Question 10 Tag: Database Systems

Which one of the following is a condition in which data used during the execution of a transaction cannot be used by a second transaction until the first one is completed?

• a. Durability
• b. Isolation
• c. Atomicity
• d. Consistency

Question 11 Tag: Database Systems

Which one of the following establishes the order in which the operations within concurrent transactions are executed?

• a. Scheduler
• b. Lock manager
• c. Timer
• d. Transaction log

Question 24 Tag: Database Systems

Which one of the following is true about First Normal Form?

• a. It doesn't allow redundancy
• b. It allows multivalued attributes
• c. It allows atomic attributes
• d. It allows composite attributes

Question 27 Tag: Database Systems

Which one of the following is not a responsibility of a Database Designer?