InfoSystems
11) In relational databases, query requests use a language called ________.
Structured Query Language (SQL)
31) The DBMS controls ________ by ensuring that one user's work does not inappropriately interfere with another user's work.
concurrency
34) Microsoft Access 2019 database files are stored using the ________ file extension.
.accdb
65) Which of the following is a function of the database application in a database system? A) Process user queries B) Update database data C) Maintain database structures D) Create tables E) Backup and restore data
A
68) The default file format for Microsoft Access 2019 database files is the ________. A) Access 2007 format B) Access 2003 format C) Access XP format D) SQL Server format E) XBD format
A
8) A relational database is ________. A) a self-describing collection of related tables B) a collection of forms and reports that support a given purpose C) a library of queries and data files for querying D) a set of applications and the data sets for those applications E) a set of metadata
A
What is a surrogate key and how does Microsoft Access 2019 create surrogate keys?
A surrogate key is usually a computer-generated unique number that serves as the identifier of each row in a table. Microsoft Access 2019 generates surrogate keys by using the Access AutoNumber data type.
35) By default, Microsoft Access 2019 saves data files in the ________ file format.
Access 2007
36) Microsoft Access 2019 generates surrogate key values when the ________ data type is used.
AutoNumber
2) What is the name of Microsoft's cloud services?
Azure
26) Microsoft SQL Server is an example of a ________. A) database B) database management system C) data manipulation system D) table E) list manager
B
27) Microsoft Access is a personal database system, and a personal database system is characterized by ________. A) the DBMS removing the metadata from the database B) the DBMS product taking the role of the DBMS and the database application generator C) the database being stored inside the DBMS D) the DBMS product being limited to a maximum of ten tables in any given database E) the DBMS not supporting indexes
B
51) The statement SELECT STUDENT.StudentNumber, STUDENT.StudentName, FROM STUDENT WHERE STUDENT.StudentNumber = S12345678; is an example of ________. A) QBE B) SQL C) QLE D) C++ E) Java
B
66) Which of the following is not a function of the database application in a database system? A) Execute application logic B) Control concurrency C) Create and process forms D) Process user queries E) Create and process reports
B
42) What Microsoft Access file format is used by default in Microsoft Access 2019?
By default, Microsoft Access 2019 supports Access 2007 files formats. Microsoft Access 2007 database files are stored using the .accdb file extension.
24) The creation of a database and its tables is a function of which component of the database system? A) Users B) Application C) DBMS D) Database E) Web server
C
3) What role does the Web browser play in a Web database application? A) Hardware support B) Microchip accelerator C) Web user interface D) Back-end Database Management System E) Bug-reporting System
C
50) SQL stands for ________. A) Standard Query Language B) Structural Question Language C) Structured Query Language D) Standard Question Language E) Structured Question Language
C
67) Microsoft Access 2019 database files are stored using the file extension ________. A) .adb B) .asp C) .accdb D) .mdb E) .sql
C
69) The Microsoft Access 2019 data type of AutoNumber is used when there is a specific need for a ________. A) foreign key B) primary key C) surrogate key D) spare key E) secondary key
C
7) Which of the following is not a basic component of a database system? A) Database B) User C) ERD D) DBMS E) Database applications
C
25) Which of the following is a function of the DBMS in a database system? A) Create and transmit queries B) Control applications C) Create and process forms D) Perform backup and recovery E) Process Web page requests
D
28) The Microsoft Access application generator is not responsible for ________. A) creating forms B) creating reports C) creating queries D) creating tables E) storing queries
D
48) Today almost every commercial database is based on ________. A) lists B) the hierarchical model C) the linked-list model D) the relational model E) the object-oriented model
D
49) A relational database stores data in the form of ________. A) lists B) forms C) columns D) tables E) spreadsheets
D
78) Which of the following problems associated with storing data in a list is avoided by storing data in a relational database? A) CPU processing inefficiencies B) Lack of necessary bandwidth C) Running out of memory storage D) Duplication of data items E) Incorrect data typing
D
29) The purpose of the ________ in a database system is to receive requests from applications and to translate those requests into reads and writes on the database files.
