Most IT workers prefer to choose our online test engine for their 70-762 Questions exam prep because online version is more flexible and convenient. With the help of our online version, you can not only practice our 70-762 Questions exam pdf in any electronic equipment, but also make you feel the atmosphere of 70-762 Questions actual test. The exam simulation will mark your mistakes and help you play well in 70-762 Questions practice test. And whenever our customers have any problems on our 70-762 Questions practice engine, our experts will help them solve them at the first time. There are three versions of our 70-762 Questions exam questions. We guarantee that our 70-762 Questions exam prep is cost-efficient and affordable for most candidates who want to get certification quickly in their first try.
MCP 70-762 At last, you will not regret your choice.
MCP 70-762 Questions - Developing SQL Databases we can give you 100% pass rate guarantee. Through our short-term special training You can quickly grasp IT professional knowledge, and then have a good preparation for your exam. We promise that we will do our best to help you pass the Microsoft certification 70-762 Reliable Test Questions exam.
By clearing different Microsoft exams, you can easily land your dream job. If you are looking to find high paying jobs, then Microsoft certifications can help you get the job in the highly reputable organization. Our 70-762 Questions exam materials give real exam environment with multiple learning tools that allow you to do a selective study and will help you to get the job that you are looking for.
Microsoft 70-762 Questions - We provide tracking services to all customers.
Our 70-762 Questions practice dumps enjoy popularity throughout the world. So with outstanding reputation, many exam candidates have a detailed intervention with our staff before and made a plea for help. We totally understand your mood to achieve success at least the 70-762 Questions exam questions right now, so our team makes progress ceaselessly in this area to make better 70-762 Questions study guide for you. We supply both goods which are our 70-762 Questions practice materials as well as high quality services.
If you want to through Microsoft 70-762 Questions certification exam, add the Omgzlook Microsoft 70-762 Questions exam training to Shopping Cart quickly! The community has a lot of talent, people constantly improve their own knowledge to reach a higher level.
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.
As the questions of exams of our Network Appliance NS0-701 exam dumps are more or less involved with heated issues and customers who prepare for the exams must haven’t enough time to keep trace of exams all day long, our Network Appliance NS0-701 practice engine can serve as a conducive tool for you make up for those hot points you have ignored. Microsoft MS-900-KR - One is PDF, and other is software, it is easy to download. With the help of our EMC D-PVM-DS-23 practice materials, you can successfully pass the actual exam with might redoubled. Fortinet NSE6_WCS-7.0 - Gorky once said that faith is a great emotion, a creative force. They are willing to solve the problems of our IBM C1000-154 training guide 24/7 all the time.
Updated: May 28, 2022