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Databases Questions and Answers January 08, 2019

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Which of the following is used by ISDN? Group of answer choices Cell switching Circuit switching Packet switching Ethernet

2 Opoints earned In validation of a method that is to be used for identificat inly, which of the following characteristics / parameters need to be determined? Accuracy Precision Specificity Range All of these
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Please answer questions 6,7,8,9,10 1. What is an Array? 2. Write pseudocode to delete 9 from an Array shown below. [3, 4, 5, 6, 7, 9, 10, 15] 3. Write pseudocode to insert 15 into third position in an Array shown below. [3, 4, 5, 6, 7, 9, 10, 20) 4. Write pseudocode to perform search operation in an Array. 5. Can a binary search be performed on
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Go to your textbook: Microsoft Project 2 0 1 9 ( By Lewis, Chatfield, Johnson ) Download the required Practice or Data Files as instructed. Note: Data Files are also available in D 2 L Complete the following Chapter assignment Chapter 4 Build a task list Skills review / Practice tasks Create tasks Switch task scheduling from manual to automatic

For the postfix expression 1 2 3 4 5 + + . a ) Evaluate it . , Write it in prefix notation.

Microsoft Excel's tool allows the users to determine the value of an input that will cause the value of a related output cell ( goal ) to equal a desired or specific value. Goal seek
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evidence must be collected following the order of volatility order the evidence to be collected. a . Data on hard disk b . routing table, ARP cache, process table, kernel statistics c . CPU, Cache and register content d . Temporary file system / swap space e . memory

Attempts Remaining 1 What happens to files in a folder on a Windows system when the folder is deleted? A . The files are moved to a different folder. C . The files are moved to the Trash folder. B . The files are moved to the Recycle Bin. D . Nothing - the files stay in the same location.
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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 solving? Keep your answer short to explain how your friend
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PLEASE PLEASE JUST GIVE ME THE EXACT CODE THAT YOU WILL HAVE TO RUN ON MATLAB TO SOLVE THIS. I WILL TRULY APPRECIATE IT. THANK YOU! PROBLEMS se bisection to determine the drag coefficient needed so that an 95-kg bungee jumper has a velocity of 46 m/s after free fall. Note: The acceleration of gravity is 9.81 m/s . Sort with initial guesses of x, =
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1 1 . 1 2 1 3 . 1 4 . 1 5 . 1 6 . 1 7 . 1 8 . 1 9 . 2 0 . 2 1 . 2 2 . 2 3 . 2 4 . 2 5 . The principle of limiting users access privileges to the specific information required to perform their assigned tasks is known as

The q , component of an information system comprises applications, operating systems, and assorted command utilities.
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2= n n i=1 n + 1 12 + 11 1. Given a list of positive real values, 21, 22, ..., Ir, the central tendency of the list can be measured by the arithmetic mean, the geometric mean, or the harmonic mean. These three means are defined as follows: 1 arithmetic mean (71 (21 + x2 + ... + xn) geometric mean 31.12....2 (ie. the nth root). harmonic mean + The
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The quadratic formula gives solutions to quadratic polynomials of the form ax2 + bx + c. The quadratic formula is defined as x = -b +/- (b2 - 4ac) / 2a, where +/- means that there are actually two versions: x = -b + (b 2 - 4ac) / 2a and x = -b - (b 2 - 4ac) / 2a Write the code that reads three floating point inputs for a, b, and c and then

Matching the paths and their behavior direct to image folder from current location direct to parent folder then to image folder from parent location . . / image / direct to image folder from limage / root folder . . image / direct to parent folder
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Summative Exam | Linkedln Learning - Google Chrome linkedin.com / learning / exams / summative / courses / data - dashboards - in - power - bi ? u = 2 1 2 4 0 9 0 in Learning Question 3 of 4 6 While using a PDF file is a secure way to share information, which limitation does a PDF have? Select an answer: Only a single slicer will be available.
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Draw a use-case diagram (with relationships such as generalizations, extends , and
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How do I solve this question in R studio? A Sampling distribution can be considered in the context of theoretical distribution models as well. We can approximate the distribution of the sample mean by simulation: We do a measurement X from the abstract population distributed by Binomial(10,0.5) . Assume that 70 independent measurements are done

