Q. Concurrency control is important for which of the following reasons?

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Q. A shared lock allows which of the following types of transactions to occur?

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Q. Locking may cause which of the following problems?

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Q. Performance analysis and tuning is which of the following?

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Q. Which of the following could cause data to be unavailable?

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Q. The transaction log includes which of the following?

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Q. Which of the following is part of an administrative policy to secure a database?

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Q. If both data and database administration exist in an organization, the database administrator is responsible for which of the following?

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Q. Which of the following is true concerning open-source DBMS?

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Q. A data warehouse administrator is concerned with which of the following?

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Q. Poor data administration can lead to which of the following?

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Q. Backward recovery is which of the following?

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Q. Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?

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Q. In database management system, the executing process or executing program which considers the updating or reading of records stored in database is called

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Q. The application of database management system in air flight seat booking in a way that one seat is accessed by only one clerk for customer reservation is classified as

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Q. Collections of operations that form a single logical unit of work are called __________

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Q. The “all-or-none” property is commonly referred to as _________

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Q. Which of the following is a property of transactions?

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Q. Execution of translation in isolation preserves the _________ of a database

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Q. Which of the following is not a property of a transaction?

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