Keystone Interview Questions and Answers

Apti was easy. Technical OOP basic, SQL Basic questions were added too.

Code snippets

Platform: Hackerank

Coding questions were of basic level.
1.megre two sorted array
2.Find repeated string (case sensitive)

Q1. OOP concepts were asked
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Q2. SQL queries in good depth
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Q3. In and out of projects
Ans. 
In and out of projects refers to the involvement and contribution of a QA QC Engineer throughout the project lifecycle.
• QA QC Engineer is involved in the planning phase to ensure quality standards are defined and met.

• During the execution phase, they conduct inspections, tests, and audits to verify compliance.

• In the closing phase, they review project deliverables and document lessons learned for future projects.
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Q1. Focused on projects
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Q1. Basic HR questions
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Q2. Relocation related questions
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Psychometric Test was given

Q1. Why Sales and Marketing
Ans. 
Sales and marketing allow me to utilize my communication skills, creativity, and strategic thinking to drive business growth.
• I enjoy interacting with people and building relationships, which are essential in sales and marketing.

• I am passionate about promoting products or services and finding innovative ways to reach target audiences.

• I thrive in fast-paced environments and enjoy the challenge of meeting sales targets an...read more
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Q2. Why Ultratech as you are from another field
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Q1. What is the biggest muscle in the human body?
Ans. 
The biggest muscle in the human body is the gluteus maximus.
• The gluteus maximus is located in the buttocks and is responsible for hip movement and stability.

• It is the largest and strongest muscle in the body.

• Examples of exercises that target the gluteus maximus include squats, lunges, and hip thrusts.
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Q2. What are the different types of muscle in spine?
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Q3. How many different planes are there in body movement?
Ans. 
There are three different planes of body movement: sagittal, frontal, and transverse.
• Sagittal plane divides the body into left and right halves, movements in this plane include flexion and extension (e.g. bicep curls).

• Frontal plane divides the body into front and back halves, movements in this plane include abduction and adduction (e.g. lateral raises).

• Transverse plane divides the body into top and bottom halves, movem...read more
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Q4. Can you show me how to perform Squat?
Ans. 
Squat is a compound exercise that targets the lower body muscles including quadriceps, hamstrings, and glutes.
• Start by standing with feet shoulder-width apart and toes slightly turned out.

• Lower your body by bending your knees and pushing your hips back as if sitting into a chair.

• Keep your chest up and back straight, and lower down until your thighs are parallel to the ground.

• Push through your heels to return to the sta...read more
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Q5. In what plane is deadlift performed?
Ans. 
Deadlift is performed in the sagittal plane.
• Deadlift is a compound exercise that primarily targets the muscles in the posterior chain.

• The movement involves hip hinge and extension of the knees, which predominantly occurs in the sagittal plane.

• The sagittal plane divides the body into left and right halves.

• Other exercises performed in the sagittal plane include squats and lunges.
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Q1. What's a AML & screening
Ans. 
AML & screening stands for Anti-Money Laundering and screening is the process of checking individuals or entities against various watchlists to ensure compliance with regulations.
• AML refers to the laws, regulations, and procedures intended to prevent criminals from disguising illegally obtained funds as legitimate income.

• Screening involves checking individuals or entities against watchlists such as OFAC, PEP, and sanct...read more
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Basic ques on speed distance

Easy level question based on DSA

Q1. What is contructor
Ans. 
A constructor is a special type of method in a class that is automatically called when an object of that class is created.
• Constructors have the same name as the class they belong to

• They are used to initialize the object's state

• Constructors can have parameters to customize the initialization process
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Q2. What is deadlock
Ans. 
Deadlock is a situation in which two or more processes are unable to proceed because each is waiting for the other to release a resource.
• Occurs in multitasking environments

• Caused by a circular wait, hold and wait, no preemption, and mutual exclusion

• Examples include two processes waiting for each other to release a lock or resource
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Q3. Threads in java
Ans. 
Threads in Java allow for concurrent execution of multiple tasks within a single program.
• Threads are lightweight sub-processes within a program.

• They allow for parallel execution of tasks, improving performance.

• Java provides built-in support for creating and managing threads using the Thread class.

• Example: Creating a new thread - Thread myThread = new Thread(() -> { // task to be executed });

• Example: Starting a thread -
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Q4. Diff between string builder an buffer
Ans. 
String Builder is mutable, String Buffer is synchronized.
• String Builder is faster as it is not synchronized.

• String Buffer is thread-safe, String Builder is not.

• String Builder should be used in single-threaded environments, String Buffer in multi-threaded.

• Example: StringBuilder sb = new StringBuilder(); StringBuffer buff = new StringBuffer();
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Q1. Based on Resume
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Q1. Tell me about sales?
Ans. 
Sales involves the process of identifying, attracting, and converting potential customers into actual buyers of a product or service.
• Sales is about building relationships with customers and understanding their needs.

• It involves effective communication and persuasion to showcase the value of the product or service.

• Sales also includes negotiation, closing deals, and providing post-sales support.

• Examples: Cold calling, pr...read more
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Q2. How to sale our product?
Ans. 
To sell our product, focus on understanding customer needs, highlighting product benefits, building relationships, and providing excellent customer service.
• Understand customer needs and tailor your pitch accordingly

• Highlight the unique benefits and features of our product

• Build strong relationships with customers to gain trust and loyalty

• Provide excellent customer service before and after the sale

• Offer demonstrations or
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Q1. How do you deal with managing your task?
Ans. 
I prioritize tasks based on urgency and importance, delegate when necessary, and regularly communicate with team members to ensure tasks are completed efficiently.
• Prioritize tasks based on urgency and importance

• Delegate tasks when necessary

• Regularly communicate with team members to ensure tasks are completed efficiently
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Basic Linux Question

Q1. What is ftp port number?
Ans. 
FTP port number is 21.
• FTP port number is used for transferring files over a network.

• It is a default port number for FTP protocol.

• FTP clients connect to port 21 on the server to initiate a file transfer.

• FTP servers listen on port 21 for incoming connections.
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Q2. What is DHCP and how its working?
Ans. 
DHCP stands for Dynamic Host Configuration Protocol. It is a network protocol that automatically assigns IP addresses to devices on a network.
• DHCP server assigns IP addresses to devices on a network

• It also provides other network configuration information such as subnet mask and default gateway

• DHCP uses a lease mechanism to manage IP address assignments

• DHCP operates on the client-server model

• Example: When a device conne...read more
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Q3. What is Domain name System?
Ans. 
Domain Name System (DNS) is a system that translates domain names to IP addresses, allowing users to access websites using human-readable names.
• DNS is like a phone book for the internet, translating domain names (like google.com) to IP addresses (like 172.217.3.206).

• DNS servers store records of domain names and their corresponding IP addresses.

• DNS helps users access websites by resolving domain names to IP addresses in...read more
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