Databases Questions and Answers March 27, 2020

Machine learning MCQS QUESTION 20 on the correlation Which approach is based measurements within a system? Signal based method Model Based method Data driven method None of the mentioned 0.5 points Save Answer Question Completion Status: QUESTION 17 "The primary difference between classification and regression is that classification is used to

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Important -> Draw only diagrams otherwise I will report your account and get it banned Brightmouth College intends to automate the routine activities of its library including issuing books to users, return of books, handling fine collection, and querying availability of books. The library has around 10,000 books. At present, the activities of the

In SDN , the _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ layer enables administrators to centrally manage, configure, and optimize network resources. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ is a popular protocol that enables the SDN Controller to interact with the network's forwarding plane

Consider the figure below, showing a base and a limit register that define a logical address space.AA

Calculate the density of a data structure that stores a data set of 20,000 nodes each consisting of 10 bytes, if it requires a total of 2000 bytes of overhead. _________

please solve it using Microsoft Access and capture from there !! please don't copy others' solution in Chegg topic: DATABASE & INFORMATION SYSTEM V

I've been trying to get this code to match with what my professor wants but i can't seem to figure out how to do it. He wants the one number to display .0 at the end but i can't seem to figure out how do do it. I've tried to do round(rods,2), but it keeps it as just saying 1. If you have any experience in python please help. The code i need help

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For the basic ADT Stack operations, list all operations when a StackUnderflow exception will be thrown

Question related to System Development Life Cycle (SDLC) 54. List 5 of the most common types of tests, indicate in which core process they are performed and briefly describe their need and purpose

1) Find the value in RO and R1 after the following code. LDI R16, 10 LDI R17, 20 LDI R18, 30 R16, R17 ADD RO, R18 RO= in hex R1 = in hex MUL 2) Find the value in RO and R1 after the following code. LDI R19, 19 SUBI R19, 10 LDI R30, 30 MUL R30, R19 RO= in hex R1 = in hex

A table can have multiple primary keys

python help \# TODO 6: Import the " pi ' constant here. def circle_area(radius): pass \# TODO 1: Replace this line with your code. def sphere_volume(radius): pass \# TODO 2: Replace this line with your code. def add_word(text, word): pass \# TODO 3: Replace this line with your code. \# TODO 4: Implement 'max_minus_min' function here. \# TODO 5:

Which of the following is NOT generally considered a big data model or technology? a . MapReduce. b . Hadoop. c . NoSQL. d . All of the above are generally considered big data oriented technology.

n 39 Function refers to a segment that group's code to perform a specific task. ed out of O a. True O b. False

Java Programming A vineyard owner is planting several new rows of grapevines and needs to know how many grapevines to plant in each row. She has determined that after measuring the length of a future row, she can use the following formula to calculate the number of vines that will fit in the row, along with the trellis end-post assemblies that

Write a MIPS program that plays the first dozen or so notes of your new hit single (or if you dont have your own hit single, then your favorite!) Please give me enough comments, thank you These are the requirements: 1. Experiment with system call 31, 32 and 33. 2. Put the notes to your song in a MIPS array 3. Format and comment your program

how is reuse applied at the product level

Tho The idea of this project is to basically create a menu description of a "cylinder", which was chosen by me and my teammate. With the cylinder, we must make a program that wil calculate the volume and surface area of a cylinder. Below is the way we want the project to look like: In the first part we want a combo box and in the second we want

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CHALLENGE ACTIVITY 3 . 2 . 2 : Basic while loop with user input.

