Databases Questions and Answers August 08, 2019

Which property specifies an expression on one or more columns of a table? UNIQUE CASCADE CHECK RESTRICT

The _ _ _ _ _ _ _ is responsible for fetching program instructions, decoding each one, and performing the indicated sequence of operations. Group of answer choices program counter data path control unit central processing unit

( b ) Consider a peculiar city with N towns and M bidirectional roads ( connecting towns ) classified into three types. This city is peculiar due to unconventional regulations regarding road usage: men are permitted to travel only on roads of types 1 and 3 , while women are permitted to travel only on roads of types 2 and 3 exclusively. The Mayor

Match each algorithm with the corresponding statement. Asymmetric algorithm developed by three professors at MIT Symmetric algorithm selected as NIST's AES Symmetric algorithm candidate to NIST's AES developed by Schneier Choose... Asymmetric algorithm used for digital signatures Choose... DSS RSA Triple - DES Twofish Rijndael IDEA

To use Analytics to collect website data, what must be added to the website page HTML ? Google campaign parameters Google Analytics terms and conditions Google Analytics tracking code A permissions button

A term that names a collection of people who share a common heritage of ancestry, language, or culture.

Can you solve part 1 and part 2 in assembly language? following: Part 1: 1) Write a single statement that computes the product li-2t, i is an integer. Specifications a) Place the results in EAX/AX/AL. You must choose the correct size of the register, remember to consider efficient use of available resources. b) To compute the product, you must use

MATLAB scripts Consider the following script: clear; d= roll_2_dice (10000,100); [freq, prop] = tabulate_2_dice(d) ; disp (freq); disp (prop); This generates the following variables: Where - d is the simulated dice rolls in a row vector. - freq is a 112 array that contains the frequency of each combination. For example, freq(1) should always be

You are concerned about protecting your network from network - based attacks on the internet. Specifically, you are concerned about attacks that have not yet been identified or that do not have prescribed protections. Which type of device should you use? answer Network - based firewall Antivirus scanner Host - based firewall Signature - based IDS

Write a program in java, Recursively list the directories and files of a user-inputted directory. 1. Ask the user for input (assume input is sane) 2. Recursively list directories and files (assume no errors, those are for next week)

Even though the Certified Information Systems Security Professional ( CISSP ) certification is not geared toward the technical IT professional, it has become one of the standards for many security professionals. False True

python question using thonny... please answer asap Question 3 [25 points) A local museum is arranging for the transport of glass spheres from London for an upcoming exhibition. To arrange for shipping and calculate costs, the museum received data on each sphere: its radius, volume and surface area. However, the file containing the data was

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Question 2 9 of 5 0 Which two types of technology can help a project owner visualize the space that is being designed before it is actually constructed? virtual reality building information modeling digital drawings laser scanning drone overflights

This is the question which needs to be done in js files.Here is the screenshot of my data,js file Here is the solution how it looks like Thanks in advance. Step 2: 1. Step 2 solution should modify ONLY page1.js and page1.css 2. Using the class definition to create Product (available in data.js), create 6 products with properties as shown in the

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This is supposed to be done in C++ A palindrome is a word or phrase that is the same forwards and backwards. For example the word "radar" is a palindrome. Write a program that reads in a word from the keyboard and determines if the word is a palindrome. The program does not need to determine if the characters entered are actually a word. The word

? ? ? ? ? ? ? a r e s t a n d a r d s e t t i n g s t h a t c o n t r o l h o w t h e s c r e e n i s s e t u p a n d h o w a d o c u m e n t l o o k s w h e n y o u f i r s t s t a r t t y p i n g . Productivity settings Default Settings Startup Settings Customized Settings

External schemas at the external level are used to describe the various user views. Typically which of the following data models is used? Question 1 5 options: Internal Physical Implementation Self - describing.

