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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 4480

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

2 4010

Carnot cycle

2 5413

How does final modifier work?

1 3472

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 4895

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

1828

what is stacked chart , Bar chart, Column chart?

1 3506

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

2039

Why neutral cable carry current.

1975

what is system testing? explain with an example.

1 3844

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

2068

What is good customer service and give me an example?

2275

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

1398

How. To pass the entrance test

1 2806

C language questions for civil engineering

1722

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Un-Answered Questions

Why do we use materialized view instead of table or views?

What is pivot query?

1073

Differentiate between django, pyramid, and flask?

870

Is as operator in c#?

884

what are the duties of a staff as manpower management?

2020

Can anybody just suggest about the scope of Electrical design with ETAP software?Just guide me?

3804

Tell me how to create a text file in php?

986

What are the steps to connect External database?

552

What are the types of shell in linux?

949

Name the property which is used to specify the source from where the crystal reports would be accessed.

990

You are a project manager for Laurel's theater productions. Your new project is coming in over budget and requires a cost change through the cost change control system. You know all of the following are true regarding Cost Control except: A. Performance is monitored to detect variances B. Changes are reflected in the cost baseline C. Changes are monitored and reflected in the project scope D. Changes are monitored so that inappropriate changes do not get into the cost baseline

1034

What is the most professional font to use?

595

How to insert an InterBase BLOb in Delphi using LoadFromFile? 2

4155

Explain tajo configuration files?

For a 1φ voltage controller, feeding a resistive load, draw the waveforms of source voltage, gating signals, output voltage and voltage across the scr. Describe the working with reference to waveforms drawn?

1202