A quorum sensing system
Answer: B
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Which of the following systems is responsible for ensuring durability?
Answer: A
The recovery system is responsible for the maintenance of durability. In addition, it also ensures atomicity.
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Locking may cause which of the following problems?
Answer: B
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What are the Svedberg values for the subunits of the 70S ribosomes of E. colli?
Answer: C
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When transaction Ti requests a data item currently held by Tj , Ti is allowed to wait only if it has a timestamp smaller than that of Tj (that is, Ti is older than Tj ). Otherwise, Ti is rolled back (dies). This is
Answer: A
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Database locking concept is used to solve the problem of
Answer: D
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The database system must take special actions to ensure that transactions operate properly without interference from concurrently executing database statements. This property is referred to as
Answer: C
Even though multiple transactions may execute concurrently, the system guarantees that, for every pair of transactions Ti and Tj, it appears to Ti that either Tj finished execution before Ti started or Tj started execution after Ti finished.
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Which of the following systems is responsible for ensuring durability?
Answer: A
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Which of these is data type long literal?
Answer: A
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The role of molecular chaperones is to
Answer: D
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