What unique capability do generative models have? Group of answer choices They exclusively classify data They can generate new data instances They improve data discrimination ( choosing between 2 values for example ) They reduce data storage needs

Create the necessary variables, loops and flow control to print March as a calendar. The calendar will have: a. A heading with the days of the week b. 5 rows with the days of the month in the correct column c. Assume that March 1 starts on a Friday d. Each week on the calendar should flow from Sunday - Saturday (left to right). e. You can use the

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assignments o399698 Description: This program is part 1 of a larger program. Eventually, it will have a variety of encryptions that can be applied to contents of a file. . For this part, the program gives the user 4 choices for encrypting (or decrypting) the first character of a file. Non- lowercase characters are simply echoed (for everything

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Given the following method, what would test return if a = { 0 , 2 , 3 , 4 } and v = 0 ?

In which order does Google Analytics filter data? Alphabetical order by filter name The order in which the filters were last edited The order in which the filters are applied Randomized order

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

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Relational Algebra consists of several groups of operations. WHich of the following operations is not unary? Question 1 7 options: SELECT PROJECT DIVISION RENAME

1. A project has been defined to contain the following list of activities along with their required times for completion. Activity No. Activity Time (Weeks) Immediate Predecessors Collect requirements Analyze processes Analyze data Design processes Design data Design screens Design reports 4,5 Program 6,7 Test and document 7 Install 8,9 a. Draw a

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Analyze worst case running time and expected running time

Algorithmics course, please explain thoroughly, I'm trying to understand. 8. (Putting theory to Practice, 20pt - you must do this one!) As I talked in class, machines/programs are to regulate event sequences. In theory, we study various automata (such as finite automata, etc) to accept a regular language. However, in practice, trying to regulate a

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Using websites such as Netcraft.com and Archive.org is done during what part of an attack?A ) Passive information gatheringB ) Active information gatheringC ) Active scanningD ) Manual scanning

This script is for PYTHON. Please answer part B. (3) Write a script that contains the following. For each part, first print the number to make it easier to grade. (a) A function is subset(A.B) that for two sets A and B returns True if ASB and False otherwise. Use a for loop and in but not the build-in

Question 3 1 ( 1 point ) Systems that manage processes originating in one company and concluding in another company are called systems. exterorganizational extraorganizational interorganizational intraorganizational

Linux Operating Ststems Question Overview In this project, you'll be adding real kernel threads to xv6. Sound like fun? Well, it should. Because you are on your way to becoming a real kernel hacker. And what could be more fun than that? Specifically, you'll do three things. First, you'll define a new system call to create a kernel thread, called

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Vending Machine Using previous knowledge of sequential circuits, you will now construct a vending machine controller according to the following specifications. The circuit has four inputs: clk, quarter, loonie, and toonie. The controller also has two outputs: change and dispense. Change is a 3-bit bus which outputs a binary number indicating the

Mention 2 factors ( maximum 3 words for each ) that influenced the quality of recorded audio 2 . Mention 2 factors ( maximum 3 words for each ) that affected the recorded file sizes. 3 . Calculate the expected uncompressed file size in kilobytes of a 2 - channel, 4 0 - second audio recording sampled at 4 4 . 1 kHz and encoded with 1 6 bits per

Artificial Intelligence (AI) - The future of Artificial Intelligence Section 1: Make sure to include a clear introduction Section 2: Discuss the main functionalities/aspects of the given system/topic in the business environment Section 3: Elaborate on the benefits of the chosen system and the reasons why a company would implement such a system.

