Interview Questions

Q:

When are you supposed to use endif to end the conditional statement?

Answer When the original if was followed by : and then the code block without braces.
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Subject: PHP

0 4541
Q:

What is the importance of XML-based layouts?

Answer

The use of XML-based layouts provides a consistent and somewhat standard means of setting GUI definition format. In common practice, layout details are placed in XML files while other items are placed in source files.

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2 4524
Q:

What are the properties and different Types of Sub-Queries?

Answer

Properties of Sub-Query


- A sub-query must be enclosed in the parenthesis.


- A sub-query must be put in the right hand of the comparison operator, and


- A sub-query cannot contain an ORDER-BY clause.


- A query can contain more than one sub-query.


Types of Sub-Query


- Single-row sub-query, where the sub-query returns only one row.


- Multiple-row sub-query, where the sub-query returns multiple rows,. and


- Multiple column sub-query, where the sub-query returns multiple columns

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Subject: SQL

1 4522
Q:

HTML language is a set of markup

A) Groups B) Attributes
C) Tags D) Sets
 
Answer & Explanation Answer: C) Tags

Explanation:

HTML language is a set of markup tags. The code used to specify the formatting are called tags. Markup languages are designed for the processing, definition and presentation of text. The language specifies code for formatting, both the layout and style, within a text file. 

 

HTML is an example of a markup language to improve the appearance of, and link text with data on the internet.

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1 4515
Q:

Explain the ternary conditional operator in PHP?

Answer Expression preceding the ? is evaluated, if it’s true, then the expression preceding the : is executed, otherwise, the expression following : is executed.
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Subject: PHP

0 4513
Q:

What is Windows Workflow Foundation (WF)?

Answer

Windows Workflow Foundation (WF) is a technology that was first introduced in .NET Framework 3.0. WF consists of a programming model, a workflow runtime engine, workflow designer, a rules engine, and tools to quickly build workflow-based applications on Windows. WF facilitates the separation between the business process code and the actual implementation code.

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Subject: .NET

0 4510
Q:

What is AIDL?What data types are supported by AIDL?

Answer

- AIDL is the abbreviation for Android Interface Definition Language. 


- It handles the interface requirements between a client and a service to communicate at the same level through interprocess communication. 


- The process involves breaking down objects into primitives that are Android understandable.


 


AIDL supports following data types:


- String


- List


- Map


- CharSequence


- All native Java data types like int,long, char and Boolean

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Q:

What is the role of Bug Tracking System?

Answer

The Bug Tracking System role is discussed below:


 


- Testers and developers can know the status of the bug at every stage.


- Changes to the Status will be available to all team members.


- Developers and Testers can easily interact with bugs.


- Repetition of bugs will be avoided.


- Easy to distribute the bug among the developer.


- It will act as a centralized one for defects.

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Subject: QA Testing

2 4498