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DS0-001 Practice Questions

CompTIA DataSys+ Certification Exam

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Total Questions : 118

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Our CompTIA DataSys+ practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about DS0-001. Use this test to pinpoint which areas you need to focus your study on.

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Question # 1

Which of the following types of RAID, if configured with the same number and type of disks, would provide the best write performance?

Options:

A.  

RAID 3

B.  

RAID 5

C.  

RAID 6

D.  

RAID 10

Discussion 0
Question # 2

(A database administrator wants users to be able to access resources remotely from home. Which of the following best describes how the administrator can enable this access without compromising the security of the stored data?)

Options:

A.  

Implement a virtual private network.

B.  

Implement strong password policies.

C.  

Configure and deploy a firewall.

D.  

Implement a perimeter network for internet-facing database applications.

Discussion 0
Question # 3

(Which of the following best describe a tablespace? Select two.)

Options:

A.  

It can span multiple databases.

B.  

It can contain blocks of different files.

C.  

It can contain segments of different sizes.

D.  

It can contain more than one data file.

E.  

It is contained in memory.

F.  

It can be used to organize data in a database.

Discussion 0
Question # 4

Which of the following is a typical instruction that is found on a Linux command-line script and represents a system shell?

Options:

A.  

/bin/bash

B.  

#/bin/shell

C.  

>/bin/sh

D.  

#!/bin/bash

Discussion 0
Question # 5

Which of the following is most likely to prevent tampering with server hardware that houses data?

Options:

A.  

Biometric locks

B.  

Strong password policy

C.  

Network firewall

D.  

Surveillance cameras

Discussion 0
Question # 6

Which of the following tools is used for natively running a Linux system in Windows?

Options:

A.  

WSL

B.  

[Remote Desktop Protocol

C.  

SSH

D.  

ITelnet

Discussion 0
Question # 7

(A database manager would like to reduce the overhead caused by log-based recoveries. Which of the following should the manager use to best mitigate the situation?)

Options:

A.  

Deadlocks

B.  

Checkpoints

C.  

Locks

D.  

Indexes

Discussion 0
Question # 8

Which of the following database instances are created by default when SQL Server is installed? (Choose two.)

Options:

A.  

Root

B.  

Master

C.  

Log

D.  

Model

E.  

View

F.  

Index

Discussion 0
Question # 9

Which of the following scripts would set the database recovery model for sys.database?

A)

Question # 9

B)

Question # 9

C)

Question # 9

D)

Question # 9

Options:

A.  

Option A

B.  

Option B

C.  

Option C

D.  

Option D

Discussion 0
Question # 10

A database administrator is conducting a stress test and providing feedback to a team that is developing an application that uses the Entity Framework. Which of the following explains the approach the administrator should use when conducting the stress test?

Options:

A.  

Capture business logic, check the performance of codes, and report findings.

B.  

Check the clustered and non-clustered indexes, and report findings.

C.  

Review application tables and columns, and report findings.

D.  

Write queries directly into the database and report findings.

Discussion 0
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