30+ Econo Broking Interview Questions and Answers

EV refers to earned value management, a project management technique used to measure project performance.

• EV helps in tracking project progress and identifying potential issues

• It involves comparing the planned value, earned value, and actual cost of the project

• EV can help in forecasting project completion date and final cost

• Example: If the planned value of a project is $100,000 and the earned value is $80,000, it means that the project is 80% complete

• Example: If the actual cos...read more

Types of cast iron include gray cast iron, white cast iron, ductile cast iron, and malleable cast iron, each with specific applications in machines.

• Gray cast iron: used for engine blocks, gears, and machine tool structures

• White cast iron: used for wear-resistant parts like cylinder liners and grinding balls

• Ductile cast iron: used for crankshafts, camshafts, and gears in automotive applications

• Malleable cast iron: used for pipe fittings, agricultural equipment, and machinery c...read more

Rectifier is a device that converts alternating current (AC) to direct current (DC) and can be half or full wave.

• A rectifier is an electrical device that converts AC to DC.

• A half-wave rectifier only allows one half of the AC waveform to pass through, resulting in pulsating DC.

• A full-wave rectifier allows both halves of the AC waveform to pass through, resulting in smoother DC.

• Rectifiers are commonly used in power supplies and electronic devices.

• Examples of rectifiers include ...read more

Resistance can be calculated using Ohm's Law, which states that resistance is equal to voltage divided by current.

• Use Ohm's Law: R = V / I

• Resistance is measured in ohms (Ω)

• Voltage is measured in volts (V)

• Current is measured in amperes (A)

• Example: If the voltage is 12V and the current is 2A, the resistance would be 6Ω

Primary, secondary, condenser, and AHU are components of a HVAC system.

• Primary and secondary refer to the two sides of a heat exchanger in the HVAC system.

• The primary side carries the hot fluid or refrigerant, while the secondary side carries the cool fluid or air.

• The condenser is a heat exchanger that removes heat from the refrigerant and converts it from a gas to a liquid.

• The AHU (Air Handling Unit) is responsible for circulating and conditioning the air in a building.

• It in...read more

There are several types of chiller safety measures that are implemented to ensure safe operation and prevent accidents.

• Safety measures include pressure relief valves to prevent overpressure

• Temperature sensors to monitor and control the chiller's operating temperature

• Flow switches to detect and prevent low or no flow conditions

• High-pressure switches to protect against excessive pressure

• Low-pressure switches to prevent damage due to low refrigerant pressure

• Oil level sensors to ...read more

Improving company growth can be achieved through various strategies.

• Developing new products or services

• Expanding into new markets

• Investing in research and development

• Improving operational efficiency

• Building a strong brand image

• Fostering a culture of innovation

• Acquiring or merging with other companies

• Providing excellent customer service

• Hiring and retaining top talent

• Implementing effective marketing strategies

Toughness is the ability of a material to resist fracture, ductility is the ability to deform without breaking, and malleability is the ability to be hammered into thin sheets.

• Toughness is the ability of a material to absorb energy and plastically deform without fracturing.

• Ductility is the ability of a material to undergo significant plastic deformation before rupture.

• Malleability is the ability of a material to be hammered or rolled into thin sheets without breaking.

• Examples...read more

Sampling reduces quantisation error by approximating continuous signals with discrete values.

• Sampling involves taking discrete samples of a continuous signal at regular intervals.

• Quantisation is the process of approximating the continuous amplitude values of a signal with a limited set of discrete values.

• By sampling the signal before quantisation, the quantisation error can be reduced as the discrete values are closer to the original continuous signal.

• For example, in audio si...read more

There are several types of condensers used in various industries and applications.

• Air-cooled condenser

• Water-cooled condenser

• Shell and tube condenser

• Plate condenser

• Evaporative condenser

• Surface condenser

• Finned tube condenser

Symbols represent abstract ideas or concepts, while bits are the smallest unit of data in computing.

• Symbols represent ideas, concepts, or objects, while bits represent binary data (0 or 1).

• Symbols can be letters, numbers, or other characters used in language, while bits are used in computing to represent information.

• Symbols are used in communication and language, while bits are used in digital systems for processing and storage.

• Examples: Symbol - 'A', Bit - 1

Embedded system is a computer system designed to perform specific tasks, with dedicated functions and limited resources.

• Embedded systems are found in various devices such as smartphones, cars, medical equipment, and home appliances.

