Operating System Questions and Answers May 09, 2021

Write a code for power consumption for an embedded Operating system .

The concept and difference between sequential execution and concurrent execution of programs What is the difference between deadlock avoidance, detection and prevention Embedded operating system uCOSII provides two system tasks, namely Idle task and Statistical task. What are their functions. In a realtime operating system, what is priority

Spinlocks and interrupt disabling are two basic solutions to the critical section problem. Now consider an embedded system operating system, in which applications and the kernel both runs in the privilegekernel mode for efficiency. The system has only one CPU for cost reduction. Which one of the aforementioned solutions should the embedded

An operating system ( OS ) is system software that manages computer hardware and software resources and provides common services for computer programs. Discuss the main characteristics of each of the following types of operating systems. Mainframe operating systems Embedded operating systems Real-time operating systems Batch operating systems

A combination of computer hardware, software, and additional mechanical parts contributes to perform as a dedicated function as embedded system. You are required to discuss FIVE (5) typical requirement and constraint of embedded system. Explain advantages of having embedded Operating System based on existing commercial Operating System.

Rapid advances in the real-time embedded operating systems necessitate the development of Internet oriented application specific embedded operating systems. The ASOS (application specific embedded operating systems) has now become a promising research direction of the embedded operating system. Briefly define the main characteristics of the ASOS?

Explain ways in which you feel the programmers of embedded operating systems can improve on their existing attempts to secure the devices which host their programs.

1. Explain what embedded operating systems are and where theyre used 2. Describe Windows IoT (Internet of Things) and other embedded operating systems 3. Identify vulnerabilities of embedded operating systems and best practices for protecting them 4. Explain that an embedded system is any computer system that isnt a generalpurpose PC or server.

Review the following statements and select the most appropriate answer. Statement one An appointed person would take control of a first aid situation, and make arrangements to call an ambulance if one was required Statement two An appointed person may or may not be an emergency first aider a) Both statements are correct b) Statements one and two

Describe the factors that influence the performance of task scheduling and task switch. Describe the features related to the realtime performance of an embedded operating system like OSEK OS.

In tabular form, provide the number of users application & attributes for the below operating systems: Mainframe operating systems Server operating systems Multiprocessor operating systems Personal Computer operating systems Handheld Computer operating systems Embedded operating systems Sensor-Node operating systems Real-Time operating systems

What are the four major resource managers in a typical operating system. How these managers would differ in a general purpose desktop operating system and a small embedded operating system (e.g., a car engine monitoring system).

With mobile operating system attacks on the rise, it is going to be necessary to develop new solutions to mitigate cybersecurity threats. Most solutions that exist take on the form of pre-existing solutions that were meant to be used with desktop and server type operating systems. Thus, embedded operating systems are only just now starting to see

What is the purpose of an embedded operating system and why would one be used? Discuss at least two advantages and two vulnerabilities in utilizing an embedded OS. Identify what embedded operating systems are and where used. Analyze vulnerabilities of embedded operating systems. Assess any protection best practices for embedded operating systems.

In about half page give characteristics of realtime operating systems. Give examples of realtime operating systems. NOTE name them dont just give applications of them. In about half page describe what an embedded system is. Give examples of embedded systems. Are embedded systems the same as realtime systems Discuss. What are TSR processes Give

What is the advantage of an embedded scheduler in Operating Systems? please dont answer of what a embedded system is.

Give at least three specific challenges of writing an operating system for an embedded based system that is not in the desktop operating system

1. what is the function of Direct Memory Access in a computer? 2. Describe the term PAL briefly with a structural diagram? 3. as an embeded system designer you are to build some complex Embeded system that will manage the software. suggest the kind of operating system that can be used to manage the system. 4. write an Arduino program that will

How does the hardware of an embedded systems differ from hardware that typical operating systems operate on? What considerations should be made when programming these systems?

Based on the processes among different states, please fill up the state names in the circles to form a minimal set of task states in an embedded operating system. instantiate application software middleware middleware delete operating system device driver device driver wait signal dispatch The figure below shows the software and operating system

1. What are the three main objectives of operating system 2. The concept and difference between process and thread. 3. What is the difference between deadlock avoidance, detection and prevention. 4. Embedded operating system uCOSII provides two system tasks, namely Idle task and Statistical task. What are their functions.,Based on COSII, you need

Given the DH table of the three degree of freedom manipulator in Table Q1, determine the individual transformation of the robot. (15) Table Q1 1 WN 2 3 ai 0 0 0 i 0 90 0 di 0 d2 L2 0 0 03 Discuss the distinguishing factor between two broad classes of solution strategies for the manipulator. (5)