You would like to customize a desktop computer online. You have to choose among the following categories: there are seven choices for the processor, three choices for the hard drive, four choices for the memory, the monitor has four choices and the keyboard has three choices. How many unique computers can you configure with these choices?You would

Write a method named findRange that accepts an array of integers as a parameter and returns the range of values contained in the array, which is equal to one more than the difference between its largest and smallest element. For example, if the largest element is 1 7 and the smallest is 6 , the range is 1 2 . If the largest and smallest values are

True or False a ) in { } - b ) in { , { } } - c ) { } in { } - d ) { } in { { } } - e ) { } { , { } } - f ) { { } } { , { } } - g ) { { } } { { } , { } }

a . Assume S P = C 7 H 1 6 before the "PUSH VAL 3 " instruction in the main procedure. After the main procedure is executed, find the following: RESI = S P = b . User wants to add 1 2 8 k EPROMs and 1 2 8 k SRAMs to a PC using the 7 4 1 3 8 s to decode the 3 2 k 8 memory blocks ( EPROMs and SRAMs ) controlled by Ys . Addresses available start 5 0
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write using prolog starter code below Write predicate path(Start, End, Graph, Path, Budget) that is true if and only if Path is a list of vertices comprising a path from vertex Start to vertex End in the given weighted directed Graph such that the sum of the costs of the edges in the path does not exceed the given Budget. Let's break that down!
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4. Design a "Book" class Book Data members of Book -title String -isbn String -author: String -price: float -category: String +Book(title : String, isbn:String, author:String, price:float, category:String) The category of this book (ex: cs, math, art, ...) Constructor, initialize object with specified values +getTitle() : String +getAuthor () :
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Please help me with this AP COMPUTER SCIENCE A Lab in Java. Here are the description of the lab and the initial code provided: In this lab you will create a working TicTacToe board and game to play against another player. The TicTacToe board is made of chars. A char is java is a single letter denoted by single quotes(eg. 'A' or '2'). You will

In C + + , the null character is represented as q , 1 0 ' ? ? 0 1 0 1 " 0 "
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A data governance committee has access to a number of tools. One tool is a holistic view of data across the organization that describes the data relationships and interdependencies. This tool is a ( n )

a . Develop a time delay procedure for the 2 . 0 G H z Pentium - Core 2 that waits for 7 0 m s b . The 8 2 5 5 shown in the following is configured as follows: port A as output, B as input, and port C ( low and high ) as output. Find the port addresses assigned to A , B , C and the control register Find the control byte ( word ) for this
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a) Show that (pA q) r and (p r) ^ (q r) are not logically equivalent. b) Show that (p r) v (q r) and (p ^ q) r are logically equivalent usinglaws (not truth table). USI
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What is the size of a matrix if Arr = [ 9 3 5 7 1 0 0 1 6 ] ? Select one : 1 x 7 7 x 1 C . 7 x 7 . 7

Need javascript solution of the following problem: Tom is decorating the pavement in his garden with N square tiles. Each tile is divided into four triangles of different colors (white - 'W', red - 'R', green - 'G' and blue - 'B'). A tile is described as a string of four characters denoting respectively, the color of the upper, right, bottom and
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Complete the code with four more output statements to output the following figure with m ' s . End with a newline. The output is: m m mmmmm m m mmmmm m m

Which legislation most controls whether Mr . Charrington's use of electronic devices is legal? Communications Assistance for Law Enforcement Act ( CALEA ) of 1 9 9 4 USA PATRIOT ACt Electronic Communications and Privacy Act ( ECPA ) of 1 9 8 6 Foreign Intelligence Surveillance Act ( FISA ) of 1 9 7 8
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Explain this ERmodel and its relationship through the given images
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In Excel, assume that we record t values in column A . We record corresponding function values, ( ) in column B where ( ) = 5 9 . 1 . What is the correct syntax for the function value in cell B 2 ?

