Databases Questions and Answers January 22, 2020

Part 3: Bit-wise Operators When programming microcontrollers, you will likely encounter many situations where you need to isolate or change individual bits within a register (memory). The C language includes several binary operators for working at the bit level. Binary Operators >> shift all bits right Please Answer all the questions !!!!!

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Information hiding allows the ADT user to _ _ _ _ _ . Group of answer choices focus on higher - level concepts override the implementation of an ADT develop without the need for error handling improve implementation of data types like arrays

I am new to coding and i'm very confused on this problem. please help! c++ You are to write a program to read integers from a file and print out how many numbers were in the file and the average of them. Create the following text files. Text File: data1.text (take note-there is an empty blank line at the end 45 84 75 56 78 15 28 71-5 45 Text File:

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EAGLERUN TRUCKING DISPATCHER ERD Driver D DriverLicenseNo TruckID TruckModel Owns DRIVER TRUCK Driver Name Drives Serves RegionName RegionID REGION (9) How many unique non-primary key columns will the relational schema mapped from the Eaglerun Trucking Dispatcher ER diagram have? A) 0 B) 1 C)2 D) 3

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Due Duter 02014/2023 lnstrector: Dt. Lomshizo L. Rroblem Statementa Wrile a CH+ program that ealeuletes resolts for the thred following taske: 1. Cileslate and print the sam of the eatered integars. 2. Reverse the cader of ehnrecters in the entered striag. 3. Determine the groes pay for en eriployse. Stedeat nomes Cls 232 introduction to

A popular activity for some users with their mobile devices is to create an environment where any applications can be installed from any source. Which of the following is a reference to an Android device that is able to have applications from any source installed? a . BYOD b . Bootlegged c . Jailbreaking d . Norte of the above

Problem-2 Using the algorithm infix to postfix as shown in problem-1 and convert each of the following infix expressions to postfix using the three techniques of: a) Use the stack technique b) Use pencil and paper technique c) Use each one as the input to the program that you have written in problem-1 and test your code. a. a * b / (C -d) b.(a -b

Q1 Algorithms 2 Points Which of the following most accurately describes the relationship between an algorithm and a program? A program implements an algorithm in some programming language A "program" is a Python-specific term - "algorithm" is the equivalent in Java and C++ Programs are pointers to an algorithm value stored in memory A program is

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Question 1 a) Given FIVE (5) registers named PC, IR, AR, RO and Ri. PC 10110011 IR 0111 0011 AR 0101 0101 RO 1111 0000 R1 1100 0011 Calculate the content of the destination register of the following register transfer language (RTL) operations: i) PC IR(7:4) ii) ARAR(4:1) + RO iii) RORO R1

You can add graphics to your documents from the: Image button on the Pictures Ribbon Insert button on the Pictures Ribbon Pictures button on the Insert Ribbon Graphics button on the Insert Ribbon

One byte bitmap can control or store the status of 8 different devices. True False

Question 3 ( 1 point ) Listen q , are important because they help to ensure data integrity. Attributes Entities Relationships Constraints

Click the "down arrow" to download the file "animals.txt " to the same directory (folder) as your Python program. It contains the texts of a number of different animals. Write a Python program to read in tire content of the file using a loop, count and print the total number of text "turtle" contained in that file. [Run your program in Python IDLE

Zer arit da Turing makina eta zein da bere rola konputazio teoria? Deskribatu mugatua estatua automaton ( FSA ) definizioa eta aplikazioa. Zer da Hamiltonian bidea eta Eulerian bidea grafo teoria? Azaldu P klase arazoak eta NP klase arazoak arteko aldea. Zer da erregular espresioa eta nola erabiltzen da konputazioan? Deskribatu publiko - gakoa

Put comment in coding The Upin Caf has three types of menu. The price for each menu is as stated in the following table. Price RM10.50 Types of menu Kids meal (K) Snack (S) Combo (C) RM 15.50 RM 18 Each customer must pay additional 6% for the government tax. Write a complete C++ program to do the following tasks: Read type of menu and number of

Java, show all code and specifically for methods in step 5 Write a Java interface called "Measurable". The idea here is that a Measurable object should be able to supply a numerical value (it's measure). The meaning of the measure will vary, depending on the class of the object. The Measurable interface should contain two method prototypes (copy

Please only do question 2 and 6, Explain the steps and please clear hand writing or type it for clearer answer Problem Specification This assignment contains 10 questions of order of complexity proofs and algorithm time complexity analysis. Provide your answers in a PDF file and submit it to the Assignment 2 dropbox in elearning. Questions: 1.

