u930973931_answers 50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the purpose of an Interrupt Service Routine (ISR) in embedded systems? (A) To initialize the system (B) To handle asynchronous events (C) To execute the main program loop (D) To manage memory allocation 2. Which programming language is commonly used for embedded systems programming? (A) … Read more
55 min Score: 0 Attempted: 0/55 Subscribe 1. Which of the following components is responsible for temporarily storing data and instructions that the CPU needs to access quickly? (A) Random Access Memory (RAM) (B) Hard Disk Drive (HDD) (C) Central Processing Unit (CPU) (D) Solid State Drive (SSD) 2. What is the purpose of the … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. Which data structure allows deleting data elements from and inserting at both ends efficiently? (A) Stack (B) Deque (C) Queue (D) Tree 2. In a binary search tree, the maximum number of nodes at level ‘k’ is: (A) 2^k – 1 (B) k (C) 2^(k-1) (D) 2^k … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. Which of the following is a high-level programming language? (A) Assembly language (B) C++ (C) Machine language (D) Binary code 2. The process of finding and correcting errors in a program is called: (A) Executing (B) Compiling (C) Debugging (D) Interpreting 3. Which of the following is … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. Which of the following is a renewable energy source? (A) Coal (B) Wind (C) Natural Gas (D) Nuclear 2. Solar panels generate electricity using: (A) Thermal energy (B) Photovoltaic effect (C) Mechanical energy (D) Chemical energy 3. Which renewable energy source depends on the gravitational pull of … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. In power systems, the term ‘bus’ refers to: (A) A type of generating station (B) A voltage level in the network (C) A transmission line (D) A type of transformer 2. The power factor of an AC circuit is defined as the: (A) Ratio of real power … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the fundamental frequency of a 50 Hz square wave? (A) 200 Hz (B) 100 Hz (C) 25 Hz (D) 50 Hz 2. Which of the following is not a characteristic of a perfect diode? (A) Infinite reverse current (B) High reverse breakdown voltage (C) Low … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. What does the term “LTE” stand for? (A) Lossless Transmission Engineering (B) Light Transmission Efficiency (C) Low-Temperature Emission (D) Long-Term Evolution 2. Which modulation technique is commonly used in Wi-Fi (802.11) networks? (A) ASK (Amplitude Shift Keying) (B) QAM (Quadrature Amplitude Modulation) (C) PSK (Phase Shift Keying) … Read more
43 min Score: 0 Attempted: 0/43 Subscribe 1. What does “photonics” refer to? (A) Study of electrons (B) Study of protons (C) Study of photons (D) Study of neutrons 2. Which of the following is NOT a property of photons? (A) Wave-particle duality (B) No rest mass (C) Speed of light in vacuum (D) Electric … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the approximate size range of nanoparticles? (A) 1-10 micrometers (B) 100-500 nanometers (C) 1-10 millimeters (D) 1-100 nanometers 2. Which of the following is not a property typically associated with nanoparticles? (A) Quantum effects (B) Enhanced mechanical strength (C) Increased chemical reactivity (D) Lower melting … Read more