70-773合格率, 70-773勉強方法 70-773学習分野,70-773過去問,70-773テキスト

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Note: This question is part of a series of Questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, whale others might not have a correct solution-After you answer a question in
this section, you will NOT be able to return to it- As a result, these questions will not appear in the review
screen.
You use dplyrXdf. and you discover that after you exit the session, the output files that were created were
deleted. You need to prevent the files from being deleted.
Solution: You use rxSetComputeContext with the local parameter before performing operations that save
results.
Does this meet the goal?
A. Yes
B. No
Answer: B

Note: This question is part of a series of Questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, whale others might not have a correct solution-After you answer a question in
this section, you will NOT be able to return to it- As a result, these questions will not appear in the review
screen.
You use dplyrXdf and you discover that after you exit the session, the output files that were created were
deleted. You need to prevent the files from being deleted.
Solution: You use dplyrXdf with the outFile parameter and specify a path other than the working directory
for dplyrXdf.
Does this meet the goal?
A. Yes
B. No
Answer: A
Note: This question is part of a series of Questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, whale others might not have a correct solution-After you answer a question in
this section, you will NOT be able to return to it- As a result, these questions will not appear in the review
screen.
You use dplyrXdf and you discover that after you exit the session, the output files that were created were
deleted. You need to prevent the files from being deleted.
Solution: You remove all instances of the file.remove method.
Does this meet the goal?
A. Yes
B. No
Answer: B

Note: This question is part of a series of Questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, whale others might not have a correct solution-After you answer a question in
this section, you will NOT be able to return to it- As a result, these questions will not appear in the review
screen.
You use dplyrXdf and you discover that after you exit the session, the output files that were created were
deleted. You need to prevent the files from being deleted.
Solution: You use dplyrXdf with the persist verb.
Does this meet the goal?
A. Yes
B. No
Answer: A

Note: This question is part of a series of Questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, whale others might not have a correct solution-After you answer a question in
this section, you will NOT be able to return to it- As a result, these questions will not appear in the review
screen.
You have a Microsoft SQL Server instance that has R Services (In-Database) installed. You need to
monitor the R jobs that are sent to SQL Server.
Solution: You create an events trace configuration file and place the file in the same directory as the
BXLServer process.
Does this meet the goal?
A. Yes
B. No
Answer: B

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