• They are designed to be reliable, efficient, and often operate in real-time.

• Embedded systems typically consist of a microcontroller or microprocessor, memory, input/output interfaces, and software.

• They can be programmed in various languages like C,...read more

Embedded systems are useful for controlling and monitoring various devices and systems.

• Embedded systems are used in a wide range of applications such as consumer electronics, automotive systems, industrial automation, and medical devices.

• They provide real-time control and monitoring capabilities, allowing devices to respond quickly and accurately to external events.

• Embedded systems are often used in safety-critical applications where reliability and stability are crucial.

• They...read more

A rectifier is an electrical device that converts alternating current (AC) to direct current (DC).

• Rectifiers are commonly used in power supplies to convert AC voltage to DC voltage.

• They are made up of diodes, which allow current to flow in only one direction.

• Rectifiers can be half-wave or full-wave, depending on the type of diode configuration used.

• Examples of rectifiers include bridge rectifiers, vacuum tube rectifiers, and solid-state rectifiers.

Colour coding is a system of assigning colours to objects or information to convey meaning or identification.

• Used in various fields such as electronics, wiring, and safety equipment

• Example: Red wire indicates positive polarity in electronics

• Example: Red colour on safety equipment indicates fire hazard

• Helps in quick identification and reduces errors

BERECHS stands for Basic Education Research and Evaluation Center for Human Services.

• BERECHS is a research and evaluation center that focuses on human services.

• It is a part of the College of Education at the University of Cincinnati.

• BERECHS conducts research and evaluation studies to improve human services.

• To solve queries about retired employees, one can use BERECHS's research and evaluation studies to inform decision-making.

The refrigeration cycle is a process that removes heat from a space or substance to lower its temperature.

• The cycle consists of four main components: compressor, condenser, expansion valve, and evaporator.

• The compressor increases the pressure and temperature of the refrigerant gas.

• The high-pressure gas then flows into the condenser where it releases heat and becomes a high-pressure liquid.

• The liquid refrigerant passes through the expansion valve, which reduces its pressure an...read more

An air conditioner is a device that cools and dehumidifies the air in a room or building.

• Air conditioners use refrigeration cycles to remove heat and moisture from the air.

• They consist of components such as compressors, condensers, evaporators, and fans.

• Air conditioners can be used for both cooling and heating purposes.

• Examples of air conditioners include window units, split systems, and central air conditioning systems.

The resistance is measured in ohms.

• Resistance is a measure of how much a material opposes the flow of electric current.

• The unit of resistance is ohms (Ω).

• Resistance can be calculated using Ohm's Law: R = V/I, where R is resistance, V is voltage, and I is current.

• Resistance can vary depending on the material, length, and cross-sectional area of a conductor.

• For example, a copper wire with a length of 1 meter and a cross-sectional area of 1 square millimeter has a resistance of ...read more

The sensor voltage varies depending on the specific sensor and its application.

• Sensor voltage is typically measured in volts (V).

• Different sensors may have different voltage ranges and requirements.

• For example, a temperature sensor may operate within a voltage range of 0-5V.

• Some sensors may require a specific voltage supply, while others may be designed to work with a wide range of voltages.

• It is important to consult the sensor's datasheet or specifications for accurate volta...read more

We are manufacturing electronic devices for home and office use.

• Our products include smart home devices, routers, and modems.

• We focus on creating user-friendly and efficient products.

• Our devices are designed to improve connectivity and productivity.

• Examples of our products include smart thermostats, wireless speakers, and network extenders.

Mild steel has a linear stress-strain curve until it reaches its yield point.

• Mild steel has a yield point of around 250 MPa.

• After the yield point, the curve becomes non-linear and the steel undergoes plastic deformation.

• The ultimate tensile strength of mild steel is around 400-550 MPa.

• The fracture point of mild steel is around 20-25% strain.

• The stress-strain curve of mild steel can be used to determine its mechanical properties.

Color coding is used to identify the resistance value of a resistor.

• The first band represents the first digit of the resistance value.

• The second band represents the second digit of the resistance value.

• The third band represents the multiplier.

• The fourth band represents the tolerance.

• For example, a resistor with brown, black, red, and gold bands has a resistance value of 1.0 ohm with a tolerance of +/- 5%.

Screw threads and pitch distance

• Screw threads are helical ridges on a cylindrical surface.

• Pitch distance is the distance between two adjacent threads.

• Threads can be classified as coarse or fine based on their pitch distance.