Top Secret, Inc. (TSI) is a successful operating system company whose customers include Fortune 500 companies, governments throughout the world, and major U.S. contractors. TSI makes embedded operating systems for secure terminals that control ingress/egress control systems for Wall Street firms, camera systems for one aircraft for government

Q1. For each type of the following operating systems, find at least one example of a real OS (name, version, etc.) a. MainframeServer OS b. Personal Computer Operating Systems c. HandheldMobile Computer Operating Systems d. Embedded Operating Systems e. RealTime Operating Systems Q2. What is the difference between kernel mode and user mode Why is

1. Define system software with examples 2. Define operating system and give Examples 3. What are the main tasks of the operating system 4. Give examples of operating systems for Embedded

Please Show Your Work at Part H and I Step by Steps. Thank You, I am appreciate your hard work.

The Springfield school board has made the decision to close one of its middle schools (sixth, seventh, and eighth grades) at the end of this school year and reassign all of next years middle school students to the three remaining middle schools. The school district provides bussing for all middle school students who must travel more than

Briefly explain the following terms in embedded system design process and how they are used in an embedded system design process. (i) Requirements (ii) Specification (iii) architecture design Imagine that you must design a new portable travel alarm clock with a LED digital time display. (i) (ii) Describe the user interface for the system. Give an

1. 2. 3. Assume you need to design an embedded system for indoor temperature control. As an embedded system engineer, draw the generic block diagram of simplified embedded system design with necessary components. There is a probability that an embedded system can perform its expected function for a set time period. In the context of the above

Embedded systems have to be dependable. Explain briefly the different aspects of dependability. Embedded systems have to be efficient. List the metrics which are used for evaluating their efficiency. Compare between microcontrollers and microprocessors

What is the purpose of using a computation model in embedded system design? What properties of embedded systems should be considered in the choice of a computation model?

What is an embedded system List 4 differences between a Microprocessor and a Microcontroller 18 Choose any 4 components of embedded system hardware from Figure 3 below and briefly explain their functions. Power Management Interrupt Control Peripherals Sensors Clocks Reset Control Embedded Processor Analog 1Os Embedded Flash System RAM ROM

Explain the words below (30) 1) Embedded Systems Applications of embedded systems ( more than 5) 12 disruptive technologies 3 requirements of embedded systems 5 efficient elements for embedded systems 2) PWM Moores Law Bells Law 3 Systems trends of embedded systems Logical vs Bitwise operators 3) IDE UART Oversampling for UART SPI 4) NVIC

List four (4) examples of embedded system device in food and beverage manufacturing industry. Argue whether system on chip (SoC) and multicore design trends in embedded systems design are advantages to all applications from low performance to high performance embedded products.

An embedded system will use an ADC to measure a parameter. The measurement system range is 0.0 to 9.99 and a resolution of 0.01. What is the smallest number of ADC bits that can be used

1. Explain what is embedded system is in a computer system. 2. Why the embedded system is functional 3. Mention what are the essential components of an embedded system. 4. Mention how IO devices are classified for embedded systems and list the types of InputOutput methods. 5. Explain what are realtime embedded systems. 6. Briefly explain what is a

We are asked to build an embedded system to control an oven. The embedded system receives a digital setting on PORTB between 0 and 7 that determines the desired temperature (as shown below). We will use the LM35 temperature sensor to measure the temperature in the oven. If the temperature is more than 3 C above the desired temperature, the

You are asked to conduct design analysis for two embedded systems needed for a modern car ES1 will be used for ABS braking system control and ES2 will be used for smart display and entertainment system. Compare between the two systems using the given measure. You have to use the most relevant key words in your comparison based on the requirements

Arduino is an opensource platform for making interactive projects for embedded system applications. Describe an embedded system application utilizing arduino. Discuss the required interfacing devices used in your chosen application (choose minimum how do they work, and what is their type. Show the block diagram for the all interfacing devices with

We want to design an embedded system using Arduino Uno board that will control 4 red LEDs to implement the lightening (flash) effect. The first LED only will be glow (on) for 60 ms, then it will be off and the second LED only will be glow for 60 ms and so on the third LED and finally the fourth LED.

An embedded system should be powered by batteries. Describe various measures we as the designer of the embedded system can use us to reduce energy consumption and make the battery last longer. Justify why the measures reduce consumption.

Microsoft offers several different embedded OSs. Discuss their applications, advantages, and disadvantages.

Many processor manufacturers produce processors specifically for particular embedded systems markets (e.g. automotive or aerospace). Pick a processor manufacturer and an embedded systems market they target for their product. Based on their marketing material, what characteristics of their processor does this manufacturer believe make it

What are some primary reasons why an embedded system developer would use C or C++ instead of assembly language? What are some specific problems that an embedded systems programmer can encounter while using only C or C++?

