IBM C2090-101 Exam Practice Test Instant Access

Question 1

Which annotation is used to exclude operators from a consistent region?

A@consistent

B@standalone

C@indepedent

D@autonomous

Answer : D

https://www.ibm.com/support/knowledgecenter/en/SSCRJU_4.2.1/com.ibm.streams.dev.doc/doc/ consistentscope.html

Question 2

Which parameters are considered when configuring Big Match algorithm?

ASearch and custom requirements

BAccuracy, search, and performance

CAdaptive weighting and standardization

DEmpirical components, accuracy, and performance

Answer : B

Question 3

The number of partitions created by DynamicPartitions in Hive can be controlled by which of the following?

Ahive.exec.max.dynamic.partitions.pernode

Bhive.exec.max.dynamic.partitions

Chive.exec.max.created.files

DAll of the above

Answer : A

https://resources.zaloni.com/blog/partitioning-in-hive

Question 4

Which of the following statements regarding Sqoop is TRUE? (Choose two.)

AAll columns in a table must be imported

BSqoop bypasses MapReduce for enhanced performance

CEach row from a source table is represented as a separate record in HDFS

DWhen using a password file, the file containing the password must reside in HDFS

EMultiple options files can be specified when invoking Sqoop from the command line

Answer : C, E

https://data-flair.training/blogs/apache-sqoop-tutorial/

Question 5

How many Job Trackers can be found in a MapReduce v1 cluster?

AOne per cluster

BOne per data node

COne for each Mapper

DOne for each Reducer

Answer : A

https://www.cs.colorado.edu/~kena/classes/5448/s11/presentations/hadoop.pdf

Question 6

What is the primary purpose of Flume in the Hadoop ecosystem?

ATo stream data from Hadoop

BTo move static files from the local file system into HDFS

CTo import data from a relational database or data warehouse into HDFS

DTo capture log data as it is written to log files and move them into HDFS

Answer : C

https://blogs.apache.org/flume/entry/flume_ng_architecture

Question 7

Which file format support Column data compression? (Choose two.)

AText

BAvro

CRCFile

DParquet

ESequence_text

Answer : C, D

IBM C2090-101 Big Data Engineer Exam Practice Test