([2,5,3]) should recursively compute 22+55+33 and return the resulting value of 38 . Here are two
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Considering Two Cases Please write program for 1rst question ) Given a string "aaabbbcc", compress it, = "a3b3c2" . Given that output string's length is always smaller than input string, you have do it inplace. No extra space like array should be used. 2nd Question) Given a string "aaabbbcc", compress it, = "3a3b2c" . Given that output string's

import java.util.Scanner; public class RefundAmount { public static void main(String[] args) { System.out.println("Refund: " + refund(23000.0,2) + " Expected: 3000.0") ; System.out.println("Refund: " + refund(17500.0,4) + " Expected: 8000.0") ; System.out.println("Refund: " + refund(80000.0,9) + " Expected: 0.0") ; System.out.println("Refund: " +

Brick - and - mortar stores include drugstores. True False
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1 . Build a regular expression that captures all non - empty sequences of letters other than the string aaa . For your convenience, you may use a not operator that takes a set of letters as argument and matches any other letter. For instance, not ( abc ) matches any letter other than a , b and c . Use . to match any letter. 2 . Build a regular

These data must be combined in order to facilitate their analysis. systolic blood pressure outside of the range of 8 0 - 2 0 0 and diastolic blood pressure outside of the range of 6 0 - 1 3 0 are extremely rare, so the data must also be reviewed to ensure there are no records with a systolic blood pressure outside of the range 8 0 - 2 0 0 and no

In my videos on Behavioral Economics, I gave an example of predictive analytics that disregarded psychology ( Target ) and got a negative reaction from the general public. In that same video, I talked about another company ( Progressive ) that made use of psychology to capitalize on the predictive analytics advantage they had. In a minimum of two

What is the primary purpose of using functions in MATLAB? a . To execute a sequence of commands with fixed parameters b . To modularize code and make it reusable for various inputs c . To store variables in the workspace d . To create graphical plots Multiple - Choice Jump to . . . Multiple - Choice > 1 5 1 4 esc F 1 F 2 F 3 1
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I just need to know the what the N, Binary output, and Hex conversion is of every code. I dont need to know the solve the code. Where N is the number of bits in the datatype of myvar. Never mind exactly how the code works for the moment (this is the subject of EGR226). Modify the code above by replacing the highlighted portion, to output the
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In a procedure call, what is responsible for saving the $ra registers? Caller Procedure Callee Procedure Stack Operating System
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Which of these is the best definition of tunneling? a . ) Encrypting data being sent and received, as when accessing a secure website b . ) Encapsulating one protocol within another for greater security c . ) Establishing a point - to - point hardware connection, such as with a T 1 line d . ) Using an ACL to filter traffic to and from a router

In , each processor has its own individual ( distributed ) memory and communicate and coordinate through an interconnection network.

can someone help on this using java char symbol & for loop Write a loop that displays all possible combinations of two letters where the letters are ' a ', or ' b ', or ' c ', or ' d ', or ' 'e'. The combinations should be displayed in ascending alphabetical order: aa ab ac ad ae ba bb ... ee
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Design Problems Three design problems are listed on the pages that follow. Select the most appropriate design pattern to use to address the problem and clearly motivate how it addresses the problem. Furthermore, show an appropriate class diagram followed by enough code fragments to illustrate the implementation of your pattern. To clarify, you
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Cloud Kicks plans to use case teams to help collaborate on difficult issues. Support agents can use predefined case teams to add specialists on a case. Specialists need to be able to view cases and add related records to the case What is the recommended level of case access for the Case Team role? A . Territory Rule B . Private C . Read - Only

The following method is in a class which imports all classes from the java.util package: public void quiz (List numbers) { for (int i=0; i 0) System.out.println (myList.get(i)); Which, if any, of the following is/are true of this method? It will print all the positive numbers in the given List of numbers. It will fail to print the last number in
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INTRODUCTION TO INTERACTION MULTIMEDIA Project Requirements for CSC425: This project will be submitted as a mini project, which is part of the continuous assessment (10%) in this course. You have to participate in a small project team. Discuss with your group members to choose one of the following program: Hotel Billing program Cyber Caf program
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Cost Estimation Activity 1- The project manager will be working with the analysts to estimate the time and personnel costs required to build the ATM system based on the use cases provided. 2- Compute a person month estimate for the time required to build the ATM system using the proxy technique using data from the table below. You will need to
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Question 1 9 . Static NAT has a one - to - one relationship between inside and outside IP addresses.

