Infosys Interview Questions Complete Overview
| Company Name | Infosys |
| Designation Name | Trainee Engineer, Systems Engineer, Operations Executive, Analyst |
| Category | Interview Questions Answers |
| Selection Rounds | Group Discussion, Online Test, Technical Test, and HR Interview |
| Official Website | www.infosys.com |
Infosys Interview Question Types
This website includes all the necessary information about Infosys Interview Questions for 2022-2023. Consequently, both inexperienced and seasoned applicants get free access to the Infosys Interview Questions on this website. Freshmen should examine the Infosys Interview Questions 2022-2023 before the interview. As a consequence, we have incorporated technical questions in this section. This page provides the Infosys Interview Questions 2022-2023 for experienced candidates seeking employment with Infosys. Utilize the questions on this page as a basic reference, then attend the interview. You should thus be able to easily finish the round.{jistoc} $title={Table of Contents}
Infosys C Interview Questions Types
Where is the C programming language used or uses of the C language
What is the difference between C and C++
What is the difference between C and Java
What is the C language
Who developed the C language
What is meant by programming language and give some examples
What is meant by protocol
Execution of a C program starts from which function
What are all the sections that a C program may/must have
What is IDE
List out some of the C compilers
What is a header file in the C language
Is C language case sensitive
What is a keyword in C
What is constant in C
What are the types of constants in C
What is the variable in C
What is the difference between constant and variable in C
Can variable names start with numbers
What are the different types of variables in C
What is the local variable in C
What is the global variable in C
What is the environment variable in C
What is an operator in C
What are the different types of operators in C
What is the syntax for the ternary operator in C
What is an arithmetic operator in C
What is the assignment operator in C
What is the relational operator in C
What is the logical operator in C
What is bitwise operator in C
What is a modifier in C
What are the different types of modifiers in C
What is void in C
What will happen if the break statement is not used in the switch case in C
Why is the default statement used in the switch case in C
What is the difference between C and C++
What is the difference between C and Java
What is the C language
Who developed the C language
What is meant by programming language and give some examples
What is meant by protocol
Execution of a C program starts from which function
What are all the sections that a C program may/must have
What is IDE
List out some of the C compilers
What is a header file in the C language
Is C language case sensitive
What is a keyword in C
What is constant in C
What are the types of constants in C
What is the variable in C
What is the difference between constant and variable in C
Can variable names start with numbers
What are the different types of variables in C
What is the local variable in C
What is the global variable in C
What is the environment variable in C
What is an operator in C
What are the different types of operators in C
What is the syntax for the ternary operator in C
What is an arithmetic operator in C
What is the assignment operator in C
What is the relational operator in C
What is the logical operator in C
What is bitwise operator in C
What is a modifier in C
What are the different types of modifiers in C
What is void in C
What will happen if the break statement is not used in the switch case in C
Why is the default statement used in the switch case in C
Infosys Data structure Interview Questions Types
What is a data structure
Differentiate file structure from the storage structure
When is a binary search best applied
What is a linked list
How do you reference all the elements in a one-dimension array
In what areas do data structures apply
What is LIFO
What is the primary advantage of a linked list
What is the difference between a PUSH and a POP
What is a linear search
How does variable declaration affect memory allocation
What is the advantage of the heap over a stack
What is a postfix expression
What is Data abstraction
How do you insert a new item in a binary search tree
How does a selection sort work for an array
What is a queue
What are binary trees
Which data structure is applied when dealing with a recursive function
What is a stack
Explain Binary Search Tree
What are multidimensional arrays
Are linked lists considered linear or non-linear data structures
How does dynamic memory allocation help in managing data
What is FIFO
What is an ordered list
What is a dequeue
What is a bubble sort and how do you perform it
What are the parts of a linked list
How does selection sort work
What is a graph
What is an AVL tree
What are doubly linked lists
What is Huffman's algorithm
What is merge sort
Differentiate NULL and VOID
How do signed and unsigned numbers affect memory
