1._____ are in charge of presenting data to the end user in a variety of ways.
The correct answer is: Data visualization tools
2.______ focuses on filtering data as it enters the system to determine which data to keep and which to discard.
The correct answer is: Stream processing
3.______ is a tool for converting data back and forth between a relational database and the HDFS.
The correct answer is: Sqoop
4.______ is keeping the same number of systems, but migrating each system to a larger system.
The correct answer is: Scaling up
5.______ was the first SQL on Hadoop application.
The correct answer is: Impala
6.______ minimizes the number of disk reads necessary to retrieve a row of data.
The correct answer is: Row-centric storage
7.______ processing occurs when a program runs from beginning to end without any user interaction.
The correct answer is: Batch
8. ______ is NOT one of the “3 Vs” of Big Data.
The correct answer is: Validation
9.A ______ is a programmed function within an object used to manipulate the data in that same object.
The correct answer is: method
10.A query in a graph database is called a ______.
The correct answer is: traversal
11.A(n) ______ is a process or set of operations in a calculation.
The correct answer is: algorithm
12.A(n) ______ is a tag that is used to associate a collection of nodes as being of the same type or belonging to the same group.
The correct answer is: label
13._____ can serve as a test vehicle for companies exploring the potential benefits of data warehouses.
The correct answer is: Data marts
14._____ extends SQL so that it can differentiate between access requirements for data warehouse data and operational data.
The correct answer is: ROLAP
15._____ splits a table into subsets of rows or columns and places the subsets close to the client computer to improve data access time.
The correct answer is: Partitioning
16._____ tools focus on the strategic and tactical use of information.
The correct answer is: Business intelligence
17._____ provide a unified, single point of entry for information distribution.
The correct answer is: Portals
18.A _____ index is based on 0 and 1 bits to represent a given condition.
The correct answer is: bitmapped
19.A _____ is a dynamic table that not only contains the SQL query command to generate the rows, but also stores the actual rows.
The correct answer is: materialized view
20.A _____ schema is a type of star schema in which dimension tables can have their own dimension tables.
The correct answer is: snowflake
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