2c Use your slope and y-intercept to project the CPI 5 years in the future based on the Year you are Projecting the Income to; calculate the 5- year Inflation Rate based on the last CPI value from the table in 2a and the Projected CPI Value; apply the 5-year Inflation Rate to your Current Income to find a 5-year Income Projection; and calculate

q5urgent help asap emergency help to solve the folowing question The network 200.100.1.0/24 is assigned. We need to put 45 hosts in each subnet. How many bits are needed on the host portion of the assigned address to accommodate at least 45 hosts? [1] What is the total number of IP addresses that can be used in each subnet? [1] What is the maximum

Id: 1724 Write a program function that will find and add two digits odd numbers ans subtract four digits odd numbers which are in the range from 1 to first five digits of your student ID (make sure you use WHILE loop). Then find the Cyclomatic Complexity of the code segment

Which of the following Autofit options cistributes the table's column widths so that the table filts acress the width of the page? AutoFit Contents AutoFit Window Fixed Column Width Autofit Cells

T 1 T 2 R ( A ) W ( A ) W ( B ) W ( A ) Assuming all RTS = 0 , WTS = 0 , timestamps of T 1 & T 2 are 1 and 2 respectively, explain what happens during the execution of this schedule. Show RTS and WTS values after each step and determine whether each step is succesfull or not.

Question 1 Show that the depth of the tree presented in class is 0 (log3/2 0 (1083/2n). Question 1 Show that the depth of the tree presented in class is 0 (log3/2 0 (1083/2n)

state any two function of the speaker of Lok sabha

Sample run 2 : - - - - - Magic Square Checker - - - - - Please enter the numbers 1 through 9 : 1 4 6 , 7 8 x 5 Numbers do not make a square of size 3 ! Sample run 3 : Please enter the numbers 1 through 9 : 2 7 6 , 9 5 1 4 - 3 - 8 2 7 6 9 5 1 4 3 8 The square is magical! Sample run 4 : - - - - - Magic Square Checker - - - - - Please enter the

1 2 . 4 doubledigits java

The Address Resolution Protocol (ARP) associates hardware addresses with IP addresses. This association may change over time. Each node in the network maintains an ARP cache mapping corresponding IP and hardware addresses. A node trying to find the hardware address for an IP address that is not in its cache, broadcasts an ARP request that also

Write a query to list out the product names and the percentage of customers that have ordered the product. Customers customerNumber CustomerName contactastName Employees contactFirstName employe eNumber phone lastName addressLine1 firstName addressLine2 -G| . extension city email reportsTo jobTitle officeCode state postalCode country ProductLines

python Problem 2 Given a list of integers L, a number A, and an integer k, find k consecutive numbers in L that add up to A. Explain or describe your solution in English. Examples: - Input L=[10,5,20,8],A=5,k=2. Output [5,20] - Input L=[10,5,20,8],A=35,k=3. Output [10,5,20] - Input L=[10,5,20,8],A=35,k=2. Output None ANSWER: tba

Complete computeFibonacci ( ) to return FN , where F 0 is 0 , F 1 is 1 , F 2 is 1 , F 3 is 2 , F 4 is 3 , and continuing: FN is FN - 1 + FN - 2 . Hint: Base cases are N = = 0 and N = = 1 .

Adding 1 to a variable is also called _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ it . a . digesting b . resetting c . decrementing d . incrementing

Flowchart for this code omboBox1 |click Private Sub ComboBox1_Click () Select Case ComboBoxl.ListIndex Case 0 'Ingenieria ComboBox2.Clear ComboBox2.AddItem "Ingenieria de Computadoras" ComboBox2.AddItem "Ingenieria Mecania" ComboBox2.AddItem "Ingenieria Electrica" Case 1 'Educacion ComboBox2.Clear ComboBox2.AddItem "Educacion Especial"

For each part below, find a finite automaton M which satisfies the given description. Describe M using a state diagram and give a table form of the transition function. (a) The language accepted by M is the set of all binary strings which have no leading 0s (so they represent a binary number in standard form) and contain at least 3 1s. (b) The

Make a program of two modules: the driver module is in C language and the arithmetic module is in X86 assembly. Make a bash script file that will compile link and run everything. Sample session produced by this program Welcome to sinsert name of program here> This program was created by sinsert your name here> and completed on cinsert date here>

In random forest, what is the purpose of using multiple decision trees? Question 9 options: A ) To reduce the model complexity D ) To reduce overfitting B ) To increase the model interpretability C ) To improve the accuracy of the model

