問題一覧
1
It is a software system that manages and organizes data efficiently.
database system
2
Structured data stored in tables.
relational databases
3
Flexible, schema-less databases for unstructured data.
non-relational databases
4
Visual representation of data structure and relationships
entity-relationship diagrams
5
It is a facility that houses computer systems, telecommunications, and storage components.
data center
6
It refers to the strategies and technologies used for analyzing business data to aid decision-making.
business intelligence
7
Owned by a single organization.
enterprise data centers
8
Rent space for servers.
colocation data centers
9
Managed by cloud providers (e.g., AWS, Google Cloud, Azure).
cloud data centers
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Backup and replication to ensure data continuity.
disaster recovery
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Ability to increase or decrease computing resources as needed.
scalability
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Protection against cyberattacks and ensuring compliance with regulations.
security
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Central repository of integrated data from multiple sources.
data warehousing
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Process for gathering and cleaning data.
ETL(extract, transform, load)
15
Software for data visualization and analysis (e.g., Power BI, Tableau).
BI tools
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Historical data analysis (What has happened?)
descriptive analytics
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Forecasting trends using statistical models (What might happen?).
predictive analytics
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Providing recommendations (What should we do?).
prescriptive analytics
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Tracking customer behavior, trends, and segmentation.
sales and marketing analytics
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Identifying inefficiencies in processes.
operational efficiency
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Predicting budget and revenue trends.
financial forecasting
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Difficulty in integrating data from various sources.
data silos
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Ensuring the accuracy and cleanliness of data.
data quality
24
Organizational barriers to adopting new technologies.
resistance to change