NOCTI PRE ENGINEERING
COMPREHENSIVE STUDY GUIDE 2026 FULL
QUESTIONS AND SOLUTIONS GRADED A+
◍ In the engineering design process, stating the problem is the___ step..
Answer: first
◍ How to develop, test, and redesign prototypes?.
Answer: Test for safety and durabilityTest for efficiency
◍ The core concepts of technology are.
Answer: skillfull research, ethical behavior, and critical thinking
◍ The binary number 100101 equals.
Answer: 37
◍ What important ethics are related to engineering situations?.
Answer: Engineers use knowledge and skill for the advancement of human
welfare. They need to be honest and impartial, increasing reputation of the
engineering profession.
◍ How heat conductors and insulators work?.
Answer: Head conductors relies on density (more particles) heat can jump
◍ How heat conductors and insulators work?.
Answer: Head conductors relies on density (more particles) heat can jump
◍ What is the formula for Ohm's Law?.
Answer: V=IRvoltage=currentxresistance
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
, ◍ What is used for mass production of plastic parts. It heats plastic injected
and extracts parts.
Answer: injection molding
◍ Ergonomics is best described as.
Answer: Fitting the job to the person
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
◍ What are the attributes of common materials?.
Answer: Ferrous- high weight/ lower conductivity/ easily corrodible/
magneticNon Ferrous- malleable/ high conductivity
◍ In the engineering design process, stating the problem is the___ step..
Answer: first
◍ How electrical safety decries function?.
Answer: Circuit breaker- to switch circuit off, surge protector, when it gets
excess/ it converse excess to ground
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
◍ How to identify electrical components and their functions?.
Answer: Diode limits- keeps current in 1 directionTranslator- amplifies or
switches on electrical signal
◍ What are the steps in the design process?.
Answer: Identify the need, research and gathering info, develop solution
(alternative solutions), choose a solution (analysis), construct a prototype,
test and evaluate
◍ How to estimate and measure the size of objects using SI and US units?.
Answer: 1 inch = 2.54 cm100 ft = 28.3 L1 gal water = 7-8 lbs
◍ What are the six simple machines?.
COMPREHENSIVE STUDY GUIDE 2026 FULL
QUESTIONS AND SOLUTIONS GRADED A+
◍ In the engineering design process, stating the problem is the___ step..
Answer: first
◍ How to develop, test, and redesign prototypes?.
Answer: Test for safety and durabilityTest for efficiency
◍ The core concepts of technology are.
Answer: skillfull research, ethical behavior, and critical thinking
◍ The binary number 100101 equals.
Answer: 37
◍ What important ethics are related to engineering situations?.
Answer: Engineers use knowledge and skill for the advancement of human
welfare. They need to be honest and impartial, increasing reputation of the
engineering profession.
◍ How heat conductors and insulators work?.
Answer: Head conductors relies on density (more particles) heat can jump
◍ How heat conductors and insulators work?.
Answer: Head conductors relies on density (more particles) heat can jump
◍ What is the formula for Ohm's Law?.
Answer: V=IRvoltage=currentxresistance
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
, ◍ What is used for mass production of plastic parts. It heats plastic injected
and extracts parts.
Answer: injection molding
◍ Ergonomics is best described as.
Answer: Fitting the job to the person
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
◍ What are the attributes of common materials?.
Answer: Ferrous- high weight/ lower conductivity/ easily corrodible/
magneticNon Ferrous- malleable/ high conductivity
◍ In the engineering design process, stating the problem is the___ step..
Answer: first
◍ How electrical safety decries function?.
Answer: Circuit breaker- to switch circuit off, surge protector, when it gets
excess/ it converse excess to ground
◍ Three ways heat is transferred.
Answer: Convection- hot to cold (no direct contact) Radiation- to contact
(vacuum) Conduction
◍ How to identify electrical components and their functions?.
Answer: Diode limits- keeps current in 1 directionTranslator- amplifies or
switches on electrical signal
◍ What are the steps in the design process?.
Answer: Identify the need, research and gathering info, develop solution
(alternative solutions), choose a solution (analysis), construct a prototype,
test and evaluate
◍ How to estimate and measure the size of objects using SI and US units?.
Answer: 1 inch = 2.54 cm100 ft = 28.3 L1 gal water = 7-8 lbs
◍ What are the six simple machines?.
