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Databases Questions and Answers April 19, 2019

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Question 4 ( 15 Points) symmetric shared-mesed multiprocessor illustrated in the following figure represents commonly implemented with four blocks eoherence protocol discussed in class, and shown in the figure. Each cache is direct-mapped address and cach word shows only twords. To simplify the illustration. the cache address tag contains the full
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For a given original message m=0011, and using Hamming code technique; what is the parity bits for the encoded message (m)? O a. PO=0, P1= 0, P2 =0 O b. PO=0, P1= 0, P2 =1 O c. PO=0, P1= 1, P2 =0 O d. PO=0, P1= 1, P2 =1 O e. PO=1, P1= 0, P2 = 0 O f. PO=1, P1= 0, P2 =1 O g. PO=1, P1= 1, P2 =0 O h. PO=1, P1= 1, P2 = 1
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Question 5 ( 4 pts ) Algorithm A and B have time complexities of O ( n ) and O ( l o g n ) , respectively. Therefore, can we say, algorithm B always runs faster than algorithm A ? Why or why not?
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Activity 1 - Linux Commands Perform the following tasks. For each task, include a screenshot that clearly indicates the command(s) that you used to accomplish the specified task as well as the output that proves that the task was accomplished correctly. Make sure that your username is in the screenshot prompt. If you're unable to perform the task
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Reading involves what two fundamental phases? Saccades must be accurate and allow foveation of each word, so they are typically around _ _ _ degrees with a latency of _ _ _ msec. Are these small or large saccades? Fixation must be maintained long enough for what, and how long does this typically take?

2 . 5 4 A museum has three rooms, each with a motion sensor , and m 2 that outputs 1 when motion is detected. At night, the only person in the museum is one security guard who walks from room to room. Create a circuit that sounds an alarm ( by setting an output A to 1 ) if motion is ever detected in more than one room at a time ( i . e . , in two
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Algorithms and Programming Insert the following sequence of keys into an initially empty hash table. The hash table has a size equal to 23 Insertions occur character by character using open addressing with double hashing. Use function ichk%M and 12h) 146%97) Each character is identified by its index in the English alphabet (le, A-1. 2-26), Equal
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[ 5 points ] For a particular binary classification task, your friend modifies the logistic regression loss function as follows. L = - l o g ( a y ( 1 - a ) ( 1 - y ) ) , where and are coefficients set by your friend for a dataset in hand. What kind of a binary classification task might your friend be . Keep your answer short to explain how your
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USE INFORMATION GAIN DECISION TREE ALGORITHM TO CONSTRUCT TREE FROM THE GIVEN DATA SET!!! Q1. The following table consists of training data from an employee database. For a given row entry, count represents the number of data tuples having the values for department, status, age, and salary given in that row. department status age salary count
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Need help with this question please! I have included the relevant header dile Rectangle.h in the image below. WILL UPVOTE! Need to Implement Rectangle.cpp a. Constructor and destructor: The constructor takes four Point objects as parameters and calls setAll() function to set them. It also displays a message that a specific points constructor is
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The company currently has 3 identical HP LaserJet P2035n Printers and 1 HP LaserJet 4350 printer. Configure pooling on the identical printers to enable them to load balance. Due the high price for the toner required by the HP LaserJet 4350 printer, printing to this printer will need to be regulated. Until proper print server software is acquired,

What is the value of the following boolean expression if a is 1 2 , b is 7 , and c is 2 9 ? True False
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Ned it in JAVA : You want to send your friend a package with different things. Each thing you put inside the package has such parameters as index number, weight and cost. The package has a weight limit. Your goal is to determine which things to put into the package so that the total weight is less than or equal to the package limit and the total

C++ Q5. Write a program in C+to print all permutations of a given string using pointers.(Use user-defined 5 marks] function) The permutations of the string "abed" are: abed abde acbd acdb adcb adbe bacd bade bcad beda bdca bdac cbad cbda cabd cadb cdab cdba db ca dbac deba dcab dacb dabc
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Problem 2: Write a function with the following signature def matrixTranspose(L): Specification: L is a nested list representation of an mn matrix M. The function is required to return the nested list representation of the transpose of M, denoted MT, which is an nm matrix. For example, if M=[32104511] then MT=31052411. Therefore, if
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(Code in Java) Last name begins with B. For this test you are going to write a program to read in values for a small business that starts with the first letter of your last name. So if your last name is Gonzalez, you can write a program for a Grocery Store. You will need to read in one integer value, one boolean value, one decimal value and one
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JAVA HELP Can anyone tell me why the strings are not printing anything out when these functions are called. Code is part of a Vingenere Ci[her program: static String encrypt(String text, String key) { // Using the key, encode the message // and return the encoded message StringBuilder t = new StringBuilder(); String k = key; char vigSquare[][] =

