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Ingegnere C Interview Questions

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5,485 ingegnere c interview questions shared by candidates

About project, How you use Multi-threading explain, Debugging how do you do VS2012. What compilers you use. Difference between mutex, semaphore how they are different. Where can you apply synchronization techniques what will you use to do them. Storage classes in c Difference between global and external Static variable 2nd round with client: Different CPP programs were given and asked for expected ouput. cpp programs include all oops concepts, virtual, virtual destructor
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C++ Developer

Interviewed at Cognizant

3.5★
Feb 23, 2022

About project, How you use Multi-threading explain, Debugging how do you do VS2012. What compilers you use. Difference between mutex, semaphore how they are different. Where can you apply synchronization techniques what will you use to do them. Storage classes in c Difference between global and external Static variable 2nd round with client: Different CPP programs were given and asked for expected ouput. cpp programs include all oops concepts, virtual, virtual destructor

1) Introduce yourself (I Gave answer) 2) About the project (I Gave answer) 3) Remove duplicates in array (I Gave answer) 4) Sub-Queries(MySQL) (He Gave me Hint) 5) DDL and DML differences (I Gave answer) 6) ACID Properties explanation (I Gave answer) 7) Difference between set and tuple (I Gave answer) 8) What are lists? (I Gave answer) 9) What is Dictionary? (I Gave answer) 10) Reverse a String(But in one line) (He Gave me some Hint after i took time to think) 11) Remove Duplicates in list in one line (Done using Set()) 12) Why we use COMMIT in SQL (I gave answer) 13) Given a code to guess output (I gave him wrong answer but then after some time i was able to crack it) 14) What are types of Joins? (I gave answer) 15) What is Self Join? (Not able to Answer as I don't know exactly) He said No Problem 16) What is __init__ method? (I gave answer) 17) What is Inheritance? (I gave answer) 18) Difference between DELETE and TRUCATE (Not Sure able TRUCATE But I was Confident) 19) What is pass keyword? (I was able to give general Answer) 20) what are args and *args ?(Unable to answer) And He moved to HR Questions 21)Are you able to work on various shifts? (Yes)
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Gen C

Interviewed at Cognizant

3.5★
Nov 19, 2024

1) Introduce yourself (I Gave answer) 2) About the project (I Gave answer) 3) Remove duplicates in array (I Gave answer) 4) Sub-Queries(MySQL) (He Gave me Hint) 5) DDL and DML differences (I Gave answer) 6) ACID Properties explanation (I Gave answer) 7) Difference between set and tuple (I Gave answer) 8) What are lists? (I Gave answer) 9) What is Dictionary? (I Gave answer) 10) Reverse a String(But in one line) (He Gave me some Hint after i took time to think) 11) Remove Duplicates in list in one line (Done using Set()) 12) Why we use COMMIT in SQL (I gave answer) 13) Given a code to guess output (I gave him wrong answer but then after some time i was able to crack it) 14) What are types of Joins? (I gave answer) 15) What is Self Join? (Not able to Answer as I don't know exactly) He said No Problem 16) What is __init__ method? (I gave answer) 17) What is Inheritance? (I gave answer) 18) Difference between DELETE and TRUCATE (Not Sure able TRUCATE But I was Confident) 19) What is pass keyword? (I was able to give general Answer) 20) what are args and *args ?(Unable to answer) And He moved to HR Questions 21)Are you able to work on various shifts? (Yes)

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