Question 1

a performance analysis for an equals-comparisons-only query against a table shows that it always performas a full table scan. the table has grown steadily over time. nothing has been done in the database concerning this table other than it being generated by pega.

Options :

A : limit the number of rows fetched from this table,

B : add one or more column indexes to this table.

C : Expose one or more columns within this table.

D : alter one or more column types in the table.

Answer: B

Question 2

You add database connection information to prconfig.xml and want to encrypt the password in the connection information how do you encrypt the password?

Options :

A : create an encrypted keyring password and replace the unencypted password in prconfig.xml

B : enter a password in an application ID instance and reference the external system

C : create an encrypted password with PR cipherGenerator and reference the external system

D : create an encrypted password with passGen and replace the unencrypted password in pconfig.xml

Answer: C

Question 3

XYZ Corp users are experiencing delays in the application that you suspect is related to the database Which two options do you recommend to isolate the issue? (Choose Two)

Options :

A : Write Pega logs to the database server.

B : Investigate when the database is used most heavily.

C : Lower query-time-related alert thresholds.

D : Increase the threshold for blob-size alerts.

Answer: B,C

Question 4

How do you begin your research to diagnose the cause of the reported performance issue?

Options :

A : Look at the performance profile and DB Trace out put from each node.

B : Observe the cluster and node status on the Enterprise Health Console.

C :

Review guardrail warnings in the development environment to determine if any rules with warnings moved to production.

D : Download the alert log file from each node and analyze the contents in the Pega Log Analyzer.

Answer: D

Question 5

How do you improve performance during synchronization for users of an offline-enable mobile app.

Options :

A : Use only node-scope data pages for reference data

B : Configure optimistic locking on offline-enabled cases.

C : Restrict the number of offline-enable access group

D : Declare large data pages in the data page whitel

Answer: D

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