prvide code in Sql and an equivalent equation in Relational Algebra for the question asked below In Relational Algebra and in SQL, Display the first and last names of all managers that earn over $92,000, that manage other employees over the age of 25, and who have also turned in timecards for the months of August and September of the year 2020.
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Q 1 : Based on the following

What is the output of the following code? Stack snew Stack ); s.push(7); s.push (10); System.out.println (s.pop()); System.out.println(s.peek)); s.push(3); s.push(5); System.out.println (s.pop()); System.out.println(s.isEmpty)); System.out.println(s.size()); System.out.println(s.peek)); s.push(8); System.out.println (s.pop()); System.out.println
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In this exercise, you will generate 3 random numbers and find the lowest number - Remove all code added between the II Your lab exercise ... comment lines - Copy/paste the following between the comment lines int Num1,Num2,Num3,Low; srand(time(0)); II Generate a random numbes from 0 through 9 . Assign to Num1 aaa II Generate a random numbes from -2
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Virtual Private Network (VPN) describes the opportunity to establish a protected network connection when using public networks. VPNs will encrypt internet traffic and disguise online identity. Many vulnerabilities can occur during online learning, such as pop-out advertisements, software threats, spying, and phishing. Meanwhile, types of security

static void Main ( ) { double days,books; Console.WriteLine ( " Enter the number of books" ) ; books = double.Parse ( Console . ReadLine ( ) ) ; Console.WriteLine ( " Enter the number of days" ) ; days = double.Parse ( Console . ReadLine ( ) ) ; / / Here we call the DisplayFine method with the help of the class name so that the method is accesible

Algorithms In computer science and mathematics, an algorithm is a series of steps or instructions used to complete a calculation. Flowcharts are type of diagram that is typically used document algorithms. For example, Figure 1 shows an algorithm which sorts any three integers from smallest to largest. Figure 1 : Flow chart for sorting three
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morous birds of prey meaning X All tenses - T26 All tenses-T26 File C:/Users/Director%20HL/Downloads/Tenses%20exercisepdf.pdf ill in the correct form of the verb - All tenses SHIVALI S 1 1/2 1. They 2. I 3. The sun 4. The sun 5. I promise that I 6. Unfortunately, just as we got to the airport their plane 7. They 8. I was tired yesterday because I

DSP Q3/ Assume we have a linear time-invariant system y(n)=0.5x(n)+100x(n2)20x(n10) With an initial condition x(1)=0. a. Determine the unit-impulse response h(n) b. Draw the block diagram of Discrete-Time Realization
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v Cogyright Adither Eita Batar Date. 27-01-2est 8 updati the welght. idapant tyteft = eapact tytaft - ahaskentedt. atter the 1 por: . ithallenge Test run: Add the weights to the bin as given in the table. What is the capacityLeft and what is the value of the condition of the loop
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Kansas Hardware management approaches you that they want to computerize their invoice system from the current manual system to a digital one. Using your knowledge of Object Oriented Programing, create a class called Invoice that Kansas hardware store might use to represent an invoice for an item sold at the store. An Invoice should include four

Write a program consisting of two files: calculations.h calculator.cpp The file calculations.h contains the instructions to do six different things: a) Add two numbers together b) Subtract one number from another c) Multiply two numbers together d) Divide one number by another e) Square a number f) Find the average of a set of numbers between 1

Use the construction in the proof of Theorem 1 . 4 5 to give the state diagrams of NFAs recognizing the union of the languages described in a . Exercises 1 . 6 a and 1 . 6 b . b . Exercises 1 . 6 c and 1 . 6 f

