Which of the Following Is True About the Data Link

question 52

Multiple Choice

Which of the following is true about the data link protocol, SDLC:

• A)It is a client-server protocol developed by Compaq in 1996.
• B)It transmits each character independently of one another and includes start and stop bits for each character sent.
• C)It uses a special bit pattern called a flag at the beginning and end of every frame or packet).
• D)It uses a contention media access control protocol and is used in most LANs today.
• E)It does not have any error detection capabilities.

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Definitions:

Chromosome

A thread-like structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.

Heredity

The genetic transfer of physical or mental attributes from parents to their offspring.

X-linked Recessive

A genetic mode of inheritance where a mutation in a gene on the X chromosome causes the phenotype to be expressed in males who are necessarily homozygous for the gene mutation, and in females who are homozygous for the gene mutation but may or may not express the phenotype if they are heterozygous.

Y-linked Recessive

A mode of genetic inheritance in which a trait is carried on the Y chromosome and manifests only in males, as females do not inherit Y chromosomes.