Question Type: Single - Select Inviting a friend to help look for a hard - to - find vulnerability is a method of security code review. True False

Using C+, Design a class Expression { public: //methods... private: string infix; string postfix; }; that contains a constructor: Expression(string input, int direction) { if (direction == 1) infix = input; else if(direction == 2) postfix = input; } and three methods, inToPost, postToIn and evaluate string inToPost() { //... } string postToIn() {

A flow can be configured to run in a BLANK, which not only ignores object - level permissions and field - level security of the running user, but also OWD sharing settings, role hierarchies, sharing rules, manual sharing, teams, and territories.

Construct a heap for the list 1 0 , 2 8 , 6 0 , 5 , 3 0 , 1 7 , 4 4 by the top - down algorithm ( key nsertion

Critical Thinking Question - Of the reasons listed below, blocking access from your network to just one specific website ( a site that does not use CDNs ) would best be accomplished how? Question 1 Select one: a . Configure the local switch to drop DNS packets on Port 5 3 , 8 0 , and 4 4 3 . b . Configure the border firewall or router to deny

Redux questions: What are different parts in Redux (or components in redux) Store, Reducer, Action, Dispatcher Why use redux? General Programming questions: How to improve page performance How do you debug the code What different tools have you used for developing application How is your typical day at work Challenges you have faced in your

Discuss some of the different types of users of financial information ( at least 2 internal users and 2 external users ) . For each type of user, indicate if they are an internal user or an external user. Further discuss why each user of financial statements would be interested in the information.

decisions are vaguely defined by standard operating procedures but include a structured aspect that benefits from information retrieval, analytical models, and information systems technology. Structured Pseudostructured Unstructured Semistructured

Objectives: Pointer arithmetic, type casting, call by reference. Requirements: In this lab, five functions need to be implemented using the following function prototypes: 1. void ** create2DArray(int numRows, int numCols, int elemSize); In this function, programmers need to create a 2D array like below: Num of Rows Num of Cols Num of Cols T[0][0]

fasst please?! Part1: RIP Configuration In this part, you will be given a network address that must be substted to complete the addressing of the network shown in the Topology Diagram. A combination of RIPv2 and static routing will be required so that hosts on networks that are not directly connected will be able to communicate with each other.

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Which of the following succinctly describes the specific address range typically used by IANA for global IPv 6 addresses? fe 8 0 :: / 1 0 B fe 8 0 :: / 1 6 2 0 0 0 :: / 3 D 2 0 0 0 : 1 2 E 2 0 0 0 :db 8 :: / 1 6

Implement the following classes as represented in the class diagrams. Methods and constructors are explained below. You will define 4 types of activities: Run, Bike, Swim and the fourth activity is of your choice. Note that the getter/setter methods for all properties are not included in the UML diagram. Run -title: String - notes: String -

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(IN SQL) /* 6. Create a list of all the products (prod_id and name) if all the following are true (7 records) Supplierid = 2, 5, 16, 8, or 9 Categoryid = 1, 2, or 4 Unitprice > 15.00 */ /* 7. Create a list of all the products (prod_id and name) if all the following are true (11 records) Supplierid = 2, 5, 16, 8, or 9 AND Categoryid = 1, 2, or 4

the quotient / and modulus % operators both do the same operation: divide a number a . true b . false

Please solve it quickly circuit that accepts a four-bit number (A.B.C.D) and generates an output which is equal to the sum of the binary numbers formed by the input (AB) and (CD)

Experiment 2 ( PreLab task - to be prepared in advance ) Consider the following recursive algorithm ( pseudocode ) What would be returned if fun 1 is called as fun 1 ( 1 2 ) ? Perform analysis of the problem manually, without using computer.

