Zia Semiconductor Graduate Trainee Interview Questions and Answers

Difficulty level is 4/5

Q1. Basics of C and pointers
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Q2. Whats is the null pointer
Ans. 
A null pointer is a pointer that does not point to any memory location.
• Null pointers are used in programming languages to represent that a pointer does not point to a valid object or memory location.

• Attempting to dereference a null pointer can result in a segmentation fault or other runtime error.

• Example: int* ptr = nullptr; // ptr is a null pointer
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MCQs on basics of digital design, comp arch and asic flow

Q1. Projects on my resume
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Q2. Verilog code for dff
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Verilog code for D flip-flop (DFF) is a fundamental building block in digital design.
• Use always block to describe the behavior of DFF

• Use non-blocking assignment to update the output based on the input

• Include a clock signal to trigger the update of the output

• Example: always @(posedge clk) begin q <= d; end
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Q1. Question related to C, and c++ 1 SORT the array using bubble sort
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Q2. What is virtual function
Ans. 
Virtual function is a function in C++ that can be overridden in a derived class.
• Virtual functions are declared in a base class and defined in a derived class.

• They allow polymorphism, where a derived class object can be treated as a base class object.

• The virtual keyword is used to declare a function as virtual.

• Example: virtual void display() = 0; // pure virtual function

• Example: virtual void display() { cout << 'Base cl
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Q3. What is constructor
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A constructor is a special method that is used to initialize objects of a class.
• Constructors have the same name as the class they belong to.

• They are called automatically when an object of the class is created.

• They can be used to set default values for object properties.

• Constructors can be overloaded to accept different parameters.

• Example: public class Car { public Car() { // constructor code here } }
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Q4. What is destructor
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A destructor is a member function of a class that is responsible for destroying objects of that class.
• Destructors have the same name as the class preceded by a tilde (~).

• They are called automatically when an object is destroyed or goes out of scope.

• They are used to release resources allocated by the object during its lifetime.

• Example: ~MyClass() { delete[] myArray; }

• Destructors cannot be overloaded or inherited.
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Q5. What is friend class
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Friend class is a class that has access to the private and protected members of another class.
• Friend class is declared using the 'friend' keyword.

• It allows the friend class to access the private and protected members of the class it is friends with.

• Friendship is not mutual, meaning the friend class does not grant access to its own private and protected members.

• Friend functions can also be declared to have access to pri...read more
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Q1. Linked list vs array Union vs array Prime no Explain memory segment How code executes [29/06, 20:53] Storage class [29/06, 20:53] Segmentation fault Dynamic memory allocation [29/06, 20:53] Calculator [...read more
Ans. 
Questions related to data structures, memory management, programming languages, and computer architecture.
• Linked list is a dynamic data structure while array is a static data structure.

• Union is a data type that allows storing different data types in the same memory location as opposed to array which stores elements of the same data type.

• Prime numbers are numbers that are only divisible by 1 and themselves.

• Memory segmen...read more
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Q1. Introduction to yourself
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I am a recent graduate with a degree in Business Administration and a passion for marketing and project management.
• Recent graduate with a degree in Business Administration

• Passionate about marketing and project management

• Strong communication and organizational skills

• Experience in internships and extracurricular activities
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Q2. Why should we hire you
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I am a dedicated and motivated individual with relevant skills and experience to excel in this role.
• I have a strong academic background in [relevant field]

• I have completed internships at [relevant companies] where I gained practical experience

• I possess excellent communication and teamwork skills, as demonstrated by my involvement in [relevant projects or activities]

• I am highly motivated and eager to learn and grow with
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It was a online round with apti and coding mcqs and 2 coding questions which were very easy

Q1. Difference between interface and class in java
Ans. 
In Java, a class is a blueprint for creating objects, while an interface is a reference type similar to a class that can contain only constants, method signatures, default methods, static methods, and nested types.
• Classes can have constructors, fields, methods, and can be instantiated to create objects.

• Interfaces cannot be instantiated and can only contain method signatures and constants.

• A class can implement multiple ...read more
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Q2. All the questions in the interview were based on the resume.
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Q1. General and general awareness questions example what are ur goals etc.
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Q1. General question by hr
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Q1. General questions by hr
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Q1. Work related questions
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