Problem 3 20 points Imagine that you are a hardware designer who wants to add a new instruction to the MIPS ISA. Our new instruction has the following syntax: swr $rd, Srt (Srs). This instruction is very similar to the store- word instruction. The only difference is that in a store-word the offset is specified as an immediate constant whereas here

Task #10 Edit ARM assembly code to generate the 2's complement of any value saved in RO register using different methods as described below: 1. X NOT (X) + 1 2. X 0 - X 3. X + (x all ls) + 1 Requirements Declare a small number using the EQU directive, Let the code save the result in RO. For each method, only one register is used, RO

using java Bool method.docx The American Heart Association recommends that we get no more than 30% of our calories from fat. We will check this out for individual foods. Write a complete program to do the following: . Ask the user to enter the calories in the food e Ask the user to enter the number of grams of fat in the food. (Note: Each gram o

Design the circuit to use a micro SD card with the card holder cradle to interface with the mbed system. Build your circuit and include all the required information about your hardware design in your lab report. Based on the hardware you designed, design your software to echo the what the user typed on the keyboard back to the Tera Term and also

For a Class C IPv 4 address, what is the correct default subnet mask value, specified as either a dotted decimal address or a CIDR value? ( Choose all that apply. ) a . C:: / 2 4 b . / 2 4 c . 2 5 5 . 0 . 0 . 0 d . 2 5 5 . 2 5 5 . 2 5 6 . 0 e . 2 5 5 . 2 5 5 . 2 5 5 . 0

is it true that there is redundancy but not ambiguity in the genetic code?

PLEASE CODE THIS PROBLEM IN ANY LANGUAGE: I suggest that you use Dijkstra's algorithm for this problem. You'll have to make a slight change to the algorithm, however, because of the way that factors accumulate. There is an aspect of this problem that you might not expect. It is possible for there to be multiple corridors with the same endpoints.

For this lab, please use MySQL's Workbench to create the Relational Schema (Diagram) for the following ER Diagrams. You will then Export as PNG" and submit the image, as well as, 'Forward Engineer" and upload your script to Moodle's drop-box, as well. Please do not make any modifications, make sure that your schema matches the diagram below

Question 4 - Negative numbers using two's complement (6 pts) How do you write the decimal value 101 as (a) an 8-bit signed number expressed in hexadecimal? Enter a hexadecimal number with two digits and the leading 0x, e.g., 012. (b) a 16-bit signed number expressed in hexadecimal? Enter a hexadecimal number with four digits and the leading 0x,

This is a written assignment submit a plaintext file/Word/PDF. I am using a PC, so please dont submit a .Pages document you should be able to export your file to a .PDF This is an individual assignment. You are encouraged to use the internet, but you need to provide citations (a specific URL or URLs) for anything you use as a source, and you need

Please answer with an explanation! To determine the relative humidity, ane needs to measure the dry bulb air temperature and the wet bulb temperature. The first step is to calculate the dry and wet vapar pressure with the following formulae ed=6.11e(240.86+TD17.501TD)eW=6.11e(240.86+TW17.501TW) Where e is the natural log base, TD is the dry-bulb

Being computer literate includes being able to: a . avoid spam, adware, and spyware. b . use the web effectively. c . diagnose and fix hardware and software problems. d . all of the above

A program, being executed on a 2 GHz processor, has the following instruction mix: Operation ALU Frequency Clock cycles per instruction 40 % Load 20% Store 15 % Branches 25 % 2 10 4 3 Answer the following questions, and show your work: 1. What is the average CPI of the program described above when it is executed on this 2 GHz processor? 2. Compute

Write an Assembly Language Program with comments for 8086 microprocessor to display following pattern Screen: on CRT

Which of the following is not an element of the business intelligence environment? Question 1 options: Executive users Business analytics toolset User interface Platform

The owner of a small bookkeeping office with two employees wants to control access to their wireless network. Which of the following, whether a best practice or not, are you most likely to implement to slightly deter malicious actors who are not well versed in breaching wireless networks? Select two. Group of answer choices Layer 3 address

Please match the following OSI layers with a correct answer below. ( 4 pts.) Transport Layer Data Link Layer Network Layer Plysical Layer Please match the following OSI layers with a correct answer below. ( 4 pts.) Transport Layer Data Link Layer Network Layer Physical Layer