About Petri net problem Consider the following Petri net with the initial state as shown in the figure. The number on the arrows indicates how many tokens have to be consumed or will be produced. Assume we start from initial state for all the questions. (5 points) P1 T1 T2 T3 T4 T5 P4 P2 P3 T6 P5 (a) State 3 different firing sequences which will
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Problem descrip+on You will write a program that reads from one file, interprets what it reads and writes to a second fine. There is an example input file in Moodle: infile.dat. You will need to place that file onto your computer in the same folder that contains the main.cpp program for this project. If you prefer, you can rename it to infile.txt,

Database Dsgn & Implementation please do this all the questions please! Please write your name and student ID at the top of the word document Upload the document to Moodle 1) Draw data models for the following entities. In each case, make certain that you show the attributes and identifiers: a) Aireraft: An aireraft has a manufacturer, model
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Separate the first and last name of each employee. Once separated, create the New EmployeeID. The new ID should consist of the employee's first and last initials, the last 4 digits of their current employee ID , and the code associated with their department. For example, Kevin Malone's new ID should be KM 3 0 8 2 ACCT.
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Question 2 There are laws that require businesses to prove that their data are secure . True False
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Q 0 3 . The order of time complexity of enqueue - ing an element into a priority queue ( with n elements ) : a . is independent of the particular implementation b . is O ( 1 ) for any implementation using ordered arrays c . is always O ( nlogn ) d . is always the same as the order of complexity of the dequeue operation e . none of the above
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Divide two field names on access Using an artists table and paintings table
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Incorrect Question 1 0 0 . 2 pts In a procedure call, what is responsible for saving the $ + 0 - $ 1 9 registers? Callee Procedure Operating System Stack Caller Procedure ncorrect Question 2 0 0 . 2 pts When we write the instruction "addi $ s p , $ s p , 8 " , most likely we are preparing for: Saving registers to stack Executing instruction j
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In linux, the pipe symbol ( used to send the output of one command to the input of another ) is: Question 1 0 options: ^ none of the other other answers : > $ - -

1- they want add this new requirement to the "external style sheet" 2- the finle output 3- the main code "they don't to want to change it" 4- the "external style sheet" that they want to change it in html "notepad++" to the external style sheet: a. Add a class style1 and using it in the last paragraph in your website: .stylel position: relative
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1.) (40 POINTS) Write an Assembly program in MIPS that does the following: - Ask to enter two integers - Ask to choose which of the 4 operations user wants to perform. The operations are listed as follows: Additioin Subtraction Multiplication Division Perform the operation and display the result to the user -Ask if the user wants to continue (C)
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Describe five important signs that show a company is prepared to adopt big data technology. Also, discuss the influence of growing data volume, variety, and speed on storage methods and data processing technologies How does the surge in data volume, diversity, and speed affect storage solutions and data processing technologies? How does the

What happens when you enter search keywords in the Search box of File Explorer and the OneDrive option is selected? A . The search cannot be further narrowed. B . The search is limited to that specific location. C . The search is limited to the selected location but can be expanded if you like. D . The search is automatically expanded to include
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1. Registry conditions: A. Show how the decimal integer * -120 would be stored in 16 bits * -120 would be stored in 8 bits * -32456 would be stored in 32 bits * -32456 would be stored in 16 bits B. For each of the following decimal numbers, tell whether it could be stored (1) as a 16-bit number (2) as an 8-bit number. * 32768 * -40000 * 65536 *

For a string w = QjQ2A304050607..., define third(w) = (3260g .... Then, for a language L, define third(L) = {third(w): w L}. Show that if L is regular, then third(L) is also regular. Hint: Construct an e-NFA from the DFA for L
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Function F ( n ) ) : If n = 0 : Return ( 2 , 1 ) Else b 1 Fori from 1 ton b 2 b ( u , v ) F ( n 1 ) Return ( u + b , v b )

i need help with both exercise 1 and exercise 4 in c language note for exercise 4 do not use any built in function to compute the square of a number z=(1/x^2) + (1/y^2) Exercise 1 Create two functions, one that calculates the area of a triangle and a second one that calculates the circumference of a circle. In main, ask the user which of the two
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What is the lrimary purpose of polynorphic code for malware programs?
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Consider the following. f ( x , y , z ) = x 2 yz xyz 3 , P ( 2 , 1 , 1 ) , u = 0 , 4 5 , 3 5

