Databases Questions and Answers June 29, 2019

Draw ( or describe ) the object and its label that the Python interpreter creates in response to the assignment first _ class = True in the interactive shell above. Your drawing or description should include a Boolean object with a similar level of detail as Figure 4 . 1 4 in Section 4 . 5 . 1 ( p . 2 1 6 ) and a label.

Add a with content "Last name", associated to a text with name and id of lastName, and placeholder of Smith.

The cantilever beam oscillates at a sinusoidal frequency of 75Hz. An accelerometer picks up the vibration signal at a sampling rate of 100Hz. The data acquisition equipment has the number of data points N in a range of 200 to 300. (1) Find the alias frequency in this case? (2) What will be the smallest number 300>N>200 of data point to avoid the

A cache has lines of 4 bytes each, and there is space for 8 lines, total, in the cache. There are 256 bytes in main memory. How is the memory address broken into fields for each the following cache mapping schemes: (A) direct mapping;(B) associative mapping;(C) 2-way set associative mapping. For each mapping scheme, list all possible locations in

The IANA recently assigned you with the following IP Address 192.168.1.0/24. You are currently an administrator, and you have been asked to segment the network into three different segments. The networks segments should reflect the following: Student Network Faculty Network Administrator Network Please provide answers to the following using the

Based on your understanding of the state diagram for the update-time () function, create a state diagram for the scan-keyboard() function, assuming that this function is called periodically, frequently enough so that all the users button presses are caught by the Alarm clock embedded system. Explain the thought process you went through to create

Please help me with the following Java programming project questions, I hope to get a correct answer as a reference, thank you very much. I need to finish two tasks in this exercise: Read a line of text from the user ( after finishing one line the program will read another line until the user enters 'bye' as the input ) Convert the 'emoji letters'

please help me with my BASIC coding language (NO PYTHON OR JAVA, "BASIC CODE" MEANS BASIC CODING LANGUAGE.) 5. Enter the radius of a circle and then calculate its area and circumference. 10 PRINT ENTER THE RADIUS OF A CIRCLE" 20 INPUT I 30 LET A =3.14159 40 LET C =2 50 PRINT AREA OF THE CIRCLE IS ; A 60 PRINT "CIRCUMFERENCE OF THE CIRCLE IS "; C

(JAVA) Assume a customer is shipping one or more packages. Your program prompts the user for two float values: the weight of a package in pounds, a shipping price per pound and calculates the cost to ship the package(s). Your program should print dollars and cents with two decimal places such as $32.85, and not $32.8467777. After completing the

Right now, the only printing we can do is of fixed strings, by using the write syscall. We'll extend this by writing our own code to print 64-bit unsigned integer values. This essentially involves converting a binary value to decimal, using the same procedure we used to convert to binary/hexadecimal: divide repeatedly by 10 and look at the

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Typically, the first line of a citation in a bibliography begins at the left margin, with all other lines indented. This indent style is called a _ _ _ _ _ _ _ _ _ _ indent.

A. Write a MATLAB script to plot f(x) vs. x. for the nonlinear function B. Write a MATLAB user-defined function that solves the nonlinear equation above, with an initial guess of x=5. In your answer show the values of all Xest for each iteration. C. Write a MATLAB user-defined function that solves the nonlinear equation, with the Secant Method.

Discrete math: prove or disprove the following two statements. Will give positive rating 8. 3/V2 is irrational. 9 If r is any rational number and s is any irrational number, then r/s is irra- tional. Hint: zero

How can I write this code with Python? The file assignment1.txt will contain the following inputs: Line 1: An elementary function f(x), in the form of a string that can be converted to a SymPy expression Line 2: The domain of f(x) in the form [a,b], where a and b are floating point numbers Line 3: A point c in [a,b] at which to approximate f(x),

How many items can you hold in your short - term memory?

The . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . extract lexemes from a given input string and produce the corresponding tokens.

