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Databases Questions and Answers November 06, 2020

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3. The signals ld and rst could be 0 or 1. If rst is 0, what is the output q as a function of din? If rst is 1 and ld is 1, what is the output q as a function of din? 0 q_nxt[7:0] q[7:0] 8b reg din[7:0]] 8 Id rst clk
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hen unboxing a new printer, why is it important to remove all protective tapes or films from the printer?

12.19 LAB: Solution of linear systems of equations Solution of systems of multiple equations in multiple unknowns is a common engineering task. When those equations are linear, meaning the unknowns only appear to the first power and never multiplied together, the concepts of linear algebra are used to solve the system. An example of a system of
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2. (a) For each of the following expressions, say whether they are sentences of Sentential, and briefly explain your answer: i. (((2 )) 2); ii. ( ( )); iii. ( ); iv. ( (1 )); v. (( ( )) (2 ( 1))); (b) True or false: every sentence of Sentential contains the same number of right parentheses ) as it does left parentheses (. Explain your answer.

With the advent of object-oriented programming, is it ever necessary to use C-type structs rather than classes? If so, when? What are the advantages or disadvantages of each approach?

Encryption of data happens at the following OSI Model layer. Physical Session Transport Presentation Application

Is +* a b / c ++ de fg a prefix expression? Explain in terms of the grammar for prefix expressions.

Question 3 8 3 pts Some web sites continually search the Web for information about people with desirable talents and sell access to their database of potential recruits. What is being referred to here? X - raying Flipping Boolean search Web crawlers
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Formal explanation with a graph will be helpful. Thank you 6. Let G (V, E) be a directed graph, and suppose that for each node u, the number of edges into u is equal to the number of edges out of u. Let r and y be two nodes of G, and suppose that there exist k mutually edge- disjoint paths from r to y. Under these conditions, does it follow that
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Which component of the LAMP stack is responsible for handling HTTP requests? MySQL Linux MongoDB Apache PHP
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1.A tech is troubleshooting a PC and notes it is exhibiting slow performance. In addition, some websites are blocked, but others are accessible. The PC's network utilization is high when no applications are running. Which of the following will most likely resolve this issue? A. Defragment the hard drive B. Install additional RAM C. Run the

FO/1 F02 Foo/l/atchi Swita F0/2 FO FO PCI 192.168.1.2 PC2 192.168.13 Refer the above diagram. Two PC's are connected to a switch. The IP addresses of the PC's are as displayed in the diagram. PC (192.168.1.2) is connected to port Fa0/1 on the switch and PC (192.168.1.3) is connected to port Fa0/2 on the switch. Answer the following: 1. Does the
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A nested dictionary is a dictionary that contains dictionaries as values. A common practice to work with nested dictionaries is to flatten them, so that the key-value pairs in the children (inner) dictionaries are moved to the parent (outer) dictionary. Write a recursive function that flattens a nested dictionary (nested_dict). In the final

Suppose that you have a Linux file called myfile with current permissions rw-rw---- . You decide that you want to grant yourself execute permission as well as read and write permission for the file, and you want your user group and others to only have read permission. write two different chmod commands that will perform the desired action.

Needing help on this question, I will rate :) 4.1 Algorithim Format Algorithm (Function) Name: breadthSearch Input G=(V, E) a graph s, starting node t, terminating node Output hasPath = true: there is a path from s to t = false otherwise Side effects N.A. Auxiliary data Q: a queue // a node in the queue means its neighbors need to be inspected //
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If you run the following code, what will be the data type of variable num 2 ? num 1 = " 1 a 3 4 fd " num 2 = int ( num 1 , base = 1 6 )

i have a segmentation fault i used gdp and this should be a a program that filters out non - printable ASCII characters. That is , any character in the input from decimal 3 2 ( space ) up to 1 2 6 ( tilde ) should be copied to the output. Also copy to the output the characters at decimal values 9 and 1 0 ( tab and line - feed ) . Any other

Improve the Word Jumble game by adding a scoring system. Make the point value for a word based on its length. Deduct points if the player asks for a hint. From the textbook "Beginning C++ Through Game Programming" by Micheal Dawson

