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1 | |
Which of the following is not the duty of database administrators (DBAs)? |
| | A) | Interacting with the data administration subsystem |
| | B) | Writing programs that use the database |
| | C) | Determining processing rights |
| | D) | Determining which people have access to what kinds of data in the database |
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2 | |
What distinguishes web databases from other types of databases? |
| | A) | They are user-friendly. |
| | B) | They are available over the web. |
| | C) | They are not user-friendly. |
| | D) | When you use them, cookies are disabled. |
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3 | |
The particular field of a record that uniquely identifies each record is called the |
| | A) | key field. |
| | B) | primary field. |
| | C) | master field. |
| | D) | order field. |
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4 | |
Select the correct order of complexity of the following data categories from least complex to most complex. |
| | A) | Field, character, file, record, database |
| | B) | Character, record, field, database, file |
| | C) | File, database, record, character, field |
| | D) | Character, field, record, file, database |
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5 | |
Special software that creates, modifies, and accesses database files is referred to as a |
| | A) | database management system. |
| | B) | database dictionary. |
| | C) | data organizer. |
| | D) | data access manager. |
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6 | |
A network database is similar to a hierarchical database with the exception of this feature. |
| | A) | Query language |
| | B) | Many-to-many relationships |
| | C) | Parent and child nodes |
| | D) | One-to-many relationships |
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7 | |
One of the following is not an organizing element in an object oriented database. |
| | A) | Classes |
| | B) | Rows |
| | C) | Entities |
| | D) | Methods |
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8 | |
A database where data is stored in more than one location, often in different locations than where the users are located, is known as a |
| | A) | distributed database. |
| | B) | network database. |
| | C) | decentralized database. |
| | D) | Internet database. |
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9 | |
A technique for searching special databases, called data warehouses, looking for related information and patterns is called |
| | A) | data matching. |
| | B) | data query. |
| | C) | data banking. |
| | D) | data mining. |
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10 | |
If a user would want access to a restricted database to work on a special project, this is the person they would see to grant them access. |
| | A) | Data boss |
| | B) | Database administrator |
| | C) | Data overseer |
| | D) | Database executor |
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11 | |
A proprietary database generally describes a collection of integrated files primarily used by one person. |
| | A) | True |
| | B) | False |
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12 | |
Two advantages of using a database are less data integrity and more data redundancy. |
| | A) | True |
| | B) | False |
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13 | |
Batch processing refers to when data is processed at the same time the transaction occurs. |
| | A) | True |
| | B) | False |
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14 | |
Data in a database is accessed via a query language, for example SQL. |
| | A) | True |
| | B) | False |
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