Which of the Following Is the Default Transaction Isolation Level

question 35

Multiple Choice

Which of the following is the default transaction isolation level offered by Oracle Database?

• A)Read Committed
• B)Serializable
• C)Repeatable Read
• D)Read Only
• E)Read Uncommitted

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Definitions:

Incomplete Dominance

A genetic occurrence in which the trait exhibited by a heterozygous individual is a blend of the traits from both homozygous parents.

Epistasis

An interaction between genes in which the effect of one gene is modified or completely masked by another gene.

Polygenic Inheritance

Inheritance in which several independently assorting or loosely linked nonallelic genes modify the intensity of a trait or contribute to the phenotype in additive fashion.

Incomplete Dominance

a genetic phenomenon where the phenotype of a heterozygote is intermediate between the phenotypes of the two homozygotes.