Using d3.v3.min.js (https://d3js.org/d3.v3.min.js) to create index.html. The following should be written in HTML: 1. Generate and plot 50 objects: 25 circles and 25 upward-pointing equilateral triangles. Each objects X and Y coordinates should be a random integer between 0 and 100 inclusively (i.e., [0, 100]). An objects X and Y coordinates should
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A website's internal search engine stores in the following table the number of times each phrase ( in lower case form ) was searched for: TABLE searchedPhrases id INTEGER PRIMARY KEY NOT NULL, text VARCHAR ( 2 0 0 ) NOT NULL, count INTEGER NOT NULL Autocomplete suggestions are generated using the following SQL query ( where input _ text is in
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Question 4 2 pts What must be placed between the bottom of the cooler heatsink and the top of a processor? plastic clip jumper thermal compound dual core
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1. Write sql queries to create the following tables with the data customer custorder Ltemorder 2. Write sql queries to achieve the following. A. Find the customer(s) details who have not made an order. B. Find the customer(s) details who is/are from either Trinidad or Barbados. C. Create a view called Tot_Per_Ord as follows: Tot_Per_Ord(OrderID\#,
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Suppose we are going to hash numbers into a hash table using open addressing with double hashing. 1 Thus there are two auxiliary hash functions, h1(k) and h2(k) (where k is the value of the key to be hashed). The successive locations for probes into a hash table of size n are given by the function h(k,i)=(h1(k)+ih2(k))%n,fori=0,1,2,,n1. Suppose:
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Please solve below question, I need code and Output screenshot Note: Please do not use chatGPT a . Formulate this problem as an optimization problem ( like you all learned in Optimization Techniques for Al ) and solve it using MATLAB's optimization solver ( not the GUI but in code form ) . b . Design an optimal algorithm and prove why it is
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A digital system received the following data: 0 1 1 1 0 1 0 1 0 0 0 1 1 1 0 1 1 To check its integrity, the system performed an error detection operation using the hamming code, the check result was 0 5 How many parity bits are implemented in this message? What is the value of the check bits? Where are the errors in the message? What will the
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Functional Business Requirements You are responsible for developing the business requirements for a start-up e-commerce company as a part of the Information Systems Project. The goal of the project is to develop a new e-commerce information system infrastructure for the e-commerce start-up company which sells organic eco-friendly products. The

02: You would like to transmit three numbers from one node to another node using digital communication medium. Each number you enter the keyboard has to be converted to digital bits ( i.e. ones and zeros). How many bits will be needed to store and send all three numbers; A: 26 B: 16 C: 24 D: 8 03. Among the application services lists given below,

\ Pi _ 3 : = ( KeyGen _ 3 , Tag _ 3 , Verify _ 3 ) is defined as follows: KeyGen _ 3 first runs KeyGen _ 1 obtains k _ 1 , and then runs KeyGen _ 2 obtains k _ 2 , the output key is ( k _ 1 , k _ 2 ) . Tag _ 3 [ ( k _ 1 , k _ 2 ) , ( m _ 1 , m _ 2 ) ] first runs Tag _ 1 ( k _ 1 , m _ 1 ) and obtains \ sigma _ 1 and it runs Tag _ 2 ( k _ 2 , m _ 1

Which of the following is an example of a visual programming language? Group of answer choices XML HTML Visual Basic . NET CSS Microsoft . NET

Complete a statement that reads a user - entered string into variable my _ var.
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In one iteration of the C + + Merge ( ) function's first loop, _ _ _ _ _ copied to the merged list.

( 1 5 points ) Write a recursive method to compute the following series: ( ) = 1 3 + 2 5 + 3 7 + 4 9 + 5 1 1 + 6 1 3 + + 2 + 1 Write a test program that displays ( ) for = 1 , 2 , 3 , , 1 0 .