Dim src As String src = "SELECT Cal FROM Study503.jj where Name = ___________________________ rstFirstRecordset.Open Source:=src, ActiveConnection:=cntMyConnection Worksheets("DatabaseConnection").Activate With ActiveSheet _______________________________________________________________________ End With Set rstFirstRecordset = Nothing
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14 To multiply two matrices make sure that the number of columns in the 1st one equals the number of rows in the 2nd one. out of Select one: a. False O b. True ve flag
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Figure 2.24: Extend the grammar of Figure 2.24 to include 'if' statements and 'while' loops, along the lines suggested by the following example: Your grammar should support the six standard comparison operations in conditions, with arbitrary expressions as operands. It should also allow an arbitrary number of statements in the body of an 'if' or
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Identify an optimization problem which can be solved by Genetic Algorithm (GA).Design a Genetic Algorithm (GA) to solve the problem you described (describe your GA components).

please please help me and use c++ here is the output i need the question is somehow make code i have given to make the output pictures i have given please help i wasn't given question just given the output only sorry i wasn't much help this should help you what each test should do Test 0 3: Constructors Test 4-8: Binary Operators Test 9-10 : Unary
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PLEASE WRITE SOLUTION ALGORITHM. NOT JAVA CODE. There are a number of validations that must occur. Think about what type of validation might be appropriate and make sure these are all handled. Dont forget about what you learned about data validation. When invalid data is entered, the user must be provided with an error message and then re-prompted

Amazon web services is a cloud computing platform with multiple serves with one of servers is assigned to serve customer requests

Describe a Java Web Token and what it does

RISC-V When their are two Data Dependency Types between two instructions, such as below, which data dependency do you count it as? The two data depencies are WAW (Write after Write) and WAR (Write after Read). addi x15, x12, 2 subi x15, x15, 1

High Level Assembly HLA Program Code Help. It would be helpful if you can provide the code and explanation. Write a program to produce a number table as described here. This table should be built from a single integer value provided by the user. The program will display a square 5 X 5 of various numbers. The entered number should show up in the
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The web page fetch will require resolving the name gaia.cs . umass.edu, which in turn will invoke the DNS protocol,

A DAG is a directed a cyclic graph. edge list representation of the format edge ( v 1 , v 2 , cost ) for the graph: edge ( a , b , 2 ) . edge ( a , d , 1 ) . edge ( a , e , 1 ) . edge ( a , a , 0 ) . edge ( b , c , 6 ) . edge ( b , e , 2 ) . edge ( b , b , 0 ) . edge ( c , e , 9 ) . edge ( c , c , 0 ) . edge ( d , c , 1 0 ) . edge ( d , f , 7 ) .

The height of the tallest character in a font is called the: ascent alignment descent baseline

A query that prompts for input whenever it is run is a dialog query. True False
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Please answers these questions some require SQL and coding. This covers chapters 19-23 from the textbook. Please submit as your complete answers to each problem the following: Valid answers that are related to the textbook material and how they apply to your project or project like example. Just saying we did not need to or we did need to use a

This is the program Pearl. For the following, write one value for the variable on the left that will result in a successful regular expression match: a) $country =~ m/.*nd$/ I.e., if $country is ________________, this regular expression match would return true. $country = __________________ b) $poss =~ m/'s$/ $poss = ___________________ c) $var1

Q(4) Given the following undirected weighted graph: 17 Pts). 7 D B 6 H 2 3 5 2 E 1 F A 7 If a traversal were performed starting at vertex A, and visit are to be made in alphabetical order by vertex name where possible, In what order would vertices be visited during depth- first search
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1. Make a c++ program that will output the following arithmetic sequence. Use loop for this problem. 13 4 12 16 48 64 192 256 2. Write a c++ program that will ask the user to input the day, month and year in numerical form format: dd mm yxyx. Then display the month in words of the date entered by the user. The process should repeat if the user
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/ / PROBLEM 1 : Prints string ' msg ' using 'font'. Only prints characters / / 0 to 'length - 1 ' . Iterates over each row in font - > height and then / / scans across the charactes in ' msg ' printing each "row" of the / / character. On reaching index 'length', prints a newline and then / / scans across ' msg ' again printing characters from the

Let's analyze how many computations are required to fit a multiple linear regression model using the closed-form solution based on a data set with 50 observations and 10 features. we said that computing the inverse of the 10x10 matrix (H^T)H was on the order of D^3 operations. Let's focus on forming this matrix prior to inversion. How many

Which arithmetic operations can be performed on pointers? Group of answer choices Only multiplication and addition Multiplication, division, addition, and subtraction All arithmetic operations that are legal in C + + Addition , subtraction , preincrement, and postincrement None of the above