The SUMIF function combines the SUM function with the logical criteria component of the IF function. True False
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them using cosstructor. Print out these Points using Sy the values of the fields using the sette methods and print out the changed fields sing the getter methods Call Vertical and quadrant methods and print out the resalts 2Add a toString method that returas the string representation of the point stem out pritnO Cha Add the following method to the
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Consider the truth table for NAND (denoted "|"), which is defined below: Create the truth table for p | p. Your truth table should have two rows. What Boolean operator has the same truth table? Create the truth table for (p | q) | (p | q). What Boolean operator has the same truth table
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Create a class recording application in Java that allows the user to do the following: Enter the College and Program Enter the Course (Subject) Details Enter/modify the assign instructor (faculty) Add/modify the list enrolled students Display the added students Display the student sorted by name Load/store the class record information into a file

Write code for a Java method that creates a two - dimensional square array of user - defined size. Populate the array with random values in the range [ 1 , 1 0 ] such that these values are only found in the perimeter of the array.. using javascript

Python 3.6 It has to execute 10,000 times Craps is a popular dice game played in casinos. Write a program to play a variation of the game, as follows: Roll two dice. Each die has six faces representing values 1, 2...6, respectively. Check the sum of the two dice. If the sum is 2, 3, or 12 (called craps), and you lose;if the sum is 7 or 11 (called
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Stack based C/C++ Push, pop, add, mul stack to or from memory address X PUSH X - Reads a value from memory address X and pushes it into the stack. POP X-Pops the top value from the stack and writes it to memory address X. ADD - Pops two arguments from the stack, adds them and pushes result into the stack MUL - Pops two arguments from the stack,
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A fruit company sells oranges for 32 cents a pound. They charge $7.50 for shipping on any order. But, if the order is above 50 pounds, they only charge $5 for shipping. Even better, if the order is over 100 pounds, the shipping charge is only $3. Write a function costorder(lbs) that takes the number of pounds of oranges that is being purchased and
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Use the sakila database in MySQL to complete the following exercises. Demo the ability to run a count on the actor table to see how many actors are in there. Do the same on films as well. Demo some of the other operators we may use with SELECT: Demo some examples of using % on the film table Demo some examples of using _ on the film table Demo

(IN JAVA) 3- Create a class called Fraction for performing arithmetic with fractions. Write a program to test your class. Use integer variables to represent the private instance variables of the class the numerator and the denominator. Provide a constructor thsat enables an object of this class to be initialized when it's declared. The constructor
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Explain why each is right or wrong The following should always hold for a recursive method A recursive call may never generate more than one recursive call for the recursion to terminate The last statement of a recursive method should always be a recursive call to the method (tail-recusion) Recursive calls should not address overlapping
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What is the BEST approach for controlling access to highly sensitive information when employeeshave the same level of security clearance?A . Audit logsB . Role - Based Access Control ( RBAC ) C . Two - factor authenticationD.Application of least privilege

Please help me to solve the problem with java language! Write functions called "coinChangeDP" and "coinChangeGreedy" that take an array of coin denominations and an amount of change. The functions will attempt to return the minimal number of coins necessary to make the specified amount of change using the specified denominations. (The DP result

QUESTION 2 Write the import statement to import the class Color of the packafe java.awt. Note: As Java code, any syntax errors will make the answer wrong
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Match the terms to their definitions: OOP >= cin and cout standard triangle language american district telegraph abstract data type >>, const [Choose ]
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Introduction to Fundamentals of Programming: Write a one line linux/unix command you could use to accomplish each of the following. Assume that your present working directory is 1 asp 1620 and your file structure is as depicted below. Make a new directory called/home/1 asp 1620/a1. Copy the file sampleFile.ext into the folder sampleFolder/. Move
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Q3: XYZ Inc., has the following 4 projects that need to be completed. Identify the best unit/role each project needs to be assigned to. (1) Build custom forms and reports for Marketing Department project using data from multiple ERP modules. (2) Explore the use of blockchains for improving traceability in supply chains (3) Manage upgrade of
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Based on the ACDC process, even if the network architecture has significant security flaws, you can still mount a robust and effective network defense. True False
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In this assignment, students will become familiar with the SQL Server Database environment and the SQL Server Management Studio ( SSMS ) to run simple SQL queries. Start the VM for assignment one. Inside the VM , click Start, type SSMS ( to open SQL Server Management Studio ) , and make sure to select Database Engine as the service type, then

