Atomicity Study guides, Class notes & Summaries

3 Vs Correct Answer Three basic characteristics of Big Data databases: volume, velocity, and variety. Abstract data type (ADT) Correct Answer Data type that describes a set of similar objects with shared and encapsulated data representation and methods. A(n)___ is generally used to describe complex objects. See also class. Ad hoc query Correct Answer A "spur-of-the-moment" question. Alias Correct Answer An alternative name for a column or table in a SQL statement. ALTER TABLE Corre...

WGU C175 - Data Management - Foundations - Lesson 5. Exam Review. Easy To Master. Graded A+ atomic attribute - -An attribute that cannot be further subdivided to produce meaningful components. For example, a person's last name attribute cannot be meaningfully subdivided. atomicity - -The transaction property that requires all parts of a transaction to be treated as a single, indivisible, logical unit of work. All parts of a transaction must be completed or the entire transaction is a...

MISY 5300Steps in information level design - correct answer Describing the attributes needed for each entity as well as the relationships between the entities based on business rules. This process typically involves creating an entity-relationship (E-R) diagram to visually represent the database design User views - correct answer The specific data needed by a person or process for a particular task One-to-Many Relationship - correct answer Means one record in the table on the "one side of...

COP 4600 EXAM WITH VERIFIED AND UPDATED SOLUTIONS 2023/2024 The term ____________ refers to a technique in which a process can do nothing until it gets permission to enter its critical section but continues to execute an instruction or set of instructions that tests the appropriate variable to gain entrance. - CORRECT ANSWER-spin (busy) waiting It is possible in a single-processor system to not only interleave the execution of multiple processes but also to overlap them. - CORRECT AN...

Access plan - Answer-A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias - Answer-An alternative name for a column or table in a SQL statement. ALTER TABLE - Answer-The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AREA - ...

C170 QUESTIONS WITH SOLUTIONS 2023 Access plan A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias An alternative name for a column or table in a SQL statement. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:05 / 0:15 Full screen ALTER TABLE The SQL command used to make ...

Student Success Hub was Salesforce Advisor Link Case Track constituent's questions, feedback, or issues. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen Contact A student, faculty member, alumni, or other person related to the educational institution. Application Track information about a prospective student's application to your institution, from submittal through decision. Attendanc...

SNHU DAD 220 - 1-3 Quiz | Latest Version | 2024/2025 | Graded A+ In two-tier architecture, what database components are present? Select all that apply. Client Server What is a database management system (DBMS)? Select one. A software application used to support data organization in a database True or false: SQL contains four statements for a database command. False True or false: Structured Query Language (SQL) is a popular query language used to communicate with a database syste...

COP 4600 EXAM WITH VERIFIED AND UPDATED SOLUTIONS 2023/2024 The term ____________ refers to a technique in which a process can do nothing until it gets permission to enter its critical section but continues to execute an instruction or set of instructions that tests the appropriate variable to gain entrance. - CORRECT ANSWER-spin (busy) waiting It is possible in a single-processor system to not only interleave the execution of multiple processes but also to overlap them. - CORRECT AN...

What is a DBMS - correct answer A Database Management System is a software package designed to store and manage databases. What does a DBMS store? - correct answer A very large, integrated collection of data. What does a DBMS model? - correct answer A real-world enterprise. What information does a DBMS model? - correct answer Entities (e.g., students, courses) Relationships (e.g., Madonna is taking CS564) • When would you store data in a DBMS instead of in operating system fil...