Answer the following statements true (T) or false (F)
1. In relational structures, a file is called a relation, a record is usually referred to as a tuple, and the attribute value set is called a domain.
2. A many-to-many relationship may be implemented using three tables.
3. Each separate data entity should create its own master database table.
4. An update anomaly occurs when the entire primary key is not known and the database cannot insert a new record.
5. An insert anomaly results when a change to one attribute value either causes the database to contain inconsistent data or causes multiple records to need changing.
6. Entity integrity constraints are rules that govern the composition of primary keys.
7. Referential integrity governs the nature of records in a one-to-many relationship.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
5. FALSE
6. TRUE
7. TRUE
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Unicode is a 32-bit system, capable of 65,536 characters.
Answer the following statement true (T) or false (F)
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A. Current Folder B. Browsed Pages C. Recent Files D. All of the above
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A. tablet B. netbook C. desktop D. laptop