Lesson 14 Quiz 1.Which normal form is based on the concepts of multivalued dependencies? 4NF 2..BCNF boyce-codd normal form was proposed as a simpler form of ______ 3NF 3.Which of the following normal forms is violated when a relation has…
7. LAB 7.1 SELECT DISTINCT Pnumber, PnameFROM PROJECTWHERE Pnumber IN(SELECT PnumberFROM PROJECT, EMPLOYEE_DEPARTMENT, EMPLOYEE_RECWHERE Dnum = Dnumber ANDMgr_ssn = Super_ssn AND Lname = ‘Zelaya’)ORPnumber IN(SELECT PnoFROM WORKS_ON, EMPLOYEE_RECWHERE Essn = Ssn AND Lname = ‘Smith’); 7.2 SELECT Lname, FnameFROM EMPLOYEE_RECWHERE Salary > (SELECT MAX (Salary)FROM EMPLOYEE_RECWHERE Dno = 5);7.3SELECT E.Lname AS Employee_name,S.Lname AS Supervisor_nameFROM (EMPLOYEE_REC AS E LEFT OUTER JOIN EMPLOYEE_REC AS SON E.Super_ssn = S.Ssn);7.4SELECT SUM…
Q1) which of the following conditions must be satisfied for a database to be called distributed? 1. Connection of database nodes over a computers network2. Logical interrelation of the connected databases Q2) .consider the following figureThe name attribute of student is a______.…
1(Q) Many service companies collect data via a follow-up survey of their customers. For example, to ascertain customer sentiment, Delta Air Lines sends an e-mail to customers immediately following a flight. Among other questions, Delta asks: How likely are you…
1. Who is responsible for identifying data to be stored in the database and for choosing appropriate structures to represent and store Data base designer 2. which of the following functions of database management system causes some data to be…
Q1) Loss of availability occurs when: A user or program cannot access objects who has legitimate right to those objects. Q2) Which of the following control measures is handled by creating user accounts and passwords to control the login processes…
LESSON 1 Quiz 1. Which of the following tableau features contains values that determine the level of detail at which the measures are aggregated? dimensions 2. which of the following features of Tableau allows the user to impart a data…
1.An experiment has three steps with three outcomes possible for the first step, two outcomes possible for the second step, and four outcomes possible for the third step. How many experimental outcomes exist for the entire experiment? 24 2. How…
1.In tableau, which of the following chart types displays a change of value from one period to another? Slope 2.Which of the following chart types shows how the parts are successively built up to a whole? Waterfall 3.In tableau, which…
1.In tableau, which of the following keyboard shortcuts is used to exit the presentation mode? F7 2.Which of the following tableau utilities provides the user with the ability to export data images or documents via the command line? Tabcmd 3.In…