Compare and contrast the suitability of deploying the public and private key algorithm in embedded system ? In your opinion, which one is best suited for embedded system ? Justify your questions with respect to computational complexity.

What is the difference between a microprocessor, microcontroller and an embedded system In your comparison, consider aspects such as applications, internal structure, cost, power consumption and interfaces.

EMBEDDED SYSTEMS MICROCONTROLLER MICROPROCESSOR APPLICATIONS INTERNAL STRUCTURE COST POWER

Applications of embedded systems to exhibit your up-to-date knowledge and wider understanding on state-of-the-art in embedded system, prepare an evaluation report based on the current and emerging applications of embedded system including networked systems and substantiate your idea by identifying trends with key emphasis to technical and economic

Explain the embedded system and its organization with the help of a suitable diagram. Discuss the importance of embedded systems in the industry. Discuss one application enabled with embedded systems.

Circuits are used in embedded systems that can have deadly consequences if designed improperly. Discuss the best way to test your circuit to maximize the likelihood that it works properly along with the impact if it is not functioning properly. In doing so, consider the case whereby your circuit is to be utilized in the embedded systems that

Write a report to explain Why Embedded System Security is important, b- and give a real life examples of each attack types, c- and How Designing Secure Systems ?

When you want to design an Embedded System, at that time is it necessary to have the depth knowledge of Computer Architecture If yes, list any two Embedded systems with detailed descriptions including the important factors of computer architecture to be considered (list at least 5 factors) while designing an Embedded system you selected. (Factors

Consider you as an embedded system designer and assume you need to design an embedded system for the inside of a motor car for air conditioning and temperature control. Draw the generic block diagram of a simplified embedded system design with necessary components. [consider situations such as the opening of car doors, the opening of car door

Suppose An embedded system in a saline pump is used by a malnutrition patient for vitamin and mineral supply. Design an activity model for the embedded system for a patient with malnutrition?

One of the processor groups which can be used to realize any embedded system is the general-purpose processor. From the standpoint of general purpose processors feature, explain why it suits embedded system realization.

Write the difference between Embedded Systems as well as Deeply Embedded Systems Select any of the 5 examples of Embedded Systems as well as Deeply Embedded Systems based on Microprocessors Microcontrollers and have complete report covering following main points a. Board Layout Diagram b. Main Technical Features c. Comparison of all examples in

Are Embedded Systems Useful for Electrical Engineering Degree Holder If the dream of an electrical engineer is to make innovations such as drones and robots, what do you suggest to him Are embedded systems the best option

Explain main features of an embedded system with the help of examples. Most embedded systems must interact with the environment. However, embedded systems under digital signals whereas the environment deals with analog signals. How is this problem address input and output signals? Give at least two examples of two different methods for converting

As a student tutor, your colleagues informed you of an upcoming class test and asked you to teach them to better understand what embedded systems are and the characteristics of embedded systems its basic architecture, the uses of embedded systems in real life and what diagnostic tools in embedded systems are.

Analyze different embedded system design technologies. Explain the various metrics or challenges in designing modern embedded systems with examples.

What is an embedded system For the embedded system as shown in Figure identify the input and output devices. microphone sonar temperature sensor tachometer RFID reader wireless connection Embedded system for processing and control ensor LCD display switch HO electric motor computer Embedded system speaker position sens Figure A typical embedded

It is very important to choose a right processor for an embedded system. (a) List and compare the three main processor technologies. Elaborate two (2) benefits for each processor technology? (b) Point out 5 reasons why microcontrollers are preferred over microprocessors when come to embedded system design.

Research and report on embedded systems in use at their workplace, school, or home. Must give an real-life example for each of these 3 places. 1.) What type of embedded systems are currently in use (in the workplace, in schools, or in homes)? 2.) What are the next expected advances for these embedded systems currently in use (workplace, school, or

Discussion the impact of the embedded system following the embedded system in the picture below needs to be more than 10 lines with a softcopy answer GSM MODEM RS232 BuzzerSiren 8051 Motor Driver LPG Gas Sensor IR Sensor Fire Sensor Stepper Motor

What is the impact of real time embedded systems on sustainable development goals. Explain at least 5 of them with impact of real time embedded systems on them.

Elucidate the components of a typical embedded system with the aid of a block diagram. Elucidate the role of Application Specific Integrated Circuit (ASIC) in Embedded System design. Elucidate the role of DSP in embedded system design

Discuss the processor representation (the order of bytes) for IBM's PowerPC and ARM respectively.