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A black - and - white photograph contains more than just the black and white colors, but varlous shades of gray known by what term? grayshade graymap graycurve grayscale

[6 points] Write a program that ask a user (use the input(0 function) for a number. If the number is odd, your program should print "knumber> is odd". If the number is not odd but is divisible by 3, your program should print" is replaced with the actual number). You can assume that the user's input is a whole number greater than 0

Concepts of Programming Languages Instructions: Make the attached parser program work in C++. Show me the cpp file, successful compilation, and a picture of the output screen. /* front.c - a lexical analyzer system for simple arithmetic expressions */ #include #include /* Global declarations */ /* Variables */ int charClass; char lexeme [100];

03. [20 marks: 10 for each method] Develop a class BackupRestore that has two static methods: public static int backup (String filename, double partSize) public static int restore (String filename, int numberOfPieces) The backup method backs up huge files by splitting them into smaller pieces that may fit into storage devices with different

From the following, select the true statement. a . L = { a n b n c n | n 4 2 } is not context free. b . If B is context free and A is a subset of B , then A is context free. c . If A is not context free, then A is also not regular. d . Intersection of two context free languages is context free.

You set the sticky bit on the directory / home / jim , but it does not seem to be working. Arrange the steps in the correct order to check the permissions and correct the problem. Check the permissions with ls l / home / jim / jabber . Check the permissions with ls l / home / jim . Set the sticky bit with chmod o + s / home / jim / jabber . Check

1. State the problem you are trying to solve (see image in next slide) 2. State the type of optical system that you would like to use to capture the image 3. Develop a sequence of functions to segment the features 4. Develop a method to classify the feature 5. Develop a method to filter the features 6. Show your close loop flow chart/decision tree

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The overall goal of Al is to create q , that are capable of executing a variety of tasks currently done by people. Humanoid Decision trees Intelligent machines Framework

Write a program in C++ that checks passwords input by the user. The program will continue to check passwords until the user inputs finish . A strong password contains at least one capital letter, one lower case letter, one number, and one symbol, and a length at least 8. Additionally your program should store all the input passwords (except

I have written the following code for the following task: Developing an efficient MPI-based parallel program for efficient spatial filtering of a visual image on a 7-dimensional hypercube. I am getting the following issue of an MPI Call as shown in the screenshot: ARCHITECTURE HYPERCUBE(7); #include #include #define n 700 /* dimension of image */

what is the purpose of using wireshark

Attached is the ER diagram of assignment 2. Please read it carefully and normalize the ER diagram and develop an NER diagram, and then develop a table diagram (relational schema diagram) based on the NER. You may use any editor tools to draw the schema with all connected relations. Project ID Name Department ID Location Department control Project

What type of primaries are limited to those who have declared their allegiance to a party in advance?

Use python based APIs and perform the Classification of activities by dataset Classification CLASSIFICATION ( any of the Logistic Regression / SVM / Decision Tree / Na ve Bayes / KNN ) . Justify your design choices at each step: Write as a markdown cell in jupyter notebook at the beginning of each subsection. 1 . Perform and explain necessary pre

Assume we got a register B with 4 bit B = 0 b 1 1 1 1 Write code to clear B [ 2 ] without changing other bits.

1. You are given an unlimited number of coins consisting of nickels (5 cents) dimes (10 cents) and quarters (25 cents). Your task is to get 30 cents with as few coins as possible. This problem can be described as search, where the decision in each level of the search tree is what coin to choose next. The first two levels of the search tree are

Select an appropriate expression to complete the method below, which is designed to return the element at the bottom of a Stack collection. The rest of the contents of the original stack (not including the bottom element) are restored before the method terminates. It is safe to assume that the original stack contains at least one element. public

1 - , If the Network ID is 1 4 8 . 1 6 . 4 . 0 and the broadcast address is 1 4 8 . 1 6 . 7 . 2 5 5 then what are the number of hosts in this network? \ table [ [ A , 5 1 2 Hosts ] , [ B , 1 0 2 4 Hosts ] , [ C , 5 1 0 Hosts ] , [ D , 1 0 2 2 Hosts ] ]

