Question 1

To avoid problems,preventive 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) requires analysis of areas where trouble is likely to occur

Accepted Answer

Preventive maintenance requires analysis of areas where trouble is likely to occur in order to prevent problems from occurring. Options A, B, and C do not accurately describe preventive maintenance.

Question 2

Perfective maintenance usually is cost effective _____ a system's operational life.
A) early in
B) during the middle of
C) during the end of
D) throughout

Accepted Answer

The answer of Perfective maintenance usually is cost effective _____...

Question 3

Many IT departments use a job title of _____ to designate positions that require a combination of systems analysis and programming skills.
A) tester/programmer
B) strategist/analyst
C) programmer/analyst
D) designer/debugger

Accepted Answer

The job title of Programmer/Analyst is commonly used in IT departments to designate positions that require a combination of systems analysis and programming skills. This role involves analyzing user requirements, designing/developing software solutions, and testing/debugging systems to ensure functionality.

Question 4

In a typical system,the initial version of the system is 1.0,and the release that includes the first set of maintenance changes is version _____.
A) 2.1
B)1.1
C)  0.1
D)2.1.

Accepted Answer

The initial version of the system is 1.0, and the first set of maintenance changes would be considered a minor update, resulting in a version number of 1.1. Version 2.0 would imply a major overhaul or significant changes to the system, whereas versions 0.x are typically used for pre-release versions or prototypes. Version 2.1 would imply a minor update to a version 2.0 release, which has not yet been mentioned in the question.

Question 5

_____ is the overall time between a request for system activity and the delivery of the response.
A) Response time
B) Throughput time
C) Refresh rate
D) Base rate

Accepted Answer

Response time is the overall time between a request for system activity and the delivery of the response. Throughput time refers to the time it takes for a product to go through the entire production process, not necessarily related to system activity. Refresh rate relates to the frequency at which a display is updated, and base rate is a term used in economics and finance, not related to system performance.

Question 6

In addition to benchmark testing,performance measurements,called _____,can monitor the number of transactions processed in a given time period,the number of records accessed,and the volume of online data.
A) metrics
B) wireframes
C) viewports
D) baselines

Accepted Answer

Metrics are the best choice as they are used to measure performance and track progress towards goals. They can include measurements such as the number of transactions processed, records accessed, and online data volume. Wireframes are used in the design process, viewports refer to the visible area of a device's screen, and baselines are typically used in benchmark testing.

Question 7

The _____ describes a system at the beginning of system operation and includes the results of performance and acceptance tests for the operational system.
A) functional baseline
B) operational baseline
C) allocated baseline
D) product baseline

Accepted Answer

The answer of The _____ describes a system at the...

Question 8

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.
A) functional baseline
B) operational baseline
C) allocated baseline
D) product baseline

Accepted Answer

The answer of The _____ documents a system at the...

Question 9

When a new version of a system is installed,the prior release is _____,or stored.
A) archived
B) deleted
C) discontinued
D) reinstalled

Accepted Answer

When a new version of a system is installed, it is common practice to archive the prior release, meaning it is kept for reference or backup purposes. It is not typically deleted or discontinued immediately, and reinstallation would not apply in this scenario.

Question 10

A _____ is a formal reference point that measures system characteristics at a specific time.
A) feature line
B) baseline
C) product point
D) viewport

Accepted Answer

A baseline is a formal reference point that measures system characteristics at a specific time. It provides a snapshot of the system at that specific point in time and can be used for comparison with future measurements to track progress or identify issues. None of the other options describe this type of reference point.

Question 11

The _____ is the configuration of a system documented at the beginning of the project and consists of all necessary system requirements and design constraints.
A) functional baseline
B) extension baseline
C) allocated baseline
D) product baseline

Accepted Answer

The functional baseline is the initial configuration of a system, capturing all necessary system requirements and design constraints at the start of a project.

Question 12

_____ is the process of tracking system releases.
A) Configuration control
B) Version control
C) Source control
D) Quality control

Accepted Answer

Version control is the process of tracking system releases, ensuring that each version is properly identified and available for reference or deployment when needed. Configuration control involves managing changes to system configuration items, while source control focuses on managing source code files. Quality control pertains to the evaluation and assurance of quality in software development and delivery.

Question 13

A _____ is responsible for assigning maintenance tasks to individuals or to a maintenance team.
A) tester
B) programmer
C) system validator
D) system administrator

Accepted Answer

A system administrator is responsible for assigning maintenance tasks to individuals or a maintenance team. A tester is responsible for testing the system, a programmer is responsible for writing code, and a system validator is responsible for ensuring that the system is working correctly.

