Free Test Core Subject Knowledge – Enginee...

Q1: What is the time complexity of binary search on a sorted array?

A. O(n) B. O(log n) C. O(n log n) D. O(1)

Q2: Which data structure is used for implementing recursion?

A. Queue B. Stack C. Linked List D. Array

Q3: Ohm’s law states that current is proportional to:

A. Voltage B. Resistance C. Power D. Capacitance

Q4: What is the SI unit of inductance?

A. Henry B. Farad C. Ohm D. Tesla

Q5: Which type of semiconductor has more electrons than holes?

A. Intrinsic B. N-type C. P-type D. Insulator

Q6: Newton’s second law relates force to:

A. Mass and velocity B. Mass and acceleration C. Velocity and time D. Acceleration and displacement

Q7: What is the main function of a transformer?

A. Convert AC to DC B. Increase or decrease voltage C. Store energy D. Convert electrical to mechanical energy

Q8: Which logic gate outputs 1 only when both inputs are 1?

A. OR B. AND C. NOT D. NAND

Q9: What does FIFO stand for in operating systems?

A. First In First Out B. Fast Input Fast Output C. First In Fast Out D. Fast In Fast Out

Q10: In digital electronics, what is the base of the binary number system?

A. 2 B. 8 C. 10 D. 16

Q11: Kirchhoff’s Voltage Law states:

A. Sum of voltages around a closed loop is zero B. Current entering a junction equals current leaving C. Power is conserved D. Resistance adds up in series

Q12: What is the rank of a matrix?

A. Number of rows B. Number of columns C. Maximum number of linearly independent rows or columns D. Sum of elements

Q13: Which process involves converting analog signals to digital?

A. Sampling B. Quantization C. Modulation D. Encoding

Q14: What is the output of an XOR gate when inputs are 0 and 1?

A. 0 B. 1 C. Undefined D. Both 0 and 1

Q15: What is the capacitance unit?

A. Ohm B. Farad C. Henry D. Tesla

Q16: In thermodynamics, which law states that energy cannot be created or destroyed?

A. First law B. Second law C. Third law D. Zeroth law

Q17: Which algorithm is used for sorting with average time complexity O(n log n)?

A. Bubble sort B. Insertion sort C. Quick sort D. Selection sort

Q18: What is the characteristic of a ferromagnetic material?

A. No magnetism B. Permanent magnetism C. Temporary magnetism D. No response to magnetic field

Quiz for Core Subject Knowledge