FarEye Software Developer Interview Questions and Answers

30 questions - aptitude+DSA +Java+Sql MCQ Questions

3 codes are given
1)if number is divisible by 15 then print "Foo" ,if number is divisible by 17 then print "bar" ,
if number is divisible by 15 and 17 then print "Foo Bar"
2) find third largest element of array
3)find factors of number

Q1. Explain Access modifiers public and default difference how to connect java to database 20 % of 25 superclass of all class sql query for delete last 10 rows from employee table
Ans. 
Access modifiers control the visibility and accessibility of classes, methods, and variables in Java.
• public access modifier allows a class, method, or variable to be accessed from any other class.

• default access modifier (no keyword) allows a class, method, or variable to be accessed only within the same package.

• To connect Java to a database, you can use JDBC (Java Database Connectivity) API.

• The superclass of all classe...read more
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Q1. Why you want join our company
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Q2. Why should hire you?
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Q1. What are threads and how are they used
Ans. 
Threads are lightweight processes that enable concurrent execution within a program, improving efficiency and responsiveness.
• Threads share the same memory space, allowing for faster communication compared to processes.

• They are used in applications like web servers to handle multiple requests simultaneously.

• Example: A web browser uses threads to load multiple tabs at once without freezing.

• Threads can be created using li...read more
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Q2. What is RDBMA
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Q1. Tell me about your self
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Q2. Why should we hire you
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Q3. What are your strengths and weakness
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Q4. What is your role in your project
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Was taken on firefox Brower and was easy

Very basic questions like swap numbers etc

Q1. Basic questions on cpp
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Q2. Opps concept like encapsulation etc
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Q3. Write a code to reverse a string
Ans. 
Code to reverse a string
• Create an empty string to store the reversed string

• Loop through the original string from end to start

• Append each character to the empty string

• Return the reversed string
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Q1. What is increment operator
Ans. 
The increment operator is used to increase the value of a variable by 1.
• The increment operator is denoted by ++.

• It can be used with both integers and floating-point numbers.

• It can be used as a prefix (++x) or postfix (x++).

• When used as a prefix, the value is incremented before the expression is evaluated.

• When used as a postfix, the value is incremented after the expression is evaluated.

• Example: int x = 5; x++; // x is ...read more
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Q2. Explain dbms and rdbms
Ans. 
DBMS is a software that manages databases, while RDBMS is a type of DBMS that uses a relational model.
• DBMS stands for Database Management System

• It is a software that allows users to create, manipulate, and manage databases

• RDBMS is a type of DBMS that organizes data into tables with rows and columns

• It enforces the relational model and supports SQL for querying and managing data

• Examples of DBMS: MySQL, Oracle, SQL Server

• ...read more
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Q1. Javascript Questions (Closure, hoisting, throttle, debounce)
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