DBMS
1) Regarding Big Data, what does the term NoSQL really mean? A) No SQL used B) NortonOS Query Language C) Notational Query Language D) Non-Blocking Query Language E) Nonrelational Database
E
10) Which of the following would not be an example of database metadata? A) Names of tables in a database B) Properties of tables in a database C) Names of columns in a database and their associated tables D) Properties of columns E) Queries against records in the database tables
E
81) A database may be used to help people with all of the following except ________. A) track which student is assigned to a particular advisor B) know the current inventory levels of products their company sells C) check on the estimated arrival time of an incoming flight at an airport D) look up their checking account balance over the Internet E) debug existing program code
E
9) The component of a database that makes it self-describing is the ________. A) related tables B) applications C) library D) data set E) metadata
E
16) A database is self-describing because the user maintains a record of the database structure outside the database itself.
F
17) Metadata is the user data stored in the database.
F
20) Most organizations create and use their own database management system (DBMS) products.
F
22) Referential integrity constraints must be enforced by the application program.
F
23) Application programs are responsible for creating, maintaining, and supporting database backup and recovery systems.
F
4) For efficiency purposes, data analysis should be done on the production database.
F
43) A relational database stores data in the form of lists.
F
44) Usually, a database table containing both rows and columns is designed to store data for exactly two themes.
F
46) SQL stands for Structural Question Language.
F
5) Although users use database systems, they are not considered part of a database system.
F
55) In the general division of labor between database applications and the DBMS, the processing of forms is considered a DBMS task.
F
58) Personal DBMS products, such as Microsoft Access, create a clear distinction between the DBMS and the database application.
F
59) There is no reason for serious database developers to learn many aspects of database processing technology because DBMS products like Microsoft Access hide these aspects.
F
6) A database is a set of one or more computer programs that serves as an intermediary between the users and the database management system (DBMS).
F
63) Microsoft Access 2019 uses the Access 2003 .mdb file format as the default file format for database files.
F
72) Web 2.0 Web sites were popular due to their static, unchanging content.
F
75) An advantage of keeping data in lists is that if you update a data value in one row of data in a list, other occurrences of the same data item in other rows will be automatically updated as well.
F
76) An advantage of keeping data in lists is that if you add a new row of data to the list, you will never have null values occurring for any data item in the row.
F
18) Data that the database keeps about its own structure is called ________.
Metatag
30) ________ constraints are rules that the DBMS enforces to ensure that data values in one table have corresponding values in another related table.
Referential integrity
15) A relational database can be defined as a self-describing collection of related tables.
T
21) The DBMS is used to create the database itself.
T
45) By separating data into tables containing data on only one theme each, making changes to the data is simplified.
T
47) Relational database tables are commonly combined, queried, and processed using Structured Query Language (SQL).
T
54) The DBMS receives data update requests from the application program.
T
56) In the general division of labor between database applications and the DBMS, the application program determines which tables need to be modified.
T
57) In the general division of labor between database applications and the DBMS, the application program formats the results of a query into a report.
T
60) Microsoft Access 2019 is a personal database that combines a DBMS with an application generator.
T
61) The Microsoft Access 2019 application generator provides the ability to create and store forms, reports, and queries.
T
62) Microsoft Access 2019 databases are stored using the file extension .accdb.
T
64) Microsoft Access 2019 uses the AutoNumber data type to create surrogate keys.
T
73) Theoretically, databases could store instances in columns and characteristics in rows, instead of the other way around.
T
74) A possible problem with keeping data in lists is that if you delete a row of data from a list, you may also delete some data items that you want to keep.
T
77) One problem with storing duplicated data is the potential for inconsistent values.
T
80) The purpose of a database is to help people keep track of things.
T
70) A(n) ________ is a set of one or more computer programs that serves as an intermediary between the user and the DBMS.
database application
71) In a database system, the ________ creates and processes forms.
database application
33) The Microsoft Access application generator adds the ability to create and store ________, ________, and ________.
forms; reports; queries
82) The purpose of a database is to help people ________.
keep track of things
53) It is almost always best to design a table in a database so that it contains data on ________ theme.
one
32) Microsoft Access is a(n) ________, which combines a DBMS and an application generator.
personal database
52) A relational database stores data in the form of ________.
tables