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Exam 12: Managing Systems Support and Security

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Question 21

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The hardening process that makes a system more secure is fully automatic.

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Question 22

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Perfective maintenance _____.

A) adds enhancements to an operational system and makes the system easier to use
B) diagnoses and corrects errors in an operational system
C) involves changing an operational system to make it more efficient, reliable, or maintainable
D) competes for resources in an operational system

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Question 23

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A help desk can boost its productivity by using _____, which allows IT staff to take over a user's workstation and provide support and troubleshooting.

Matching ​Identify the letters of the choices that best match the phrases or definitions. -Records everything that is typed into the keyboard, including passwords, while the system continues to function normally

Matching ​Identify the letters of the choices that best match the phrases or definitions. -Uses analytical techniques to identify potential quality and performance improvements in an information system

The _____ is the configuration of a system documented at the beginning of the project and consists of all necessary system requirements and design constraints.

In a broad sense, credentials include formal degrees, diplomas, or certificates granted by learning institutions to show that a certain level of education has been achieved.

-As shown in the accompanying figure, once a system becomes stable, maintenance costs usually remain low and involve minor _____ maintenance.

_____ include changing programs, procedures, or documentation to ensure correct system performance; adapting the system to changing requirements; and making the system operate more efficiently.

A(n) _____ is a centralized resource staffed by IT professionals who provide users with the support they need to do their jobs.

_____ prevents unauthorized users from creating, modifying, or deleting information.

Both adaptive and perfective maintenance activities decrease in a dynamic business environment.

Matching ​Identify the letters of the choices that best match the phrases or definitions. -Hostile act that targets systems or a company itself

_____ is a process for controlling changes in system requirements during software development.

Typically, an intruder accesses a system using a compromised account, and may attempt a(n) _____, which is an unauthorized attempt to increase permission levels.

_____ protects information from unauthorized disclosure and safeguards privacy.

_____ develops safeguards that reduce risks and their impact.

In a public key encryption environment, each user on the network has a pair of keys: a foreign key and a private key.

_____ ensures that authorized users have timely and reliable access to necessary information.

To avoid problems, preventive maintenance _____.