Nisa Industrial Services Senior Field Service Engineer Interview Questions and Answers

Q1. Overlapping intervals question from gfg
Add your answer
Q2. Full dp concept
Ans. 
Dynamic Programming (DP) is a method for solving complex problems by breaking them down into simpler subproblems.
• DP is used when a problem can be divided into overlapping subproblems.

• It utilizes memoization or tabulation to store results of subproblems.

• Example: Fibonacci sequence can be computed efficiently using DP.

• Another example is the Knapsack problem, where optimal solutions are built from optimal sub-solutions.
Answered by AI
Add your answer

Q1. Need to develop the Technical skills based upon core filed
Add your answer

Q1. What is physical security?
Ans. 
Physical security refers to measures taken to protect physical assets, resources, and personnel from unauthorized access, damage, or harm.
• Includes physical barriers such as fences, locks, and security cameras

• Involves access control systems like key cards or biometric scanners

• May also include security guards or patrols to monitor and protect a physical space

• Examples: installing security cameras in a retail store, using
Answered by AI
View 2 more answers
Q2. What are the barriers of physical security?
Ans. 
Physical security barriers include fences, locks, access control systems, and surveillance cameras.
• Fences can prevent unauthorized access to a property.

• Locks on doors and windows can deter intruders.

• Access control systems limit who can enter specific areas.

• Surveillance cameras can monitor and record activities for security purposes.
Answered by AI
View 2 more answers
Q3. Types of camera
Ans. 
There are various types of cameras including DSLR, mirrorless, point-and-shoot, action, and instant cameras.
• DSLR cameras have interchangeable lenses and are popular among professional photographers.

• Mirrorless cameras are compact and lightweight, with electronic viewfinders.

• Point-and-shoot cameras are small and easy to use for everyday photography.

• Action cameras are rugged and designed for capturing fast-paced activitie...read more
Answered by AI
Add your answer
Q4. What is ptz camera
Ans. 
A PTZ camera is a type of security camera that can pan, tilt, and zoom to provide a wider range of coverage and flexibility in monitoring.
• PTZ stands for pan, tilt, zoom

• Can be controlled remotely to adjust viewing angle and zoom level

• Used in surveillance systems for monitoring large areas

• Examples: Hikvision PTZ camera, Axis PTZ camera
Answered by AI
Add your answer
Q5. What is dome camera
Ans. 
A dome camera is a type of surveillance camera that is housed in a dome-shaped casing, providing a discreet and vandal-resistant design.
• Dome cameras are commonly used for indoor and outdoor security surveillance.

• They are often used in retail stores, banks, casinos, and homes.

• Dome cameras can be fixed or PTZ (pan-tilt-zoom) for flexible monitoring.

• The dome casing helps to protect the camera from tampering and vandalism.
Answered by AI
Add your answer

Reasing time profit30min

Dsa sql excel vlookup 30min

Basic questions on maths related parts and analysis skills

Coding questions from various Data Structure parts like linkedList stack queue

Q1. What are your viewpoint on sales
Ans. 
Sales is about building relationships and providing solutions to customers' needs.
• Sales is not just about pushing products, but understanding the customer's pain points and offering solutions

• It involves building trust and rapport with customers

• Sales requires effective communication and active listening skills

• It is important to have a deep knowledge of the product or service being sold

• Sales is a continuous process of id...read more
Answered by AI
Add your answer
Q2. Ways of promoting the products
Ans. 
Promoting products can be done through various channels such as advertising, social media, events, and partnerships.
• Advertising through various mediums such as TV, radio, print, and online

• Utilizing social media platforms to reach a wider audience and engage with customers

• Hosting events such as product launches, demos, and workshops to showcase the product and create buzz

• Forming partnerships with complementary brands or...read more
Answered by AI
Add your answer

Q1. Oops concept ,Interface ,wrapper class,
Add your answer
Q2. Coding Round
Add your answer

String related questions

Q1. Basic aptitude interview.
Add your answer
Q2. Comm skills was checked.
Add your answer