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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 4352

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

2 3882

Carnot cycle

2 5277

How does final modifier work?

1 3359

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 4752

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

1774

what is stacked chart , Bar chart, Column chart?

1 3420

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

1969

Why neutral cable carry current.

1918

what is system testing? explain with an example.

1 3747

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

2022

What is good customer service and give me an example?

2218

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

1343

How. To pass the entrance test

1 2710

C language questions for civil engineering

1663

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Un-Answered Questions

Is php 5 still supported?

941

What good bug tracking systems have you used?

1028

What is the web dynpro phase model?

319

Say any two properties in beans?

1024

What is diffusion?

959

Can I declare a variable as CONSTANT in JavaScript?

934

Tell me what are the different types of customizations that is used with the “volatile” keyword?

830

What is the use of matchcode w? : hr- payroll

886

What is dialect in sql?

892

What are standard layouts sets in the sap script?

1025

In which condition a vendor raise excise invoice & what are the effect of excise invoice on client ?

1393

Define and explain about COM?

1043

What is the difference between rest and soap web services?

579

Is herbivorism a form of predatism?

261

Dont ansi function prototypes render lint obsolete?

1069