• The pitch distance is measured in millimeters or inches.

• The pitch distance determines the tightness of the fit between the screw and the nut.

• Threads can be external or internal depending on whether they are on the outside or inside of the screw.

• Examples of...read more

Sodexo is a multinational food services and facilities management company. It offers meal vouchers and cards for employee benefits.

• Sodexo is a company that provides food services and facilities management.

• It offers meal vouchers and cards for employee benefits.

• To upload a file in Sodexo login, log in to your account and follow the instructions provided.

• The file should be in a supported format and within the size limit specified by Sodexo.

Least counts are the smallest measurable values of a measuring tool.

• Least count is important for accurate measurements.

• It is the smallest value that can be measured by a tool.

• Examples include vernier calipers, micrometers, and dial gauges.

• The least count of a tool is determined by its scale markings and the number of divisions on the scale.

• The formula for calculating least count is: LC = (scale range) / (number of divisions)

Optimized code for finding pairs in an array that sum up to a given value

• Use a hash table to store the difference between the target value and each element in the array

• Iterate through the array and check if the current element is in the hash table

• If it is, then a pair with the target sum has been found

• Time complexity can be reduced to O(n) using this approach

Day to day entry RESHESTER refers to the routine tasks performed by a computer operator.

• Routine tasks such as data entry, file management, system monitoring, and troubleshooting

• Ensuring all systems are running smoothly and efficiently

• Following standard operating procedures for data input and output

• Maintaining accurate records of all activities performed

• Examples: entering customer information into a database, organizing files on a server, monitoring system performance

NAPS Claim & BOAT Claim are two different types of claims under the National Apprenticeship Promotion Scheme.

• NAPS Claim is a claim made by the employer for reimbursement of the cost incurred on providing training to the apprentice.

• BOAT Claim is a claim made by the apprentice for the stipend amount due to them during the training period.

• Both claims are processed by the Board of Apprenticeship Training (BOAT) under the Ministry of Education.

• NAPS Claim covers the cost of basic t...read more

RTD stands for Resistance Temperature Detector. It is a type of temperature sensor that measures temperature by correlating the resistance of the RTD element with temperature.

• RTD is commonly used in industrial applications for temperature measurement and control.

• It provides accurate and stable temperature readings.

• RTDs are made of pure metals or metal alloys, such as platinum, nickel, or copper.

• They are used in various industries including automotive, aerospace, pharmaceutica...read more

A MOSFET is a type of transistor that is widely used in electronic devices for switching and amplifying signals.

• MOSFET stands for Metal-Oxide-Semiconductor Field-Effect Transistor.

• It is a three-terminal device with a gate, source, and drain.

• MOSFETs are used in various applications such as power amplifiers, voltage regulators, and digital logic circuits.

• They are commonly used in computer processors, mobile phones, and power supplies.

• MOSFETs offer high switching speeds, low pow...read more

My current CTC is confidential.

• I am not comfortable sharing my current CTC as it is confidential.

• I would prefer to discuss my salary expectations for this role instead.

• I believe my skills and experience make me a strong candidate for this position.

• I am open to negotiating a fair and competitive salary based on the responsibilities and requirements of the role.

Merge sort algorithm can be modified to sort an array of strings in descending order.

• Modify the comparison function to sort in descending order

• Use the standard merge sort algorithm

• Ensure that the merge function is also modified to merge in descending order

I am currently located in New York City.

• I am in the heart of Manhattan.

• I am close to Central Park and Times Square.

• I am surrounded by skyscrapers and bustling streets.

• I am easily accessible by public transportation.

Types of fits refer to the different ways in which two parts can be joined together.

• Interference fit: where one part is slightly larger than the other to create a tight fit

• Clearance fit: where there is a small gap between the two parts

• Transition fit: where there is a small overlap between the two parts

• Force fit: where one part is pressed or forced into the other

• Examples include piston and cylinder, gears, and bearings

mutable keyword allows a member variable of a class to be modified even if the object is declared as const.

• Used to modify a const object's member variable

• Does not affect the const-ness of the object itself

• Helpful when caching values in a const member function

Inline functions in C++ are functions that are expanded in place at the point of call, rather than being called like regular functions.

• Inline functions are typically used for small, frequently called functions to reduce the function call overhead.

• They can improve performance by eliminating the function call and return overhead.

• Inline functions should be used judiciously as they can increase code size if overused.

• Example: inline int square(int x) { return x * x; }