what is single tire, 2tire 3 tire and so on upto ntire ?
can ny one explain me about this in detail.

Answer Posted / sachin

In one tier application the UI/Server(business
logic)/Database resides on one node.

The most basic type of client-server architecture employs
only two types of nodes: clients and servers. This type of
architecture is sometimes referred to as two-tier.

The 3-Tier architecture has the following three tiers.

1. Presentation Tier
2. Logic Tier / Business Logic Tier / Transaction Tier
3. Data Tier

Where N-Tier Architecture contains each modules resides in
different node, which are as follows
1. Presentation GUI.
(HTML, Windows Forms etc.)
2. Presentation Logic Tier.
- The Web(VB Script,VB.Net,Java Script etc.)
- Proxy Tier(SOAP,COM,DCOM etc.)
- Client interface
3. Business Tier.
(Business Objects and Rules)
4. Data Access Tier.
(Interfaces that handles all the Data I/O)
5. Data Tier.
(Storage,Query)

Is This Answer Correct ?    28 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the general pattern of explanation of projects in interview, can u ans me plz.......... ex: online banking application

1579


what is port testing and do it comes in manual testing?

1658


What if an organization is growing so fast that fixed testing processes are impossible? What to do in such situations?

952


In simple steps how will you do unit testing using VSTS?

674


Explain branch coverage and decision coverage.

683






Can anybody give me some tips on how to face telephonic interview and Write some expected telephonic questions as a 2+yr exp. in testing. Try to give Ques. that u already hv faced in telephone. Plz Help me out friends.

1583


what is entry and exit criteria and explain it?

1013


What are the advantages of automation over manual testing?

695


Hi I am searching job please send some details abuot ERP project and real time test plan,traceability report,test case if any relate to erp project Please help me out to get a job in testing.my email address is chiku_69@yahoo.in Thank u

2372


Explain the sub-genres of performance testing?

676


How do you Prepare a Defect Managemnt Policy

1616


What is Test methodology, Testing type , Testing approach, Testing technique & Testing methods. Explain with example.

1506


hi friends i have a question while the files are uploading into the web server(for storing)..... securely......... what is the meaning securely.......its regarding virus threating or user authentication.... the files are video files these are ripping and converted into .flv format pls clarify ..........thanks in advance......

1462


What will be your approach if a particular script in Load Test fails?

1762


Hi guys,I have 3+ years of exp in manual testing in a bangalore based MNC company.I Like to jump in chennai.So please if u know any jobs in chennai firms please let me know in my email-id. anbarasu2k@rediffmail.com. cheers, anbarasu.

1452