And 70-762 Test Registration study materials provide free trial service for consumers. Come and have a try! As a key to the success of your life, the benefits that our 70-762 Test Registration study braindumps can bring you are not measured by money. Omgzlook gives you unlimited online access to 70-762 Test Registration certification practice tools. You can instantly download the 70-762 Test Registration test engine and install it on your PDF reader, laptop or phone, then you can study it in the comfort of your home or while at office. To lead a respectable life, our specialists made a rigorously study of professional knowledge about this 70-762 Test Registration exam.
MCP 70-762 Trust us and you will get success for sure!
As a consequence you are able to keep pace with the changeable world and remain your advantages with our 70-762 - Developing SQL Databases Test Registration training braindumps. Besides, we guarantee that the Reliable 70-762 Soft Simulations exam questions of all our users can be answered by professional personal in the shortest time with our Reliable 70-762 Soft Simulations study dumps. One more to mention, we can help you make full use of your sporadic time to absorb knowledge and information.
You can customize the practice environment to suit your learning objectives. 70-762 Test Registration dumps at Omgzlook are always kept up to date. Every addition or subtraction of 70-762 Test Registration exam questions in the exam syllabus is updated in our braindumps instantly.
Microsoft 70-762 Test Registration - It is your right time to make your mark.
Now, let us show you why our 70-762 Test Registration exam questions are absolutely your good option. First of all, in accordance to the fast-pace changes of bank market, we follow the trend and provide the latest version of 70-762 Test Registration study materials to make sure you learn more knowledge. Secondly, since our 70-762 Test Registration training quiz appeared on the market, seldom do we have the cases of customer information disclosure. We really do a great job in this career!
During the prolonged review, many exam candidates feel wondering attention is hard to focus. But our 70-762 Test Registration real exam is high efficient which can pass the 70-762 Test Registration exam during a week.
70-762 PDF DEMO:
QUESTION NO: 1
Database users report that SELECT statements take a long time to return results. You run the following Transact-SQL statement:
You need to create one nonclustered covering index that contains all of the columns in the above table. You must minimize index key size.
Which Transact-SQL statement should you run?
A. CREATE NONCLUSTERED INDEX IX_User ON Users (UserStatus, CountryCode) INCLUDE
(UserName);
B. CREATE NONCLUSTERED INDEX IX_User ON Users (CountryCode, UserStatus, UserName);
C. CREATE NONCLUSTERED INDEX IX_User ON Users (CountryCode, UserStatus) INCLUDE
(UserName);
D. CREATE NONCLUSTERED INDEX IX_User ON Users (CountryCode, UserName);
Answer: C
Explanation
https://docs.microsoft.com/en-us/sql/relational-databases/indexes/create-indexes-with-included- columns
QUESTION NO: 2
Note: This question is part of a series of questions that use the same or similar answer choices. An Answer choice may be correct for more than one question in the series. Each question independent of the other questions in this series. Information and details provided in a question apply only to that question.
You are a database developer for a company. The company has a server that has multiple physical disks. The disks are not part of a RAID array. The server hosts three Microsoft SQL Server instances.
There are many SQL jobs that run during off-peak hours.
You must monitor the SQL Server instances in real time and optimize the server to maximize throughput, response time, and overall SQL performance.
You need to create a baseline set of metrics to report how the computer running SQL Server operates under normal load. The baseline must include the resource usage associated with the server processes.
What should you do?
A. Create a SQL Profiler trace.
B. Create a sp_configure 'max server memory' query.
C. Create a sys.dm_os_memory_objects query.
D. Create a Performance Monitor Data Collector Set.
E. Create asys.dm_os_wait_stats query.
F. Create an Extended Event.
G. Create a sys.dm_os_waiting_tasks query.
H. Create a sys.dm_exec_sessions query.
Answer: C
Explanation
sys.dm_os_memory_objects returns memory objects that are currently allocated by SQL Server. You can usesys.dm_os_memory_objects to analyze memory use and to identify possible memory leaks.
Example: The following example returns the amount of memory allocated by each memory object type.
SELECT SUM (pages_in_bytes) as 'Bytes Used', type
FROMsys.dm_os_memory_objects
GROUP BY type
ORDER BY 'Bytes Used' DESC;
GO
QUESTION NO: 3
Note: This question is part of a series of questions that present the same scenario. Each question in this series contains a unique solution. Determine whether the solution meets the stated goals.
The Account table was created by using the following Transact-SQL statement:
There are more than 1 billion records in the Account table. The Account Number column uniquely identifies each account. The ProductCode column has 100 different values. The values are evenly distributed in the table. Table statistics are refreshed and up to date.
You frequently run the following Transact-SQL SELECT statements:
You must avoid table scans when you run the queries.
You need to create one or more indexes for the table.
Solution: You run the following Transact-SQL statement:
CREATE CLUSTERED INDEX PK_Account ON Account(ProductCode);
Does the solution meet the goal?
A. No
B. Yes
Answer: A
Explanation
We need an index on the productCode column as well.
References: https://msdn.microsoft.com/en-us/library/ms190457.aspx
QUESTION NO: 4
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 questions sets might have more than one correct solution, while 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 need to collect data from the following two sources:
* The performance counters of the operating system
* Microsoft SQL Server events
You must analyze the two datasets side-by side by using a single tool.
Solution: You use dynamic management views and SQL Server Profiler to collect performance data.
You use SQL Server Management Studio (SSMS) to analyze the data.
Does this meet the goal?
A. No
B. Yes
Answer: B
QUESTION NO: 5
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution. Determine whether the solution meets the stated goals.
You have a table that has a clustered index and a nonclustered index. The indexes use different columns from the table. You have a query named Users report that Query1 takes a long time to report results. You run and review the following statistics for an index seek operation:
You need to resolve the performance issue.
Solution: You rebuild the clustered index.
Does the solution meet the goal?
A. No
B. Yes
Answer: A
Explanation
The query uses the nonclustered index, so improving the clustered index will not help.
We should update statistics for the nonclustered index.
Microsoft MB-500 - So 20-30 hours of study is enough for you to deal with the exam. They always treat customers with courtesy and respect to satisfy your need on our ACFE CFE exam dumps. How can our SAP C-TS410-2022 practice materials become salable products? Their quality with low prices is unquestionable. Huawei H13-311_V3.5 - Our software is equipped with many new functions, such as timed and simulated test functions. The questions and answers of our IBM S2000-018 study tool have simplified the important information and seized the focus and are updated frequently by experts to follow the popular trend in the industry.
Updated: May 28, 2022