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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 4456

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

2 3990

Carnot cycle

2 5384

How does final modifier work?

1 3452

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 4872

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

1816

what is stacked chart , Bar chart, Column chart?

1 3492

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

2032

Why neutral cable carry current.

1966

what is system testing? explain with an example.

1 3817

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

2053

What is good customer service and give me an example?

2265

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

1396

How. To pass the entrance test

1 2784

C language questions for civil engineering

1714

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Un-Answered Questions

Describe the challenges and considerations when delivering cancer treatment to pediatric patients.

how can we compare descriptive programing with a regular expression

2392

Which reports are relevant in recruitment?

987

How do I find my pid in windows?

866

Why is error handling required?

1011

What is the use of jQuery.data() method?

864

Write a function for a button.

825

if a customer's blackberry stopped syncing their calendar wirelessly what would you do?if a customber deleted mail from his blackberry but it did delete from his mailbox how would ypu resolve this

3035

How to move process to control room?

510

What are the data hotspots for Power Map?

Why null is allowed in hashmap?

870

Does program files x86 mean?

901

How To Debug A Vba Code?

726

Describe important index characteristics?

Who invented node?

567