Answer this question in Java. 3. (10 + 2 12 marks) Suppose you are given two sequences S1 and S2 of n elements, possibly containing duplicates, on which a total order relation is defined. Describe an efficient algorithm for determining if S1 and S2 contain the same set of elements (10 marks). Analyze the running time of this method (2 marks)

Using Java nested for loops to produce the following output ( note that the output is center - aligned, with preceding and trailing spaces ) : 1 3 3 3 5 5 5 5 5 7 7 7 7 7 7 7 9 9 9 9 9 9 9 9 9

Describe what problems the Transport Layer Security (TLS) protocol framework is trying to solve. What are the problems that it cant get around and specifically discuss two ways in which a hacker could subvert TLS to be able to get at the contents of the traffic it is protecting.

Just worried about question 2 and the beginning of 3. Rest isn't necessary if not known. 2. What are the five programming language generations? Give examples. Write a simple program to find the sum and product of the first five even numbers in at least two different programming languages from different generations. (You can write a C and a MATLAB

python code The Collatz conjecture is an example of a simple computational process whose behavior is so unpredictable that the world's best mathematicians still don't understand it. Consider the simple function f(n) (as defined in the Wikipedia page above) that takes an integer n and divides it by two if n is even and multiplies n by 3 and then

La figlia della sorella di mia madre Due fratelli della stessa et ( age ) sono I figli di tuo zio sono Il fratello di tuo padre La figlia di mia madre La madre di nostra madre Il marito di mia sorella II padre di mia moglie

Python: Exercise Write a Polygon class that is a sequence of 2D points represented by named tuples, so that each point is given a name e.g., point A' is (4, 5). Thus. Point = nameduple(Point, ['name', 'x', 'y') The class defines the following a. constructors, setter and getter functions 1. A constructor that takes 3 or more points as arguments

Examine how multi-way search helps to identify the given element using BTrees. Make use of the following keys to construct a BTree with m=3 and find out the number of comparisons made to check the presence of the element 25 The keys are: 5,15,25,35,45,55,65,75,85,95,40,20,60, 80,10

Python Programming Note: Please Python Code Only DEMO CODE POLICY ITERATION 1:(ELEMENTS) importsys Importrandom class MDP(object): def __init__(self,states,actions,transition,reward,discount=0.5): self._states = states self._actions = actions self._transition = transition self._reward = reward self._discount = discount self._initial_v = [ 0 for _

Topic: Algorithms and Data Structures II 1. Given : L = {23, 17, 14, 6, 13, 10, 1, 5, 7, 12} ... do the following a. Create a treesort. and explain what it does. b. Do inorder traversal in STEPS. c. Define what inorder traversal is and how it works in simple words. d. Write the Pseudo Code of the treesort. -- Please make this simple to understand.

Language is Python # Gift-assigner program import random numPeople = int(intput("How many people are playing? ")) givers = [] recivers = [] print("Please enter their names: ") # Get all of the players' names and add them to the list for i in range(numPeople): givers.append(input("")) # Randomly assign gift givers to gift receivers. Check to make

Note: You have to upload the .PHP file containing the PHP code and send me the screenshot of the Program that works well otherwise I will dislike your answer. Global Tech is well renowned and one of the top IT Companies of Pakistan. The company has a reputation for developing efficient web applications for its clients. Recently, the company has

please I need an explanation for each answer thank you. The MLFQ (multi-level feedback queue) is a famous scheduling discipline. It consists of several rules as follows. 1: If Priority(A) > Priority(B), A runs (B doesnt). 2: If Priority(A) = Priority(B), A & B run in round-robin fashion. 3: When a job enters the system, it is placed at the highest

You should perform the logical database design by converting two ER diagrams into the corresponding relational data schemas

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Sketch the line code representation of the bit sequence 0 1 1 0 1 0 1 , for each of the following line codes: ( i ) Non - return zero ( NRZ ) bipolar. ( ii ) Return zero unipolar. ( iii ) Alternate mark inversion ( AMI )

