Atomic Domains and First Normal Form Quiz PDF: Questions and Answers - 407

MCQ 2031: If the elements of the domain are indivisible units, the domain is said to be

1. Structured
2. Tabular
3. Procedured
4. Atomic

MCQ 2032: An unknown value may be either

1. Missing or not known
2. Not known or not missing
3. Missing but known
4. Known but not missing

MCQ 2033: A view is updatable, if any attribute's value can be set to null if it is not listed in the

1. Select clause
2. Where clause
3. Having clause
4. From clause

MCQ 2034: In designing a database using the E-R model, the first step is to

1. Identify entity sets
2. Identify roles
3. Identify relationships
4. Identify domain

MCQ 2035: At the logical-design phase, the high-level conceptual schema is mapped onto the implementation

1. Data model
2. Data model
3. Data requirements
4. Data specifications