CIS 111 Chapter 11

Total Flash Cards » 100
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1. OQL stands for_______ object query language
2. _____ databases are better at handling unstructured data such as audio clips, video clips, and pictures. object-oriented
3. An expert system and a natrual language processing system are both: knowledge-based systems
4. A video clip would be stored in a _____ field in a database. object
5. Which of the following is NOT a database component? list
6. In a_____ relationship, records in one table can be related to mulitple records in a second table. many-to-many
7. In a_____ relationship, a single record in one table has many corresponding records in another related table. one-to-many
8. In a transaction processing system, if transaction data is accumulated until a certain point and then many transactions are processed all at once, this is called: batch processing
9. For a simple task, there is no need for a database. A simple _____ is sufficient. list
10. Because objects contain both data and _____ for processing or manipulating that data, object-oriented database store more types of data than relational databases and access that data faster. methods
11. A _____ is a collection of related data that can be stored, sorted, and queried. database
12. Which of the following is NOT true about text fields? They are used to hold long passages of text.
13. By maintaining information in only one place, _____ helps to ensure data integrity. data centralization
14. The process of eliminating repetitive information within a database is called _____. normalization
15. In a database, _____ fields are numeric fields that store the contents of a calculation. computational and computed
16. When data mining, _____ is used to organize data into similar subgroups. clustering
17. _____ is used to analyze large amounts of data and identify unseen patterns or trends. data mining
18. In a transaction processing system (TPS), if the TPS database is queried and updated while the transaction is taking place, this is called: real-time processing
19. A _____ database stores data in many dimensions, as opposed to relational databases, which store data in two-dimensional tables. multidimensional
20. Data _____ means that the data contained in a database is accurate and reliable. integrity
21. When data mining, managers can use _____ to determine what data goes together. affinity grouping and association rules
22. Businesses typically use _____ processing to update their records once the business day has ended. batch
23. _____ means that for each value in the foreign key of one table, there is a corresponding value in the primary key of another table. referential integrity
24. Databases help reduce duplicate data, which is also referred to as data _____. redundancy
25. SQL uses _____ to extract records from a database by using English-like expressions that have variables and operations. relational algebra
26. If all students at a college were from New Jersey, the "State" field could be set to a: default value
27. Which of the following is NOT a possible primary key? street address
28. Oracle Database 11g is an example of which type of database? multidimensional database
29. _____ is the process of ensuring that the data contained in a database is accurate and reliable. validation
30. Video clips, pictures, and extremely large documents are in the _____ data type category. BLOB and binary large object
31. In Access, the Simple Query Wizard uses _____ to create a query. SQL
32. A _____ links two tables using a common field in both tables and extracts the relevant data from each. join query
33. When creating a database with a DBMS, you must create a description of the data called the: data dictionary
34. BLOB stands for _____. binary large object
35. In a database, a group of related records is called a _____. table and file
36. _____ databases can easily be customized to provide information to a variety of users (bases on their need) and can process data much faster than pure relational databases. multidimensional
37. When you want to extract data from two or more tables, you use a _____ query. join
38. A group of related fields is called a _____. record
39. A text field capable of holding complete paragraphs is referred to as a _____ field. memo
40. Data in multidimensional database is organized in a _____ format. cube
41. A _____ check confirms that only numbers are entered in a field. numeric
42. The field of computer science that tries to develop computers with the same reasoning ability and intelligence that humans have is called _____. artificial intelligence
43. Each record in a database should have one field that has a value unique to that record. This is called the: primary key and key field
44. The most commonly used type of database in the market today is the _____ database. relational
45. The process of reducing data redundancy by recording data only once is called: normalization
46. The field _____ defines the maximum number of characters or numbers that a particular field can hold. size
47. Iin a data warehouse, data gathered from sales, billing, and inventory departments are examples of _____ sources. internal data
48. A _____ relationship indeicates that for a record in one table, there are many related records in another table. one-to-many
49. A category of information stored in a column of a database is called a: field
50. A _____ relationship indicates that for each record in a table, there is only one corresponding record in a related table. one-to-one
51. Management information systems provide reports that show conditions that are unusual or need attention by users or the system. These reports are called: exception reports
52. An individual trained in the design and building of databases is called a database: administrator
53. A data dictionary is also called a: database schema
54. What does the acronym DBMS stand for? data browsing and managament system
55. A _____ check confirms that only textual characters are entered in a field. alphabetic
56. A person who designs and builds databases is referred to as a database _____. administrator and designer
57. _____ data includes nontraditional data such as audio clips, video clips, and pictures. unstructured
