Oracle 1z0-449 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1z0-449
Exam Name/Title: Oracle Big Data 2017 Implementation Essentials
Certification Provider: Oracle
Corresponding Certification: Oracle Big Data Appliance

Exam Questions: 72
Updated On: Jun 26, 2026

Question #1

Your customer uses Active Directory to manage user accounts. You are setting up Hadoop
Security for the customer's Big Data Appliance.
How will you integrate Hadoop and Active Directory?

A. Configure Active Directory to use Kerberos' Key Distribution Center.

B. Set up Kerberos' Key Distribution Center to be the Active Directory keystore.

C. Set up a one-way cross-realm trust from the Active Directory realm to the Kerberos realm.

D. Set up a one-way cross-realm trust from the Kerberos realm to the Active Directory realm.

Discussion 0

Correct Answer: D Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #2

What does the following line do in Apache Pig?
products = LOAD '/user/oracle/products' AS (prod_id, item);

A. The LOAD table is populated with prod_id and item.

B. The products table is loaded by using data pump with prod_id and item.

C. The contents of /user/oracle/products are dumped to the screen.

D. The contents of /user/oracle/products are loaded as tuples and aliased to products.

Discussion 0

Correct Answer: D Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #3

What is the result when a flume event occurs for the following single node configuration?

A. The event output is not defined in this section.

B. The event is sent out on port 44444.

C. The event is written to memory.

D. The event is written to the netcat process.

E. The event is logged to the screen.

Discussion 0

Correct Answer: E Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #4

Your customer's security team needs to understand how the Oracle Loader for Hadoop
Connector writes data to the Oracle database.
Which service performs the actual writing?

A. NameNode

B. map tasks

C. write tasks

D. OLH agent

E. reduce tasks

Discussion 0

Correct Answer: E Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #5

Your customer keeps getting an error when writing a key/value pair to a NoSQL replica.
What is causing the error?

A. The writes must be done to the master.

B. The data file for the replica is corrupt.

C. The replica may be out of sync with the master and is not able to maintain consistency.

D. The master may be in read-only mode and as result, writes to replicas are not being allowed.

E. The replica is in read-only mode.

Discussion 0

Correct Answer: A Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #6

Your customer wants you to set up ODI by using the IKM SQL to Hive module and overwrite existing Hive tables with the customer's new clinical data.
What parameter must be set to true?

A. SQOOP_ODI_OVERWRITE

B. CREATE_HIVE_TABLE

C. OVERWRITE_HIVE_TABLE

D. OVERWRITE_HDFS_TABLE

Discussion 0

Correct Answer: B Vote an answer

Question #7

Your customer uses LDAP for centralized user/group management.
How will you integrate permissions management for the customer's Big Data Appliance into the existing architecture?

A. Make Kerberos the single source of truth and have LDAP use the Key Distribution
Center for user lookup.

B. Enable Kerberos and have the Key Distribution Center use the LDAP directory for user lookup.

C. Enable Oracle Identity Management for Big Data and point its keystore to the LDAP directory for user lookup.

D. Make Oracle Identity Management for Big Data the single source of truth and point
LDAP to its keystore for user lookup.

Discussion 0

Correct Answer: B Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Question #8

Which command should you use to view the contents of the HDFS directory,
/user/oracle/logs?

A. hive> select * from /user/oracle/logs

B. cd /user/oracle/logshadoop fs -ls *

C. hadoop fs -listfiles /user/oracle/logs

D. hadoop fs -ls /user/oracle/logs

E. hadoop fs -cat /user/oracle/logs

F. cd /user/oraclehadoop fs -ls logs

Discussion 0

Correct Answer: D Vote an answer

Explanation: Only visible for EduDump members. You can sign-up / login (it's free).

Download Free Oracle 1z0-449 Demo

Simply submit your e-mail address below to get started with our free demo of your Oracle 1z0-449 exam.