Problem 1. Exploring Instruction Flow and and Instruction level parallelism: ILP Consider the following pseudo-assembly code. Top: A. LOAD RI Mem[1234] B. LOAD R2 - Mem[42] C. ADD R4 = Ri + R2 D. LOAD R3 -Mem[1976] E. BEQ R4, #0, Foo F. SUB RI-R3-#1 G. XOR R5= R1 ^ 0xffffffff H.ADD R1-R1 I. JUMP Bar Foo: .LOAD R3 Mem 2000] K. ADD R2 = R4 + # 13 L.

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Question 1 4 5 pts A device file q , . ( Choose all that apply. ) a . has no inode section b . has no data section c . displays a major and minor number in place of a file size d . has a fixed size of 3 0 0 K B

Suppose you have a sorted array of positive and negative integers and would like to determine if there exist some value of x such that both x and -x are in the array. Consider the following three algorithms: Algorithm #1: For each element in the array, do a sequential search to see if its negative is also in the array. Algorithm #2:For each

C language please!!! This programming asigniment will taloe the fint few dailybotsewoek aseignments and combine their behaviors to make an opaque object wrapper that allows for all the behaviors we want in a bit collection data structure callexd BIT FL.AGS. \#ifndef BIT.FLAGS.H \#define BIT FL.AGS.H \#include "status . h" typedef void: BIT FI.AGS;

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hi dear, I need one research paper the size of a Microsoft word sheet summarizing the topic: IoT Security Techniques Based on Machine Learning, the summary should include these titles and their explanation: 1)introduction 2)iot attack model 3)learning based authentication 3)learning based access control 4)secure iot offloading with learning

Let G be the grammer Draw a parse tree for the following example string, Big mouse chased small elephant. Is this grammer ambiguous. Explain your reasoning

You will write a program to keep up with a Baseball team (The team and players can be real or not) using Object-Oriented Programming (OOP). The important aspect of object-oriented programming is modular development and testing of reusable software modules You love Baseball and you have a head for the stats and programming and have decided to track

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Problem 6. (25 points) Goal: Practice how to create user-defined classes in Java. Design a Java class for Person with the following behaviours: talk, in which a person can talk a sentence, if s/he is at least two-year old. ear, in which a person can eat something if s/he is hungry. If the person cats something, then she becomes full (not hungry).

For each problem below, determine whether or not there is a known polynomial - time algorithm for solving the problem. You must justify why there is no known poly - time algorithm OR identify a poly - time procedure that solves the problem. ( a ) A set of n people attend a political meeting, where ten main issues are to be discussed. Each person

the two picture show the question and the answer to the question. But I dont understand what is meant by C cannot be greater than 4^n/2^n? why is this true for example if I choose n to be 1 I would get 2 so I can use a constant greater than 2. please explain as much as possible. Thank you. I would like to prove or disprove 4" = O(2") I think you

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2) Prove that (n+3)3=(n3), show the c and n0 values

Decrypt the following message that was encrypted using a simple substitution cipher. The plaintext has no spaces or punctuation. ( warning: there may be the odd transmission error ) Submit the plaintext answer and key, along with an explanation on how you solved the problem and all source code that you developed ( use Java, C , or Python ) to help

Endpoint DLP controls are designed to limit network access of personal devices such as laptops and smartphones. A ) True B ) False

1 - WAP to replace each string of one or more blanks by a single blank Description: Input string: Pointers are sharp knives. Output String: Pointers are sharp knives. Blank can be spaces or tabs. (replace with single space). Pr-requisites:- Functions Pointers Objective: - To understand the concept of Functions, Arrays, and Pointers Inputs: -

4 3 . Jenny set up a tax practice and must comply with the standards of security and privacy. Which of the following standards must she implement in her practice

Insert the function in cell I 1 1 to calculate the first customer s monthly payment, using appropriate relative and absolute cell references. Place a minus sign to the left of the present value argument so that the function returns a positive result. Copy the formula down the column.