Question 14

In maintenance management,_____ means examining the whole in order to learn about the individual elements.
A) synthesis
B) adoption
C) analysis
D) elucidation

Accepted Answer

Analysis involves breaking down a complex system or process into its individual components in order to understand how it functions as a whole. This approach can be helpful in maintenance management as it allows managers to identify areas for improvement and make informed decisions about resource allocation. Synthesis, adoption, and elucidation may also be important in maintenance management, but they do not specifically involve examining a system in order to learn about its individual elements.

Question 15

_____ includes monitoring a system for signs of trouble,logging all system failures,diagnosing the problem,and applying corrective action.
A) Benchmark testing
B) Throughput management
C) Responsive testing
D) Fault management

Accepted Answer

Fault management includes the tasks of monitoring a system for signs of trouble, logging all system failures, diagnosing the problem, and applying corrective action. Benchmark testing and throughput management are not related to this task. Responsive testing refers to determining the response time of a system to different user inputs, and is also unrelated to fault management.

Question 16

_____ measures actual system performance under specific circumstances and is affected by network loads and hardware efficiency.
A) Throughput
B) Resolution
C) Dimensionality
D) Latency

Accepted Answer

Throughput refers to the actual amount of data that can be transmitted through a system under specific conditions, such as network loads and hardware efficiency. It is a measure of actual system performance, whereas resolution and dimensionality refer to specific characteristics of the system. Latency, on the other hand, refers to the delay between input and output and is not necessarily affected by network loads or hardware efficiency.

Question 17

In maintenance management,_____ involves studying the parts of a system to understand the overall system.
A) synthesis
B) adoption
C) fusion
D) elucidation

Accepted Answer

Synthesis in maintenance management involves studying the parts of a system to understand how they work together to create the overall system. This approach helps in identifying how different components interact and can lead to more effective maintenance strategies.

Question 18

_____ is a process for controlling changes in system requirements during software development.
A) Data management
B) Disk management
C) Configuration management
D) Email management

Accepted Answer

Configuration management is the process of identifying, organizing, and controlling changes to system requirements during software development. It includes tracking and managing changes to source code, documentation, and other software artifacts to maintain consistency and traceability throughout the software development lifecycle. Data management, disk management, and email management are not specific processes for controlling changes in system requirements during software development.

Question 19

To measure system performance,companies use _____,which uses a set of standard tests on one system to compare its performance and capacity to that of other systems.
A) metric analysis
B) benchmark testing
C) threat analysis
D) allocation testing

Accepted Answer

Benchmark testing is the process of using a set of standard tests on one system to compare its performance and capacity to that of other systems. This is the most commonly used method to measure system performance and is essential for companies to optimize their technology investments. Metric analysis involves measuring key performance indicators and is often used in conjunction with benchmark testing. Threat analysis is a security-focused assessment of potential risks and vulnerabilities, while allocation testing is a specific type of performance testing that evaluates how an application or system performs under different levels of resource usage.

Question 20

_____ describes the amount of data that a system can transfer in a fixed time period.
A) Latency
B) Resolution
C) Dimensionality
D) Bandwidth

Accepted Answer

Bandwidth refers to the amount of data that can be transmitted over a network connection in a given period of time. It is typically measured in bits per second (bps) or bytes per second.

Quiz 12: Managing Systems Support and Security

To avoid problems,preventive maintenance _____.

Perfective maintenance usually is cost effective _____ a system's operational life.

Many IT departments use a job title of _____ to designate positions that require a combination of systems analysis and programming skills.

In a typical system,the initial version of the system is 1.0,and the release that includes the first set of maintenance changes is version _____.

_____ is the overall time between a request for system activity and the delivery of the response.

In addition to benchmark testing,performance measurements,called _____,can monitor the number of transactions processed in a given time period,the number of records accessed,and the volume of online data.

The _____ describes a system at the beginning of system operation and includes the results of performance and acceptance tests for the operational system.

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.

When a new version of a system is installed,the prior release is _____,or stored.

A _____ is a formal reference point that measures system characteristics at a specific time.

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

_____ is the process of tracking system releases.

A _____ is responsible for assigning maintenance tasks to individuals or to a maintenance team.

In maintenance management,_____ means examining the whole in order to learn about the individual elements.

_____ includes monitoring a system for signs of trouble,logging all system failures,diagnosing the problem,and applying corrective action.

_____ measures actual system performance under specific circumstances and is affected by network loads and hardware efficiency.

In maintenance management,_____ involves studying the parts of a system to understand the overall system.

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

To measure system performance,companies use _____,which uses a set of standard tests on one system to compare its performance and capacity to that of other systems.

_____ describes the amount of data that a system can transfer in a fixed time period.