Oracle Interview Questions
What Is Oracle? Oracle is a company. Oracle is also a database server, which manages data in a very structured way. It allows users to store and retrieve related data in a multiuser environment so that many users can concurrently access the same data. All this is accomplished while delivering high performance. A database server also prevents unauthorized access and provides efficient solutions for failure recovery. What Is An Oracle Database? An Oracle database is a collection of data treated as a big unit in the database server. What Is An Oracle Instance? Every running Oracle database is associated with an Oracle instance. When a database is started on a database server (regardless of the type of computer), Oracle allocates a memory area called the System Global Area (SGA) and starts one or more Oracle processes. This combination of the SGA and the Oracle processes is called an Oracle instance. The memo…Database Testing Interview Questions & Answers
1) What is data-base testing?
Data base Testing is segmented into four different categories.
Testing of Data Integrity
Testing of Data Validity
Data base related performance
Testing of functions, procedure and triggers
2) In database testing, what do we need to check normally?
Normally, the things that we check in database testing are:
Constraint Check
Validation of a Field size
Stored procedure
Matching application field size to database
Indexes for performance based issues
3) Explain what is data driven test?
In a data-table, to test the multi numbers of data, data-driven test is used. By using this it can easily replace the parameters at the same time from different locations.
4) What are joins and mention different types of joins?
Join is used to display two or more than two table and the types of joins are:
Natural Join
Inner Join
Outer Join
Cross Join
The outer join is divided again in two:
Left outer join
Right outer join
5…
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JIRA Interview Questions & Answers
1) Explain what is JIRA?
JIRA is an issue tracking product or a software tool developed by Atlassian, commonly used for bug tracking, project management and issue tracking; it is entirely based on this three aspects.
2) Explain what is a workflow?
Workflow is defined as a movement of the bug/issue through various stages during its life-cycle
Created/Open
WIP ( Work In Progress)
Completed/Closed
3) What can be referred as an issue in JIRA?
In JIRA, an issue can be anything like a
Software bug
The project task
A help-desk ticket
The leave request form
4) List out the source control programs with which it integrates?
It integrates with source control programs such as CVS, Git, Subversion, Clearcase, Visual SourceSafe, Mercurial, and Perforce.
5) Why use JIRA?
The reason behind using JIRA is
Upfront and fair licensing policy
Features that is not available elsewhere
Get latest update on the progress of projects
It run anywhere and recogniz…
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Python Interview Questions & Answers
Python Interview Questions
What Is Python? Python is an interpreted, interactive, object-oriented programming language. It incorporates modules, exceptions, dynamic typing, very high level dynamic data types, and classes. Python combines remarkable power with very clear syntax. It has interfaces to many system calls and libraries, as well as to various window systems, and is extensible in C or C++. It is also usable as an extension language for applications that need a programmable interface. Finally, Python is portable: it runs on many Unix variants, on the Mac, and on PCs under MS-DOS, Windows, Windows NT, and OS/2. Is There A Tool To Help Find Bugs Or Perform Static Analysis? Yes. PyChecker is a static analysis tool that finds bugs in Python source code and warns about code complexity and style. Pylint is another tool that checks if a module satisfies a coding standard, and also makes it possible to write plug-ins to add a custom fe…What is Bangalore Job Seekers ?
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Hello to all Bangalore Job Seekers,
My name is Amresh Pradhan, and I am the sole proprietor or Admin of www.bangalorejobseekers.com. I manage the whole BJS alone. Bangalore Job Seekers is registered as a Commercial Establishment under the Karnataka Shops and Commercial Establishments Act.1961. Bangalore Job Seekers Logo is also Registered (R) in 2017. For any other legal queries, please reach out to [email protected]. You can find all BJS Authentic Links at: http://www.bangalorejobseekers.com/join-bjs/ .
Any other websites/groups/pages/blogs etc resembling Bangalore Job Seekers are not related to Bangalore Job Seekers.
Bangalore Job Seekers is often referred to as "BJS", that doesn't mean all BJS is Bangalore Job Seekers.Bangalore Job Seekers was formed by me on 13th of April 2011 as a non profit Faceb…
Genuine Entities
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Below is the list of some Genuine Entities in Bangalore and across India.