II: DFA Exercise 4 . Enumerate all possible distinct functions mapping from the set { x , y } to the set { 1 , 2 , 3 } . 5 . How many DFA's exist with 4 states over the alphabet = { # , 0 , 1 } . Give state diagrams of DFAs recognizing the following languages. In all parts, = { 0 , 1 } . 6 . begins with a 1 and ends with a 0
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The ability to make someone do something they otherwise would not is an application of Select one: a . weakness b . power c . public policy d . civil liberties
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You will create an Access School Management System Database that can be used to store, retrieve update and delete the staff/student. Design an Access database to maintain information about school staff and students satisfying the following properties: 1. The staff should have the following: ID#, name, and classes they are teaching 2. The student
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An implant chip can contain which of the following types of information? O Identification Medical history O Contact information All of the above
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Can you help me do this question step by step? You are writing a C++ program that will flip the coin multiple times. The program will ask the user how many times they want to flip the coin. Before each flip, the user will guess whether it will be heads or tails by entering 'H' or 'T'. Each flip should be random. The user should know whether the
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Of the following, which attack is an attack against availability? DDoS Attack Data Breaches Phishing SQL Inhection

Question In this exercise, complete the method getMostImprovedStudent in the Classroom class, as well as the method getExamImprovement in the Student class. To find the most improved student: 1. Find the difference between successive exams 2. Sum the differences For example, if the exams scores were 90, 75, and 84, you would compute the

Question 1. Explain the different between a pointer variable and other variables such as int, float, char. You can draw a specific diagram to make your explanation clearer
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1. (a) What are multimedia applications? (b) In multimedia applications there are three types of design to consider. State and define these designs
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8. Write MIPS code for a subroutine get int that reads an integer from the keyboard and echos it to the display and stores the result into $ 9. Write MIPS code for a subroutine to_neg that takes the value in Sa0 and converts it to negative, two's compliment. Assume that the value in Sa0 is positive (don't do any input error checking). Store the
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Suppose you have two shapely polygons created as follows a - Point(3, 1) buffer(1.5) b = Point(2, 1).buffer(1.5) which of the following codes can be used to generate the following ?output :! output=a.difference(b) .a o output=a.intersects(b) .b output=a.intersection(b) .c output=a.union(b) .de
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a) Write c++ expression for the following algebraic expression y = 2a + b/a - b, assume a and are declared and defined. b) Declared a floating point variable: x as below: double x: Write a C++ statement to read a value for x (an input statement) with a proper prompt. c) Write a selection statement to do the following: if hour less than or equal to
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Explain how it can come about that a node will be included in a tree for which both leaves emerging from the node have the same conclusion (in this case, OK.) Marital: Married Education: College Income
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2. Write the z-transform of the two functions below: x[n]=28[n]+38[n1]+58[n2]h[n]=0.258[n]+0.58[n1]+0.258[n2) 3. Cruate row vectors with the coeffieients of the inpot x[n] and impulse response h[s] above. Calculate the output of the system using the function you created in step 1 . Write the result below. 4. Suppose that the length of x is nx and
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A solution with steps and guidance would be much appreciated. Thank you in advance o/ Problem 1: Calculate the minimum clock period for the pipelined RISC-V in Figure 1. Ignore any circuitry added to handle hazards. For that assume the following: Any MUX delay: 4 ns Any gate delay: 2 ns Decoding (control unit and ALU Control unit) delay: 4 ns
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7) What is the output of the following program? include ciostream> using namespace std; class TestClass public TestClass(int x) TestClass( ) I cout
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natch to construct a matrix A b A = A-diag(sun. y sety a) By construction, the en a) Py ald all add up to zero. To A = vander( I : 6); entries in each r e MATLAB to nes7 Ax. The matrix A should uct Ax. The matrix A pute the singular. Why? Explain, Usix Use the MATLA inv to compute the valu to tions det and com t of detA) and A- Which Me sa more
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3 . The type of capital resources that a startup business needs to begin operating usually depends on the A . vendors' lead time. B . location. C . owner's preferences. D . industry.

