Apexon Junior Developer Interview Questions and Answers

All online coding in java and other tecs,

Q1. Java , oops , collection, mvc boot
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Q2. Boot , kafka , agile
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It was good. I got good score

All were selected. It was a nice interview round

Q1. Tell me about Data structure
Ans. 
Data structure is a way of organizing and storing data in a computer so that it can be accessed and modified efficiently.
• Data structures define the way data is organized and stored in memory.

• Examples include arrays, linked lists, stacks, queues, trees, and graphs.

• Each data structure has its own advantages and disadvantages depending on the type of operations needed.
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Q2. Describe your project
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Q1. Where do you see yourself in 100 years
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Q2. Whats your salary expectation
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Q1. Tell me about yourself
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Q2. Different between let , const,var. Closure in javascript
Ans. 
let, const, and var are used to declare variables in JavaScript. Closures are functions that have access to their outer scope even after the outer function has finished executing.
• let: block-scoped variable declaration, can be reassigned

• const: block-scoped variable declaration, cannot be reassigned, but its properties can be modified

• var: function-scoped variable declaration, can be reassigned

• Closure: inner function has ...read more
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Q3. What is hoisting in javascript
Ans. 
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
• Variable declarations are hoisted to the top of their scope, but not their initializations.

• Function declarations are fully hoisted, including their definitions.

• Hoisting can lead to unexpected behavior if not understood properly.
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Q4. Some basic questions of javascript and html ,css
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Q5. String reverse program Factorial program
Ans. 
String reverse and factorial programs in array of strings.
• For string reverse program, iterate through the string from end to beginning and append each character to a new string.

• For factorial program, use a loop to multiply numbers from 1 to n.

• Example for string reverse: Input 'hello' -> Output 'olleh'

• Example for factorial: Input 5 -> Output 120 (5*4*3*2*1)
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Q1. Questions related to the array
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Q2. Addition of two array and array reverse
Ans. 
Add two arrays element-wise and reverse the resulting array of strings.
• Iterate through both arrays and add corresponding elements together.

• Reverse the resulting array of strings.

• Handle edge cases like arrays of different lengths.

• Example: ['1', '2', '3'] + ['4', '5', '6'] = ['5', '7', '9'] -> reverse -> ['9', '7', '5']
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Q3. String method with explanation any 5
Ans. 
String methods are used to manipulate and work with strings in programming languages.
• toUpperCase(): Converts a string to uppercase

• toLowerCase(): Converts a string to lowercase

• charAt(index): Returns the character at the specified index

• indexOf(substring): Returns the index of the first occurrence of a substring

• split(delimiter): Splits a string into an array of substrings based on a delimiter
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Q1. Tell me about yourself
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Q2. What is your strength
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Q1. What is your knowledge about HTC Global services
Ans. 
HTC Global Services is a global provider of IT and business process services.
• HTC Global Services offers a wide range of services including application development, maintenance, and support.

• They also provide business process outsourcing services such as finance and accounting, human resources, and procurement.

• HTC Global Services has a strong presence in industries like healthcare, banking, and manufacturing.

• The company ...read more
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Q1. Tell me the journal entries for Accrual, deferred revenues
Ans. 
Accrual journal entry records revenue or expenses before cash is exchanged, while deferred revenue journal entry records cash received before revenue is earned.
• Accrual journal entry: Debit accounts receivable/accrued revenue, credit revenue

• Deferred revenue journal entry: Debit cash, credit deferred revenue/liability

• Accrual example: Debit Accounts Receivable $1,000, credit Service Revenue $1,000

• Deferred revenue example:
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Basic DSA array,stack , queue ,map

Q1. OOPS concepts, corr java
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Basic Aptitude test, along with coding questions.

Q1. DevOps, Java, Python and dbms
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Q2. Technical questions related to oops and devops.
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All online coding in java and other tecs,

Q1. Java , oops , collection, mvc boot
Add your answer
Q2. Boot , kafka , agile
Add your answer

Aptitude Test jsbsb ksjhdb sbs

Group discussion topic and 15 min discussion

Q1. Question 1 was question 1
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Q2. Question 2 was question 2
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Q1. Are you up for Relocation
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