Question 1 Carefully read the case study below. The KL Netball Club needs a database system to help track members that sign up to play netball. Data needs to be kept on each team, the teenagers playing, and their guardians. Also, data needs to be kept on the coaches for each team. The followings are the classes and attributes for each class: The
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Using Python: Suppose class Student represents information about students in a course. Each student has a name and a list of test scores. The Student class should allow the user to view a student's name, view a test score at a given position, view the highest test score, view the average test score, and obtain a string representation of the
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Using Norman's design principles, match the principle to the scenarios below that best demonstrates the principle in practice. Note that a scenario may a have more than 1 design principle that roughly applies, but only one is the best match. Each design principle is only to be used once. A Haunted House attraction only open during the month of

Suppose we have a language using the reference model ie all variables are references, there is no explicit dereference operator). Memory is freed by a reference-counting garbage collector. Consider the following program. State which variables point to which objects after the execution of each line of the program and what the values of the
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In C++ 2. Use diagram to explain the logic to insert new node before a specified node for doubly linked list. Explain the steps points] for doubly linked list. Explain the steps then use 3. Use diagram to explain the logic to delete a specified node pseudocode to explain the implementation. [4 points]
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Let R1 be the "divides" relation on the set of all positive integers, and let R2 be the "divides" relation on the set of all integers. For all a, b elementof Z^+, a R_1 b reversible a | b For all a, b elementof Z, a R_2 b reversible a | b a-Is R1 antisymmetric ? Prove or give a counterexample b- Is R2 antisymmetric ? Prove or give a counter example
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What is the name of the scale used to measure the intensity of hurricanes? a ) Richter Scale b ) Fujita Scale c ) Saffir - Simpson Scale d ) Beaufort Scaleh

RSA Describe the RSA ( Rivest , Shamir and Adleman ) public key cryptosystem. Your answer should include: ( i ) the generation of the public and private keys ( ii ) the encryption algorithm ( iii ) the decryption algorithm ( iv ) the basis for the security of RSA. RSA example
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Part-II 4. Make a m-file and write MATLAB commands in it to accomplish the following: Evaluation of sin(x) for the following values of x: 0, 1/4, 1/2, 3/4, 7, 5x/4, 3/2, 7/4, 21, 91/4, 5x2, 112/4,6x/2, 13./4. 71/2, 152/4, 410 Evaluation of cos(x) for the same values of x as shown above 5. Plot a MATLAB figure that shows both sin(x) and cos(x)
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Within a loop, which line of code would you use to increase the number within a variable? add( count, '1') +1 ' count count + ' 1 ' number = count +1 ' None of these answers are correct
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wala In cell B7, enter a formula using the function for the Straight-line depreciation method. Use the cell names Cost and Salvage for the Cost and Salvage function arguments. Use the appropriate cell reference for the Life argument. Be sure to use the appropriate cell reference type to allow you to copy the formula to the rest of the column. 6x0

Which of the following is true regarding Prologue's Honda Sensing suite? It offers a feature set that's specific to Prologue It uses different naming conventions compared to other Honda models Functional and operation conditions between Prologue and other Honda model features are similar but may not be identical All of these
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Please answer as soon as possible Thank you QUESTION 1 In the UML Diagram for a Car class, code a no-arg constructor method initializing any String instance fields to a null String and a numberic field to 0. Type your code in the short answer box. Car -make: String model: String yearModel: int -marketvalue: double +Car) Car(mak: String, mod:
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Which of the following code snippets would indicate a class Plant is the parent of a class Flower? Which of the following code snippets would indicate a class Plant is the parent of a class Flower? class Plant ( Flower ) : class Flower as Plant: class Plant as Flower: class Flower ( Plant ) :

Question 1 ( 25 marks) a. Andy and Ben are going to select Network Operating Systems for their web servers respectively: Andy requires a fast and powerful file system management to support his server, while Ben is more familiar with the Microsoft Windows' series of OS and would like to have Graphical User Interface (GUI) for easier manipulation.
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nmap ( networking map ) is a multifaceted utility used to scan a range of IP addresses, identify active systems, determine which ports on those systems are open, and identify the respective operating systems. True or false.
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9 Which of the following is a privacy issue? yet swered Select one: How can we ensure that the information will be processed properly and presented accurately to users? Firish attempt How should we handle illegally copying copyrighted software? What Information about oneself should an individual be required to reveal to others? What information

The most common oblique projection of the second through fifth digits is _ _ _ _ _ with _ _ _ _ rotationAP; medialAP; lateralPA; medialPA; lateral

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