Need help with this in C# Code is as follows: // Program gets a quanity ordered from user // then determines price and discount based on quantity // price per item before discounts is $6.00 // order 15 or more, get a 20% discount // order 10 to 14 - get a 14% discount // order 5 to 9, get a 10% discount using System; using static System.Console;
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7 In a website attack involving a denial of service, who is most affected by the malicious software? Email systems Anyone on the internet Those who want to use the website The company owning the website
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MATLAB RNA Sequence RNA consists of specific genetic sequences consisting of four nucleo-bases Adenine, Guanine, Cytosine and Thymine. The RNA sequence is described by 1D row array consisting of the four integers. The four nucleo-bases are encoded with integers: Adenine-1: Guanine = 2; Cytosine-3; Thymine-4. For example a RNA sequence is encoded
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Answer in C language. runnable on linux USING HASHTABLE 0. Introduction In this assignment you will practice using the file system API (as well as pointers in different data structures). In particular you will be creating, opening, reading, writing, and deleting files. Your task is to write an indexing program, called an indexer. Given a set of

Q . 1 0 ) Consider sending a large file from a host to another over a TCP connection that has no loss. Suppose TCP uses AIMD for its congestion control without slow start. Assuming cwndincreases by 1 MSS every time a batch of ACKs is received and assuming approximatelyconstant round - trip times, how long does it take for cwnd increase from 6 MSS

Please solve below question and Create the file mentioned in the above. Question 2: Video Game Creation (10 points) Question 2a: Create a playGame function (8 points) playGame(protag: Character, antag: Character) takes in two parameters: - protag: Character - antag: Character Print both protag and antag. Then stimulate their match. The match will
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Android studio using Java Create an application to simulate an earth view. two images : earth and moon must have : transformations - rotate, scale, translate and start and stop button Create an application to simulate an earth view. Display a png image of the earth and the moon image slightly above the earth image. Apply the necessary
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A File class object may refer to a data file or a directory. The Netbeans project DirectoryListDemo , using File class methods list() and listFIle() . The Netbeans project CreateDirectoriesDemo , using the File class method mkdir() . The NetBeans project CopyFileDemoE has a method to copy a file. Your task is to use techniques from all three of

Based on the model presented, which of the following would be considered information security enforcers? IBM The Information Commissioners office Marks & Spencer Ltd EDF Interpol
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Code in F#. Implement the function desugarChoose : expr -> expr, which should convert the given expression to an equivalent expression that does not use Choose. You will need to use Try and Fail. Be careful to ensure that you desugar all subexpressions. let rec desugarChoose (e : expr) : expr = failwith "Not implemented" Here is desugarChoose with

In April of 2017 some of the National Security Agency's most powerful and top-secret hacking tools were published online by a hacker group called the Shadow Brokers. Its amazing to know that the supposedly impenetrable spy agency had been hacked and some of its most valuable cyber-attack tools are now publicly available. Answer the following by

Student Instructions: Problem 1 4 . 1 6 ( GUI - Based Craps Game ) Modify the application of Section 6 . 1 0 to provide a GUI that enables the user to click a JButton to roll the dice. The application should also display four JLabels and four JTextFields, with one JLabel for each JTextField. The JTextFields should be used to display the values of
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Question 5 [ 5 marks ] The monthly domestic electricity bill is calculated using the rates given in the table below. Furthermore, the bill will be paid by the Malaysian Government if it is RM 1 0 or less. \ table [ [ Monthly Energy Usage ( kW . hr ) , Rate ( RM / kW . hr ) ] , [ first 2 0 0 , 0 . 2 4 ] , [ Next 3 0 0 , 0 . 3 5 ] , [ Above 5 0 0 ,
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(a) Could it be the case that P(A\\\\cap B)=0.5 ? Why or why not? [Hint: For any two sets A and B if A is a subset of B then P(A) .]\ Yes, this is possible. Since B is contained in the event A\\\\cap B , it must be the case that P(B) and 0.5>0.3 does not violate this requirement.\ No, this is not possible. Since B is contained in the event
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Diving: Diving is an exciting sport in the Summer Olympics. Let's learn a little about the judging process in the sport. For each dive, seven judges award a score between 0 and 10, where each score may be a floating point value. The highest and lowest scores are thrown out and the remaining scores are added together. The sum is then multiplied by
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In Fortran, a subroutine is a function that returns a CHARACTER a REAL an INTEGER nothing
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DO NOT CHANGE STARTER CODE Platform Independent Solution Please see Syllabus for more information. Your solution has to be platform-independent; it must run on any platforms including any online IDEs: You solution should be free of any use of packages. Example, absolutely no /* Java Program Example - Java Import Packages */ package

What is a benefit of using an N + N cluster over an N + 1 cluster? o It allows for higher performance over an N + 1 cluster. o The available hardware is always used. o Failover does not lead to degraded performance.