Q 3 . ( a ) Use the Vigen re cipher to encode the message "Code blue alert" using the keyword "dijon". ( b ) Given that the Vigen re cipher of part ( a ) was used to produce the ciphertext: EZNOXRCCOGPQMBVJPC find the original plaintext message.
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Text analytics uses which of the following to organize and prioritize documents about a subject (Select all that apply) Select one or more: a. Information Retrieval b. Information Extraction c. Semantic Modeling d. Natural Language Processing

mobile phone is fitted with a B Watt - Hour battery. A When the mobile phone gets a call for T 1 seconds, the phone goes into active mode and consumes D Watts of dynamic power and L Watts of leakage power. When the phone call is complete, the phone goes into idle mode where it fully clock gates itself & consumes no dynamic power. It remains in

What is the output of the following list assignment alist = [ 4 , 8 , 1 2 , 1 6 ] aList [ 1 : 4 ] = [ 2 0 , 2 4 , 2 8 ] print ( alist ) 4 , 2 0 , 2 4 , 2 8 , 8 , 1 2 , 1 6 2 0 , 2 4 , 2 8 , 1 6 4 , 2 0 , 2 4 , 2 8 None
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A penetration tester is someone who conducts attacks for personal financial benefit or for a crime organization or foreign government. True False

Q2) Using 10's complement, solve the following subtraction: 82432 - 4230
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2. Encode this machine language into C program 014B C02216
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If you use criteria, each criterion must be true for a record to be selected. BOTH aggregate OR AND
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A filled plot (i.e. area plot) should only be used to visualize volume or area data. True False

Exercise 4: Professor Larry proposes the following version of binary search: binary_search3(s, i, j, key){ while (i
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Please write the solution The sequence {an}: an=n24" is a solution of the recurrence relation a n = 8an-116an-2
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Describe the boot process and its significance to the forensic examiner.

In Python, an If Statement is a decision point in the algorithm that will only execute a block of code if a certain condition is True. True False
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Using c programming language 2) Write a program that takes three integer values from the command-line that specify the size of memory allocation for char, integer, and float arrays. Allocate the arrays in accordance with the input values read. 3) Based on problem 2 statement, provide the following: a. Write all the character values in the interval
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Data from which of the following is not used as an input by analytical CRM applications? Customer lists purchased from others Demographic data Customer touch points CLTV Operational CRM systems
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Design a combinational circuit that takes a 3 - bit unsigned number X as the input and computes the value of Z , where Z = 2 X 2 + 1 7 X + 8 You must implement the circuit using exactly one, 4 x 4 unsigned multiplier you designed in Lab 2 . You are not allowed to use any other gates in your design except one 4 x 4 multiplier. Basically you need to

A _ ( Blank ) _ computer is designed to contain the important features of a real computer.

thank you (15 points) Write a m-file that does the following: a) use for loops to create the square matrix G, whose elements are given by Skl = Vk + vi Vkl b) construct the transpose GT, c) compute the product GGT, and d) the trace of GGT. The trace of a matrix is defined as tr G=Ligii, i.e. the sum of all elements along the main diagonal. The
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show full solution Use Floyd's algorithm to find the shortest distance between every pair of vertices in the graph below. Show full details of your working to illustrate your understanding of the algorithm showing how the distance matrix updates as you work through each node. In your working show which matrix elements have been updated from the
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For a Normal distribution with mean 0 and standard deviation 1 , which of the following Python lines outputs the probability P ( z 0 . 3 2 5 ) ? Select one. import pandas as pandas print ( st . norm.pdf ( 0 . 3 2 5 , 0 , 1 ) ) import scipy.stats as st print ( st . norm.cdf ( 0 . 3 2 5 , 0 , 1 ) ) import scipy.stats as st print ( st . norm.sf ( 0 .
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Which of the following is not a true resource sharing option between processes? Question 2 0 options: Parent and child share all resources Parent and child share no resources Child shares subset of the parent process resources Parent shares subset of the child process resources

