Deck 16: Database Administration and Security

Question 1

Having a computerized DBMS guarantees that the data will be properly used to provide the best solutions required by managers.

Answer 1

False

Question 2

Backups must be clearly identified through detailed descriptions and date information,assuring that the correct backup is used to recover the database.

Answer 2

True

Question 3

Testing procedures and standards must already be in place before any application program can be approved for use in the company.

Answer 3

True

Question 4

The DBA or security officer must secure an insurance policy to provide financial protection in the event of a database failure.

Question 5

The security,privacy,and integrity of data in a database are of minimal concern to DBAs who manage current DBMS installations.

Question 6

The DBMS must provide tools that give each level of management a useful view of the data and support the required level of decision-making.

Question 7

Concurrent backups take place while the user is working on the database.

Question 8

System support activities cover all tasks directly related to the day-to-day operations of a DBMS and its applications.

Question 9

The DBA function provides data modeling and design services to the end-user community,often through coordination with an application development group within the data-processing department.

Question 10

The storage locations for multiple backups must include sites inside and outside the organization.

Question 11

A full backup,or database dump,produces a complete copy of the entire database.

Question 12

The introduction of a DBMS represents a big change and challenge,and is likely to have a profound impact throughout the organization.

Question 13

The DBA is responsible for ensuring that the data are distributed to the right persons,at the right time,and in the right format.

Question 14

In the context of database administration,standards are written instructions that describe a series of steps to be followed during the performance of a given activity.

Question 15

An enterprise database can be defined as the company's data representation that provides support for all present and expected future operations.

Question 16

The DBA must supervise the installation of all software and hardware designated to support the data administration strategy.

Question 17

When an organization employs both a DA and a DBA,the DA's job has a technical orientation,whereas the DBA's job has a managerial orientation.

Question 18

The DBA interacts with the end user by providing data and information support services to the organization's departments.

Question 19

Disaster management includes all the end-user activities designed to secure data availability before a physical disaster or a database integrity failure.

Question 20

Incremental backups produce a backup of all data.

Question 21

The person responsible for the control of the centralized and shared database is the database .

A)analyst
B)administrator
C)programmer
D)user

Question 22

Security breaches can yield a database whose integrity is either preserved or corrupted.

Question 23

A data administrator is also known as a(n).

A)data security officer
B)systems administrator
C)information resource manager
D)information engineering officer

Question 24

Database administration operations are commonly defined and divided according to the phases of the .

A)SLA
B)DBLC
C)SDLC
D)MRA

Question 25

The maintenance activities of the DBA are an extension of the operational activities.

Question 26

In the context of database security measures,enforcing complex password policies will address the security vulnerabilities of the operating system component.

Question 27

are more detailed and specific than policies and describe the minimum requirements of a given DBA activity.

A)Guidelines
B)Standards
C)Procedures
D)Documentations

Question 28

The administrator is responsible for strategic planning.

A)system
B)data
C)database
D)program

Question 29

When introducing a database into an organization,the database approach creates a more controlled and structured information flow and thus affects people,functions,and interactions.This leads to a(n)impact of the new database system.

A)cultural
B)managerial
C)technical
D)operational

Question 30

A password must have a minimum of five characters" is an example of a .

A)policy
B)rule
C)procedure
D)standard

Question 31

Coordinating,monitoring,and allocating database administration resources is included in a DBA's role.

A)operative
B)arbitration
C)technical
D)managerial

Question 32

At the level of middle management,the database must be able to .

A)provide a framework for defining and enforcing organizational policies
B)provide the data necessary for tactical decisions and planning
C)provide feedback to monitor whether a company is achieving its goals
D)provide access to external and internal data to identify growth opportunities

Question 33

The DBA can use an audit log to automatically record a brief description of the database operations performed by the users.

Question 34

A passive data dictionary is one that is updated automatically with every database access to keep its access information up to date.

Question 35

A security breach is a weakness in a system component that could be exploited to allow unauthorized access or cause service disruptions.

Question 36

Protecting the security and integrity of a database is a function of authorization management.

Question 37

Training people to use the DBMS and its tools is not included in the responsibilities of a DBA.

Question 38

"All users must have passwords" is an example of a .

A)rule
B)policy
C)standard
D)procedure

Question 39

In the context of the data-information-decision cycle,decisions made by high-level managers trigger actions in an organization's:

A)Lower levels
B)top levels
C)target markets
D)customer base

Question 40

When performing user access management,a DBA assigns passwords to each user at both the operating system and DBMS levels.

Question 41

allows for the translation of the company's strategic goals into the data and applications that will help the company achieve those goals.

A)Access Management
B)Business Intelligence
C)Information engineering (IE)
D)MOLAP

Question 42

security breaches include database access by computer viruses and by hackers whose actions are designed to destroy or alter data.

A)Debilitative
B)Preserving
C)Corrupting
D)Destructive

Question 43

The component of a CASE tool produces the information system's input/output formats.

A)analysis
B)graphics
C)program document generator
D)screen painter and report generator

Question 44

When performing user access management,a DBA defines each user to the database at the levels.

