Database Systems Practice Test 328

Application Performance Multiple Choice Questions (MCQ) PDF - 328

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The MCQ Quiz: For exploiting commonalities between transactions, the various types of techniques used are named as; "Application Performance" App APK Download (Free) with answers buffering techniques, caching techniques, queuing techniques and accessing techniques for online degree programs. Study relational database design questions and answers, Apple Book to download free sample for master's degree in computer science.

Application Performance Questions and Answers PDF Download: Quiz 328

MCQ 1636: For exploiting commonalities between transactions, the various types of techniques used are named as

A) Caching techniques

B) Buffering techniques

C) Queuing techniques

D) Accessing techniques

MCQ 1637: The most common concurrency-control schemes includes locking protocols and

A) Timestamp-ordering schemes

B) Validation techniques

C) Multiversion schemes

D) All of the Above

MCQ 1638: The process of restricting users from querying some tables or executing database statements is called

A) Data access control

B) Data concurrency control

C) Data integrity control

D) Data atomicity control

MCQ 1639: In order to validate set-difference operation r -s, the requirement is that the r and s be of same

A) Structure

B) Declaration

C) Arity

D) Definition

MCQ 1640: The keys must be chosen crucially and carefully is

A) Unique key

B) Superkey

C) Primary key

D) None of the above

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