What is the minimum number of nodes that a binary tree can have
What are dynamic data structures
In what data structures are pointers applied
Do all declaration statements result in a fixed reservation in memory
What are ARRAYs
What is the Fibonacci search
Briefly explain the recursive algorithm
How do you search for a target key in a linked list
Differentiate file structure from the storage structure
When is a binary search best applied
What is a linked list
How do you reference all the elements in a one-dimension array
In what areas do data structures apply
What is LIFO
What is the primary advantage of a linked list
What is the difference between a PUSH and a POP
What is a linear search
How does variable declaration affect memory allocation
What is the advantage of the heap over a stack
What is a postfix expression
What is Data abstraction
How do you insert a new item in a binary search tree
How does a selection sort work for an array
What is a queue
What are binary trees
Which data structure is applied when dealing with a recursive function
What is a stack
Explain Binary Search Tree
What are multidimensional arrays
Are linked lists considered linear or non-linear data structures
How does dynamic memory allocation help in managing data
What is FIFO
What is an ordered list
What is a dequeue
What is a bubble sort and how do you perform it
What are the parts of a linked list
How does selection sort work
What is a graph
What is an AVL tree
What are doubly linked lists
What is Huffman's algorithm
What is merge sort
Differentiate NULL and VOID
How do signed and unsigned numbers affect memory
What is the minimum number of nodes that a binary tree can have
What are dynamic data structures
In what data structures are pointers applied
Do all declaration statements result in a fixed reservation in memory
What are ARRAYs
What is the Fibonacci search
Briefly explain the recursive algorithm
How do you search for a target key in a linked list
Related Technical MCQ Question with answers For Infosys Freshers Recruitment
Infosys C++ Interview Questions Types For Freshers
What are the basic concepts of object-oriented programming
What is a class
What is an object
What is the difference between an object and a class
What is the difference between class and structure
Define object-based programming language.
Define object-oriented language.
Define OOPs.
What is public, protected, and private
What is a scope resolution operator
What do you mean by inheritance
What do you mean by virtual methods
What do you mean by static methods
What is an explicit constructor
What is the Standard Template Library
What is abstraction
What is encapsulation
How variable declaration in c++ differs from that in c
What are the c++ tokens
What do you mean by the reference variable in c++
What do you mean by implicit conversion
What is the difference between method overloading and method overriding
What are the defining traits of an object-oriented language
What is polymorphism
What do you mean by inline function
What is the difference between a NULL pointer and a void pointer
What is the difference between C++ and Java
What is an incomplete type
What do you mean by Stack unwinding
What is a container class What are the types of container classes
Name some pure object-oriented languages.
Name the operators that cannot be overloaded.
What is an adaptor class or Wrapper class
What is a Null object
What is class invariant
What is a dangling pointer
What is a class
What is an object
What is the difference between an object and a class
What is the difference between class and structure
Define object-based programming language.
Define object-oriented language.
Define OOPs.
What is public, protected, and private
What is a scope resolution operator
What do you mean by inheritance
What do you mean by virtual methods
What do you mean by static methods
What is an explicit constructor
What is the Standard Template Library
What is abstraction
What is encapsulation
How variable declaration in c++ differs from that in c
What are the c++ tokens
What do you mean by the reference variable in c++
What do you mean by implicit conversion
What is the difference between method overloading and method overriding
What are the defining traits of an object-oriented language
What is polymorphism
What do you mean by inline function
What is the difference between a NULL pointer and a void pointer
What is the difference between C++ and Java
What is an incomplete type
What do you mean by Stack unwinding
What is a container class What are the types of container classes
Name some pure object-oriented languages.
Name the operators that cannot be overloaded.
What is an adaptor class or Wrapper class
What is a Null object
What is class invariant
What is a dangling pointer
Infosys Cloud Interview Questions Types
How do you connect on-premise applications to cloud services
What should be the strategy for application migration to the cloud
What is Serverless (AWS Lambda)
Which are the main constituents of the cloud ecosystem
What is Cloud Computing
Compare Cloud and On-premise Computing.
