IBM Watsonx Data Lakehouse Engineer Associate (C1000-190) Certification Sample Questions

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IBM C1000-190 Sample Questions:

01. Which data format is supported by watsonx.data for creating a table from a file?
a) SQL
b) CSV
c) XML
d) Avro
 
02. How does watsonx.data determine which engines can access each data source?
a) Each data source is assigned a specific engine.
b) Users select the operative engine in the watsonx.data scheduler.
c) By using the association of the engines with the data source's catalog.
d) The underlying Cloud Pak scheduling service queues access to the data from the various engines.
 
03. Which is a primary layer of a data lakehouse architecture?
a) Data consumption
b) Rejected data
c) Transformation
d) Data science
 
04. How can the displayed name of a database-catalog pair be altered?
a) Update the Hive Metastore with SQL commands from the SQL Interface.
b) Update the database name at the source system associated with the database-catalog pair.
c) Update the Presto engine associated with the database-catalog pair to use the new name.
d) Update the Details tab of the database information window from the Infrastructure Manager.
 
05. The password associated with a remote system in a database-catalog pair has changed. How can the connection to that data be repaired?
a) Delete the database-catalog pair and recreate it with the new password.
b) Use the Update Credentials option in the Infrastructure Manager.
c) Add an additional user with the new password via the Access Control interface.
d) Correct the password at the source database to match the one stored in watsonx.data.
 
06. An organization needs to identify unusual patterns or outliers in their sensor data from manufacturing equipment to understand potential anomalies. What type of analysis would be suited for this purpose in a data lakehouse?
a) Exploratory Data Analysis
b) Predictive Analytics
c) Prescriptive Analytics
d) Real-Time Analytics
 
07. Which is the only type of catalog supported by the Query History Monitoring and Management service?
a) Iceberg
b) AWS Glue
c) Delta Lake
d) Apache Hive
 
08. What is the purpose of the Query Workspace page?
a) Build and maintain query engines.
b) Run SQL queries and scripts against data.
c) Create new query languages to access data.
d) Ask questions of the data in natural language.
 
09. Which statement is true about ingesting data using the Data Manager view in watsonx.data?
a) A new database must be created before ingesting any data.
b) Data can only be ingested if it is in a pre-configured format supported by IBM-LH-PostgreSQL.
c) Data can be ingested by selecting the schema, clicking the overflow menu, and using the "Create table from file" option.
d) Data ingestion requires a command-line interface and cannot be done through the Data Manager view.
 
10. Which is a component of an object in object-storage?
a) Metadata
b) Masking rules
c) A manifest of all objects
d) Bucket size

Answers:

Question: 01
Answer: b		 Question: 02
Answer: c		 Question: 03
Answer: a		 Question: 04
Answer: d		 Question: 05
Answer: b
Question: 06
Answer: a		 Question: 07
Answer: d		 Question: 08
Answer: b		 Question: 09
Answer: c		 Question: 10
Answer: a

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