INTEGER CODING RULES: Replace the "return" statement in each function with one or more lines of C code that implements the function. Your code must conform to the following style: #Comment how it works int Funct(arg1, arg2, ...) { /* brief description of how your implementation works */ int var1 = Expr1; ... int varM = ExprM; varJ = ExprJ; ...

Need help with GBN, ST, and TCP if someone could help as soon as possible 3. TCP, GBN, and SR (20 points) Compare GBN, SR, and TCP (no delayed ACK). Assume that the timeout values for all three protocols are sufficiently long such that 4 consecutive data segments with sequence number 1, 2, 3, 4 can be received by the receiving host (Host B) and
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Introduction to the UX File System 125 8. Using the following directory structure: var david source meros chapter Important myfirst xox yy 22 determine the absolute pathname for the following files and directories: a. Chapter 4 b. source c. XX d. yy e. ZZ Assuming your current directory is david, determine the relative pathnames for the following
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Identify an organization to use for your Course Project. You may wish to select your employer, a civic, religious, or educational organization you are affiliated with or an organization for which you are a volunteer. There are two important criteria to consider when making your selection. Does the organization have data available in a digital

undefined Create a webpage prog1.php and write a PHP script in it to do the following: The Midterm exams started on 6th March 2021 at 8 am. Create a web page that displays the number of hours finished since the Mid Term exams started
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In the following type definition, what is the internal value that represents Fri? typedef enum (Sun = 1, Mon,Tue, Wed, Thu, Fri, Sat) days; "Fri 6 Fri 5 7 Fri[5] "Fri
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Q4: ABC logistics Inc. is a large global shipping company with operations in 120 countries. The companys current Information Systems infrastructure includes the following. Logistics Information System: A custom developed software with proprietary algorithms that optimizes ABC Inc. truck and airplane schedules to reduce costs and meet service

Help Save & Exit Sub At a local marketing firm, Steve is the lead Web developer and is responsible for working with customers on their web designs, development, and graphics. Which of the following would be a critical skill Steve must have to be able to perform his job? Multiple Choice understanding that he must create a unique domain name for

code must be done in mips 32 and can you include comments and could also comment how the addition and the subtraction worked in mips and why the instructions you used helped add and subtracted the numbers and how the overflow worked thank you 1. Print the following prompt message: Please enter an integer: 2. Read an integer from user. 3. Print the

a=2 b= 0 c= 2 d=0 e=0 f=9 g=3 5. Draw the Network diagram for the following project. Estimate the Earliest start time and Latest finish time for each activity. If every day it cost 200 rials for this project, estimate the total project cost. List the critical activities and total project duration. For each activity, completion time and the
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It is not necessary to initialize counter variables. True False
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Create Volume Template General General Name SQL - Template Description Storage pool Volume Properties Capacity GiB Sharing a ) Private Shared Advanced Enable data reduction Snapshot storage pool B ( 5 ) Changed: Capacity to 1 0 0 ' exhibit 2 1 . 3 1 . 3 . 5 Which statement about the volume template shown is true? A volume created using this
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I am doing interval bisection in my numerical analysis class and I'm a little confused on trying to complete the C program to get the interval bisection to work. The interval bisection method works iff the function is continuous and you can establish an initial left & right guess, such that: f(left) and f(right) have different signs (i.e.: one is
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Part One Your client is interested in how you will structure the website. Before you begin to write the HTML for your pages, its a good practice to create a storyboard that outlines your ideas for colors, font sizes, placement of images, hyperlinks, and sections on each page. Your storyboard and file structure should outline your homepage, inside

Let f ( x ) = 1 ( 1 + x ^ n ) ^ ( 1 / 2 ) where n > = 4 . a ) ( 1 0 points ) Show how the difficulty in computing f ( x ) can be circumvented. b ) ( 1 0 points ) Compute the condition number of f ( x ) for x - > 0 . 2