Question 2 2 pts This allows a system to have more functions than it has controls. Which function is available from a control at any time depends on the state of the system

Following is the source code of a simple C++ program. It contains a user-defined function demoFunction(). #include using namespace std; void demoFunction(void) { int a; cout <

Kerjakan soal berikut menggunakan perhitungan manual dan Python Power Electronics. Lampirkan manual jawaban, topologi sirkuit, atau hasil plot dalam file . pdf yang sama Untuk rangkaian resistor dengan desain sebagai berikut, hitung daya Px , arus I x , dan tegangan V x

Select all of the true statements from among the following, Group of answer choices: nlogn element of Theta ( n ^ 2 )

Considering the K - means algorithm, after the current iteration, we have 3 clusters A , B and C with centroids ( 0 , 1 ) ( 2 , 1 ) , ( - 1 , 2 ) respectively. Which cluster will the points ( 2 , 3 ) and ( 2 , 0 ) be assigned to in the next iteration?Cluster with centroid ACluster with centroid BCluster with centroid CNone of these

Question 5: Let Al.. n] be a sorted array containing n real numbers, such that and let be a real number such that Binary search returns an index i such that Al or the special value nil if r does not occur in A. The running time of binary search is O(logn). Recall that the pseudocode for binary search contains the line i.e., the algorithm uses

Problem 7. (35 points) The Game of Nim In this part of the assignment, we will start developing a Java Object-Oriented program for the Game of Nim. We have already seen a simple, text-version of this game at the very first session. Following is a description of the game: There is a pile of some marbles and two players. The number of marbles in the

Your team has two KMS keys, KMS key 1 and KMS key 2 . The policy for KMS key 1 allows access to the AWS account ( root user ) . The policy for KMS key 2 allows access to you and your coworker, River. River currently has no IAM policy. Which keys, if any, does River have access to ? Select one answer River has no access to either KMS key. River has

Please describe at least 1 specific and reasonable recommendation to determine if the static IP address is currently being used by another device.

* * * Question Completion Status: QUESTION 2 7 The complexity of bisection search of sorted data is: O ( n 2 ) O ( n ) O ( l o g n ) O ( n l o g n )

Write a C program that sorts a 13x13 diamond containing 85 disks of varying diameter and hue. Rearrange it where each row includes monotonically increasing hue from left to right and each column includes monotonically increasing diameter from top to bottom. Follow the code outline that I have attached below. I have also included an example of what

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This is problem 13 from project Euler. I need to just print out the total sum which is the very last line and I need to print out the first 10 digits of the total sum. Someone help void add(int atl, int sizel, int bll, int size2): void results(int al.int size): int main() ifstream numFile ("nums.txt) nt size-55 int Dsizel-() string numbers: int

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Credit card purchases can make personal information available to market researchers, telemarketers, and direct mail companies. Advances in information technology facilitate the use of this kind of data to help organizations form ideas about people with enough detail that the are able to predict future behaviors. The use of computers to combine

Question 8: You are given k lists, each one containing a sorted sequence of numbers. Let n denote the total number of elements in all these lists. Give an O(n log k)-time algorithm that merges these k lists into one sorted list. Explain why the running time of your algorithm is O(n log k). Hint: Use a min-heap. If k 2, this problem should look

Which statement about AWS Organizations is true? Organizations uses service control policies ( SCPs ) to grant permissions for member accounts within an organization. Organizations replaces AWS Identity and Access Management ( IAM ) by overriding the granular control that IAM provides to the account level. With Organizations, you can attach

The surface area of a cube is given by . Read cube _ side from input as a float and compute cube _ area using the formula. Ex: If the input is 2 . 2 0 , then the output is: 2 9 . 0 4 Note: Cube _ side ^ 2 can be computed using * .

