20+ Pilipinas Kyohritsu, Inc Interview Questions and Answers

8 bit microprocessor is called so because it processes data in 8 bit chunks.

• 8 bit microprocessor processes data in 8 bit chunks at a time

• It can handle data in 8 bit binary format

• Examples include Intel 8080, Zilog Z80, and MOS Technology 6502

Storage classes in C define the scope and lifetime of variables.

• Auto: Default storage class for local variables

• Register: Requests a variable to be stored in a register for faster access

• Static: Preserves the value of a variable between function calls

• Extern: Allows access to a variable declared in another file

• Thread Local Storage (TLS): Provides each thread with its own copy of a variable

Preprocessor directives are commands used by the preprocessor to perform tasks before the actual compilation process begins.

• Preprocessor directives start with a # symbol.

• They are used to include header files, define constants, and perform conditional compilation.

• Examples include #include, #define, #ifdef, #ifndef, #endif, #pragma, etc.

Series and parallel combinations are two ways of connecting components in an electrical circuit.

• In a series combination, components are connected end-to-end, so the same current flows through each component. The total resistance of the circuit is the sum of the individual resistances.

• In a parallel combination, components are connected side-by-side, so the voltage across each component is the same. The total resistance of the circuit is less than the smallest individual resist...read more

Macro code to set a bit in embedded software

• Define a macro using bitwise OR operator to set a specific bit in a register

• Example: #define SET_BIT(reg, bit) ((reg) |= (1 << (bit)))

• Call the macro with the register and bit number as arguments

The number of modes to extract in modal analysis is typically determined based on the desired accuracy of the analysis and the computational resources available.

• Consider the complexity of the structure being analyzed - more complex structures may require more modes to be extracted

• Take into account the desired accuracy of the analysis - higher accuracy may require more modes to be extracted

• Evaluate the computational resources available - extracting a large number of modes can ...read more

Ferrous materials contain iron while non-ferrous materials do not.

• Ferrous materials are magnetic while non-ferrous materials are not.

• Ferrous materials are prone to rust while non-ferrous materials are not.

• Examples of ferrous materials include steel and cast iron while examples of non-ferrous materials include aluminum and copper.

• Ferrous materials are typically stronger and more durable than non-ferrous materials.

To punch production in SAP, follow these steps:

• Create a production order in SAP

• Release the production order

• Confirm the production order

• Perform goods receipt for the production order

• Perform goods issue for the production order

To test earth resistance, various tools are used in electric fields.

• Earth resistance tester is used to measure the resistance of the earth electrode

• Digital multimeter can be used to measure the resistance of the earth electrode

• Clamp-on ground resistance tester is used to measure the resistance of the grounding system

• Megohmmeter is used to measure the insulation resistance of the electrical system

• Earth tester is used to measure the earth resistance of the soil

Measuring instruments used in quality inspection and their least counts.

• Common measuring instruments include calipers, micrometers, height gauges, and dial indicators.

• Calipers are used to measure dimensions and have a least count of 0.02 mm.

• Micrometers are used for precise measurements and have a least count of 0.01 mm.

• Height gauges are used to measure heights and have a least count of 0.02 mm.

• Dial indicators are used to measure small linear distances and have a least count o...read more

Fatigue analysis of weld is performed by applying cyclic loading to the weld and analyzing stress concentrations.

• Apply cyclic loading to the weld to simulate real-world conditions

• Analyze stress concentrations at critical points using finite element analysis

• Calculate fatigue life based on stress levels and material properties

• Consider factors such as weld geometry, residual stresses, and material defects

• Use standards like BS 7608 or API 579 for guidance

I rate myself 8 out of 10 for power electronics circuit designing.

• I have extensive experience in designing power electronics circuits for various applications.

• I am proficient in using simulation tools like LTSpice and MATLAB for circuit analysis and design.

• I have designed and implemented several power electronics circuits, including DC-DC converters, inverters, and motor drives.

• I keep myself updated with the latest trends and advancements in power electronics technology.

• I hav...read more

SAP is an enterprise resource planning software used for managing business operations and customer relations.

• SAP stands for Systems, Applications, and Products in Data Processing

• It is used by companies to manage their business operations such as finance, sales, procurement, and inventory management

• SAP also offers customer relationship management (CRM) software to manage interactions with customers

• It is widely used in industries such as manufacturing, retail, and finance

• SAP ha...read more

The unit of Newton is kilogram meter per second squared.

• Newton is the unit of force in the International System of Units (SI)

• It is defined as the force required to accelerate a mass of one kilogram at a rate of one meter per second squared

• It is represented by the symbol 'N'

• Examples of forces measured in Newtons include the weight of an object and the force required to push or pull an object

The unit of hydraulic pressure is Pascal (Pa).

• The unit of hydraulic pressure is commonly expressed in Pascal (Pa).

• Other units used for hydraulic pressure include pounds per square inch (psi) and bar.

• 1 Pascal is equal to 1 Newton per square meter.

• Hydraulic systems typically operate at pressures ranging from a few hundred to several thousand psi.

I use various Tcodes depending on the task at hand.

• For material master data maintenance, I use MM01, MM02, and MM03.

• For purchase order creation and maintenance, I use ME21N and ME22N.

• For inventory management, I use MIGO and MB51.

• For production planning, I use MD61 and MD04.

• For quality management, I use QA32 and QE51.

• For sales and distribution, I use VA01, VA02, and VA03.

A bore gauge is a tool used to measure the diameter of holes or bores with high precision.

• Consists of a set of telescoping rods that expand within the hole to measure its diameter

• Commonly used in automotive and machining industries for precise measurements

• Can be digital or analog, with digital versions providing more accurate readings

• Helps ensure proper fit of parts in manufacturing processes

Yes, it is possible to call an ISR from another ISR.

• Calling an ISR from another ISR is known as nesting ISRs.

• It is important to carefully manage the nesting depth to avoid stack overflow.

• Nested ISRs can introduce complexity and potential issues, so it should be used judiciously.

Kaizen is a Japanese business philosophy of continuous improvement involving all employees.

• Kaizen focuses on making small, incremental changes to processes to improve efficiency and quality.

• It involves employees at all levels of the organization in identifying and implementing improvements.

• Kaizen promotes a culture of continuous learning and innovation.

• Examples of kaizen include implementing a new workflow to reduce waste, standardizing procedures to improve consistency, and ...read more

Positioning tolerance refers to the allowable deviation from the desired position of an object or component.

• Positioning tolerance is a measure of how much an object or component can deviate from its intended position without affecting its functionality.

• It is typically specified in terms of a maximum allowable distance or angle.

• For example, in manufacturing, positioning tolerance is used to ensure that parts fit together correctly and function properly.

• Positioning tolerance is...read more

Micro meter least count is the smallest measurement that can be read on a micrometer.

• Least count is determined by the number of divisions on the micrometer scale and the pitch of the screw

• It is usually 0.01 mm or 0.001 mm for most micrometers

• The least count is important for accurate measurement and should be considered when selecting a micrometer for a specific application

UDS stands for Unified Diagnostic Services, a protocol used in automotive industry for communication between ECUs.

• UDS is used for diagnostic communication between ECUs in vehicles.

• It is based on the ISO 14229 standard.

• UDS allows for diagnostic services such as reading and clearing fault codes, and accessing ECU data.

• It uses a request-response mechanism, where the diagnostic tool sends a request and the ECU responds with the requested data.

• UDS supports both CAN and LIN communi...read more