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(a) The Financial Security Class has 3 direct Sub-Classes. (b) The "Stock" Object is a specialization of an "Asset". (c) The Financial Security Class is obligated to implement the "getPrice()" and "getLastTrade Time() methods. (d) A "Debt" is a specialization of a "Bond".

(a) The Financial Security Class has 3 direct Sub-Classes. (b) The "Stock" Object is a specialization of an "Asset". (c) The Financial Security Class is obligated to implement the "getPrice()" and "getLastTrade Time() methods. (d) A "Debt" is a specialization of a "Bond".

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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14. Which of the following statements are true? (select all that apply): (a) The Financial Security Class has 3 direct Sub-Classes. (b) The "Stock" Object is a specialization of an "Asset". (c) The Financial Security Class is obligated to implement the "getPrice()" and "getLastTrade Time() methods. ☐ (d) A "Debt" is a specialization of a "Bond". Debt Bond Stock Financial Security Asset ETF «interface>> Tradable + getPrice(): double + getLast Trade Time(): Date
Transcribed Image Text:14. Which of the following statements are true? (select all that apply): (a) The Financial Security Class has 3 direct Sub-Classes. (b) The "Stock" Object is a specialization of an "Asset". (c) The Financial Security Class is obligated to implement the "getPrice()" and "getLastTrade Time() methods. ☐ (d) A "Debt" is a specialization of a "Bond". Debt Bond Stock Financial Security Asset ETF «interface>> Tradable + getPrice(): double + getLast Trade Time(): Date
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