Question 1 1 pts True or false: The performance of a hash table depends entirely on how well the hash function can evenly distribute the set of elements. True False Question 2 1 pts What is the average-case performance of Chained Hashing, given m slots and n keys to insert such that that each key is equally likely to be hashed to any slot of the

I need like this html css javascript My to-do list Double-click an item to mark it complete. Add 1. My 2. to de 3. list Clear Completed Empty List Save List

1 . Urhie: Du bist nerv s ? enter answer Professorin ist doch super nett. Ich w nschte mehr enter answer w ren wie Frau Dr . Kirchner. Sebastian: Du hast recht ( you are right ) . enter answer Seminar ist echt interessant, aber ich habe leider noch zwei enter answer und sehr viel Arbeit. 2 . Urhie: Du liest am Montag enter answer Gedicht Vergn

IMPORTANT NOTE = MUST USE *char INSTEAD OF STRINGS. STRINGS MUST NOT BE USED . Q2: Text Analysis The availability of computers with string-manipulation capabilities has resulted in some rather interesting approaches to analyzing the writings of great authors. This exercise examines three methods for analyzing texts with a computer. You have to use

3.1 Web Services: SOAP Programming (15 points) Note: this exercise will be another foundation for your project assignment. Exercise 4.1 (p. 148 of the textbook, the question is copied below just in case you have a different version of the textbook) Write a simple SOAP program that returns information about commercial flights from the XML Schema of

An information system must produce information that is: Question 1 6 options: relevant, timely, all encompassing, and worth its cost. timely and accurate. accurate and worth its cost. just barely sufficient, only a year old, and worth its cost. worth its cost, relevant, barely sufficient, and accurate.

I need some help on how to read this code. Can someone explain what's going on as the code is ran and how many times it'll execute before it stops and why? i = n; while (i > 1) { j = i; while (j

Which of these statements about sparklines is / are true? A sparkline is a short visual that takes the shape of a graph without axes and is aimed to provide a quick depiction of numerical or statistical information inside a piece of text. Sparklines cannot be used for column charts. Sparklines save the trouble of creating charts to identify trends

give an example of a context free grammar over the alphabet { a , b , c , d , e } that satisfies all The following features:

Make the Diagram in Star UML if possible ootherwise handwritten please :) Q1. Draw an analysis level class diagram of the following scenario (Bank Accounts Management System) The Elections Commission of Pakistan is designing a system to manage elections. The system will manage elections for a variety of different elected bodies (e.g. school

Which of these statements is true? a . The hash code of an object is an integer that tells where that object should be stored in a hash table. b . A hash table is an array of linked lists. When an object is stored in a hash table, it is added to one of these linked lists. c . The object's hash code is the index of the position in the array where

How can the principles of object - oriented programming, including polymorphism, method overriding, dynamic binding, and inheritance, be effectively connected to enhance code organization and runtime flexibility? Could you provide a specific example that demonstrates the practical benefits of utilizing superclass and subclass relationships?

Help with Java code please! Write a text analyzer in Java that reads a file and outputs statistics about that file. It should output the word frequencies of all words in the file, sorted by the most frequently used word. The output should be a set of pairs, each pair containing a word and how many times it occurred in the file. The file is going

Which of the followings is true for Binary Search algorithm? a . It's time complexity is O ( n logn ) since it processes each recursive call in logarithmic time. b . It's time complexity is O ( logn ) since it processes each recursive call in constant time. c . It's time complexity is O ( logn ) since it processes each recursive call in

Please solve this question 3 Development Tools Dev C++ 4 Programming Language C++ 5 Assessment a)Group Presentation - marks:10% Demo project in online google meet

1 In byte oriented protocol the starting and ending flag sequence is EB in hexa. Whenever three consecutive zero's occur in the frame, perform the reversible operation with the control character AC. Draw the frame format with all fields for the frame given below (a) and also perform the destuffing process in (b). (a) EB,88,64, CD,

overy algorithm. The DBMS just crashed. Upon restart, the state of the database on disk is 100% Text time left: 02:01:02 the Undo phase. What updates will be undone? What log entries will be written? What Jes? overy algorithm. The DBMS just crashed. Upon restart, the state of the database on disk is 100% Text time left: 02:01:02 the Undo phase.