? ? ? ? ? f e a t u r e i s u s e d t o c r e d i t a s o u r c e o f i n f o r m a t i o n b y c i t i n g t h e b o o k o r a r t i c l e o r a n y m a t e r i a l i t i s c o m i n g f r o m . Group o f answer choices None o f the Above Insert Citation Insert Header & Footer. Insert Footnotes

Java GUI this code should be in Java. Please make sure it runs at least Programming Challenge Write a Java program that will display the following output MCIS Alma Mater Hail to thee, our Alma Mater Colors Green and White, MVSU, our sons and daughters Always stand for right. John Doe MVSU Program Specifications: User Input (Interactive) Title of

2. In the following example, assume that all system and library calls complete without error Also assume each program statement is atomic (a) Please write down all possible outputs when running this program. [3] int main O int i = 1; if (fork()) i++; elseif (fork()) --. else i++ printf ("%d " , i); (b) Please briefly explain why the output is not

By act 3 scene 6 what opinion do lennox and the other lords hold over macbeth?

Hello, I want to check if my code follows the requirements for the constructors. Thanks. Code: Employee.h #include #include #ifndef EMPLOYEE_H #define EMPLOYEE_H class Employee { private: std::string name; int idNumber; std::string department; std::string position; public: Employee(std::string n = "", int id = 0, std::string d = "", std::string p

Python beginner need help: Program: Cheese Order Function define function with max, min, price, and order _ amount parameters set default values for maximum and minimum order parameters set default value for price parameter cast order _ amount and other arguments to numbers check order _ amount and give message checking against over maximum under

The 'problem 1' process is to just 'create a new java class'. This may produce semantic errors. Than you!! /* * * * * * * * * * * * * * * * * * * * * * *************** /* PROBLEM 2 */ /*Using the same process that you used for Problem 1, resolve the issues within the following code. It should display "Count is #" from 1-10*/ / *ERROR CODE*/ public

Give the name of address mode used in the next assembly mnemonics and results of the register after the command instruction. \ table [ [ RO , R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 ] , [ $ 2 0 3 A , $ 2 0 3 3 , $ 2 0 3 1 , $ 2 0 3 0 , $ 2 0 3 4 , $ 2 0 3 6 , $ 2 0 3 0 , $ 2 0 3 1 , $ 1 9 , $ 3

use python The following sample file called studentdata.txt contains one line for each student in animaginary class. The students name is the first thing on each line, followed by some examscores. The number of scores might be different for each student. joe 101520 bill 23161922456712 sue 8221714129078 grace 1228214512131415788923 john 14322516 a)

Digital subscriber lines: are very - high - speed data lines typically leased from long - distance telephone companies. have up to twenty - four 6 4 - K b p s channels. operate over existing telephone lines to carry voice, data, and video. are assigned to every computer on the Internet. operate over coaxial cable lines to deliver Internet access.

What type of hardware server used by Blackboard organization? Which type of computer like for example is a supercomputer, mainframe, Workstation Used in the blackboard system???

Programming in java Car Simulator For this assignment, you will design a set of classes that work together to simulate a car, including its fuel gauge and odometer. The classes you will design are the following: The FuelGauge Class: This class will simulate a fuel gauge. Its responsibilities are as follows: To know the cars current amount of fuel,

Which of the following examples are key focus areas of the security and risk management domain? Select three answers. 1 point Mitigate risk Define security goals and objectives Secure digital and physical assets Be in compliance

Q 3 ) Write a member function for the binaryTreeType class ( given in Q 3 . h ) that calculates and compares the sum of the nodes in the left and right subtrees. If the sum of the nodes in the left subtree is greater, return 1 ; if the sum of the nodes in the right subtree is greater, return 2 ; if the sums are equal, return 0 . If the binary tree

