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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 4346

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

2 3877

Carnot cycle

2 5271

How does final modifier work?

1 3354

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 4744

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

1771

what is stacked chart , Bar chart, Column chart?

1 3415

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

1962

Why neutral cable carry current.

1911

what is system testing? explain with an example.

1 3742

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

2015

What is good customer service and give me an example?

2213

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

1338

How. To pass the entrance test

1 2699

C language questions for civil engineering

1657

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Un-Answered Questions

What according to you is the difference between mysql and sql server performance?

1024

What are the variables in typescript?

165

Immediate Job opening for mainframe professionals in Keane Bangalore. Please find the below details: Organization: Keane India Location: Bangalore Skill: COBOL, JCL,VSAM,DB2,CICS,IMS,REXX,CLIST Exp: 1 to 4 years only Employment Type: Permenant Employee Note: If you have attended keane interview in past 6 months please ignore this job opening. Please respond to email id keanemfjob@gmail.com OR keanemfjob@yahoo.in with your latest resume and following details, We will contact you within 24 hours: Total IT Exp: Exp in Mainframe: Current CTC: Expected CTC: Notice Period:

3937

What is a microcontroller? What is the use of the microcontroller in the robotics?

820

What is a texture?

Do I need antivirus for linux mint?

844

What is grep r?

1047

How boxing and unboxing occures in memory?

1096

What are the uses of formycin b?

930

Mention the differences between substr and charindex in sql server.

985

What are the contents of dclgen?

1054

What does exclamation mean in java?

1020

What are the functions that can be performed using cgi program?

851

What is the best image size for powerpoint?

291

Explain the concept of embeddings and their use in NLP.