During an SI audit of the disaster recovery plan of a global enterprise, the auditor observes that some remote offices have very limited local IT resources. Which of the following observations would be the MOST critical for the IS auditor?A ttest has not been made to ensure that local resources could maintain security and service standards when

Scenario B (Question 4-5) When members join the health club, they pay a fee for a certain length of time. Most memberships are for one year, but memberships as short as two months are available. Throughout the year, the health club offers a variety of discounts on its regular membership prices (e.g., two memberships for the price of one for
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QUESTION 38 Steganography is the hiding of information inside other information. O True O False QUESTION 39 Biometrics is the use of your physiological characteristics such as your fingerprint, the blood vessels in the iris of your eye, the sound of your voice, or perhaps even your breath to provide identification. O True O False QUESTION 40 A
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Q10- Choose the transport protocol and the port number used by each application listed below TCP UDP 25 110 443 21 80 53 FTP HTTP SMTP O O DNS O O
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As organisations pursue to exploit the business value of their information systems and technology (IS/IT), Business Intelligence (BI) has become a topic of great interest to businesses. One of the main advantages of BI is its ability to provide businesses with more insights that can contribute directly towards strategies and create business value.

How do I change this into a 2D Array. Objectives for this practice lab: Populating a single array Checking for bounds of an array Using a multi dimensional array Create a program (CoinFlip.java) that: Creates 2 int arrays to store coin flip data from two different coins Simulate a coin flip (0= heads, 1 = tails) 1000 times.( you can use

Consider the following topology. Assume that all routers are configured with the routing information protocol. Configure EIGRP on routers R2 and R3. Use an autonomous system number of 100. Are all interfaces in the network topology able to ping each other? Justify? R3 10.0.0.1/24 10.0.3.1/24 Seo/3/0 Seo/3/1 10.0.0.2/24 Se0/3/0 Se0/3/1 10.0.3.2/24
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Which of the following functions T ( n ) has order of magnitude O ( n ) ? Question 1 4 Select one: T ( n ) = 5 n + 2 cross out T ( n ) = n 2 + 2 cross out T ( n ) = 2 n + 5 n + 2 cross out T ( n ) = 2

(****JAVA****) Please use basic if/else statements and the use of the equation provided in the bottom. Thank you. The HiRisq Insurance company determines auto insurance rates based on a drivers age, number of tickets in the last three years, and the value of the car. Write a program that asks the user for her age, the number of traffic tickets she

9. Having the following list of files determine the drwxrwxrwx 11 -rwxrw-rw- counter -rw--- dead.letter -rw-rw-rw- enable -rwxrwxrwx xyz -rwx------ HELLO -rwx --X--X Memos
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Which of the following parts of the following FOR loop is the iteration variable. for i in range ( 1 0 ) : print ( i ) Question 9 options: range 1 0 There is no iteration variable in a for loop i

Define the following ( standard prelude ) library functions using recursion. Note: since these are automatically loaded when you start GHCi, you can verify that your recursive definitions have the same behavior as the corresponding library function - but you will also need to rename your function to avoid a naming clash, e . g . , renaming and to
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COSC-1436, Lab Assignment 2 Answer the following questions using your own words. Compose complete sentences and add them to a word processing document that is compatible with Microsoft Word. Include your full name and the name of the assignment at the top of the document. Name the file XYLab1 , where X and Y are your first and last initials.