1. Given a character, a length, and a width, draw a box. For example, given the values &, 4, and 6, write a C++ program that display the following pattern using a for loop: &&&&&& &&&&&& &&&&&& &&&&&& Note: Be sure to use proper formatting and appropriate comments in your code. Provide appropriate prompts to the user. The output should be labeled

Runako wants to build a social networking website and host it using a PaaS provider. The social networking website will have users posting and sharing large quantities of media such as videos and images. He is currently evaluating the storage options that the app will need. Which of the following storage options should Runako use and why?

Compute the Feigenbaum delta from the logistic map. The logistic map is given by , and the Feigenbaum delta is defined as where and where is the value of for which is in the orbit of the period - cycle with . Here is a resonable outline: Loop 1 Start at period - with , and increment with each iteration Compute initial guess for using , and . Loop

Question 1 3 ( Mandatory ) ( 4 points ) Saved , used on early hypervisors, enabled the replacing of problematic instructions with safe code, emulating the original instruction.

Question 2 1 pts Which of the following does filtering data allow you to do ? To add formulas to your cells. To hide all the rows in a table that do not meet the criteria you set. To delete the rows in a table that don't meet the criteria you set. To sort data the way you want

What is the difference between implicit and explicit declaration in VB. Explain with examples.

C++ 4) Determine the output of the following code segment. You mus trace the code to show how you reached the answer. (2 point 4.1 int x 3, y = 2; x=x+y; y=x-y; x=x-y; printf("X is %d ", x); printf("y is %d ", y)

Question 1 1 A for loop executes its body until the loop condition evaluates to false. True False

Suppose there are 9 students in training course. And we want to calculate the number of ways when A. Five student were selected, and the position is in consideration. B. Six student were selected, the position is NOT in consideration. Construct the probability distribution of getting number 1 when throwing a dice three times. Then find the mean

Which of the following is an Employee Assistance Program? An assistance program provided by employers or insurance A mandatory program for employee drug and alcohol abstinence A trauma - informed care program for families of patients An online course on management for employees or supervisors

3.5 The R function bubblesort is given below. bubblesort = function() { n = length(a) for (i in 1:(n-1)) { for (j in 1:(n- i)) { if (alj + 1)

qam 'ahad almutadawilin bishira' khiar baye 1 miliuwn barmil min alnaft bisier 8 0 dwlaran lilbirmil mae eilawat qadruha 5 % min qimat aleaqda. mahi al'arbah ( alkhasayira ) likuli taraf fi alhalat altaaliat fi tarikh altanfidhi: 1 . alhalat 1 : alsier alfawriu lilbirmil hu 9 0 dwlaran . 2 . alhalatu 2 : alsier alfawriu lilbirmil hu 8 0 dwlaran .

Required information Skip to question [ The following information applies to the questions displayed below. ] Download the rejected loans dataset of LendingClub data titled "DAA Chapter 1 - 1 Data" and do an Excel PivotTable by state; then figure out the number of rejected applications for each state. Required: Put the following states in order of

As the number of connections to a database server grows, the least likely impact to the server is that each connection: needs more memory. requires more storage. experiences higher latency. uses more compute.

2 0 . Which flag in the flag register of the 8 0 8 6 microprocessor indicates that the result of an arithmetic operation is zero? A ) CF ( Carry Flag ) B ) OF ( Overflow Flag ) C ) SF ( Sign Flag ) D ) ZF ( Zero Flag )

In Matlab. 3. (10 points) Computer project: find a least square polynomial approxima- tion of f(1) = H(r) (the heaviside function) on the interval (-1,1], min (f(x) P()da Use the composite Trapezoid rule with 100 quadrature points to approx- imate the integrals. Show the graphs of approximating polynomials for n = 10, 20, 30. Compare them to the