58. Which of the following is the largest measure of data storage? exabyte
59. Microsoft Office's speech-recognition feature is an example of a: natural language processing (NLP) system.
60. In a database table that stores name and address information, "State" would be an example of a: field name
61. Exception reports and summary reports are part of a: management information system
62. Databases allow data to be maintained in only one place. This is referred to as _____. data centralization
63. A spreadsheet you create in Microsoft Excel that contains the supplies needed to start the semester is an example of a: list
64. If a numeric field has a size of 7, which is the highest number it can hold? 9999999
65. AI stands for _______. artificial intelligence
66. In a database, a field is a: category of information
67. In a database, _____ fields store numbers used to perform calculations. numeric
68. If a college's database maintains a student's major and GPA information in only one place, this is an example of: data centralization
69. _____ are a way of breaking down large data warehouse into smaller, more manageable pieces. data marts
70. Which of the following is a reason for creating a list instead of creating a database? to organize data for simple tasks
71. Which of the following statements about object-oriented databases is FALSE? They store data in table format.
72. Microsoft _____ is a database management system. Access
73. At a college, tuition payments would probably be tracked by a: transaction processing system
74. Classification, clustering, and estimation are _____ methods used by managers to make their data more meaningful. data mining
75. _____ defines the maximum number of characters or numbers that a particular field can hold. Field size
76. In a relational database, a _____ relationship indicates that for each record in a table there is a single corresponding record in a related table. one-to-one
77. Another name for the primary key is the key_____. field
78. The type of information system that uses model management systems is a: decision support system
79. Unstructured data such as video clips and pictures are known as _____ because of the way they are encoded. binary large objects (BLOBs)
80. SQL stands for _____. structured query language
81. Although relational databases have the largest share of the market today, the use of _____ databases is growing. multidimensional
82. Nontraditional data such as audio clips, video clips, pictures, and very large documents are called: unstructured data
83. A _____ is the primary key of another table that is included for purposes of establishing relationships. foreign key
84. When data is changed or modified, failure to update the data in all appropriate places reults in _____. data inconsistency
85. To access and manage data, many object-oriented databases use a _____, which is similar to SQL. OQL and object query language
86. _____ means that for each value in the foreign key of one table, there is a corresponding value in the primary key of the related table. referential integrity
87. A large-scale electronic repository of data that contains and organizes all an organization's data in one place is called _____. warehouse
88. _____, not lists, are the best way to manage large amounts of information. databases
89. Customer demographic data purchases from third parties or statistics compiled by the federal goverment would be considered: external data
90. One of the purposes of _____ is to describe data so that managers can visualize it. data mining
91. Which type of database excels in the storage of structured (analytical) data? relational
92. A database _____ instructs a database to search for particular pieces of data. query
93. Computational fields are a type of database field used to store: formulas
94. All modern database management systems contain a _____ language that the software uses to retrieve and display records. query
95. When creating a data warehouse, _____ is used; this extracts data from source databases, reformats the data, and stores it in the warehouse. data staging
96. In a database, a record is a: group of related fields
97. If a college keeps two lists, one for registration and one for overdue library books, both containing name and address information, this is an example of data: redundancy
98. Data that describes other data is known as _____. metadata
99. To store a Web address, use a _____ field in a database. hyperlink
100. Reordering records in a database is called: sorting