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Test your basic knowledge |
Database Management Fundamentals
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Averages the numeric values
AVG
Data Dictionary
Subquery
Shared
2. Used to remove duplicates from result table
Performance
Joins
DISTINCT
Precedence of Logical Operators
3. Responsible for technical implementation & maintenance of database on a design & physical level
Flat File
Data Manipulation
Database Administrator (DBA)
Equals Operator
4. Create program files that include SQ after each command
MAX
End Users
GROUP BY
Embedded SQL
5. Columns may be specified for the result table by following the column name with a speace and the alias in the SELECT clause
Query
Equals Operator
Interactive SQL
Aliases
6. Identifies columns to appear in the result
SELECT
Structured Query Language (SQL)
MAX
Fields
7. Allows data recovery in case of corruption or loss
Shared
Data Recovery & Concurrance
ESC
Query
8. Basic Component of SQL
Tables
Data Administrator (DAd)
Query
Property
9. Three Classes of Users: End Users - ____________ - Database Administrator (DBA)
Application Programmers
Opening tag
Session
Central Control of data
10. Writes programs that use or allow acces to databse with specific purpose
Database
Application Programers
Data Dictionary
Central Control of data
11. Three Classes of Users: End Users - ____________ - Database Administrator (DBA)
Joins
Application Programmers
Relational
Inner SELECT query
12. Decides what data is stored in the databse and the manner it is stored
End Users
Data Administrator (DAd)
Functions
Information
13. Data in database has ability to be accessed and manipulated by several users
ESC
Aliases
Shared
sp_help
14. Software system designed to support interface for a software asset that manages a specific set of tasks
Element Content
Database Management Systems (DBMS)
Query
Service Provider
15. Allows use of single or multiple character wildcards with the underscore or percent symbol
Information
BETWEEN
Property
LIKE
16. Everything between the start and end tag
Tags
Relational
Element Content
LIKE
17. Fields in a relational table that match the primary key from one column to the primary key of another table.
INSERT INTO
Persistent
Comparison Operators
Foreign Keys
18. Combines rows from a SELECT statements result table into a group
Aliases
GROUP BY
Service Requestor
Hypertext Markup Language (HTML)
19. Everything between the start and end tag
Element Content
Session
Web Service
Central Control of data
20. Data remains unchanged in database
Persistent
GROUP BY
Report
Information
21. Characterizes operation of a relational database
Tables
Structured Query Language (SQL)
Closing tag
Joins
22. Used in a SELECT clause in place of a column
American Standard Code for Information Interchange (ASCII)
Performance
Aggregate Functions
Shared
23. Aggregates Five Functions: COUNT - MAX - MIN - ___ - AVG
Data Recovery & Concurrance
SUM
American Standard Code for Information Interchange (ASCII)
Closing tag
24. Specifies the search condition is TRUE if the comparison is TRUE for every value that the subquery returns
Report
Integrated
ALL
Views
25. Characterizes operation of a relational database
Stateless
Joins
Attributes
Dynamic
26. Cookie - Two Stages: Stored on user's computer - Automatically transferred from machine to _____
Web server
accident
Information
single value
27. Practice of writing code into a webpage that is not directly visible to the user
Scripting
Negation Operator
Joins
Integrated
28. Turns plain text documents into full multimedia and often interactive information resources. _________ forms the building blocks of every webpage
Hypertext Markup Language (HTML)
Application Programmers
Service Broker
NOT
29. All Columns indicated and selected
Attributes
Users
*
Data Recovery & Concurrance
30. Benefits of Databases:Compactness - Speed - Less Drudgery - Currency -__________
End Users
DISTINCT
Central Control of data
Relational
31. Change order of rows in result table
Word
Interactive SQL
ORDER BY
Database Management Systems (DBMS)
32. Everything in enviroment becomes an object - expands on Priniples of relational databases
WHERE
SELECT
Object-Oriented Relational (OOR)
NOT
33. Data stored by DAd
Data Elements
Tags
Query
single value
34. One of the tools that SQL uses to find and retrieve data.
Indexes
Outer SELECT query
Scripting
SUM
35. Give the browser more specific information about that tag
Web Browser
single value
Attributes
Integrated
36. Specifies the tables or views from which rows and columns are retrieved
Interactive SQL
Users
FROM
Calculated Column
37. Closed in the start tag by adding a slash to the start tag
Aggregate Functions
Indexes
Web Service
Empty Elements
38. Practice of writing code into a webpage that is not directly visible to the user
Cookie
Information
IN
Scripting
39. Individuals that use - manipulate or maintain aspects of database
Query
Users
Data Elements
Embedded SQL
40. SQL Commands - Two Things Specify data interested in - Indicate the ________
accident
Data Recovery & Concurrance
DELETE
COUNT
41. Columns containing numbers only
SUM
Performance
Scripting
End Users
42. Definition of commands it can do
Information
Web server
Data Definition
Performance
43. Columns may be specified for the result table by following the column name with a speace and the alias in the SELECT clause
Aggregate Functions
Relational
Aliases
Functions
44. Most valuable asset of a database system.
Flat File
SUM
ESC
Central control of data
45. File stored on a user's machine that contains infor about application
SELECT
Service Requestor
ALL
Cookie
46. SELECT statment containing the nested query
Web Applications
Service Requestor
Outer SELECT query
Self Join
47. SQL Commands: Define tables - views - _____ - delete or insert info
Information
Joins
UPDATE
to update
48. Data in database has ability to be accessed and manipulated by several users
SELECT
Shared
Scripting
Empty Elements
49. Compares value of the column in the specified condition with the value specified
Equals Operator
Hypertext Markup Language (HTML)
Query
Interactive SQL
50. Uniquely identify each record in the table and are chosen at the time of table creation. It is recommended that you use a variable such as a Social Security for this.
SELECT
Service-Oriented Architecture (SOA)
Aggregate Functions
Primary Keys