Based on the figure below, what do you think is the possible relationship between BASE and TYPE tables? Table name: TRUCK Database name: Ch 0 3 _ TransCo Primary key: TRUCK _ NUM Foreign key: BASE _ CODE, TYPE _ CODE Table name: BASE Primary key: BASE _ CODE Foreign key: none Table name: TYPE Primary key: TYPE _ CODE Foreign key: none a . Tables

C program Population In a population, the birth rate is the percentage increase of the population due to births, and the death rate is the percentage decrease of the population due to deaths. Write a program that displays the size of a population for any number of years. The program should ask for the following data: The starting size of a

can you please use double and int not float and if you can take a pic it will be beter than writting the answer 2. An electronics company makes circuit boards that cost $14.95 each to produce. Write a program to determine how much the company should sell them for if it wants to make a 35% profit. Display the results with appropriate text. NOTE: To

Assume we have a fully-associative LRU cache. The LRU caching scheme is to remove the least recently used item when the cache is full. The cache block size is 2 values, and the overall cache size is 4 blocks. Simulate the cache behavior by hand when reading the following sequence of memory addresses, starting with an empty cache. To simplify this

An immaculate table or diagram is required. Provide an ideal solution immediately. Strict warning: AI is strictly banned. AI BA 1 6 2 5 % bos = 7 5 % bos - . simma ( Twia mmuae no ho hyia k akontaahy de m a b n no so . ) simma ( Twia mmuae no ho hyia k akontaahy kJ akontaahy de m a b no so . ) / / Constructor with a default parameter. / / Radius

Please answer the following questions 22 Analyze the following code. ? The code displays It is even! The code displays nothing. The code is wrong. You should replace if (even) with if (even == true). The code is wrong. You should replace if (even) with if (even = true). 23 Which of the following code displays the area of a circle if the radius is

What are differences between Scanner class and JOptionPane class? How do you code them?the language is java.

need a python regular expression pattern that matches an optional name and equal sign followed by an integer in a function. Python names start with an alphabetic or underscore character, and continue with( alphabetic, numeric, or underscore). Integers have an optional sign followed by some non-zero numbers. It allows no spaces in the text. Matches

[c++] Given the following classes and code, what is the output of the program? Explain how you get the answer in detail and if any problems what can be done to fix it. class Pet { public: Pet(); Pet(string); void print(); private: string name; }; Pet::Pet() { name = ""; } Pet::Pet(string newName) { name = newName; } class Dog: public Pet { public:

refers to the process of safeguarding and distributing keys in a cryptographic system. The term refers to how we keep the keys away from other parties as well as how to get these keys into the hands of authorized parties. Group of answer choices Key management Symmetric Out of band block cipher

I would like a PowerShell program that can do the following things: 1) Create separate functions for getting: a. The local user name b. The local machine name c. And the time zone in which the user is in (EST) 2) I would like all the data then displayed at the end of the program.

You are managing an AI system designed to enhance retail customer experiences by analyzing shopping patterns. The system inaccurately starts recommending winter jackets in spring due to outdated data. What should be your immediate action? Redefine the problem the AI is to solve. Update and retrain the model with current data. Deploy additional AI

I have 2 different statements: SELECT custname FROM si.prospect WHERE carmake = carmake AND carmodel = carmodel INTERSECT SELECT custname FROM si.car WHERE carmake = carmake AND carmodel = carmodel; SELECT custname, carmake, carmodel FROM si.prospect INTERSECT SELECT custname, carmake, carmodel FROM si.car; None of them seen to do what I want.

cleaning data on existing dataset python

Which of the following are true statements about the sigmoid activation function: 1 ) It only outputs negative values when given very large negative inputs.

In Excel, the Fill Handle is used to copy formatting of one cell to another. the Format Painter AutoFit a Format Theme

CAN SOMEONE PLEASE HELP ME ASAP. I NEED HELP WITH THESE 2 QUESTIONS and I ALSO POSTED THE OUTPUTS BELOW (WHATEVER UNDER 'PROBLEM 3 and 4', AND IGNORE THE OTHER PROBLEMS. PLEASE HELP ME AND EXPLAIN, I WILL GIVE THUMBS UP. THANKS A ALOT!!!!! Problem 3: (15 points) Ask the user for a pixel location and store the location in 'row &column'Change that

