Exam 12: Managing Systems Support and Security

As the first step in capacity planning, analysts develop a current model based on the system's present workload and performance specifications.

To enhance security, many companies are installing ____________________ scanning systems, which map an individual's facial features, fingerprints, handprint, or eye characteristics.

A(n) ____________________ is defined as two or more devices that are connected for the purpose of sending, receiving, and sharing data.

COMPLETION -As shown in the accompanying figure, ____________________ maintenance is a type of maintenance that adds new capability and enhancements.

____ involves studying the parts to understand the overall system.

-Corrective maintenance ____.

____________________ refers to the practice of storing backup media away from the main business location, in order to mitigate the risk of a catastrophic disaster such as a flood, fire, or earthquake.

The ____ documents a system at the end of the design phase, identifies any changes since the beginning of the project, and includes testing and verification of all system requirements and features.

If significant changes take place in an existing system or if a new version is released, the IT department might develop a ____.

When a(n) ____________________ is used, all noncritical changes to a system are held until they can be implemented at the same time.

____________________ time, which applies to centralized batch processing operations, measures the time between submitting a request for information and the fulfillment of the request.

One technique that can be used in perfective maintenance is software reengineering.

Requests for corrective and adaptive maintenance normally come from the IT department, while users usually initiate perfective maintenance.

____ costs include expenses for items such as supplies, equipment rental, and software leases.

Newly hired and recently promoted IT staff members often are assigned to maintenance projects because their managers believe that maintenance work offers a valuable learning experience.

Explain configuration management.

What is capacity planning? Include an explanation of what-if analysis in your answer.

MATCHING Identify the letter of the choice that best matches the phrase or definition. a.private key encryption f.transference b.public key encryption g.attack c.CIA h.security d.threat i.CM e.mitigation j.software reengineering -An asymmetric kind of encryption.

A(n) ____________________ is a separate IT location, which might be in another state or even another country, that can support critical business systems in the event of a power outage, system crash, or physical catastrophe.

List at least eight different tasks a service desk staff member might have to perform during a typical day.