Also Read: http://www.bangalorejobseekers.com/genuine-or-fake-company-how-to-identify-yourself/
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If you find any entity which is fake/ misleading or not genuine, please report it here.
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1. What Is TestNG?
Answer: TestNG is a testing framework designed to simplify a broad range of testing needs, from unit testing to integration testing.
2. What Are The Advantages Of Testng?
Answer: TestNG provides parallel execution of test methods.
It allows to define dependency of one test method over other method.
It allows to assign priority to test methods. @Test(priority=1)
It allows grouping of test methods into test groups.@Test(priority=1 groups="Login")
It has support for parameterizing test cases using @Parameters annotation.
It allows data driven testing using @DataProvider annotation.
It has different assertions that helps in checking the expected and actual results.
Detailed (HTML) reports.
TestNG Listeners.
3. What Are The Annotations Available In Testng?
@BeforeTest
@AfterTest
@BeforeClass
@AfterClass
@BeforeMethod
@AfterMethod
@BeforeSuite
@AfterSuite
@BeforeGroups
@AfterGroups
@Test
@DataProvider
@Parameters
4. How T…
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Appium Interview Questions for Freshers and Experienced
1. Can mobile gestures be automated using Appium?
Answer: Yes, Mobile gestures can be automated using Appium. Using TouchActions api, mobile gestures can be automated. TouchActions is similar to Actions class in Selenium. In addition, JSON wire protocol extensions are also enabled in TouchActions. Gestures like tap, flick, swipe, scroll, shake can be automated using Appium.
2. What is the default port number used for Appium Server?
Answer: Default port number used for Appium Server is 4723. You need to mention the same while writing desired capabilities in the initial lines of code.
3. What is appPackage and appActivity name?
Answer:
appPackage:
In very basic terms, appPackage is the technical name of the app which is provided by its developers. It’s actually a top level package under which all the code for the app resides.
For example, appPackage for ‘YouTube’ for Android is ‘com.google.android.youtube’. For Facebook, this name is ‘com.facebook.katana…
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Android Interview Questions & Answers
1. What Is Android?
Android is a stack of software for mobile devices which has Operating System, middleware and some key applications. The application executes within its own process and its own instance of Dalvik Virtual Machine. Many Virtual Machines run efficiently by a DVM device. DVM executes Java languages byte code which later transforms into .dex format files.
2. Explain About The Exceptions Of Android?
The following are the exceptions that are supported by Android
* InflateException : When an error conditions are occurred, this exception is thrown
* Surface.OutOfResourceException: When a surface is not created or resized, this exception is thrown
* SurfaceHolder.BadSurfaceTypeException: This exception is thrown from the lockCanvas() method, when invoked on a Surface whose is SURFACE_TYPE_PUSH_BUFFERS
* WindowManager.BadTokenException: This exception is thrown at the time of trying to add view an invalid WindowManager.LayoutParamstoken.
3. Why To …
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Core Java Interview Questions for Freshers and Experienced
1. Write a Program to count number of duplicate characters in a string "BANGALOREJOBSEEKERSADMIN" ?
Answer:
void Findrepeter()
{ String s="BANGALOREJOBSEEKERSADMIN";
int distinct = 0 ;
for (int i = 0; i < s.length(); i++)
{
for (int j = 0; j < s.length(); j++)
{
if(s.charAt(i)==s.charAt(j))
{distinct++;}
}
System.out.println(s.charAt(i)+"--"+distinct);
distinct = 0;
}
}
2. What is Singleton class? with an Example?
Answer: Singleton class means you can create only one object for the given class. You can create a singleton class by making its constructor as private, so that you can restrict the creation of the object. The purpose of singleton is to control object creation by keeping private constructor.
Example:
public class MySingleTon
{
private static MySingleTon myObj;
/*Create private constructor*/
private MySingleTon(){
}
3. What is the difference between JDK, JRE, and JIT?
Answer:
JDK : (Java Development Kit) is a bundle of software components…
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