An unauthenticated attacker exploited a company's web portal that contains customer information, where customers can view their account profile, such as their name, email address, and account balance. Each customer has a unique ID used to retrieve their information from the database. However, the attacker changed the customer ID parameter in the

Assume the following likelihoods for each word being part of a positive or negative movie review, and equal prior probabilities for each class. pos neg I 0 . 0 9 0 . 1 6 always 0 . 0 7 0 . 0 6 like 0 . 2 9 0 . 0 6 foreign 0 . 0 4 0 . 1 5 films 0 . 0 8 0 . 1 1 What class will Naive bayes assign to the sentence I always like foreign films. ?

g.t(n) is the runtime of following function, public static int f2(int n){ if (n 0; i/=3){ System.out.println(i); return mid; h.t(n) is the runtime of following function, public static int f3(int n){ for (int i = n; i >= 0; i--){ for (int j = 0, j0; k/= 3) System.out.println(i * j +k); return n; i.t(n) is the runtime of following function, public

Consider the LIBRARY relational database schema shown in Figure, which is used to keep track of books, borrowers, and book loans. Referential integrity constraints are shown as directed arcs in Figure. Write down relational expressions for the following queries: a. How many copies of the book titled The Lost Tribe are owned by the library branch

fileA is a regular file in the current directory. The command: head fileA will display the first line of fileA and nothing else Group of answer choices True False

Please explain each concept and step fully (getting tested on it) 4. Convert the following regular expressions to NFAs using procedure given in Theorem 1.54. In all parts -fa,b a) a(bb)*U bb b)a U (bab)

C program language 12) Develop a class averaging program that will process an arbitrary number of grades each time the program is run. The program should also: a) Counts the number of succeeded students b) Counts the number of failed students c) Determines and prints the highest grade obtained

What is the preferred method for cleaning the LSU window? Select the preferred method. Using the wand on the front door Using a paper towel Using canned air Using isopropyl alcohol and a cotton swab

artigficial itnelligence Define in your own words the following algorithms: Local beam search. Simulated annealing algorithm. Genetic algorithm -------------------- Question 4 (Chapter 5, 20 points) Discuss how well the standard approach to game playing would apply to games such as tennis, pool, and croquet, which take place in a continuous

Excel Module 8. I need help on 4,5,7. Expert Q&A Done Module 8 Sam project 1 b. I need help with 4, 5, 7 In cell G2, enter a formula without a function using structured references to determine the number of years since Alison Simoneau completed the HR training. The formula should subtract the value shown in the HR Training Year column from 2017

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6. There are four medals (Gold, Silver, Bronze and Wood) on a table, but they are all wrapped with dark wrapping paper, such that it is impossible to distinguish them. You would like to find the gold medal. The game starts as follows. You pick one medal without unwrapping it, and then the game host unwraps one of the remaining medals and reveals

op 15 constant or address 1. (10%) Given the bolcks for load instruction datapath and beq I-format instruction datapath, combine these two parts into one block. IwSrt, addr(Srs) #rt = Memory[$rs + sign-extended addr] beq Srs, Srt, offset #if ($rs - Srt, go to PC +4 + (4xoffset) M LALU R ALU colle White ottet The building block for load instruction

refers to a collection of raw facts, figures, or statistics that have not been organized, interpreted, or processed in any way. * Knowledge Entity Information Data

A . With the link costs indicated in Fig. 4 , use the Dijkstra's Link State routing algorithm to compute the least - cost path from node A to all network nodes. Show all the necessary steps with the aid of an appropriate table.

Deine cardinality of a set. Show that cardinality of all measureable sets ( M ) is 2 c , where c denotes continuum.

Which of these is NOT a "generation" of cellular Internet services? A . EV - DO B . GPRS / EDGE C . HSPA + D . ARP

C# Arrays C# Console and Windows Programming usina Visual C#.Net class Mp3Chart string[] topTen const int MAX = 5; // define a string array called top Ten public static void Main( // program starts executing here Mp3Chart myChart - new Mp3Chart); myChart.run( // create new object /call its run method public Mp3Chart0) // constructor topTen - new