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I need to create a C++ to perfom finite state automaton base state transmission diagram. Automaton State Transition Diagram 90 q1 A3 = (K, , m, q0, F) = {0, 1} input alphabet K = {90, 91, 92, 93}, set of states, Initial State, I = 90 Final States = {q0} A3 Accepts: 11, 1010, 00, 0101, ... even number of Os and 1s

A component diagram is static diagram that captures the physical aspects of systems at the component level. In this context, which of the following statements is true? These physical aspects may include classes, servers, and databases. This diagram captures the organization of a system in terms of its major components. This diagram describes the

ORG 1 0 0 h MOV BX , OFFSET X PUSH [ BX + 1 ] MOV AX , [ BX ] POP CX HLT X DW 4 0 2 0 H , 2 2 D 5 H , AAFFH a ) AX = D 5 4 0 H; CX = 4 0 2 0 H b ) AX = 4 0 2 0 H ;CX = D 5 4 0 H c ) AX = 2 0 4 0 H; CX = 0 5 3 0 H D ) AX = 4 0 2 1 H; CX = 4 0 2 0 H

Data encryption standard ( DES ) is a well - known block - cipher in modern information security, and triple DES ( 3 DES ) is an improvement of DES, creating better security. Simplified DES ( S - DES ) is a simplified version of DES, used mostly for educational purposes. For this question, you are required to study the technical differences

Write a program on Python that will use the results of 3 questions to decide whether the phone should be answered or not according to the logic shown. Display a message stating the final decision. The 3 questions will ask the user if they are asleep, if it is their mom calling, and if it is morning. These questions should accept "yes" or "no" as

refers to how long a key resulting from an actual algorithm may be . Group of answer choices Key length Hashing Algorithm and cipher Authentication

Which of the NIST Cybersecurity functions entails

8. Given that s1 and s2 are stacks of integers, 'determine the output that results when the following code is executed: create stack( s1); create_stack( s2): for ( ct = 1; ct (= 10; ++ ct ) push( s1, ct); while empty(s1) ( pop( s1, ct); if(ct % 2 != 0 ) push( s2, ct); while empty(s2)( pop( s2, ct); ot cout

2. What does the following code print to the screen? include #include-stream> #include int main(o ( std:coutc Hello, world">name; input >> age; input.close); std:cout

I need help! I am a complete beginner. I don't actually know any specific languages yet. We are using flow charts and pseudocode for this, specifically Flowgorithm. I do not understand the array part at all. This time you are going to create a speedometer calculator. Below is the formula and some basic logic about why this is important. In this

9 . Read about one of the following. Decide whether there seems to be enough evidence to put it in the category of cyberwarfare. a . Stuxnet, b . 2 0 0 7 - Estonia, c . Titan Rain, d . Operation Hangover, e . Operation Cleaver

Java questions. I bolded how I answered but I was just looking to see what someone else thought. Q1 Bytecode is the machine language of the JVM? True False Q2 A java package is a collection of related classes. True False Q3 String variables are primitive variable data types. True False Q4 A loop is a control structure that causes certain

fit a simple linear regression model and named it as M 1 to predict X using Y . validate the model through diagnostic chacks. what is the command in R markdown?

How many parameters need to be tuned for a filter with a size of 7 by 7 applied to a color image in a Convolutional Neural Network ( CNN ) ?

Q 2 . Consider the following nonconvex programming problem. Suppose that the variable x is restricted to be an integer. Starting with x = 2 5 as the initial trial solution, perform the initialization step and two iterations of the basic genetic algorithm by hand.

-program. If you want the data in a table to recalculate automatically when edited, you should use a O presentation graphics spreadsheet desktop publishing O word processing QUESTION 2 An individual image consisting of a title, text, bulleted list, and/or graphic is referred to as a slide slide show O slide master O handout QUESTION 3 The column

True or False: Jeffery s version of social learning theory takes a Weberian approach, while Aker s version of social learning takes a Skinnerian approach. Group of answer choices True False

Before defining a social media policy, an organization should design its social media information system. true or false?