What is a Cloud
What are some of the key features of Cloud Computing
What are the benefits of Cloud Computing
What is the problem with Lambda (Serverless) implementation
What is the use of API Gateway
Where to use NoSQL databases as compared to traditional relational databases
How can one protect against an injection attack
How do connect Applications to Cloud Services
What is API Gateway
What is Service Less
Compare Cloud and On-premise Computing
What should be the strategy for application migration to the cloud
What is Serverless (AWS Lambda)
Which are the main constituents of the cloud ecosystem
What is Cloud Computing
Compare Cloud and On-premise Computing.
What is a Cloud
What are some of the key features of Cloud Computing
What are the benefits of Cloud Computing
What is the problem with Lambda (Serverless) implementation
What is the use of API Gateway
Where to use NoSQL databases as compared to traditional relational databases
How can one protect against an injection attack
How do connect Applications to Cloud Services
What is API Gateway
What is Service Less
Compare Cloud and On-premise Computing
Infosys SQL Interview Questions Types
Define SQL.
State the difference between Security and Integrity.
Define Normalisation
Define Primary Key
What is a Weak Entity set
What is a deadlock
What is log shipping
What are primary keys and foreign keys
What is the type of Synonyms
What is an Integrity Constrains
What is Table
What is a synonym
What is Rollback Segment
What is a Database instance
What are Roles
What is SQLPlus
What is a trigger
What is the UNIQUE KEY constraint
What is NOT NULL Constraint
What is meant by query optimization
What is meant by embedded SQL
Define Unique Key.
Compare and contrast TRUNCATE and DELETE for a table.
What are cursors
Define Foreign Key.
Define SubQuery.
What are the different types of subquery
What are the different types of replication
What are User Defined Functions
Define Self Join
Define Joins
What are the types of joins
Define Equi Joins
Define Cartesian Join
What are three SQL keywords used to change or set someone's permissions
What are the types of SQL Commands
What is an attribute
What are the different types of data models
What is an active database
Define Self Join
What is a tuple
What is meant by embedded SQL
What is Functional Dependency
What are the different phases of a transaction
What is the difference between UNION and UNION ALL
What is OLTP
What is DDL (Data Definition Language)
What is File Manager
Define Constraints.
What are the types of sub-queries?
What is SQL Profiler
Define Clusters.
Define Indexes.
State the difference between Security and Integrity.
Define Normalisation
Define Primary Key
What is a Weak Entity set
What is a deadlock
What is log shipping
What are primary keys and foreign keys
What is the type of Synonyms
What is an Integrity Constrains
What is Table
What is a synonym
What is Rollback Segment
What is a Database instance
What are Roles
What is SQLPlus
What is a trigger
What is the UNIQUE KEY constraint
What is NOT NULL Constraint
What is meant by query optimization
What is meant by embedded SQL
Define Unique Key.
Compare and contrast TRUNCATE and DELETE for a table.
What are cursors
Define Foreign Key.
Define SubQuery.
What are the different types of subquery
What are the different types of replication
What are User Defined Functions
Define Self Join
Define Joins
What are the types of joins
Define Equi Joins
Define Cartesian Join
What are three SQL keywords used to change or set someone's permissions
What are the types of SQL Commands
What is an attribute
What are the different types of data models
What is an active database
Define Self Join
What is a tuple
What is meant by embedded SQL
What is Functional Dependency
What are the different phases of a transaction
What is the difference between UNION and UNION ALL
What is OLTP
What is DDL (Data Definition Language)
What is File Manager
Define Constraints.
What are the types of sub-queries?
What is SQL Profiler
Define Clusters.
Define Indexes.
Infosys HR Interview Questions
Tell me about yourself.
Why should I hire you?
How would you be an asset to our organization
In which language you are comfortable
How big were the project and the number of people
Give a brief introduction about yourself.
Tell me about your project.
Why should I hire you?
How would you be an asset to our organization
In which language you are comfortable
How big were the project and the number of people
Give a brief introduction about yourself.
Tell me about your project.
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