A)application and DBMS
B)operating system and DBMS
C)operating system and application
D)application and network

Question 45

A(n)is a logical storage area in Oracle.

A)audit log
B)datafile
C)schema
D)tablespace

Question 46

In the context of database usage monitoring,a(n)is a file that automatically records a brief description of the database operations performed by all users.

A)change tracker
B)digital footprint
C)paper trail
D)audit log

Question 47

In the context of the Oracle Enterprise Manager,a(n)is a uniquely identifiable object that allows a given person to log on to the database.

A)user
B)role
C)profile
D)client

Question 48

Instructions to create a password are an example of a .

A)rule
B)policy
C)standard
D)procedure

Question 49

CASE tools provide support for the coding and implementation phases.

A)Front-end
B)Back-end
C)Vertical
D)Horizontal

Question 50

A(n)data dictionary is automatically updated by the DBMS with every database access.

A)dynamic
B)active
C)passive
D)static

Question 51

One of the important functions provided by the database is to reserve the resources that must be used by the database at run time.

A)security component
B)authorization manager
C)initialization parameters
D)administrator

Question 52

_____ deals with ensuring that data is protected against unauthorized access,and if the data are accessed by an authorized user,that the data are used only for an authorized purpose.

A)Integrity
B)Compliance
C)Availability
D)Confidentiality

Question 53

_____ activities cover all tasks directly related to the day-to-day operations of the DBMS and its applications.

A)Backup and recovery
B)System support
C)Performance monitoring and tuning
D)Security auditing and monitoring

Question 54

In the context of data backup and recovery,the activities of a includes the DBA operations that are classified as disaster management.

A)database programmer
B)systems analyst
C)data administrator
D)database security officer

Question 55

A(n)plan is a set of instructions generated at application compilation time that predetermines how the application will connect to and communicate with the database at run time.

A)access
B)completion
C)application
D)communications

Question 56

In the context of the Oracle Enterprise Manager,a is a named collection of settings that control how much of the database resource a given user can use.

A)license
B)role
C)profile
D)constraint

Question 57

In the context of developing a data administration strategy,a(n)provides a framework that includes computerized,automated,and integrated tools such as a DBMS and CASE tools.

A)access plan
B)active data dictionary
C)information systems architecture
D)security policy

Question 58

User-access management is a subset of .

A)password protection
B)authorization management
C)data integrity management
D)managerial control

Question 59

Which of the following is a reason why a DBMS's daily operations must be clearly documented?

A)Documentation of the daily operations help a company set its long-term goals.
B)Documentation of the daily operations help manage the manual data resources of a company.
C)Documentation of the daily operations help pinpoint causes and solutions of database problems.
D)Documentation of the daily operations help free the DBA from many lower-level technology-oriented tasks.

Question 60

In the context of the Oracle Enterprise Manager,a(n)is a named collection of database access privileges that authorize a user to connect to the database and use the database system resources.

A)license
B)role
C)profile
D)quota

Question 61

Describe the DBA's managerial role.

Question 62

Based on the type of decision-making support required,database users may be classified into: operational,tactical,or _____.

Question 63

In the context of an organization's managerial structure,decisions are short term and affect only daily operations; for example,deciding to change the price of a product to clear it from inventory.

Question 64

In case a company installs several incompatible databases and assigns a DBA for each of them,the general coordinator of all such DBAs is known as the administrator.

Question 65

In the context of database administration,is the extent to which individuals and organizations have the right to determine the "who,what,when,where,and how" of data usage.

Question 66

In the context of the advancements in DBMS technology,the use of data services can free the DBA from many lower-level technology-oriented tasks.

Question 67

Explain user requirements gathering as part of the DBA's end-user support services.

Question 68

The testing and evaluation of a database application cover all aspects of the system-from the simple collection and creation of data to its use and retirement.What is covered by the evaluation process?

Question 69

Within the data security framework,is concerned with keeping data consistent and free of errors or anomalies.

Question 70

In the context of ensuring integrity of a database,a(n)transaction is one that does not overload the DBMS.

Question 71

A(n)_____ physically stores the database's data.

Question 72

Explain conflict and problem resolution as part of the DBA's end­user support services.

Question 73

Performance monitoring and activities are designed to ensure that the DBMS,utilities,and applications maintain satisfactory performance levels.

Question 74

The ,also known as the information resource manager (IRM),usually reports directly to top management and is given a higher degree of responsibility and authority than the DBA,although the two roles can overlap.

Question 75

A security is a weakness in a system component that could be exploited to allow unauthorized access or cause service disruptions.

Question 76

Describe the need for convenient and safe backup storage.

Question 77

The DSO's activities are often classified as management,which includes all DBA activities designed to ensure data availability following a physical calamity or a database integrity failure.

Question 78

In the context of data quality management tools,software is one that gathers statistics,analyzes existing data sources and metadata to determine patterns,and compares the patterns against standards that the organization has defined.

Question 79

The aspect of introducing a DBMS in an organization deals with hardware and software changes in the organization.

Question 80

The DBA must review the database application design to ensure that transactions are ,meaning that they mirror real-world events.