Homework III
Chapter 5,6
1. Define and explain the significance of entities, attributes and key fields.
2. Define a relational database and explain how it organizes and stores information.
3. Explain the role of entity-relationship diagrams and normalization in database design.
4. Define a database management system (DBMS), describe how it works and explain
how it benefits organizations.
5. Define and describe the three operations of a relational database management system.
6. Define big data and describe the technologies for managing and analyzing big data.
7. List and describe the components of a contemporary business intelligence
infrastructure.
8. Define data warehouse and explain how it differs from a data mart.
9. Define data mining, describe what types of information can be obtained from it, and
explain how does it differs from online analytical processing (OLAP).
10. Explain why an organization needs an information policy.
11. Describe the features of a simple network and the network infrastructure for a large
company.
12. Name and describe the principle technologies and trends that have shaped
contemporary telecommunications systems.
13. Distinguish between a LAN, MAN and WAN
14. List and describe the different types of physical transmission media.
15. Define the Internet, describe how it works, and explain how it provides business
value.
16. Explain how the Domain Name System (DNS) and IP addressing system work.
17. List and describe the principle Internet services.
18. Define Bluetooth, Wi-Fi, WiMax, and 3G and 4G networks.
19. Define RFID, explain how it works and describe how it provides value to businesses.
20. Define WSNs, explain how they work, and describe the kinds of applications that
use them.
Homework III
Chapter 5,6
1. Define and explain the significance of entities, attributes and key fields.
2. Define a relational database and explain how it organizes and stores information.
3. Explain the role of entity-relationship diagrams and normalization in database design.
4. Define a database management system (DBMS), describe how it works and explain
how it benefits organizations.
5. Define and describe the three operations of a relational database management system.
6. Define big data and describe the technologies for managing and analyzing big data.
7. List and describe the components of a contemporary business intelligence
infrastructure.
8. Define data warehouse and explain how it differs from a data mart.
9. Define data mining, describe what types of information can be obtained from it, and
explain how does it differs from online analytical processing (OLAP).
10. Explain why an organization needs an information policy.
11. Describe the features of a simple network and the network infrastructure for a large
company.
12. Name and describe the principle technologies and trends that have shaped
contemporary telecommunications systems.
13. Distinguish between a LAN, MAN and WAN
14. List and describe the different types of physical transmission media.
15. Define the Internet, describe how it works, and explain how it provides business
value.
16. Explain how the Domain Name System (DNS) and IP addressing system work.
17. List and describe the principle Internet services.
18. Define Bluetooth, Wi-Fi, WiMax, and 3G and 4G networks.
19. Define RFID, explain how it works and describe how it provides value to businesses.
20. Define WSNs, explain how they work, and describe the kinds of applications that
use them.
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