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Tech Mahindra Interview Questions
Questions Answers Views Company eMail

If age of Raju is 20% less than Sanju,then age of Sanju is how many % more than Raju

 2 3379

What are possible key words, we can use to declare a class?

 2 3018

Carnot cycle

 2 4342

How does final modifier work?

 1 2643

i have multiple .csv files in a unix directory. every file is having variable names as header.even for empty file also. suppose take 3 files a.csv b.csv c.csv a.csv contains data as name;age,salary; raja;34;4000; ravi;33;5000; kumar;25;3000; b.csv contains data as name;age,salary; ajay;40;4500; and c.csv contains name;age,salary; (only headers) Now i want to import and append all these files in to a single dataset. i tried infile statement with *.csv to import all at a time. but i m not getting correct data. please help me . its urgent. thank you in advance

 2 3509

i have some csv files in a directory which have sub-directories also. now how can i merge all .csv files in to one with a single header. for example: have some 4 files. 1.csv--------name,age,sal abc,25,4000 2.csv--------name,age,sal vgd,32,3500 3.csv--------name,age,sal hfg,20,5000 4.csv--------name,age,sal asd,15,2000 now my output file should be like 5.csv----------name,age,sal abc,25,4000 vgd,32,3500 hfg,20,5000 asd,15,2000 and please explain the code for me. as i am new to scripting. thank you in advance

 1405

what is stacked chart , Bar chart, Column chart?

 1 2612

What is the more accurate formula to convert wet concrete to dry aggregate instead of the 54% method?

 1517

Why neutral cable carry current.

 1510

what is system testing? explain with an example.

 1 3059

What is Test Design ?( Urgent) and Test Design for Printer?

 1551

What is good customer service and give me an example?

 1743

if i have a query as flat file how can we load data to target table

 963

How. To pass the entrance test

 1 1828

C language questions for civil engineering

 1231

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Tech Mahindra Interview Questions


Un-Answered Questions

Explain the internal working of a hash map?

496

formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?

1636

Explain bulbs ?

1532

Explain the difference between overloading and overriding?

599

What is javac in java?

546




Why print_r is used in php?

524

Define Phase

97

About Testing

1948

If you wish to encrypt the username and password using php, how will you do that?

505

Explain the difference between mysql and mysql interfaces in php?

534

What are the basic windows commands?

460

Where do you define dispatcherservlet?

542

What is a feature file?

259

What is the syntax for encrypting a column in SQL Server?

544

how to Create reports in SD module such as sales order report, which covers all organization levels, delivery status, invoice status, shipping details and partner function details. The data will be extracted from VBAP, VBPA, VBAK, VBUP, VBFA, KNA1, LIPS, VBRP, MARA, VBEP and KONV tables. plz mention the detail coding Tahnks, Rahul

2853