How do you fix fragments . ?

pseudo - UML 4 Create Project called Practice: Then create a class to represent a . Pizza b . Student c . Car d . Television 5 Choose another object and come up with three fields. For now, choose fields that are able to be represented as a letter, number, or true / false ( primitive data types ) . Please format in pseudo - UML. ? * * * * * * * *

Please help Im stuck with this lab. I have the following.Thanks in advance class Employee{ ?String name = "name"; ?int id; ?Employee(String name, int id){ ??this.name = name; ??this.id = id; ?} ?public String toString() { ??return "Name: " + name + ", Id: " + id; ?} } class Full extends Employee{ ?double salary; public Full(){} ?public Full(String

Type of network that carries traffic that neither originates in nor is destined for the local network.

please answer dont copied from existing answer i have checked all Letter pairs in a message word are coded as digraphs using the letter coding scheme shown in Table 1 , then encrypted using modular addition with a modulus equal to the maximum key space possible. Work out the encrypted value for the first pair of letters in the word encryption,

Part 3: Dividing Subnets For this part, you will divide a subnet into multiple smaller subnets. I will tell you how many networks to divide the network into (it will be a power of 2). You will provide the new network addresses and the number of total IPs for each. To show you how to do this, I have done the first for you. Original network

i am very confused on this priblem if someone could please explain the steps they take (breifly) id be very appreciative! 9. A train with n cars arrives to sector A of the train tracks. See Figure 3. Next to this segment of the trails there is a switch (See Figure 2 that connects to segments L and R (See 3). Each car in the train has a unique

What are two organizations that might provide aid to developing countries?

I need help writing this in Java Write a program that will have the following methods, each of which will be called from the main method. Method 1: Call this method displayTriangle, which will return nothing and will take an integer argument. The method will display a triangle like the following: * ** *** **** ***** The height of the triangle will

What is the time complexity for locating an element with a given value in a doubly-linked list of N elements sorted in ascending order? (a) O(1) (b) O(log N) (c) O(N) (d) O(N log N) What is the time complexity for popping off the first (i.e., oldest) element pushed onto a stack which contains N elements? (a) O(1) (b) O(log N) (c) O(N) (d) O(N log

in MASM The data section defines the following variables: o X-a 32-bit variable initialized to 1 O Y-a 32-bit variable initialized to the hexadecimal value, "7FFFFFFF" o Accum - a 32-bit variable initialized to 0 o Msg contains the string, "Greetings from the red planet" o Len is a symbol (not a variable) that is set by the assembler to the length

True or False: The same seed will produce a map that looks the same each time, regardless of the settings.

Which property is enforced by a primary key field? Numeric Null Duplicate Not Null

Student Database Management A college contains many departments and each department can offer any number of courses. Many instructors work in the department, but instructors can work only in one department. Each instructor can take any number of courses and a course can be taken by only one instructor. Students can enroll in any number of courses.

Give a formal proof for the following tautology using the IP rule: (A B) ^ (B C) (A v B C) Please provide answer in the format of this example (using inference rules): 1. AVB- CP 2. A P P[for C] - (A VB 1, 3, MT AVB 2, Add False 4, 5, Contr 7. C 3-6, IP QED 1, 2, 7, CP. 1. AVB- CP 2. A P P[for C] - (A VB 1, 3, MT AVB 2, Add False 4, 5, Contr 7. C

In the context of computer networks, what does SSL stand for?A ) Secure Sockets LayerB ) Server Sockets LayerC ) Secure System LayerD ) Server System Layer

Let S(x,y) mean that student x is taking the coursey, where the domain for x consists of all students in your dass, and the domain for y consists of all courses offered by the instructor. Express the following in a simple English sentence. a) xy(S(x,y)) b) x(S(x,CS3653)S(x,CS2433)) c) xyz((x=y)(S(x,z)S(y,z)))