Lenovo System Engineer Interview Questions and Answers

Q1. Functional vs nonfunctional requirements
Ans. 
Functional requirements specify what the system should do, while nonfunctional requirements specify how the system should perform.
• Functional requirements describe the specific behavior or functions of the system.

• Nonfunctional requirements describe the quality attributes of the system such as performance, security, and usability.

• Functional requirements are typically easier to measure and test compared to nonfunctional r...read more
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Q2. Grilled on the resume
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Basic DSA and system design questions

Q1. Basic and advanced android questions
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Q1. What is STLC and bug life cycle
Ans. 
STLC stands for Software Testing Life Cycle, which is a series of steps performed to ensure the quality of a software product. Bug life cycle refers to the stages a bug goes through from identification to resolution.
• STLC involves phases like requirement analysis, test planning, test design, test execution, and test closure.

• Bug life cycle includes stages like New, Assigned, Open, Fixed, Retest, Reopen, and Closed.

• STLC e...read more
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Q2. Mobile HW and Test Scanerio
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Q1. Salary expectation and negotiation
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Q1. What is thermal analysis
Ans. 
Thermal analysis is a technique used to study the behavior of materials as a function of temperature.
• It involves measuring changes in physical properties such as mass, volume, dimension, and mechanical strength as a material is heated or cooled.

• Common techniques include differential scanning calorimetry (DSC), thermogravimetric analysis (TGA), and dynamic mechanical analysis (DMA).

• Thermal analysis is used in various in...read more
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Q1. LCS for a given string
Ans. 
The question is asking for the Longest Common Subsequence (LCS) of a given string.
• LCS is a dynamic programming problem that finds the longest subsequence common to two or more strings.

• The LCS does not require consecutive elements and can be found using a bottom-up approach.

• Example: For strings 'ABCDGH' and 'AEDFHR', the LCS is 'ADH'.
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Q1. Normal behaviour questions.. about previous company
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Write code for finding all anagram

LCS for a given string

Q1. Normal behaviour questions
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Q1. What's you are interested in our company?
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