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Oracle Updated 1z0-149 Exam Questions and Answers by octavia

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Oracle 1z0-149 Exam Overview :

Exam Name: Oracle Database 19c: Program with PL/SQL
Exam Code: 1z0-149 Dumps
Vendor: Oracle Certification: Oracle Database PL/SQL Developer Certified Professional
Questions: 65 Q&A's Shared By: octavia
Question 8

Which is true about counter variables in a FOR loop?

Options:

A.

It must explicitly be declared.

B.

It can be modified in the body of the loop.

C.

It cannot be NULL.

D.

It is accessible outside the body of the loop.

Discussion
Fatima
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Niamh Oct 1, 2026
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Carson
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Rufus Oct 9, 2026
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Inaaya
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Fraser Oct 11, 2026
Yes, of course, they are necessary to pass the exam. They give you an insight into the types of questions that could come up and help you prepare effectively.
Rosalie
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Maja Oct 21, 2026
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Honey
I highly recommend it. They made a big difference for me and I'm sure they'll help you too. Just make sure to use them wisely and not solely rely on them. They should be used as a supplement to your regular studies.
Antoni Oct 16, 2026
Good point. Thanks for the advice. I'll definitely keep that in mind.
Question 9

Which two are true about INDEX-BY tables? (Choose two.)

Options:

A.

The index can be integer or string.

B.

The index can be integer only.

C.

INDEX-BY table types can be created in PL/SQL blocks only.

D.

INDEX-BY table types can be created both with the CREATE TYPE statement and in PL/SQL blocks.

E.

INDEX-BY table types can be created with the CREATE TYPE statement.

Discussion
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