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Dbi202 Exam 2024/2025 Questions And Answers (Verified Answers).

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DBI202 Exam 2024/2025 (ACTUAL EXAM) Test Bank Questions with Correct Answers

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182 páginas

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TESTCHIEF

dbi202 Exam 2025/2026 (Actual Exam) Test Bank Questions with Correct Detailed Answers

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87 páginas

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TESTCHIEF

dbi202 Exam 2025/2026 (Actual Exam) Test Bank Questions with Correct Detailed Answers

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97 páginas

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StudyGuideSolutions

DBI202 Exam 2024/2025 (ACTUAL EXAM) Test Bank Questions with Correct Answers

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162 páginas

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StudyGuideSolutions

Dbi202 Exam 2024/2025 Questions And Answers (Verified Answers)

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24 páginas

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StudyGuideSolutions

DBI202 Exam Questions with Verified Answers (UPDATED 2025)

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41 páginas

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StudyGuideSolutions

DBI202 Exam with Correct Detailed Answers 2025

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26 páginas

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StudyGuideSolutions

DBI202 Test Questions with Correct Answers Already Passed c - Answers Which of the following statements is not DML? Select one: a. SELECT b. DELETE c. CREATE d. UPDATE c - Answers To convert a many - many relationship R from entity set E to entity set F, we must __________ Select one: a. Create two relations for E and F entity sets perspectively, and create one relation more for relationship R by adding all attributes of relationship R if there is any b. Create two relations for E and...

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27 páginas

Escrito en 2024/2025

Grado A+

TutorJosh

DBI202 PRACTICE EXAM QUESTIONS AND ANSWERS ALL CORRECT Which of the following is considered disadvantage of triggers? a. Triggers run every time the database fields are Inserted/updated/deleted, so it adds overhead to system. b. Triggers execute invisible to client application. It is called by the database server automatically, not by the client application or user. c. All of the others d. Unlike stored procedure, parameters cannot be used with triggers. - Answer B The degree...

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22 páginas

Escrito en 2024/2025

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Scholarsstudyguide

DBI202 STUDY GUIDE QUESTIONS AND ANSWERS ALL CORRECT Which generation of computers use some integrated circuits? A. The fifth generation B. The fourth generation C. The second generation D. The third generation - Answer D. The third generation Which of the following does not describe DRAM? A. Binary values are stored using traditional flip-flop logic gate configurations. B. Require periodic renewal of fees to maintain data storage . C. The presence of absence of a charge in th...

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16 páginas

Escrito en 2024/2025

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Scholarsstudyguide

DBI202 FINAL EXAM REAL EXAM QUESTIONS AND CORRECT ANSWERS (NEWEST VERSION) Which of the followings is false about weak entity set? Choose one answer. a. Every many - one relationship from a weak entity set need be supporting b. The key for a weak entity set includes the keys for all supporting entity sets c. A weak entity set has one or more relationships to other (supporting) entity sets d. Do not construct a relation for any supporting relationship - Answer b. The key for a we...

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26 páginas

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Scholarsstudyguide

DBI202 EXAM QUESTIONS WITH ALL CORRECT ANSWERS (NEWEST VERSION) Which of the following is considered disadvantage of triggers? A. Triggers run every time the database fields are Inserted/updated/deleted, so it adds overhead to system. B. Triggers execute invisible to client application. It is called by the database server automatically, not by the client application or user. C. All of the others D. Unlike stored procedure, parameters cannot be used with triggers. - Answer b The deg...

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82 páginas

Escrito en 2024/2025

Grado A+

Scholarsstudyguide

DBI202 EXAM TEST BANK 486 QUESTIONS WITH 100% CORRECT ANSWERS UPDATE What SQL keyword can be used to return data from two non-related tables as a combined set of rows? A. DISTINCT ALL B. DISTINCT C. UNION ALL D. COMBINED - Answer C A database transaction, by definition, must be ACID (atomic, consistent isolated and durable). What does 'Consistent" mean? A. 'Consistent' means that: Transactions provide an "all-or-nothing" proposition, stating that each work-unit performed in a d...

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91 páginas

Escrito en 2024/2025

Grado A+

Scholarsstudyguide

DBI202 LATEST 2024 REAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) A GRADE What is the hierarchical data model? - Answer A hierarchical data model is a data model in which the data is organized into a tree-like structure A person who is responsible for the structure or schema of the database is called: - Answer a database administrator A database administrator (DBA) is a person that is also known by the title: - Answer Database Coordinator or Database Programmer A ___ is ...

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43 páginas

Escrito en 2024/2025

Grado A+

Scholarsstudyguide

DBI202 EXAM NEWEST 2024 ACTUAL EXAM TEST BANK COMPLETE QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+ What is the goal of decomposition when designing a database? - Answer-The goal of decomposition is to replace a relation by several relations that do not exhibit anomalies When drawing an ERD:(a)Entity sets and their attributes should reflect reality(b)Redundancy is not important, so we can ignore it(c) Avoid introducing more elements into the design than is absolutely ...

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99 páginas

Escrito en 2024/2025

Grado A+

Scholarsstudyguide

DBI202 EXAM LATEST VERSION QUESTIONS WITH CORRECT ANSWERS (GRADED A+) Then, identify which of the following tuples is/are in the natural joinR|>< - Answer-S. You may assume each output tuple has schema (A.B.C.D)|(3.4.6.8) and (12.4.6) Consider the following statement "When drawing ERD. you should avoid introducing more elements into your design than necessary" That above statement describes which principle? - Answer-Simplicity Count Principle Compute the join of R and S with the...

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15 páginas

Escrito en 2024/2025

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Scholarsstudyguide

DBI202 ACTUAL EXAM QUESTIONS WITH ALL CORRECT ANSWERS UPDATED When performing union, intersection, or difference operations on relations R and S, they must be type compatible. That is, ______ Select one: a. The domain of corresponding attributes of R and S must be compatible b. The names of attributes of R and S must be the same c. R and S must have the same number of attributes d. R and S must have the same number of attributes and the domain of corresponding attributes of R and S must b...

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17 páginas

Escrito en 2024/2025

Grado A+

Scholarsstudyguide

DBI202 - FA20 (QUIZ 1, 2, 4, 5) QUESTIONS WITH CORRECT ANSWERS Of the various database models, the _______ model is the most prevalent today a. relational b. hierarchical c. linked list d. network CORRECT ANSWER A Each column in a relation is called _______. Select one: a. a tuple b. an attribute c. an attitude d. a union CORRECT ANSWER B Each row in a relation is called _______. Select one: a. an attitude b. a tuple c. an attribute d. a union CORRECT ANSWER B A unary o...

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10 páginas

Escrito en 2023/2024

Grado A

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