Interview Questions for Developers

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What is the difference between Session State and ViewState?
What is the difference between Session State and ViewState? ViewState is specific to a page in a session. Session state refers to user specific data that can be accessed across all pages in the web application. 2019-03-31, 7041👍, 4💬

💬 2019-03-31 ramu: sdjksfjlsdjf

💬 2019-03-31 raju: hi this is my comment.

💬 2018-08-28 m: nvbnvb

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What do you know about .NET assemblies?
What do you know about .NET assemblies? Assemblies are the smallest units of versioning and deployment in the .NET application. Assemblies are also the building blocks for programs such as Web services, Windows services, serviced components, and .NET remoting applications. 2019-02-05, 1467👍, 1💬

💬 2019-02-05 M.S.: Assemblies are the units of versioning that contains deployment instructions,metadata for application,SEO capability.

How does ASP.NET maintain state in between subsequent request
How does ASP.NET maintain state in between subsequent request ? Refer caching chapter. 2019-02-05, 7521👍, 1💬

💬 2019-02-05 M.S.: There are different state management techniques Cookies,viewstate,hidden field

Oracle ASM questions
Please help to answer below Oracle ASM questions: Where you will free disk details in ASM? What status would be for Free disks? What is Rebalance operations? How you will check rebalance operations progress? how to increase performance of Rebalance operations? Mandatory BG process in ASM How will ch... 2019-01-20, 329👍, 0💬

Is JSP technology extensible?
Is JSP technology extensible? YES. JSP technology is extensible through the development of custom actions, or tags, which are encapsulated in tag libraries. 2019-01-07, 1764👍, 1💬

💬 2019-01-07 Hgf: Very good

interview.FYIcenter.com Links
Other Resources: Software QA Resources Developer Resources DBA Resources Windows Tutorials Java JAR Files DLL Files File Extensions Security Certificates Regular Expression Link Directories Interview Q & A Biotech Resources Cell Phone Resources Travel Resources Frequently Asked Questions FYI... 2018-12-21, 347👍, 0💬

How do we assign page specific attributes
How do we assign page specific attributes ? Page attributes are specified using the @Page directive. 2018-01-23, 6340👍, 1💬

💬 2018-01-23 parvash: love

Which one of the following statements is TRUE in regard to overloading the ++ operator?
Which one of the following statements is TRUE in regard to overloading the ++ operator? 1 You cannot define a post-increment operator. 2 You cannot define a pre-increment operator 3 You cannot define both a pre-increment and post increment operator for a class. 4 You must use a dummy parameter to de... 2018-01-10, 5558👍, 1💬

💬 2018-01-10 sandy: 1

How Many Types of Tables Supported by Oracle
How Many Types of Tables Supported by Oracle? - Oracle DBA FAQ - Managing Oracle Database Tables Oracle supports 4 types of tables based on how data is organized in storage: Ordinary (heap-organized) table - This is the basic, general purpose type of table. Its data is stored as an unordered collect... 2016-11-18, 8472👍, 1💬

💬 2016-11-18 ahsan: klujj

How To Calculate Expressions with SQL Statements
How To Calculate Expressions with SQL Statements? - MySQL FAQs - Introduction to SQL Basics There is no special SQL statements to calculate expressions. But you can use the "SELECT expression FROM DUAL" statement return the calculated value of an expression. "DUAL" is a dummy table in the server. Th... 2016-11-09, 6358👍, 1💬

💬 2016-11-09 lux: good

Contents of test plan
What is the test plan? What are its contents? Test plan document is prepared by the test lead or team lead, it contains the contents like introduction, objectives, test strategy, scope, test items, program modules, user procedures, features to be tested, features not to tested, approach, pass or fai... 2016-10-22, 2104👍, 1💬

💬 2016-10-22 Jazz: Test plan document is prepared by the test lead or team lead, ... [Answer accepted].

Which JavaScript file is referenced for validating the validators at the client side
Which JavaScript file is referenced for validating the validators at the client side ? WebUIValidation.js javascript file installed at �aspnet_client� root IIS directory is used to validate the validation controls at the client side 2016-07-17, 6022👍, 1💬

💬 2016-07-17 sdfdsfd: ssd

How To Export Your Connection Information to a File
How To Export Your Connection Information to a File? - Oracle DBA FAQ - Introduction to Oracle SQL Developer SQL Developer allows you to export your connection information into an XML file. Here is how to do this: Right-click on Connections Select Export Connection... Enter File Name as: \temp\conne... 2016-07-11, 28873👍, 1💬

💬 2013-03-06 sulochana: Thank you.. It helped me

How To Increment Dates by 1
How To Increment Dates by 1? - Oracle DBA FAQ - Understanding SQL Basics If you have a date, and you want to increment it by 1. You can do this by adding the date with a date interval. You can also do this by adding the number 1 directly on the date. The tutorial example below shows you how to addin... 2016-07-06, 27943👍, 1💬

💬 2016-07-06 Julie: Good to know. Thanks.

