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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 4578

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

2 4097

Carnot cycle

2 5516

How does final modifier work?

1 3552

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 4996

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

1877

what is stacked chart , Bar chart, Column chart?

1 3587

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

2081

Why neutral cable carry current.

2024

what is system testing? explain with an example.

1 3923

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

2104

What is good customer service and give me an example?

2331

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

1447

How. To pass the entrance test

1 2871

C language questions for civil engineering

1766

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Un-Answered Questions

Why hibernate is advantageous over entity beans & jdbc?

491

What does the ambari shell can be provided?

Is set sorted in python?

992

What are the new selectors in css3?

642

What is plant organization?

1030

What is meta charset utf8?

1059

How would you find total size of database in os level?

603

Hi can anyone tell what is a start up code?

2137

Mention what are the tools provided in oracle enterprise manager?

What is the Disadvantage in File Processing System?

883

How do you navigate between two webdynpro components?

492

What is agile development and scrum?

Is meta title important?

975

What is diffrence between star & delta connnection in practical situation in submersible pump?

2046

On what basis the the size of Lightning arrester for buildings are selected ?

1704