If the record management system allows you to edit values before they are recorded on disk, you can
If the record management system allows you to edit values before they are recorded on disk, you can
The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
Internal auditors should review data system design before they are
Internal auditors should review data system design before they are
Primitive operations common to all record management systems include
Primitive operations common to all record management systems include
The distinguishable parts of a record are called
The distinguishable parts of a record are called
Which of the following is not characteristic of a relational database model?
Which of the following is not characteristic of a relational database model?
In SQL, which of the following is not a data Manipulation Language Commands?
In SQL, which of the following is not a data Manipulation Language Commands?
An indexing operation
An indexing operation
The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?
The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?
The model for a record management system might be
The model for a record management system might be
To have a file hold a list, it is necessary to
To have a file hold a list, it is necessary to
A top-to-bottom relationship among the items in a database is established by a
A top-to-bottom relationship among the items in a database is established by a
An operation that will increase the length of a list is
An operation that will increase the length of a list is
Data item characteristics that are important in data management include
Data item characteristics that are important in data management include
The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a
The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a
A computer file contains several records. What does each record contain?
A computer file contains several records. What does each record contain?
A form defines
A form defines
If you want to group the records in the abc database, you could use the Jobcode as the _____.
If you want to group the records in the abc database, you could use the Jobcode as the _____.
The index consists of
The index consists of
A _____ means that one record in a particular record type may be related to more than one record of another record type.
A _____ means that one record in a particular record type may be related to more than one record of another record type.
The PROJECT command will create new table that has
The PROJECT command will create new table that has
A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?
A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?
In SQL, which command is used to add new rows to a table?
In SQL, which command is used to add new rows to a table?
What name is given to the collection of facts, items of information or data which are related in some way?
What name is given to the collection of facts, items of information or data which are related in some way?
Which of the following is a serious problem of file management systems?
Which of the following is a serious problem of file management systems?
A _____ means that one record in a particular record type is related to only one record of another record type.
A _____ means that one record in a particular record type is related to only one record of another record type.
Which two files are used during operation of the DBMS?
Which two files are used during operation of the DBMS?
Two files may be joined into a third file if
Two files may be joined into a third file if
A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields.
A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields.
Updating a database means
Updating a database means
Which of the following hardware components is the most important to the operation of a database management system?
Which of the following hardware components is the most important to the operation of a database management system?
Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
In SQL, which command is used to select data in rows and column from one or more tables?
In SQL, which command is used to select data in rows and column from one or more tables?
The logical data structure with a one-to-many relationship is a :
The logical data structure with a one-to-many relationship is a :
Data security threats include
Data security threats include
An-owner-member set in the CODASYL specifications may have
An-owner-member set in the CODASYL specifications may have
Which command is used to remove an index from the database in SQL?
Which command is used to remove an index from the database in SQL?
With respect to data input, the most accurate description of batch control is
With respect to data input, the most accurate description of batch control is
In a large DBMS
In a large DBMS
Which of the following is not a logical data-base structure?
Which of the following is not a logical data-base structure?
A report generator is used to
A report generator is used to
The data dictionary tells the DBMS
The data dictionary tells the DBMS
A file produced by a spreadsheet
A file produced by a spreadsheet
In SQL, which command(s) is(are) used to create a synonym for a schema object?
In SQL, which command(s) is(are) used to create a synonym for a schema object?
The highest level in the hierarchy of data organization is called
The highest level in the hierarchy of data organization is called
Each of data files has a _____ that describe the way the data is stored in the file.
Each of data files has a _____ that describe the way the data is stored in the file.
Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL?
Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL?
The data-base environment has all of the following components except:
The data-base environment has all of the following components except:
In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.
In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.
A race condition occurs when
A race condition occurs when
If you want your database to include methods, you should use a _____ database.
If you want your database to include methods, you should use a _____ database.
