VeriFast Technologies Verification Engineer Interview Questions and Answers

Q1. Basic question on coding , digital electronics
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Q2. Difference between d ram and s ram
Ans. 
DRAM is volatile memory that stores data temporarily, while SRAM is faster and more expensive but retains data as long as power is supplied.
• DRAM stands for Dynamic Random Access Memory, while SRAM stands for Static Random Access Memory.

• DRAM requires refreshing to retain data, while SRAM does not.

• DRAM is slower and less expensive than SRAM.

• Examples of DRAM include DDR3 and DDR4, while examples of SRAM include L1, L2, an
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For the bright future and for overall skill development these programs helps very much

For increasing and boost my knowledge these management program helps in achieving my career goals

For the bright future and for overall skill development these programs helps very much

For the bright future and for overall skill development these programs helps very much

For the bright future and for overall skill development these programs helps very much

Q1. Plz help me with joy and happiness
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Q2. Sir and ma'ma these good morning and my self
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Q3. My self address job experience for year
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There will be four and five students group discussion

Q1. My self ands my address my name
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Q2. Father name and my self
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Q3. Mother name and experience year
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Q4. Reading CV and name and experience year
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Q5. Sister and brother and home address
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Q6. My name and experience and family members
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Q7. My self and address and CV
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Q8. Reading CV for the first English communication skill
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Q9. Home address my self in family members
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Q10. My name and experience year reading in CV
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Q11. Father name and mother name
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Q12. My self address experience year
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Q13. Home address my name father name and experience
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Q14. CV reading and experience year
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Q15. My self home address my name father name
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Q16. CV reading and my self expression year
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Q17. Experience year reading CV
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Q18. My self address job experience
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Q1. Testcase for software and hardware
Ans. 
Testcases for software and hardware
• For software: unit testing, integration testing, system testing, acceptance testing

• For hardware: functional testing, performance testing, stress testing, environmental testing

• Testcases should cover all possible scenarios and edge cases

• Testcases should be repeatable and automated where possible
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Q2. What is firmware, have done any hardware testing, is your product is sustainabile
Ans. 
Firmware is a software program that controls hardware devices. Yes, I have done hardware testing. Our product is sustainable.
• Firmware is a type of software that is embedded in hardware devices to control their functionality.

• I have experience in testing hardware components such as circuit boards, processors, and memory modules.

• Our product is designed with sustainability in mind, using eco-friendly materials and energy-e
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Q1. Linked list related questions
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Q2. Memory allocation in c
Ans. 
Memory allocation in C involves dynamically allocating and deallocating memory during program execution.
• Memory allocation in C is done using functions like malloc, calloc, realloc, and free.

• malloc function is used to allocate a block of memory of a specified size.

• calloc function is used to allocate a block of memory for an array of elements, initializing all bytes to zero.

• realloc function is used to resize a previously...read more
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Q1. Volatile keyword
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Q2. Project specific
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Q1. Salary expectations
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Q2. Reason for job change
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Q1. What are you doing in previous years
Ans. I can applied more than 50 company but no one gave opportunity for me
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Q2. I could gave opportunity to you ,how to work in our esteemed company
Ans. You will gave an opportunity for me, I can make best wishes for our esteemed company
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Q3. What is your name and educational qualification
Ans. I am Karthick and I have post graduation in computer application MCA
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It was really good. Concrete on the vocabulary.

Basic c datastructucture networking l2 l3 questions

Q1. Question on projects.
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Q2. How packet goes from source to destination.
Ans. 
Packets are sent from source to destination through a series of network devices using routing protocols.
• Packet is created at the source with source and destination IP addresses.

• Packet is sent to the default gateway or router.

• Router checks its routing table to determine the next hop for the packet.

• Packet is forwarded to the next hop until it reaches the destination.

• Destination receives the packet and sends an acknowledg
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Q3. Delete a node from single linked list.
Ans. 
To delete a node from a single linked list, we need to find the node and update the pointers.
• Traverse the list to find the node to be deleted

• Update the previous node's pointer to point to the next node

• Free the memory of the node to be deleted
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Q4. Dynamic memory alocation in c
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Dynamic memory allocation in C allows allocation of memory at runtime.
• Dynamic memory allocation is done using functions like malloc(), calloc(), realloc() and free().

• malloc() allocates memory block of specified size and returns a pointer to the first byte of allocated memory.

• calloc() allocates memory block of specified size and initializes all bits to zero.

• realloc() changes the size of previously allocated memory block...read more
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Q5. Interprocess communication in OS
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Interprocess communication is a mechanism that allows processes to communicate with each other in an OS.
• IPC mechanisms include pipes, sockets, message queues, shared memory, and signals.

• IPC can be used for synchronization, data sharing, and coordination between processes.

• IPC can be implemented using system calls such as fork(), pipe(), socket(), and msgget().
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