💬 2010-10-11 Coleen: I have an Oracle table with a column (seq_num) that needs to populated with sequential nbrs based on a group. For example, I hav...

File Upload Handling - Getting Uploaded File Information
How To Get the Uploaded File Information in the Receiving PHP Script? Once the Web server received the uploaded file, it will call the PHP script specified in the form action attribute to process them. This receiving PHP script can get the uploaded file information through the predefined array calle... 2016-06-30, 7854👍, 2💬

How To Retrieve Input Values for Checkboxes Properly
How To Retrieve Input Values for Checkboxes Properly? - PHP Script Tips - Processing Web Forms If multiple input values are submitted with the same field name, like the case of a group of checkboxes, you should add ([]) to the end of the field name. This tells the PHP engine that multiple values are... 2016-06-26, 11663👍, 1💬

💬 2016-06-26 Donald: Thanks.

Java String Interview Question
If we have the following in a Java code: String s="abc"; String s2="abc"; Then what will be output of: System.out.println("s.equals(s 2)= "+s.equals(s2)); System.out.println("s==s2 = "+(s==s2)); The correct answer is: s.equals(s2) = true s==s2 = true The following answer is wrong. Because both liter... 2016-06-26, 12649👍, 2💬

💬 2011-01-25 FYIcenter.com: Hi Kevin, Thanks. Answer updated.

💬 2011-01-17 Kevin McLain: This answer is wrong! String literals are interned by the VM this both will print true

About interview.FYIcenter.com
interview.FYIcenter.com offers a collections of interview questions and answers for software and Web developers. 2016-06-25, 8858👍, 0💬

Creating a New Thread
How to create a thread in a program? You have two ways to do so. First, making your class "extends" Thread class. Second, making your class "implements" Runnable interface. Put jobs in a run() method and call start() method to start the thread. 2016-06-25, 432027👍, 8💬

💬 2016-06-25 Ron: You can also create an anonymous class and run it: Thread t = new Thread() { public void run() { // do whatever you want } }; t....

💬 2013-10-02 drinkin: This unmistakably created an audience for books fact that consciously offered the grand design models

💬 2013-07-23 XRumerTest: Hello. And Bye.

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How many JSP scripting elements and what are they?
How many JSP scripting elements and what are they? There are three scripting language elements: --declarations --scriptlets --expressions 2016-06-25, 2855👍, 1💬

💬 2016-06-25 saidesh: Jsp scripting elements are three types: Declaration, Expression, Scriptlet.

What Are the Differences between CHAR and NCHAR
What Are the Differences between CHAR and NCHAR? - Oracle DBA FAQ - Understanding SQL Basics Both CHAR and NCHAR are fixed length character data types. But they have the following differences: CHAR's size is specified in bytes by default. NCHAR's size is specified in characters by default. A charact... 2016-06-25, 5081👍, 0💬

In a call to malloc, what does an error like
In a call to malloc, what does an error like ``Cannot convert `void *' to `int *''' mean? It means you're using a C++ compiler instead of a C compiler. 2016-06-21, 1228👍, 0💬

I see code like ...
I see code like char *p = malloc(strlen(s) + 1); strcpy(p, s); Shouldn't that be malloc((strlen(s) + 1) * sizeof(char))? It's never necessary to multiply by sizeof(char), since sizeof(char) is, by definition, exactly 1. (On the other hand, multiplying by sizeof(char) doesn't hurt, and in some circum... 2016-06-21, 1072👍, 0💬

I wrote a little wrapper around malloc ...
I wrote a little wrapper around malloc, but it doesn't work: #include lt;stdio.h> #include lt;stdlib.h> mymalloc(void *retp, size_t size) { retp = malloc(size); if(retp == NULL) { fprintf(stderr, "out of memory\n"); exit(EXIT_FAILURE); } } Are you sure the function initialized what you thought it di... 2016-06-10, 1221👍, 0💬

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