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PERFORMANCE CALCULATION Three instruction types or classes exist: C 1 , C 2 , C 3 On Machine M 1 clocked at 3.7 GHz, the following measurements hold: C 1 has CPI 1 = 1.2 ; C 2 has CPI 2 = 2.3 ; C 3 has CPI 3 = 3.4 cycles/instruction On Machine M 2 clocked at 4.6 GHz, the following measurements hold: C 1 has CPI 1 = 2.7 ; C 2 has CPI 2 = 3.6 ; C 3

( a , A , b , B , C C ) " A - O - K " a ' ' A ' , " To B or SQ 0 6 not to B " . ' b ' ' B ' " " ' c ' ' C ' b orc A - O - K 2 a b ce C

In object - oriented programming, which principle is illustrated by the ability of different objects to respond, each in its own way, to identical messages? A ) Inheritance B ) Encapsulation C ) Abstraction D ) Polymorphism

c++ machine language as well D Write a program tha calculates the expression 78 - 322; and then, stores the result in memory address 89

Don't Need Math help, just need help in python and MATLAB, supposed to use numpy in python. Any help would be great thank you! 3.2 Determine the root of X) - 1-2es by: (a) Using the bisection method. Start with a - and b-1, and carry out the first three iterations. (b) Using the secant method. Start with the two points, x, = 0 and x = 1, and carry

Write a statement that replaces the separators in the string variable title from hyphens ( - ) to colons ( : ) title = 'Python - Lab - Warmup' tokens = title.split ( ' - ' ) title =

WEB2 (PHP) Practical Ajax this is code form_1.php this what i need ::: i need the code for val.php please 1 3 4 5 var http = new XMLHttpRequest(): 9 19 function validate(vali, val2) http.open("GET","val.php?vile**vallt"val+va12, true); http.onreadystatechange-function() 11 (http.readyState-16G http.statusu-2001 document.getElementById(").innerHTML

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What are two methods for switching data between ports on a switch? ( Choose two ) a ) cut - off switchingb ) cut - through switchingc ) store - and - forward switchingd ) store - and - supply switchinge ) store - and - restore switching

Python Write a function def all digits (n): n is a positive int number, greater than 0. The digit 0 does not appear in n. The function returns True if all digits between 1..9 appear in n. Otherwise False is returned. Requirements: Use Top Down

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Code has to be in Python. Make sure to include how to get the "Error: Invalid selection! Terminating program." result. In this lab, students will build a four-function one-run calculator on the command line. The program will first prompt the user for two numbers, then display a menu with five operations. It will allow the user to select an option

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Problem Statement Write a program that prompts the user to input two integer values. The program calculates and outputs the sum and the difference. A sample run off the program follows. The user input is represented in boldface in the sample run.

please implement it using 8086 assembly language AES encryption Please write a program to perform the first round of AES encryption using a 128-bit key. The inputs are a 128-bit plaintext and a 128-bit key. Your code is to perform the following steps, as taken from the pseudo-code found on page 15 of the FIPS-197 document: AddRoundKey(state, key)

https: / / www . chegg.com / homework - help / questions - and - answers / problem - a 1 - write - assembly - program - copy - first - 3 0 - bytes - data - memory - location - starting - 0 7 0 0 - 1 - q 1 2 8 3 7 2 1 3 4 ? share = 2 9 6 e 7 0 6 b - bea 3 - 4 0 be - b 1 8 b - eb 2 d 7 3 5 3 7 7 2 a

package com.upgrad.patterns.Service; import com.upgrad.patterns.Interfaces.IndianDiseaseStat; import com.upgrad.patterns.Constants.SourceType; import com.upgrad.patterns.Strategies.DiseaseShStrategy; import com.upgrad.patterns.Strategies.JohnHopkinsStrategy; import org.springframework.beans.factory.annotation.Autowired; import

please help - Using Retailitem class from the previous exercise, create another class named Cashfegister that can be used with the Retalitem class: - The CashRegister class should be able to internally keep a list of Retalitem objects. - The Cash Register class should have the following methods: purchase_item: That accepts a Retailtem object as an

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Q. Explain how to invoke a superclass method from a subclass method for the case in which the subclass method overrides a superclass method and the case in which the subclass method does not override a superclass method. [1 Mark] this is a correct answer but i want answer it in different way : In the case where the subclass method overrides the

What does unavailable refer to ? Multiple Choice A system that is not operating and cannot be used. Refers to the ability of an application to operate on different devices or software platforms, such as different operating systems. Measures how quickly a system performs a process or transaction.

