PATIENT NURSE # TC id produced by # employee id * first name first name have last name last name temperature phone number blood pressure salary

Q: The degree of a relation is the number of its columns. True False

A: Defined the given statement as true or false

Q: Map the following ER diagram into relational schema showing foreign keys and primary keys. Cl is…

A: Relationship R3 ans R2 are identifying relationship and entity E3 is weak entity.  Thus it will…

Q: How do you map a "Many to Many" relationship when mapping ER Diagram to Schema Select one: O a. Take…

A: How do you map many to many relationship when mapping ER diagram. Many to many relation happens when…

Q: Refer the below schema and create the SCHEDULE. Column Datatype Size Constraint Constraint name…

A: Required:    By following the given schema create the SCHEDULE table

Q: EMPLOYEE Sex Salary Super_ssn Dno M 40000 888665555 5 43000 888665555 Narayan 666884444 1962-09-15…

A: 1. a) Answer: Relational algebra to retrieve all the employee records whose Dno is 4 b) Answer:…

Q: Database questions

A: The following errors are found in the code: V_count is different from v_count. Condition wrote in…

Q: Consider the ERM below: Consider the following ER Model. Suppose that the entity set S contains 15…

A: Here from entity W there is a double line. This means the participation is  full.  That is every…

Q: 2- Convert the conceptual ERD given below to logical ERD. Consider the additional requirements given…

A: there are nine tables in ER diagram. product table has primary key PId.jwellery table and elecrical…

Q: 2. Fill the table by following data: (Insert the dates in this format (DD-MONTH-YYYY) Customer…

A: The SQL queries are given below with table output screenshot

Q: What do you mean by term Data handling?

A: Introduction: Data handling is the process of ensuring that research data is safely and securely…

Q: Create the Student table with following details: Data type Number Varchar(25) Field Constraint Sid…

A: We are assuming that the field book_id references a table by name of Book which has book_id as its…

Q: 10:45 Done Practical Excercise 5 (9... Enter 5 Records to the above table INSERT INTO VEHICLERENT…

A: Code is given below.   drop table VECHICLERENT; CREATE TABLE VECHICLERENT ( VEHICLE_ID NUMBER(8,0)…

Q: Question 8. All rows correspond to students whose rollnum's are between 20 and 30. (i) SELECT * FROM…

A: Given sentence in SQL database

Q: Direction: Using the table below: nobel_win, Write the SQL statements of the following queries:…

A: SQL query : SQL is Structured Query Language, which is a computer language for storing, manipulating…

Q: ERD 2: Consider an online auction database system in which members (buyers and sellers) participate…

A:

Q: Takes(studentld, courseCode, mark) Course(courseCode, title, credits,deptno) Student(studentld,…

A: create table takes (studentID number, coursecode varchar2(200),marks number);create table course…

Q: d. Figure 1 illustrates the times at which 10 different processes run on a single core of a single…

A: Non-preemptive scheduling is used when the process is over or the process goes from waiting to…

Q: Consider the B+ tree index withn=5 shown in the figure below. Root 50 73 85 18 32 40 1. 2. 5. 6.. 10…

A:

Q: The Car Maintenance team wants to add Tire Change (ID: 1) maintenance task for all cars with the due…

A: Answer: We have given answer in SQL you can see below. And you can update as per you requirement.

Q: a) Use SQL to define a view to show CourselD and Course Name. b) Write SQL data definition command…

A: a) Here we can use command to Show all data in a table. //SELECT * FROM [table name];// SELECT *…

Q: GRADE REPORT STUDENT Name Student number Class Student_number Section_identifior Grade Major CS…

A: Given Database:-

Q: QUESTION 1 Jormalization Jormalization of Relation (3NF) into logical diagram

A: The given problem has a list of data dictionary that shows the tables and attributes in the table.…

Q: Create a table which return all the products • Name • Unit price New price with increment of 10 %…

A: Syntax of creating table is CREATE TABLE <TABLE NAME> ( <column1> datatype,…

Q: Create a database( e.g. Movie database, CD collection etc.) Use a RDBMS (e.g. MYSQL, MS Access, MS…

A: For creation of database, first sample data is required. so, last option is correct. Based on the…

Q: 5. Imagine that you have been assigned to a team that will be developing an inventory tracking…

A: ANSWER:-

Q: Insert the following records into Library table: Bookid Bname Price Publisher 101 Database Systems…

A: INSERT command is used to insert data in MySql database.

Q: Write down queries to apply left, Right, Inner, Full join. Table name: Members ID First Name Last…

A: Inner join will return the values from both the tables which satisfies the condition The query is :…

Q: Computer Engineering / Salesforce Design a general Salesforce query to fetch all fields of a object…

A: SOQL stands for Salesforce Object Query Language and it is used to fetch the salesforce object…

Q: Draw a single diagram that illustrates how the following concepts are related: • Data • Database •…

A: Database, data, or information is organized in such a way that allows for quick access and…

Q: 5. Create a view based on a query to display the orderNo and Ship_date for all orders shipped from…

A: 6.To create a view based on a query to display the orderNo and Ship_date for all orders shipped from…

Q: LECTURER #ld * Name * Surname * Phone O Email lead- Which one is correct for given ERD? O f. lead g.…

A: The question asks to select the correct statement for the given ERD, which depicts the relationships…

Q: LECTURER DEPARTMENT give lesson # employee id • TC ld * title * first name work in • last name # id…

A: Here we have 3 relationship between Department and Lecturer.  The 1st relationship teach in is a M:N…

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here the entity BankBranch is a weak entity and therefore we need to include primary key of Bank as…

Q: Dept(did, dname, location, managerid) Emp(eid, sal) You are told that the following queries are…

A: We have used two tables where first table is Dept table which will add the department information…

Q: a. Identify all entities and attributes for each entity from the Sales Form in Figure 1. Provide…

A: The given problem is related to database where a form of sale is given and the requirement is to…