Characteristic(s) of a distributed MIS structure is
Characteristic(s) of a distributed MIS structure is
A set of programs that handle a firm's data base responsibilities is called a
A set of programs that handle a firm's data base responsibilities is called a
In SQL, the CREATE VIEW command is used
In SQL, the CREATE VIEW command is used
A compound key
A compound key
If a calculation is embedded in a form
If a calculation is embedded in a form
In SQL, which command(s) is(are) used to enable/disable all triggers on a table?
In SQL, which command(s) is(are) used to enable/disable all triggers on a table?
A report form
A report form
A database management system might consist of application programs and a software package called
A database management system might consist of application programs and a software package called
Sort/report generators
Sort/report generators
Long-range planning report produced in an MIS are primarily designed for
Long-range planning report produced in an MIS are primarily designed for
In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
In SQL, which command(s) is(are) used to redefine an index's future storage allocation
In SQL, which command(s) is(are) used to redefine an index's future storage allocation
Which of the following is a database administrator's function?
Which of the following is a database administrator's function?
What is the name given to the database management system which is able to handle full text data, image data, audio and video?
What is the name given to the database management system which is able to handle full text data, image data, audio and video?
In SQL, the ALTER TABLESPACE command is used
In SQL, the ALTER TABLESPACE command is used
When performing a look-up operation using a form
When performing a look-up operation using a form
In SQL, which command is used to create a database user?
In SQL, which command is used to create a database user?
When you have finished entering information into a form
When you have finished entering information into a form
In SQL, which command is used to add a column/integrity constraint to a table
In SQL, which command is used to add a column/integrity constraint to a table
Which of the following is true of a network structure?
Which of the following is true of a network structure?
A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be
A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be
The designer of a form includes
The designer of a form includes
Which of the following is not a relational database?
Which of the following is not a relational database?
The main idea behind computer files is that it is convenient to
The main idea behind computer files is that it is convenient to
A database management system
A database management system
The way a particular application views the data from the data base that the application uses is a :
The way a particular application views the data from the data base that the application uses is a :
In a relational schema, each tuple is divided into fields called
In a relational schema, each tuple is divided into fields called
Which command(s) is(are) used to redefine a column of the table in SQL ?
Which command(s) is(are) used to redefine a column of the table in SQL ?
Periodically adding, changing and deleting file records is called file
Periodically adding, changing and deleting file records is called file
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.
In the DBM approach, application programs perform the
In the DBM approach, application programs perform the
In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?
In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?
A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.
A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.
Large collections of files are called
Large collections of files are called
Which command is used to remove a table from the database in SQL?
Which command is used to remove a table from the database in SQL?
A scheme describes
A scheme describes
In SQL, GRANT command is used to
In SQL, GRANT command is used to
The model for a _____ resembles the hierarchical model in many respects.
The model for a _____ resembles the hierarchical model in many respects.
The language used in application programs to request data from the DBMS is referred to as the
The language used in application programs to request data from the DBMS is referred to as the
In SQL, which command is used to changes data in a table?
In SQL, which command is used to changes data in a table?
A network schema
A network schema
What is the language used by most of the DBMSs for helping their users to access data?
What is the language used by most of the DBMSs for helping their users to access data?
When using a database management system, the first thing that you must do is to
When using a database management system, the first thing that you must do is to
Sophisticated report generators can
Sophisticated report generators can
In SQL, which command(s) is(are) used to enable/disable a database trigger?
In SQL, which command(s) is(are) used to enable/disable a database trigger?
A number of related records that are treated as a unit is called
A number of related records that are treated as a unit is called
The Management Information system (MIS) structure with one main computer system is called a
The Management Information system (MIS) structure with one main computer system is called a
An audit trail
An audit trail
Which of the following command(s) is(are) used to recompile a stored procedure in SQL?
Which of the following command(s) is(are) used to recompile a stored procedure in SQL?
In SQL, which command(s) is(are) used to enable/disable a database trigger?
In SQL, which command(s) is(are) used to enable/disable a database trigger?
