Assume InputFile Is a Scanner Object Used to Read Data

question 91

Multiple Choice

Assume inputFile is a Scanner object used to read data from a text file that contains a series of double values.Select an expression to complete the following code segment, which reads the values and prints them in standard output, one per line, in a field 15 characters wide, with two digits after the decimal point.

• A)System.out.printf("%15f",value);
• B)System.out.printf("%.2f",value);
• C)System.out.printf("%15.2f\n",value);
• D)System.out.printf("%15.2f",value);

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Definitions:

Preimplantation Genetic Diagnosis

A technique used to identify genetic defects in embryos created through in vitro fertilization before pregnancy, to prevent certain genetic diseases.

In Vitro Fertilized Embryo

An embryo created by fertilizing an egg with sperm outside the body, typically in a laboratory setting, before being transferred to the uterus.

Nondisjunction

An error in cell division where chromosomes do not separate properly, leading to gametes with an abnormal number of chromosomes.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by developmental and physical changes.