Cerium Systems Interview Questions, Process, and Tips for Freshers

Aptitude and Digital Electronics questions.

Q1. Race around condition
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Time and work, series and speed quantitative aptitude

Q1. Basic interview questions in digital electronics
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Q2. Difference between synchronous and asynchronous counters
Ans. 
Synchronous counters use clock signal to change state while asynchronous counters use external inputs.
• Synchronous counters change state on every clock pulse

• Asynchronous counters change state based on external inputs

• Synchronous counters are faster and more reliable

• Asynchronous counters are simpler and cheaper

• Example of synchronous counter: Johnson counter

• Example of asynchronous counter: Ripple counter
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Time and speed, distance, permutation and combinations, clocks, calendars

Digital electonics topics(boolean expression using seq/combo logic), meere&mooley machine, state diagrams, counters using flipflops

Q1. Abt company and hobbies
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Q2. Location requirement
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Q3. Salary negotiation
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Q4. Work flexibility
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Q5. Benefits & insurance
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Aptitude test had been conducted with basic knowledge and digital design questions had been conducted related to job.

Q1. Describe the physical design flow
Ans. 
Physical design flow involves converting a logical design into a physical layout.
• The process starts with floorplanning and power planning

• Placement and routing are done to create a physical layout

• Timing analysis and optimization are performed to meet timing constraints

• Design rule check (DRC) and layout versus schematic (LVS) checks are done to ensure correctness

• Finally, the layout is verified through signoff checks befo
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Q2. Difference between flip flop and latch at digital design questions were asked.
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Q1. Tell me about your self
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