10+ IDIQ Softech Solutions Private Limited Interview Questions and Answers

This JSON response provides answers to three interview questions for a Software Engineer position.

• To reverse a string, you can use built-in string manipulation functions or iterate through the string and swap characters from both ends.

• To find the 2nd max value in an array, you can sort the array in descending order and return the element at index 1.

• To write a code for a Binary Search Tree (BST), you need to define a Node class with left and right pointers, and implement inser...read more

Projects involving embedded systems are expected in the software engineer role.

• Experience with programming languages commonly used in embedded systems such as C/C++

• Knowledge of hardware-software interface and real-time operating systems

• Ability to work with microcontrollers and sensors

• Examples: Developing firmware for IoT devices, designing control systems for robotics

Encapsulation, Inheritance, Polymorphism, Abstraction

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: Class in Java

• Inheritance: Ability of a class to inherit properties and behavior from another class. Example: Parent class and child class relationship

• Polymorphism: Ability to present the same interface for different data types. Example: Method overloading and method overriding

• Abstraction: Hiding the complex implementation details ...read more

Assembly line lead operation involves managing and supervising the assembly process.

• The line lead oversees the assembly process and ensures that it runs smoothly.

• They manage the team of workers and assign tasks to them.

• They are responsible for maintaining quality control and meeting production targets.

• They troubleshoot any issues that arise during the assembly process.

• Examples of assembly line lead positions include automotive assembly line lead, electronics assembly line lea...read more

The current and voltage used in a circuit depend on the components and purpose of the circuit.

• Current is measured in Amperes (A) and voltage is measured in Volts (V)

• The current and voltage in a circuit can vary depending on the components used, such as resistors, capacitors, and inductors

• For example, a simple circuit with a 9V battery may have a current of 0.5A flowing through it

Diode circuits with resistor in series are commonly used to control current flow and voltage levels in electronic circuits.

• When a diode is connected in series with a resistor, the current flowing through the circuit is limited by the resistor.

• The voltage drop across the diode remains relatively constant, while the voltage drop across the resistor depends on the current flowing through it.

• This type of circuit is often used for voltage regulation, signal rectification, and curr...read more

Epsilon is a small positive value used in numerical calculations to represent a very small number.

• Epsilon is typically used in computer programming to compare floating-point numbers for equality.

• It is often denoted as 'ε' and is usually a very small number close to zero.

• For example, in C programming, the value of epsilon can be defined as FLT_EPSILON for float data type or DBL_EPSILON for double data type.

Transformers are electrical devices that transfer energy between two or more circuits through electromagnetic induction.

• Transformers consist of primary and secondary coils wound around a core

• They can step up or step down voltage levels

• Examples include power transformers used in electricity distribution and audio transformers in amplifiers

To run an application on a bare board, you need to install the necessary software and configure the hardware.

• Install an operating system on the bare board

• Compile and load the application code onto the board

• Configure any necessary drivers or libraries

• Ensure the board has sufficient resources (memory, storage, etc.) for the application

• Test and debug the application on the bare board

Sensors are devices that detect and respond to input from the physical environment.

• Sensors convert physical quantities into electrical signals for processing.

• They are used in various applications such as temperature sensing, motion detection, and proximity sensing.

• Examples include thermocouples for temperature measurement, accelerometers for motion detection, and proximity sensors for object detection.

A speedometer is a device in a vehicle that measures and displays the speed at which the vehicle is traveling.

• Speedometers are typically located on the dashboard of a vehicle

• They use a rotating magnet and a metal cup to measure speed

• Speedometers can be analog or digital, with digital displays becoming more common in modern vehicles

The current market trend for raw material pricing is fluctuating due to various factors.

• The prices of raw materials are affected by supply and demand factors.

• Geopolitical tensions and natural disasters can also impact pricing.

• The COVID-19 pandemic has caused disruptions in the supply chain, leading to price fluctuations.

• The prices of metals such as copper and aluminum have been on the rise due to increased demand from the construction industry.

• The prices of crude oil and natu...read more

An amplifier is a device that increases the amplitude of a signal.

• Amplifiers come in various types such as audio amplifiers, radio frequency amplifiers, and operational amplifiers.

• Common components of an amplifier include transistors, resistors, capacitors, and inductors.

• Examples of amplifiers include the LM386 audio amplifier and the RF power amplifier used in radio transmitters.