Benson Idahosa University

CSC 326

Practice 386+ past questions for CSC 326 at Benson Idahosa University. Organized by topic with explanations. Free preview on Testwiz.

386+ questions75 topics300 LevelTheory questionsTopic summaries

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About CSC 326 at Benson Idahosa University

CSC 326 is a 300 Level course at Benson Idahosa University. Students preparing for CSC 326 exams on Testwiz get 386+ practice questions across 75 topics, including theory questions and topic summaries.

Instead of cramming the night before, students who practice by topic — Indexes and Performance Tuning, Dirty Read Problem, Durability and Write-Ahead Logging, and more — build real familiarity with how Benson Idahosa University tests CSC 326, catch weak spots early with Testwiz's analytics, and walk into the exam with actual reps under their belt.

Topics covered

Indexes and Performance TuningDirty Read ProblemDurability and Write-Ahead LoggingRIGHT JOINDDL CommandsConstraints: PRIMARY KEY, FOREIGN KEY, UNIQUE, NOT NULL, CHECKKeys: Super, Candidate, Primary, Foreign, and CompositeSQL NOT NULL ConstraintRelationships: One-to-One, One-to-Many, Many-to-ManyDCL CommandsDML CommandsTCL Commands+63 more

Sample questions

1. What is the primary purpose of an index in a relational database?

a.To manage user permissions and access controls

b.To enforce referential integrity between tables

c.To define the structure of a database schema

d.To speed up data retrieval on specified columns

2. Which of the following best describes the 'Dirty Read' problem in database transactions?

a.A transaction reads data that has been modified but not yet committed by another transaction

b.A transaction reads data that has been committed by another transaction

c.A transaction fails to read its own uncommitted changes

d.A transaction writes data that conflicts with a concurrent transaction's write

3. In the context of ACID properties, what does 'Durability' guarantee after a transaction is committed?

a.The transaction is isolated from other concurrent transactions

b.The transaction is executed as a single atomic unit

c.The transaction's changes are permanently stored and survive system failures

d.The transaction maintains all integrity constraints before and after execution

4. Which SQL JOIN type returns all rows from the right table and the matching rows from the left table?

a.INNER JOIN

b.FULL JOIN

c.RIGHT JOIN

d.LEFT JOIN

5. What is a key trade-off when creating an index on a column in a database table?

a.It reduces storage space but increases query complexity

b.It improves read performance but slows down write operations

c.It speeds up inserts but prevents updates on the column

d.It enforces data integrity but limits data types

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Frequently asked questions

How many CSC 326 past questions are on Testwiz?

Testwiz has 386+ CSC 326 practice questions for Benson Idahosa University, organized across 75 topics, including theory questions. Sign up free to start practicing.

Are these past questions free?

Yes, every student gets a free preview of CSC 326 questions on Testwiz. The full question bank, explanations, and weak-spot analytics are available on Pro.

What topics does CSC 326 cover on Testwiz?

CSC 326 on Testwiz covers Indexes and Performance Tuning, Dirty Read Problem, Durability and Write-Ahead Logging, and more. Practice on Testwiz to see the full topic breakdown and sample questions.