A+BC/DE A+BC/D

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( 1 ) Question Type: Single - Select q , can be exploited to completely ignore authorization constraints. SQLInjection OS command injection Cross site Scripting Race conditions

What are two ways to create resources and add them to Project so you can later assign them to tasks? A Use the Resource Information dialog box or in the Task Mode column in the Gantt Chart view. B Directly in the Resource Sheet or in the Resource Usage view. C Directly in the Resource Sheet or using the Resource Information dialog box. D Right

q , enable better - informed security and business decisions and ultimately allow organizations to take decisive action to protect their users, data, and reputation against adversaries. a . Canary Tokens b . Threat Intelligence c . Honeypots d . Endpoint Detection & Response

One important difference between languages that provide syntax to encapsulate the definition of user defined data types is whether the syntax requires the specification details to be separated from the implementation details. Ada requires such a separation. In Ada, the specification information must be placed in the package specification and the

The special operator used to check whether a subquery returns any rows is _ _ _ _ _ . Question 3 8 options: a ) LIKE b ) BETWEEN c ) IN d ) EXISTS

Language: Python 3 ( b ) Environment 1 # ! / bin / python 3 . . . # Complete the 'schoolcount' function below. # The function is expected to return a pandas dataframe. # def schoolcount ( df ) : # Write your code here > if name = = ' , main ' : cdots

create a data flow diagram for the water vapor levels in different cities. representation shown below Average Water Vapor Denver, Co 4.7 g/m^3 Phoenix, AZ 6.8 4 g/m^3 Chicago, IL 8.44 g/m^3 New York City, NY 8.64 g/m^3 Los Angeles, CA 9.4 g/m^3 Atlanta, GA 11.0 g/m^3 Dallas, TX 11.8 g/m^3 Miami, Fl 17.2 g/m^3

A(n) __________________________ is the cumulative amount of time that a business could tolerate or sustain inoperability until a viable alternative capability can become available. 0.075 points QUESTION 10 The Incident Response and Business Continuity plan both have significance in the business resumption process, although similar each has

I need matlab or python code f(v) X1 1 V 0 X2 FO ) -0.5 0.5 v X -1 2. (35 pts) Consider the neuron on the left with three inputs. The plot of the activation function of the neuron is given on the right. More precisely, (v) = -{ 0, v +0.5, 1, U-0.5 -0.5 CU 0.5 1 (a) Suppose the error at the output is defined as E= (1-0)2 where l is the target

Q . 3 With a heavy reliance on technology for day - to - day operations, the Government is concerned with increasing targeted security threats against all organizations. Government s overall objective is to ensure the appropriate information security controls were implemented within its networks, servers, applications and computing platforms to

Write a program to draw a polygon ( 5 Sides ) . Apply nonuniform scaling and then translate the polygon using gl functions. Write a program to display given output using GL _ TRINGLE _ STRIP and GL _ QUAD _ STRIP. Write an OpenGL routine to draw concentric circles using bresenham's midpoint circle algorithm. The output should appear like the

The portal is a form of peer - to - peer network. True False

Python Write a function def reduced (n): nis a positive int number, greater than 0. The digit 0 does not appear in n. The function returns a positive int number such that includes all digits of n, but only NOT MORE THAN the first 2 most left ones for each digit. examples : reduced(474234524274377)== 474235273 reduced(6666666)=66

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PHP and JSON Your task is to find a JSON-based Open Data dataset that you find interesting, and produce a page (or pages) that uses this data in a meaningful way. Use PHP to decode the JSON dataset, parse the data and display the results (using alternative syntax) in HTML. *Do not download a local version; use a web-based dataset You are required

Java Coding Problem 2: (Geometry: H-sided regular polygon) (15 Points) In an n-sided regular polygon, all sides have the same length and all angles have the same degree (i.c., the polygon is both equilateral and equiangular). Design a class named Regular Polygon that contains A private int data field named n that defines the number of sides in the