Use main.cpp, Student.h, Student.cpp (written below) and write classes StudentClub and a non-member function find youngest to make main.cpp compile. Put the declaration and definition of find youngest in StudentClub.h and StudentClub.cpp separately. You may not modify provided files and only submit StudentClub.h and StudentClub.cpp. Non-member

I just want the solution inside the box, I don't care about the explanation Text blocks with ending quotes oul Hard 3 745 users solved this problem. Latest completion was about 6 hours ago. You have a text block that ends with a quotation mark, but you also want your string to end with the quote and not have a new line character inserted at the
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Description Familiarize yourself with the following sort algorithms. Do some research and find real - life examples of how each of them can be used and what their best and worst time complexities are. Make a chart similar to the chart below and fill it out. \ table [ [ , \ table [ [ Worst ] , [ Time ] , [ Complexity ] ] , \ table [ [ Best ] , [
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A network that provides the flexibility of reconfiguring the network structure without physically relocating the computers and network devices is called: Group of answer choices VLAN MAN LAN WAN

5 . Which of the following regular expressions describe the language over the alphabet { a , b } that consists of all strings that contain at least one ' a ' . a ) b * aa * b * b ) b * a ( a * b * ) * c ) b * ab * a * b * d ) none of the above

Assume that the given code runs without any errors and the value of variables used in the code are y 1 = 2 2 y 2 = 1 1 and y 3 = 1 2 What will be the output of the following C + + code? v 1 = v 2 + + ; y 2 = - - y 3 ; y 3 = y 1 + y 2 + y 3 + + + y 2 + + ; cout <

Need formal proofs please. Definition: Given any nonnegative integer n, the decimal representation of n is an expression of the form: dkdk-1 ...dzd,do. where k is a nonnegative integer; do.di,d. dk (called the decimal digits of n) are integers from 0 to 9 inclusive; dk 0 unless n = 0 and k 0; and n = dy 10* + di-1 10*-1++ d2 102 + d, - 10 + do For
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Question 1: Bitwise Practice (6 pts) Write a single line of C code to implement each unsigned char chi of the following. given these declarations unsigned short n; Example: For ch, check if bit 0 is set to 1 if (ch &0x01) a. Set bits 6, 2, O of ch to 1, and preserve the remaining bits. b. For ch, check if any of bits 7, 3, 1, 0 are set to 1. c.
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If you have two folders open on your desktop and you want to move a file from one folder to the other, simply the file. select Shift + drag right - click Double - click
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Question2: 32 points: 2x(4+4+4+4) Part1: For each of the following cases, calculate the latency (from first bit sent to the last bit received). Assume the bandwidth of each link is 2 Gbps, and the size of each packet is 120 Kb. Assume the length of each link is 40 6 meters, and propagation speed is 2*10 meters per second. There is no queuing or
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(c) A company is given a class C IP address, 193.127.34.0. The network administrator determines that he needs four subnet with each subnet supports 20 to 30 hosts. Design the network in the company with appropriate subnet mask and define the four subnet addresses? [5 marks] (d) A data file of 20 bytes is sent using UDP over IPv4. The IP header has
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The Internet impacts e - commerce by creating a mechanism for improved communications between a True or False
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Closed source software that is given out free of charge; it is sometimes referred to as which choice? 1 . Shareware 2 . Freeware 3 . FSFware 4 . None of these

Write a program that plays a number guessing game with a Human user. The Human user will think of a number between LOWER _ LIMIT and UPPER _ LIMIT, inclusive. ( LOWER _ LIMIT and UPPER _ LIMIT will be global constants, typically 1 and 1 0 0 , but your program must still work if they are set to something different. You may assume that LOWER _ LIMIT

