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P2090-047 Exam Questions & Answers

Exam Code: P2090-047

Exam Name: IBM PureData System for Transactions Technical Mastery Test v1

Updated: Apr 19, 2024

Q&As: 132

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Practice These Free Questions and Answers to Pass the Technical Mastery Exam

Questions 1

When is the ToplogyImbalance event triggered?

A. When a SAS switch has failed.

B. When the path the path between an S-Blade and its disks has failed.

C. When a disk enclosure's voltage sensor is reading outside the nominal range.

D. When an S-Blade has ownership of more dataslices than is optimal (usually following a disk replacement).

Show Answer
Questions 2

Which is a function of the Linux-HA heartbeat?

A. Performs regeneration of failed disks on the hosts.

B. Manages communication and processes on the S-Blades.

C. Performs disk partitioning and status of jobs on the S-Blades.

D. Manages communication and status of services on the hosts.

Show Answer
Questions 3

The PureData System for Analytics implements which level of transaction isolation?

A. Serializable

B. Committed read

C. Repeatable read

D. Uncommitted read

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Questions 4

Why should you avoid using Boolean data types as a distribution key for a table ?

A. Table will not join.

B. Table will not broadcast.

C. Table is likely to be skewed.

D. Table is likely to be evenly spread across data slices.

Show Answer
Questions 5

Which will result in support for zonemaps on the LastName column?

A. CREATE TABLE TableA (LastName VARCHAR(20));

B. CREATE TABLE TableA (LastName VARCHAR(20)); ALTER TABLE TableA ZONEMAP ON (LastName);

C. CREATE TABLE TableA (LastName VARCHAR(20)) DISTRIBUTE ON (LastName);

D. CREATE TABLE TableA (LastName VARCHAR(20)); CREATE MATERIALIZED VIEW ViewA AS SELECT * FROM TableA ORDER BY LastName;

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