Name:
Reg no:
Date:
Section:
Embedded System Lab
B. Tech Vth Semester
QUIZ
1.In an embedded system, which of the following is considered a “soft” real-time system?
A. Airbag deployment system
B. Flight control system
C. Video streaming application
D. Heart pacemaker
2.Which of the following methods is commonly used to generate a time delay in microcontrollers?
A) Using hardware timers
B) Using software loops
C) Using interrupts
D) All of the above
3.Which timer mode allows for generating PWM signals?.
A) CTC (Clear Timer on Compare Match)
B) Normal mode
C) Fast PWM mode
D) Asynchronous mode
4.Which of the following is true regarding nested interrupts?
A) Only one interrupt can be handled at a time
B) Higher priority interrupts can interrupt lower priority ones
C) They require more memory than regular interrupts
D) They can lead to unresponsive systems
5.What type of technology does VLSI refer to in embedded systems?
A) Very Large Scale Integration
B) Variable Level Scale Integration
C) Very Low Scale Integration
D) Variable Logic Scale Integration
6.What does UART stand for?
A) Universal Asynchronous Receiver/Transmitter
B) Universal Asynchronous Read/Transmit
C) Universal Advanced Receiver/Transmitter
D) Universal Asynchronous Remote/Transmitter
7.Which of the following best describes an embedded system?
A) A standalone computer system
B) A system designed to perform a specific task
C) A general-purpose computing device
D) A system used for data processing
8.Moore’s Law states that the number of transistors on a chip doubles approximately every:
A. 6 months
B. 12 months
C. 18 months
D. 24 months
9.What is a primary design challenge in embedded systems?
A) High processing speed
B) Minimizing cost and power consumption
C) Maximizing storage capacity
D) Increasing software complexity
10.Which type of processor is commonly used in embedded systems?
A) General-purpose processors
B) Digital Signal Processors (DSPs)
C) Graphics Processing Units (GPUs)
D) Both A and B
11.Which technology is characterized by integrating a complete system onto a single chip?
A) Discrete component technology
B) System-on-Chip (SoC) technology
C) Field-Programmable Gate Array (FPGA) technology
D) Digital Signal Processor (DSP) technology
12.Which of the following IC technologies is programmable and allows modifications after manufacturing?
A. Full-custom ASIC
B. FPGA
C. ROM
D. Mask-programmed IC
13.Which of the following addressing modes uses a register to hold the address of the operand?
A) Direct addressing
B) Indirect addressing
C) Register addressing
D) Immediate addressing
14.Which memory type is commonly used for storing embedded system firmware?
A. DRAM
B. SRAM
C. EEPROM
D. Cache
15.What is the key characteristic of indexed addressing mode?
A) The address of the operand is determined by the sum of a base address and an index value.
B) The operand is stored in the instruction itself.
C) The address of the operand is located in a register.
D) The operand is accessed through a fixed memory address.
16.In indirect addressing mode, how is the effective address of the operand determined?
A) It is given directly in the instruction.
B) It is stored in a specified register or memory location.
C) It is calculated using a base address and an offset.
D) It is derived from the opcode of the instruction.
17.Which addressing mode allows for the use of a constant value as an operand in an instruction?
A) Direct addressing
B) Register addressing
C) Immediate addressing
D) Relative addressing
18.What does immediate addressing mode allow in an instruction?
19.What is the benefit of Direct Memory Access (DMA) in an embedded system?
20.Why are interrupts generally preferred over polling in embedded systems?