1 . Bubble Sort in Python 3 ( 5 0 points ) Write a bubble sort program in Python 3 . A bubble sort is an algorithm that will sort a list of values into order. On each pass the bubble sort passes through a list of values from start to finish comparing each sequential pair of values. If the values compared are not in order, they are swapped. The

Checkpoint 1 0 . 2 How are the mapping rules for generalizations / specializations different from the mapping rules for weak entities? Would it be wise to map Figure 1 0 . 3 using mapping rule 1 7 ? Why or why not? Which mapping rules are good to use if there are too many attributes on the subclasses? Which mapping rule or rules will not work well

D-TYPE FLIP FLOPS Objective: The purpose of this experiment is to show the analysis and design of the circuits employing D-type Flip-Flops. Preliminary Work: 1. Study the D-type Flip Flop. Study the connection diagrams for the IC 7474. What is Set and Preset? 2. OX D D a.) Draw the state table b.) Draw the State Diagram 3. Design a 2-bit binary

Figure 2 - 3 4 shows data that Garden Glory collects about properties and services. A . Using these data, state assumptions about functional dependencies among the columns of data. Justify your assumptions on the basis of these sample data and also on the basis of what you know about service businesses. B . Given your assumptions in part A ,

Create the following method in the Receipt class public String getReceiptString() . This method should print all the item information for the Transaction, subtotal, tax, and total. o o It should be formatted like the following example: apple: 0.5 pear: 0.75 pineapple: 0.75 Subtota 1.25 Tax: Total. 0.08750 1.3375 Note that all the values for the

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Hide Assignment Information Instructions A sport footwear maker produces three different types of athletic shoes, namely: Trainer, Runner and Sneaker. Given K pairs of athletic shoes, where K is a positive integer, develop an algorithm to count and display the numbers of Trainer, Runner, and Sneaker pairs of athletic shoes respectively. The pairs

please give the screenshot of your code running and also make sure the data is captured from a file called input.txt in neatbeans // these are the instructions for the question, also please do make sure there exists a main class because all of the answers in chegg are without it Goals Practice interfaces and polymorphism Description A college

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How can you verify an email message contains a legitimate concern from a company instead of a phishing scam? A . Click the link in the email message. B . Check for the company's logo in the email message. C . Read the email message carefully. D . Enter the company's web address in a browser to visit their website, and then sign in . E . Click the

The following data are the results of a classification analysis. The output includes the validation output Yt rue and predicted classifications obtained with three trained classification algorithms termed Y 1 , Y 2 and Y 3 . a ) Analyze the performance of the classifier Y 2 . To this end, using the given data compute and report the usual figures

The period character " . " means current working directory in a path. Given this, is the path " . / Documents / myFile . doc" the same as the path "Documents / myFile . doc"?

Given a method having a formal parameter of type A , allows for the type of the actual parameter for the call to be B , where B is a subclass of A . polymorphism inheritance method overloading generic types none of the above

A software engineering intern at an e - commerce company is documenting the process flow to provision EC 2 instances via the Amazon EC 2 API. These instances are to be used for an internal application that processes HR payroll data. He wants to highlight those volume types that cannot be used as a boot volume.Can you help the intern by identifying

Question 6 4 MARC is machine readable cataloging record True False

Write a function for the algorithm for approximating pi. Characterize the performance of the algorithm by plotting the value and the error of the approximation by using the difference or fractional variation from MATLABs pi function and the time spent in the calculation against a range of N values which measures the throughput of the calculation.

Consider the Longest Common Substring problem: Input: Strings X=[1n] and Y=[1n]. Output: The length of the longest common substring of X and Y. While there could be many solutions, one of the following recurrence relations will yield a working Dynamic Programming algorithm. Select the correct recurrence relation.

The steps in IR are designed to: Question 3 0 options: A ) stop the incident, mitigate incident effects, provide information for recovery from the incident B ) control legal exposure, avoid unfavorable media attention, and minimize impact on stock prices C ) delay the incident progress, backtrack the attack to its source IP , and apprehend the

I Let d I J s i n g l e , d I J c o m p l e t e be the dissimilarities between a generic pair of clusters I, J . As the names indicate, these dissimilarities are built using single linkage and complete linkage, respectively. Briefly ellaborate whether the following inequality holds or not: d I J s i n g l e d I J c o m p l e t e II The following