This question focuses on the shattered.io attack. ( a ) What is the expected complexity of the attack? ( b ) What is a "disturbance vector" with respect to this attack? ( c ) With the results of Stevens et al . , and exhausting the differentials calculating the optimal probabilities, what is the theoretical limit for the complexity of this attack?
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A. Read the following passage about the mouse's body and fill the gaps with the appropriate prepositions: The outer body of a mouse has a hard plastic shape that the user guides 1............ a flat surface. It's "tail" is the electrical cable leading 2............ of one end of the mouse and finishing 3.......... the connection with the CPU. At
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cipher.txt 1. Ty ncjaezrclasj, pyncjaetzy td esp acznpdd zq eclydqzcxtyr tyqzcxletzy (cpqpccpo ez ld awltyepie) fdtyr ly lwrzctesx (nlwwpo ntaspc) ez xlvp te fycplolmwp ez lyjzyp pinpae eszdp azddpddtyr dapntlw vyzhwporp, fdflwwj cpqpccpo ez ld l vpj. Esp cpdfwe zq esp acznpdd td pyncjaepo tyqzcxletzy (ty ncjaezrclasj, cpqpccpo ez ld ntaspcepie).
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Use the background information (see attached file below) to create a business profile (see page 10) for New Century, and indicate areas where more information will be needed. The profile should include an organization chart of the office staff (draw an organization chart - here is how to create using Microsoft Office -
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The coding language is Python. 4. [4] Determine what is displayed by the following code: X, Y, L = [5, 6, 3, 9, 1], [2, 4, 8, 7] , [] while X and Y: L.append( x.pop(0) if x[0]
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Please attach the code so that I can run and check. 1. (55 points) Write a C++ code that includes the following operations: -z3 x, y and z are integer variables. A void function (subroutine) named GetData should be declared to get data forx and y from keyboard. Hint: Pointers must be used in the subroutine. 2. (45 points) Show the hex addresses
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A2. Answer the following questions: a. What is the output of the following code? And why? try{ int x = 2; tnt Y = 0; int z x/y; System.out.println(z); } catch (ArithmeticException e) { System.out.println("Can't divide by zero"); }finally System.out.println("Math is fun"); }
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The Unix grep program finds lines that match a regular expression. Implement a java version of grep. Make this implementation run faster by running it in a multithreaded way. Split each input file into two equal-sized regions, and look for instances of the regular expression in each region, in a separate thread. The second thread should not output

One greedy strategy to solve the knapsack problem is to consider the items in order of decreasing values of Vi/Si where V i and S i are the value and the size of item i. For each item, add it to the knapsack if it fits otherwise ignore it and move to the next item in the ordered list. Write a complete pseudocode for this strategy. The pseudocode

In java (please make it as simple as possible) Student Program using an ArrayList of objects In this program, we will use the given Student class (Student.java) to create an ArrayList of Student objects. Make a new class called StudentMenu (StudentMenu.java) that contains a main method for this program). Create the following menu of options that

Given a string, does "occ" appear in the middle of the string? To define middle, we'll say that the number of characters to the left and right of the "occ" must differ by at most one. Complete the following file: main.cpp It's raining frogs and fleas. Write a function that tells you if the number of frogs in a sentence is the same as the number of
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C++ Week8 Lab : Area Calculator3.0 Create a program that display a menu and ask the user to make a selection fon You should use do-while loop to achieve the result. Note: Bold words are output while non-bold words are input. Console Sample Area Calculator Menu 1. Calculate Cirele Area 2. Calculate Reetangle Area 3. Calculate Trlangle Xrea 4. Puit
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You are the IT security manager at X Axis. The power from the city to the company s data center has been unstable in recent months. The database was offline twice due to power issues, once for 6 hours and once for 1 0 hours. You are evaluating the risk to the organization of continued power issues and database availability.

GROK-Complex data structur Introduction to Programming 2 Python) LEARNIN D Problem appears and print out the top 3 words which start with a capital letter. For example, for our first sample file which you can download here Jellicle Cats are black and white, Jellicle Cats are rather small; Jellicle Cats are merry and bright, And pleasant to hear
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Translate C++ to pep/8 assembly (I've spent an enormous amount of time on this with no luck. ) #include #include #include using namespace std; //function declaration char Convert_uppercase (char l) { //convert lowercase to uppercase if ((l >= 'a') && (l lowercase; //check if it is character 'z' if(lowercase=='z') cout <

seconds instructions Example cycles instruction seconds cycle program program constant trade-off Suppose we have two implementations of the same instruction set architecture (ISA). For some program, CPU A has a clock cycle time of 10 ns and a CPI of 2.0 CPU B has a clock cycle time of 20 ns and a CPI of 1.2 What machine is faster for this program,
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Please help me write this arduino code (Declare the following global variables. Reference Storage Classes and Scope from C Chapter 5 lecture slides #25- #33.) Declare an integer variable for the pin number of the LED, and set the value to 8. Declare an integer variable for the pin number of the servo motor, and set the value to 9 Declare an
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Hi, I need full answer for this system security question. Could you please provide me the answer? Will surely vote a thumbsup for you! You are expected to carry out an analysis and discuss on the nature of each threats by addressing the following elements; i. What it is all about? ii. How can such attack/threats take place in the network? iii. Why
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