The Basic Form of Backup Used in Magnetic Tape Operations

question 3

Multiple Choice

The basic form of backup used in magnetic tape operations is called:

• A)Odd parity check
• B)Dual-head processing
• C)File protection rings
• D)The grandfather-parent-child procedure

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Definitions:

Independent Variables

Factors in an experimental study that are manipulated or changed to determine their effect on dependent variables.

Dependent Variable

The variable in an experiment that is expected to change in response to manipulations in the independent variable, serving as the outcome measure.

Keyboard Design

Refers to the layout, ergonomics, and visual elements of a keyboard, aiming to enhance usability, comfort, and efficiency in typing.

Dependent Variable

The variable in an experiment that is measured or tested to see if it is affected by changes in another variable (the independent variable).