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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 4584

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

2 4100

Carnot cycle

2 5524

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 5005

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

1879

what is stacked chart , Bar chart, Column chart?

1 3589

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

2085

Why neutral cable carry current.

2026

what is system testing? explain with an example.

1 3925

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

2108

What is good customer service and give me an example?

2336

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

1450

How. To pass the entrance test

1 2875

C language questions for civil engineering

1770

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Un-Answered Questions

What does it mean to associate a file?

999

What's the difference between outlook and office 365?

Explain page areas?

664

how to use DTS package in 2000,2005,2008 in sql server

1904

I am converting from quatro pro to excel. What happened to my cell comments?

728

WHY IGBT IS CALLED MINORITY CARRIER DEVICE?

2701

What is android? Explain

986

Difference between sikuli and selenium?

what are the advanced features of functions a) function declaration and prototypes b) calling functions by value or by reference c) recursion d) all the above

1171

State the four values of agile software development as stated in agile manifesto?

salary entry with briefly including pf,esi,employee advances -journal entry with against payment entry

1658

What is zone,loop/fire alarm system?

2743

What is blade php in laravel?

874

Which function would you use to determine the length of a string in php?

1102

Is script tag self closing?

844