Meta Lead Engineer Interview Questions and Answers

3 questions, 1 group the anagram in the given string , 2. Generate the Fibonacci series 3. Sort the string based on length.

Q1. Java memory management for heap and stack, what is the use of string pool, java 8 features, multi threading sample program, explain one design pattern with example
Ans. 
Java memory management, string pool, Java 8 features, multi threading, design patterns
• Java memory management involves managing memory allocation for heap and stack. Heap is used for storing objects and is managed by garbage collector. Stack is used for method calls and local variables.

• String pool is a special area in heap memory where String literals are stored to optimize memory usage. Strings with same values are sto...read more
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Q2. Why spring framework, app concept, spring security jwt, design food ordering api
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Q3. How SQL index works internally, SQL execution order
Ans. 
SQL indexes are data structures that improve the speed of data retrieval operations by providing quick access to rows in a table.
• SQL indexes are created on columns in a table to speed up SELECT queries.

• When a query is executed, the SQL engine first checks if there is an index on the columns involved in the query.

• If an index is present, the SQL engine uses it to quickly locate the rows that satisfy the query conditions.

• ...read more
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2 hrs test , had questions from various filed of aptitude

2 hrs test online
had questions from dynamic prog

Q1. About Previous Experience
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Q2. What Do you Know About TELICOM industry
Ans. 
The TELICOM industry refers to the telecommunications industry, which includes companies that provide communication services through various means such as telephone, internet, and television.
• TELICOM industry encompasses companies that offer services like telephone, internet, and television communication.

• Major players in the TELICOM industry include AT&T, Verizon, and Comcast.

• Technological advancements have led to the g...read more
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Don't Go-Until and unless you are rich and want to understand how money works

Again don't go until and unless you want to satisfy your ego

Q1. They will ask any random shit?
Ans. So this is the chance to turn back and run away
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Q2. Any dumb shit?You can think of will be asked
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Q3. Probably something about business and how world work but that has nothing to do with job
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Q1. Regarding green field and brown field
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Q2. Potential hazard
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Q3. Electrical safety
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Q4. Utility safety and ammonia chilling safety
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Q1. Salary expectation
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Q1. What additional information can you provide about the travel?
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Q1. Last Experience Related Questions.
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