Imagine you are building some sort of service that will be called by up to 1,000 client applications to get simple end-of-day stock price information (open, close, high, low). You may assume that you already have the data, and you can store it in any format you wish. How would you design the client-facing service that provides the information to client applications? You are responsible for the development, rollout, and ongoing monitoring and maintenance of the feed. Describe the different methods you considered and why you would recommen your approach. Your service can use any technologies you wish, and can distribute the information to the client applications in any mechanism you choose.

Q: ou know it is a principle that fact tables should be at the lowest level of detail and designed the…

A: Fact Tables contain the content of the data warehouse and store the different types of measures like…

Q: which you think does a good job (it does not have to be a bar chart). Since we don't have the raw…

A: Given bar chart contains the details of number of verifications in 14 speciality areas of…

Q: Keo’s main spreadsheet has many rows in it that aren’t of any interest to the readers; they only…

A: Hello Student I will provide the three steps to remove which you have to follow to remove any raw…

Q: If a report is based on an underlying table, it must contain all the information that can be found…

A: According to the information given:- we have to find out the mentioned statement true or not.

Q: We have customers that will be accessing an eCommerce front-end for our database and will need to be…

A: View is  used in SQL. It is a virtual table based on the result set of SQL statement. A view…

Q: Please using EXCEL to create truth tables for three different argument structures.  Each of the…

A: Actually, the answer has given below:

Q: In 250-500 words evaluate the impact of the steps you took, what their potential benefits and…

A: The question asks for steps to improve the performance of a given SQL query, with a focus on…

Q: What is SQL Injection?

A: SQL injection is a type of attack which occurs in database where data will be leaked and used for…

Q: What transformations of data need to be performed before HSD-DW is loaded with data? List all the…

A: Note that in the HSD-DW database the CUSTOMER table has a surrogate primary key named CustomerID,…

Q: 2. Microsoft SQL server, how to copy 1 table from database1 and paste in database2, Each server is…

A: So , There is simple trick that you are able to copy one table from database1 and paste it on…

Q: Imagine you are developing a service that up to 1,000 client apps would call to obtain basic…

A: Answer is

Q: How would you decide whether to use a traditional SQL-based API like ODBC/JBDC vs an ORM framework…

A: JDBC is  java database connectivity and it is an application programming interface that allow…

Q: can't see my list view activity

A: Understand you are trying to develop a Transaction Processing System using Andriod Stdio and…

Q: ents to each service team. You need to collect this information from all the service requests in the…

A: In order to address the need of StayWell's finance department to calculate the number of hours spent…

Q: The development of TPS utilising Android Studio. The SQLite database browser displays the user's…

A: The development of a Transaction Processing System (TPS) using Android Studio involves creating a…

Q: The Car Maintenance team wants to learn how many times each car is used in every month and day to…

A: Ans:)  In order to perform the above query, I am using a sample database. The database name is…

Q: Currently, I'm developing a TPS in Android Studio (TPS). Using SQLite's database browser, I can see…

A: 1. Programming is the process of creating a set of instructions that tells a computer how to perform…

Q: Please share the resource link or website or author reference - how to  download or extracted the…

A: To access the crime data provided by the City of Los Angeles Open Data Portal, you can visit the…

Q: You have been contracted by a local pizza restaurant, Pizza Byte, to create an online form to allow…

A: Answer is given below-

Q: You are the database administrator for the XYZ Furniture Company. Management is reviewing its…

A: SQL : SQL stands for Structured Query Language and it is a programming language used for managing…

Q: The new VP of Business Development is a very ambitious lady. She wants to store a photograph of…

A: If images have to be stored on their own servers, we can use CDN (content delivery network ) where…

Q: Photographs are maintained in databases and the design/structure we've picked contains some highly…

A: Introduction: This approach really has to be safeguarded in order to safeguard all of the…

Q: I'm working on a Transaction Processing System in Android Studio (TPS). I can see my data when I…

A: Introduction: You're attempting to construct a TPS using Android Studio and SQLite DB browser, but…

Q: Create Microsoft Access queries to answer the following:   Total weight shipped by each product…

A: Shipped table: Microsoft Query to  get "Total weight shipped by each product type" Output:

Q: . Create a new account with MongoLab and create a new MongoDB Deployment and set the plan to…

A: solution: #app.js const CONNECTION_URL =…

Q: Your university runs many hundreds of courses each semester and needs to keep track of key…

A: the code is given below:-

Q: Create a new table named ScheduledClients to contain client’s name, the scheduled date of service,…

A: CREATE TABLE ScheduledClients AS SELECT c.ClientName AS ClientName, o.ScheduledDate AS…

Q: Which of the following are true about 'test data approach'? Select the three options that are…

A: a. Test data must be representative of the conditions the auditor wants to test   c. Test data…

Q: North  South East  West Sales Area Sales Person    Sales Area   Salesforce Salesforce Salesforce…

A: Salespersons( Sanme varchar(50)); Courses(Cname varchar(50)); Enrollment( Sname varchar(50), Cname…

Q: Tasks 10-12 Task 10: List all the tables contained within the system catalog, but only display the…

A: SQL queries are a set of instructions given to the database to retrieve specific data. SQL was…

Q: Which tables are lookup tables? Category Category, AddressType, PhoneType PhoneType, AddressType…

A: What is a Lookup table?: =>        An array or matrix of data that includes items that are…

Q: Use MSSQL Management Studio to create a new database named cis305. Use the default settings. After…

A: The create database command is used to create a database in the MSSQL management studio.  The syntax…

Q: Task 4: ' The Car Maintenance team wants to add new maintenance tasks into the system. The team has…

A: SQL Query:

Q: What do you consider to be the most effective way to back up user data? Your solution has to be…

A: Answer: It is the process of digitizing information and documents and storing them in a storage…

Q: 1. The table above is not in First Normal Form (1NF). Why? 2. Transform the Table 1 into 1NF. 3.…

A: The given problem has a table with sample data values in it and requirement is to normalize the…

Q: I'm building a TPS in Android Studio (TPS). The SQLite Database browser shows my records but not my…

A: Introduction: You are attempting to construct a Transaction Processing System using Android Studio…

Q: Which one of the following criteria is applied to make sure values are defined and used…

A: Answer :   Variable value criteria is applied to make sure values are defined and used…

Q: What type of situation would you need to create or replace a view? о The data in the tables have…

A: What is view in the SQL server : A view in SQL is a fictitious table built from the results of a SQL…

Q: You have recently decided that you want to keep track of the various headlines that have anything to…

A: SQL query to produce table create table article(article_released int(50), article_published_date…

Q: Using the worksheet pictured​ above, answer the following​ questions: a. Describe the steps you…

A: Using the worksheet pictured​ above, answer the following​ questions: a. Describe the steps you…

Q: Personnel would run what kind of queries to get access to what information. which of the following…

A: A database is a collection of data systematically collected, Electronic storage and processing of…

Q: Dashboard operations are applied globally to all datasets. A collection of possible responses True…

A: Only the whole datasets are affected by dashboard activities. It's a bluff. It doesn't only apply to…

Q: how can I write an SQL script for those spific tasks  also by using the SHOW statment and the…

A: I have used DISPLAY after every SQL statement for displaying the outputs. In Step 2 I have done all…

Approaches used in acquiring Information System

An Information System (IS) is the combination of hardware, communication network, people, software, and data resources that collects, manipulates, and disseminates information to provide feedback to address the objective. For organizations and businesses, the information system is a vital component.