Part (1): Write a Scilab code to calculate the area and perimeter for a square, a rectangle, a circle, a parallelogram and a trapezoid. The user should specify the shape followed by the required dimension (ex. For rectangle input base and height, for circle input radius etc.......) Ask the user to enter the shape. If the user entered any wrong
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USE MATLAB! USE MATLAB! The wind chill factor (WCF) measures how cold it feels with a given air temperature T (in degrees Fahrenheit) and wind speed V (in miles per hour). One formula for WCF is: WCF = 35.7 +0.6T 35.7(1016)+0.437(V016) a) Write a local function to receive the temperature and wind speed as input arguments, and return the WCF. b)
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True or false? Array A is considered to be a permutation of Array B if the elements of Array A can be reordered to exactly match Array B
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in forensic , in what is the purpose of System Library

What serves a specific community with common business models, security requirements, and compliance considerations? Multiple Choice utility computing private cloud hybrid cloud community cloud
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There are two approaches to the SDLC . Please fill in the gaps below. SDLC , also known as the model, is used when one thinks it is possible to plan the project completely in advance SDLC , which uses , is used when the requirements are less certain and the project will need to react to changes

When designing a traditional client server network you must consider the number of users, geographic location and

What is the minimal total number of records across all tables that can be entered in the database whose relational schema is mapped from the Eaglerun Trucking Dispatcher ER diagram? a . 1 b . 2 c . 3 d . 4 e . 5 Clear my choice
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Your objective is to write a complete cpp program that defines a bool functon named SameRemainder() whose header is bool SameRemainder(unsigned int data[],unsigned int n,unsigned int b) Given that n represents the size of the array data, the function returns true if the values of all the elements of data have the same remainder when divided by b;
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Multiple Choice: What is the size of an NTFS MFT record entry, in bytes?

This problem deals with load balancing. The input to the problem is a collection of p processors and n jobs, t, is the time required to run job j, jobs run without interruption on a single machine until finished, and a processor can run only one job at a time. The load Lk of processor k is the sum over all jobs assigned to processor k of the times
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Create a MATLAB function that receives a distance in meters as an argument and returns in feet. Create a MATLAB Script that ask the user for a distance in meters, call the function created in 1, and output the result
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Can someone pls help me correct my solutions using java? I think I am on the right path but I need a little help. Thanks public class Main { public static void main(String[] args) { straightline (); UpTriangle (); downTriangle (); straightLine (); } public static void straightLine(){ for (int i = 1; iout.print("+"); for (int j = 0; j
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In own your word What is linear search? Write one advantage and one disadvantage of linear search

Please show work in detailed steps to the solution for the following problem. Sort the following list using the bubble sort algorithm as discussed in this chapter. Show the list after each iteration of the outer for loop. (2) 82, 17, 40, 28, 15, 55, 46, 93, 6, 67, 11, 3
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Question 1 What is a benefit to having a separate class like instead of just using static functions in for all of the menu - related functionality? It requires fewer classes to be built. It allows the use of multiple functions. It requires less memory. It allows for use of member variables in the GoalManager class.
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Which is not a key feature of the branch - and - bound approaches to integer programming

Properly implement the remove() method in the MultiSetIterator class. The MutlsetIterator is provided below: package 110; import java.util.Arrays; import java.util.Collection; import java.util.ConcurrentModificationException; import java.util.Iterator; import java.util.NoSuchElementException; /** * Class which implements the concept of a multiset

Fill in the blanks 1. A ______ class has other classes as members. 2. A class uses the _______ for garbage collection such as deallocating pointer member variables. True or False 1. A public inner class of a composite class that was defined within the composite class can only be accessed through the composite class. _____ 2. The this pointer can

1. Create a stored procedure called Add_User that will add an employee to a company 2. The stored procedure has two parameters a. A parameter (UserId)that the stored procedure is called it will contain the primary key value that should be used to add the row. b. A parameter(UName) that the stored procedure can read only - it contains the new
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C#- Create an application that simulates rolling a pair of dice. When the user clicks a button, the application should generate two random numbers, each in the range of 1 through 6, to represent the value of the dice. Ue PictureBox controls to display the dice.
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The human resources department emailed all the interns instructing them to access the company portal and provide their social security numbers. What would be an example of poor security practices for an intern to do in response to this email? Follow the instructions and click the button to use the portal to complete the needed information. Right -
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A 2-dimensional 3x3 array of ints, has been created and assigned to tictactoe. Write an expression whose value is true if the elements of the diagonal that includes the first element of the first row are all equal. X SUBMIT 6 of 6: 2021-02-04 16:11:32 - W 1 (tictactoe[2][0] == tictactoe[1][1] && tictactoe[1][1] == tictactoe[0][2])||
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Visual Basic Questions How to make a button appear vs disappear in visual basics. both code and gui

The AVLTree class implementation has two methods, one for left rotation, and another for right rotation. This means that: The AVLTree class implementation has two methods, one for left rotation, and another for right rotation. This means that: The double rotations are executed explicitly by calling a second single rotation after inserting a node.

