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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 3432

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

 2 3056

Carnot cycle

 2 4380

How does final modifier work?

 1 2679

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 3557

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

 1423

what is stacked chart , Bar chart, Column chart?

 1 2638

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

 1537

Why neutral cable carry current.

 1526

what is system testing? explain with an example.

 1 3087

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

 1565

What is good customer service and give me an example?

 1769

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

 981

How. To pass the entrance test

 1 1868

C language questions for civil engineering

 1250

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Tech Mahindra Interview Questions


Un-Answered Questions

What is resultsetextractor?

185

Why should I use typescript?

1

What are “lost updates”?

617

What is the importance of inotifypropertychanged in wpf?

112

What are the necessary components of the feedback control system?

734




Explain map-only job?

278

How to exit from vi editors?

474

Explain org structure in purchasing in sap mm.

636

What are pega guardrails?

185

Write a java program to count the number of words present in a string?

540

What are typescript public, private, protected and readonly modifiers?

1

Give the chemical formula of Garnet?

699

what protocol stack is installed by default when you install windows server 2008 on a network server? : Windows server 2008

107

What is the difference between class & object?

558

model question papers of GrayOrange company

944