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Keysight Technologies Software Engineer Interview Questions

The questions to prepare for a Keysight Technologies Software Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
~8htotal time
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1
CodingStart here. 16 questions · ~156 min
Bubble Sort and String ReversalEasy
Practice

Reverse a string using a two-pointer swap approach in linear time.

string manipulationKeysight Technologies
Count Character OccurrencesEasy
Practice

Count exact occurrences of a target character in a PlayStation message using a single string traversal.

string manipulationKeysight Technologies
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2
Execution5 questions · ~49 min
Your Strengths and WeaknessesEasy

Tests self-awareness and how you position yourself for success in an Account Executive role at Aqr.

Trade-offsSuccess CriteriaRisk AssessmentKeysight Technologies
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3
Security & Infrastructure15 questions · ~146 min
Active vs Passive ElementsMedium

Assesses electronics fundamentals relevant to measurement and signal systems.

Keysight Technologies
OSI Model and FramesMedium

Tests understanding of network layering and data units at the data link layer.

NetworkingKeysight Technologies
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4
System Design5 questions · ~49 min
Design a Priority Process SchedulerHard

Evaluates system design thinking and ability to implement scheduling logic.

Keysight Technologies
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5
Technical Fundamentals3 questions · ~29 min
C++ Special Member Functions and InheritanceHard

Evaluates C++ object lifetime, inheritance correctness, and resource management.

c++oopconcurrencyKeysight Technologies
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6
Behavioral & Leadership4 questions · ~39 min
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7
More topics2 questions · ~19 min
SQL vs NoSQL ComparisonMedium

Assesses database knowledge and ability to reason about trade-offs.

Keysight Technologies
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Anagram Check With SQLMedium
Practice
Practice drill

Compare normalized character signatures to determine whether each pair of strings is an anagram.

data cleaningJoinsstring manipulationAdobe
Top Credit Score Applicants by StateMedium
Practice
Practice drill

Identify the highest-credit-score 5% of applicants within each state using percentiles and window ranking.

Window FunctionsJoinsRankingAmerican Credit Acceptance
Optimize Dashboard Revenue Join QueryHard
Practice
Practice drill

Optimize a multi-join dashboard query using CTEs and window functions to reduce repeated work.

JoinsData WranglingCTEsApptio
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.