I have done what I can to try and get wireshark to work and it is just not working out. I have turned to my instructor for help and all he told me was to reinstall the program. I did and still have the same result. Please help. The goal of this lab was primarily to introduce you to Wireshark and practice capturing data packets. The intentions of

PYTHON: Here is a list of programs I wrote... Grade calculator: #User friendly introduction first_name = input("Please enter your first name: " ) print('Hello', first_name, 'and welcome to the digital gradebook.') #Embed code with prompt for user entries student_grades = {} keep_going = True #Create a while loop while keep_going == True:

Which two of the following are DHCP options that a DHCP server can assign to a DHCP client? A DNS server B BOOTP server C D APIPA address Default gateway

Even small networks require sophisticated hardware and software.
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q , allows manufacturers to attach tags with antennas and computer chips on goods and then track their movement through radio signals. NFC RFID XML UWB
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Which of the following technologies is a hypervisor substitute that separates resources at the operating system level? VFA Segmentation VLAN Containerization
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6 5 , 5 3 6 Question 1 1 Convert the following ASCII hex representation to a character string: 4 F 7 9 7 4 6 9 6 3 , 6 1 , 6 C Do not add any spaces. For example, the hex 3 1 , 2 B , 7 A represents the string: 1 + z Question 1 2 Convert the following string into its ASCII hex representation: Station! Don't use 0 x or h to represent the hex values.
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Define the variables and , and then use them to create a col - umn vector ( assign it to a variable named f ) that has the following elements: d 2 , c , ( c + d ) , cd , and d .

3. An 8-bit register is used to track the status of 8 separate entities (i.e. it is a bit-vector), with 1 signifyiny the unit is free, 0 that it is busy. As always, the bits are labelled from right to left as 0 through 7. For questions a) through d), provide the appropriate bit-mask and operation (and, or, not, xor) required to accomplish the

PART 1: Mini Case (60 points) Call Pro (hereafter CP) is a newly founded call center. It has 3 departments (D1, D2 and D3) located on 3 floors of a building. Each department will have its own LAN, each connecting 24 clients, 6 servers and 1 network printer. All clients (NICs included), servers (NICs included), and network printers have already
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You've overridden the tostring method in the clothing class. From which class does this method originate? Customer Comparable Object ShopApp
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(1 point) Decrypt the following messages encrypted using the Caesar cipher: f(p)=(p+3)mod26 Alphabet: A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z (a) HDW GLP VXP (b) EXVB KRVSLWDO
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For following code segment, give the time complexity analysis, and the exact number of " * " s in the output: for i = n down to 1 for j = i to n print " * " For following code segment, give the time complexity analysis, and the exact number of " * " s in the output: for i = 1 to n for j = 1 to n if i > j print " * " For following code segment,

Which of the following statements is TRUE? Question 1 options: An outline concisely shows content for the introduction, body, and close. The outline should be written as a script for the presentation. The outline is not essential if you have PowerPoints. The outline should be written after you create the PowerPoints.

These question must Use R programming Languages. Please give answer back in code Country Age Salary Purchased France 44 72000 No Spain 27 NA Yes Germany 30 54000 No Spain 38 61000 N0 Germany 40 Yes France 35 58000 Yes Spain 52000 no France 48 79000 Yes Germany 50 83000 No France NA 67000 Y Read-in the Data. It is a synthetic dataset that shows

Determine the following for the graph G: ( a ) How many strongly connected components are there in G ? ( 0 / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 ) : ( b ) True or False. Assuming blanks are zero, the adjacency matrix for this graph is as follows: ACTAULLY TELL ME IF ITS TRUE OF false
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which of the following is used to display a " 1 " after an " X " ?

