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To achieve balance-that is, to operate an information system that satisfies the user and the security professional-the security level must allow reasonable access, yet protect against threats.
Cataracts
A medical condition in which the lens of the eye becomes progressively opaque, resulting in blurred vision.
Figure-Ground Relationships
A visual perception principle that describes how people differentiate an object (the figure) from its surrounding area (the ground).
Brightness Constancy
A visual perception mechanism that ensures objects are perceived as having the same brightness even when the illumination conditions change.
Relative Luminance
The amount of light that is emitted or reflected by an object, relative to the brightness of a similarly illuminated white object.
Q3: Which type of control specifies how something
Q4: Staffing requirements are likely to follow a
Q13: There are three distinct phases in the
Q17: _ is a network project that preceded the
Q18: According to the National Information Infrastructure Protection
Q51: Compare electronic vaulting and remote journaling.
Q68: Which financial ratio indicates the dividend rate
Q68: <u>Exposure factor</u> is the expected percentage of
Q74: _ is unsolicited commercial e-mail.
Q94: Even if Kerberos servers are subjected to