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Hello, please help me with this question in C language. Make sure there are no errors and compiles smoothly with gcc. Thanks. (This is the percentage function from fractions.c file that is needed to be included to solve the functions above) 3. Structs in Arrays (4 marks) In this section of the lab we will write functions for processing an array of

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Modify that student's program changing the calculation performed within the function. Document the code with a comment describing the change. File Edit Format Run Options Window Help print("Welcome to Jose's square foot finder") 1 = eval (input (" What is the length of your yard: \t")) w= eval (input (" What is the width of your yard: \t) ) def

E - Commerce 2 0 1 9 : Business, Technology and Society By Laudon, Kenneth C . / Traver, Carol Guercio Edition : 1 5 TH 2 0 Publisher : PEARSON ISBN 1 3 : 9 7 8 0 1 3 4 9 9 8 4 5 9

Determine whether the given conditional statements are T ( true ) or F ( false ) . ( a ) If the Earth is flat then - 1 + 1 = 0 [ Select ] ( b ) If 1 < 0 then UFOs exist [ Select ]

1. Given the following MIPS code snippet (note that instruction #6 could be anything): loop: 1 addi t, to, 4 3 v, 20 (sto) 4 lw$90,60($to) 6 bne * 7 ## The following instruction could be anything! a) Detect hazards and insert no-ops to insure correct operation. Assume no delayed branch, no forwarding units and no interlocked pipeline stages. Your

State what you know about base pairing: ( 3 pts )

C++ This assignment will have you designing a program which can test multiple combinations of the Boolean variables A, B, and C, and determine which combinations of them will yield true values. However this time the statement is designed in the style of a Logical Circuit. You are asked to create three truth tables for the three problems. To

Identify and discuss the major challenges organizations face when implementing Enterprise Information Systems. Explore both technical and non - technical challenges, and elaborate on potential strategies to overcome these obstacles. Support your arguments with relevant examples.

Part 1: Network Topolbgy A In Part 1, you have been fivon the 192.168.10.0/24 naswork address to subnet, wath the following topology Dotermino the number of networks needed and then design an appropriate addressing scheme. Step 1: Determine the number of subnets in Network Topology A. a. How many subnets are there? b. How mary bas should you

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Write out the output expression of the following circuit(Fig 1) and draw the output waveform according to known input waveform(Fig 2)(8 points). B U4A USA 74LS08J 74LS040 U12A U1A 14 USB 74L$32D 74LS08J 74LS04D U2A 74LS08 Fig 1 (1) Write the output expression of the following circuit(4 points ). (2) Draw the output waveform according to input

We would like to clusters the numbers from 1 to 1024 using hierarchical clustering. We will use Euclidian distance as our distance measure. We break ties by combining the two clusters in which the lowest number resides. For example, if the distance between clusters A and B is the same as the distance between clusters C and D we would chose A and B

The fitness club is taking a survey to see which free classes its members participate in. a. The club surveys 150 members in 2015. 40 members report participating in Yoga, 35 members participated In Pilates, and 60 members did Kickboxing; 20 participated in Yoga and Pilates, 10 participated in Yoga and Kickboxing, and 20 participated in Pilates

In Python Please! Write a function called check_anagram(a, b) that takes two strings as input and returns True if they are anagrams and False otherwise Two words are anagrams of one another if you can form one word by using exactly the letters in the other word. For example, "struts" and "trusts" are anagrams, but "bored" and "robbed" are not. A

As you have learned, IAM includes protecting assets to ensure that only authorized users, devices, or programs have access to resources. Additionally, IAN tries to detect and prevent unauthorized access through continuous monitoring and audits. From the IAM knowledge that you have gained in this program, address the following in your post: Explain

IMAGINE A SCENARIO WHERE 1 0 VIDEO FILES OF SIZE 1 GB EACH NEEDED TO BE RENDERED AND ASSUME THAH EACH FILE TAKES 1 2 8 SECONDS TO BE RENDERED ON A 3 2 - BIT 3 . 5 GHZ SINGLE - CORE SCALAR CPU.