This exercise examines the effect of different cache designs, specifically comparing associative caches to the direct-mapped caches. Assume the memory is word addressing with 8-bit addresses and the cache is a fully associative cache with two-word blocks and a total size of eight words. Assume one word is 32 bits. - The number of blocks in the
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The following statement supposedly declares a REST web service method to remove an item from a data repository. When a delete request (for instance .../gallery/1) is issued, the method deletes the item from the data repository and returns the confirmation message as text. If the item is not found, a 404 message is to be returned with an
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Consider the following algorithm and answer the questions: ALGORITHM W(A,l,r,K) //Input: A is an array of sorted integers // l and r are the leftmost and rightmost indexes of the array elements to be processed // K is an integer if l > r return -1 else m

Which of the following guidelines is true when formatting the References section according to APA style? Use italics for titles of shorter works, such as articles. Use sentence case for journal titles. The sources should be listed in alphabetical order. Use single - spaced type throughout the references section. The heading "References", should be
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The base of the Traffic Cone is 16 square and 1 thick. The cone is hollow and its walls are 1 thick. Assume it is a true cone shape with a solid pointed tip. The tip is 28 from the top of the base. There is a 2 clearance between the outer edge and the edge of the base. The total amount of plastic needed will be the volume of the base plus the

This is what I have for my Node.h file, and im not sure how to implement concatenate and merge properly . class Node{ public: NodeT(): data(0), next(nullptr){}; NodeT(int value) : data(value), next(nullptr) {}; NodeT(int value, NodeT* nd) : data(value), next(nd) {}; ~NodeT() {}; //Attributes int data; NodeT* next; }; This is what I have tried.
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Can someone please help me with how to write this in Java? You will write a program to evaluate a math expression given by a user. Read the input from the scanner Expressions should match the forms below. Note that you will need spaces between the numbers and operators for your scanner methods to work best. - number1 operator number2 - operator

For this assignment, you will need to construct a database, execute CRUD operations within the SQL database, and engage in a discussion concerning data security concerns. Activity 1 : SQL Queries ( Case Study ) : Activity 1 is the continuation for the assessment 1 . CON bank is very pleased with your report and has approved the report. Based on

Directions: For this lab you will implement the functionality described below. You will do this in one .cpp that will prompt the user with the following format. Ensure that all prompts are preceded by the number for the problem and the word #1 Prompt: #1 Output: #2 Prompt: #2 Output: .#1: Write a program that prompts the user to input 2 numbers.

Listen You are one developer on a team of several developers. The team is responsible for a large web application that uses Spring Framework. Your task is to implement an expressive command input function for the application. The team is using version 2 . 6 . 5 of Spring Framework, and you want to use the Spring Expression Language to accomplish
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8. In column G, compute the sales commission earned on each property as a percentage of the total sales commissions. Also total column G and underline cell G25. 9. Input the appropriate formulas in cells C28,C30, and C32 to compute the indicated statistics. 10. Format all numbers representing dollar amounts for commas and zero decimal places. Add
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The events that trigger the changes in state of a state machine are always Methods in the destination class of a sequence diagram message Attributes in the destination class None of the above Attributes in the source class Methods in the source class of a sequence diagram message
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2. (a) Suppose int is a subtype of float in a language with subtyping and implicit conversions but no polymorphism (Suppose also that int has no proper subtypes and float has no proper supertypes.) If the following program is well-typed, what is the type of the function f? float x, y; if (f (x) mod 3 2) then y -f (5); mod only accepts arguments of
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Which list is equivalent to what the range ( 5 ) function call returns? [ 0 , 1 , 2 , 3 , 4 ] [ 0 , 1 , 2 , 3 , 4 , 5 ] [ 1 , 2 , 3 , 4 ] [ 1 , 2 , 3 , 4 , 5 ] [ 5 ]

help pls Given the following transaction sequence: TIME TRANSACTION ACTION B 0 T1 READ A 1 T2 READ B T3 READ A 2. 3 T1 READ B 4 T3 READ C T1 UPDATEB T3 UPDATED 7 T2 ROLLBACK 8 T1 READ C 9 T3 READ B Hide Stop sharing psent at each of the indicated times (Time (a) llevigation monash edu is sharing your screen (a) Complete the table by clearly
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Consider the relation Courses (C, T, H, R, S, G), whose attributes may be thought of informally as course, teacher, hour, room, student, and grade. Let the set of FD's for Courses be C T, HR C, HT R, HS R, and CS G. Intuitively, the first says that a course has a unique teacher, and the second says that only one course can meet in a given room at

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