Consider the following C program fragment: typedef struct list_node { void* data; struct list_node* next; } list_node; list_node* insert(void* d, list_node* L) { list_node* t = (list_node*) malloc(sizeof(list_node)); t->data = d; t->next = L; return t; } list_node* reverse(list_node* L) { list_node* rtn = 0; while (L) { rtn = insert(L->data, rtn);

Which keyword can be used to define a method in the below C# class? public class MyClass { public void MyMethod ( ) { / / Method implementation } }

Redundant Array of Inexpensive Discs ( RAID ) is a technology that uses multiple hard drives to increase the speed of data transfer and provide instant data backup. Suppose that the probability of any hard drive failing in a day is 0 . 0 0 2 and the drive failures are independent. Round your answers to six decimal places ( e . g . 0 . 9 8 7 6 5 4

Write a Java program to create a TreeMap of employee IDs and names. Then, print out the names of all the employees in alphabetical order.

You are to design, develop and implement a real world - based project using the mbed NUCLEO - F 4 1 1 RE and / or ESP 3 2 C 3 - based development board ( s ) and some or all of the following components: the onboard green ( LD 2 ) and external LED ( s ) , keypad, LCD / OLED , buzzer, switch ( es ) , sensor ( s ) , and the internet access using an

In object - oriented programming a _ _ _ _ _ _ _ _ _ _ are lines of code that performs a specific task. Group of answer choices block none of the above function module control structure

: Assignment 1 Binary to Decimal -1 12001011 Octal to Decimal 2 8375

. I will need the answer in C#. Any help will be appreciated! In this week's assignment you'll write software for an auction company. Your program will allow the auction company to enter "Lots" of items for sale. A Lot is either one item, or a bunch of items which are being sold together. Each item has a starting price, and a bid increment. For

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What is the minimum number of shift registers required to swap the contents of two shift registers? 2 1 3 4

only write the code for gantt chart in python OS Simulator A. Preject Objectivest This programming project is to simulate the CPU scheduling algorithms, banker's algorithm, page replacement algoeithms discussed in the class. Yoe will arrite a program to inplement a simulator with different algorithms. The program oulputs a menu to the user, where

1 Mark Learning Outcome(s) Describe and evaluate the different SNMP tools, network statistics tools and protocol analyzer for network management Question Three A Local Area Network (LAN) Containing a switch with 8 ports which connects an NMS, a printer, a server, and hosts A, B, C, and D. The LAN is connected to Internet by router R. The following

As part of a formal risk assessment of desktop systems in a small accounting firm with limited IT support, you have identified tl data files on desktop systems" and the threat "corruption of these files due to import of a worm/virus onto system." Suggest reasonable values for the items in the risk reg- ister for this asset and threat, and provide

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A database designer is working with a table that has a primary key and no duplicate rows. What can be concluded about the table? It contains trivial dependency. The table contains a non - key column. It is a Boyce - Codd table. It is a first normal form table.

9 7 8 - 1 - 2 6 4 - 4 1 3 0 9 - 6 MODE OF INSTRUCTION: HYBRID This course is delivered in an online synchronous format. We will meet each Tuesday evening, beginning May 1 4 , via Zoom, from 6 : 0 0 to 9 : 4 0 p . m . The Zoom link is found in the Canvas Zoom Meetings section. Portions of these

With a _ _ _ _ loop, the loop body executes once before the loop - controlling condition is tested. Group of answer choices do - while while do for

What is the first line printed by the following Towers of Hanoi function? void move ( int disks, int from, int to ) { if ( disks > 0 ) { int other = 6 - from - to; move ( disks - 1 , from, other ) ; cout "Move from peg " from " to " " to " endl; move ( disks - 1 , other, to ) ; } } int main ( ) { move ( 4 , 1 , 3 ) ; return ; } Move from peg 2 to

Write a program called lab6.c which will prompt the user to enter a three digit number on the keyboard. Your program will find the square root of the number using the sqrt() function from the math library (make it also an integer value). You can print that value to the screen so that you check to make sure it compiles and works; then remove or