This question consists of designing and executing a program using any IDE (C, C++, or Java) to illustrate how the bankers algorithm may be invoked by the operating system to check if the current resource-allocation state is a safe state. The resource-allocation state is defined by the total number of resources in the system, the number of

Need help with this, in c++ please. Stuck on certain parts, can you include detailed comments please: you will be creating a program to manage cars in a dealership. Your program will be class based with the following UML representing the classes: Dealer - DealerName: string - DealerAddress: string + setName( input:string): void +

Worm detection can be either signature-based or anomalous-behavior-based. List three reasons/scenarios when anomalous-behavior-based worm detection is preferred.

Task 1 Given is a network according to Figure 1 . 1 . It includes 6 Ethernet switches ( S 1 to S 6 ) and 2 host computers A and B . Figure 1 . 1 shows the interconnection of the switches with the ports Pxy after determining the spanning tree. The address tables of the switches are all empty. Show how subsequently, in an adaptive learning process,
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Please use the form "a+bx", followed by Cramers Rule to solve for a and b. Finally, find f(0.52). You only need to utilize two of the four given x and y data points. 5.1. Using the method of undetermined coefficients, derive an interpolating polynomial f(x) of the form a + bx, for the following data. Determine the interpolated value of f(0.52). x
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Exercise: By using Lagrange interpolation method, find the value of expansion ratio corresponding to weight of 5.5 lb. within a tensile test readings tabulated as follows Weight (lb.) Expansion ration 2.4 0.101 5.1 0.128 7.0 0.241 8.5 0.403 9.7 0.677

Create an app on android studio to calculate the factorial of a number In mathematics, the factorial of a non-negative integer n, denoted by n!, is the product of all positive integers less than or equal to n. For example, 5! = 5 * 4 * 3 * 2 *1 = 120 The app should allow user to enter a number and click on Submit button to see the answer; if the

State whether each gate in (FiGURE 1064 is the following (1) an AND gate (3) a NAND gate (2) (4) an OR gate a NOR gate
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NO GLOBALS NO EXEPTOINS: Step 1: Design a GiftWrap class Design (using a UML) a GiftWrap class that a gift wrapping store could use to calculate the price of wrapping rectangular gift boxes and generate invoices/receipts for their customers. The class will allow a gift wrapping store to calculate the cost of wrapping various sized rectangular

Assumptions -No two makers produce a car with the same model -The color does not play a part in the MSRP -No two models within a make have the same price in a given year -A given model in a given year may be offered in multiple colors Q/List all the functional dependencies found in the spreadsheet
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Using the grammar below Show a leftmost derivation for the statement and a parse tree (vertical derivation) A = ( A + B) * C EXAMPLE 3.4 An Unambiguous Grammar for Expressions - ABC + | * | + ( ) I sid>
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Tasks Task 1: Tracing Recursion Write a static method named recursivePrint that takes two int parameters, the first of which is the current level and the second is the maximum level to be reached. If the method is initially called with the statements public static void main (String [| args) t recursivePrint (1, 4); then the output displayed to the
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Question 5. 20 points. Everything in this question should go in the q5 folder. The file should be named index.html. Make the title of this page: (Your Name)s Nearest Integer. This is essentially a rounding application. Assume you are given a number with values after the decimal point, such as 3.14. Is 3.14 nearest to 3 or 4? Your program should

Develop, debug, and test your own M-file in MATLAB to multiply two matrixes - that is [X] = [Y][Z], where [Y] is m by n and [Z] is n by p. Employ for...end loops to implement the multiplication and include error traps to flag bad cases. Test the program using the matries [A] = [6 -1; 12 8; -5 4], [B] = [4 0; 0.5 2], and [C] = [2 -2; 3 1].

Please Convert the completed ER diagram into Relational Model. [15 points] name type whe_bug publish id Sname Cname asset Platform n m n Publish Software Develop Company start_date valid_date discount discount m 1 discount 1 n 1 Has Employee find bugs Eid leader member Ename bugid bug_type 1 lead 1 Note: you can define a relation in this format:
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