Many embedded systems target real-time applications. Explain the real-time system Characteristics. Give three examples of embedded real-time systems. Differentiate between hard real time and soft real time embedded systems. Explain about the different components that can be used as the core of an embedded system and the applications/domain where

What is Moores law? What is its relevance for embedded system design? What is the design-productivity gap? What is its relevance for embedded system design?

An embedded system can be thought of as a computer hardware system having software embedded in it. An embedded system can be an independent system or it can be a part of a large system. Answer the following questions: A) List the components of the embedded systems. B) Define the programming language that is used in the embedded systems.

Describe at least three advantages of a centralized embedded system over a distributed embedded system. Also, describe at least three disadvantages of a centralized embedded system over a distributed embedded system.

Describe THREE (3) classifications of a multiprocessor system. Explain the issues in designing a scheduler for a multiprocessor system Provide an example of an embedded system which is applied in Transportation Sector.

Describe an example of embedded system. What is a " bus " in the context of embedded systems and describe two types of buss an embedded system ? What are the main steps in the embedded program development cycle ?

Explain the various purposes of embedded systems in detail with illustrative examples. Explain the different classifications of embedded systems. Explain the relationship between embedded systems and the Internet of Things (IoT) Explain the relationship between embedded systems and wearable systems (Wearable Computing)

Find suitable sensors for each application outlined below. In each case, based on the datasheet, create a table which shows: name, company, price, input range, output range, linearity, sensitivity, precision, accuracy, offset and response time of the introduced sensors. An embedded system to measure human bodys temperature. An embedded system to

Give a simple block diagram for an embedded system of your choice. Assume you are using an FPGA with an SOC and NIOS II. For this example embedded system that you chose, discuss at least 5 design considerations for the chosen embedded system design.

What an embedded system is about ? What are the capabilities and limitations ?

Why is it so important to optimize embedded systems? Compare different technologies for processing information in an embedded system with respect to their efficiency.

Embedded system refers to the use of electronics and software within a product. One of the major drivers in the proliferation of embedded systems is the Internet of things (IoT). Use library and online resources carry out detailed research about embedded systems and IoT. Based on your research 1. Explain embedded system and its organization with

1. Elaborate on the time-to-market design metric. 2. Write down five advantages and five disadvantages of embodiment as applied in embedded systems design. 3. Illustrate and briefly explain the typical architecture of a real time embedded system using the cell phone as an example. 4. Differentiate between synchronous and asynchronous communication

An embedded system built with Arduino Lab view, used for traffic light control system (one-way simulation, red-yellow-green light). a. Design the embedded system with simulation using proteas and Arduino Lab view. (The traffic light is equipped with a timer display).

What things need to be considered in choosing an Embedded System Device? Give an example of a comparison of 2 Embedded System Devices for implementation in Smart City.

1.Give some examples about I/O components in an embedded system 2.Describe hardware components for a mini embedded system with OS 3.What are embedded system basic requirements? 4.What is ARM processor architecture?

What is true about embedded systems architectures? What is true about the Complex Instruction Set Computer (CISC) and the Reduced Instruction Set Computer (RISC)?

Explain 5 different criteria of Embedded systems and the Internet of Things (IoT). Find 2 examples of Embedded systems and explain in detail the technical parts that make them become Embedded systems.

What is IoT? What IoT or embedded systems can be hacked? Cite two examples of hacking IoT or embedded systems and expert opinions to support your point.

Write short notes on the following concepts. i. Fundamental issues in hardware-software co-design of embedded systems ii. Computational models in embedded design

(a) Briefly explain what an embedded system is and why we need embedded system based solutions. (b) With the aid of simple functional block diagram, briefly explain how embedded systems work. (c) State four (4) unique characteristics that define embedded systems. (d) Give three (3) application areas of embedded systems and for each application

Why is the Internet of Things included in a deeply embedded system and what characters are owned by an embedded OS?

Write down the common characteristics of Embedded System and explain the impact of each one in the design, implementation, and deployment of Embedded System 1. Explain the difference between hard time and soft time constraints with examples. 2. Explain why the thread-based computation model is not appropriate for embedded system design?

Discuss ways to remove ambiguity from these non-functional requirements and the design challenges in meeting which must be overcome to build an acceptable system: The embedded system must be robust. The embedded system must be easy to use. The embedded system must be secure.

1. Give 2~3 descriptions about the concept of embedded systems 2. Name out some application domains of embedded systems 3. What is pervasive computing? 4. List out the main features of embedded systems 5. What are the main non-functional constraints of embedded systems? 6. The concept of real-time system and its relationship with embedded system

What is an embedded system for IoT? Provide two examples from everyday life for the embedded system in IoT. What is the role of a microcontroller in embedded systems for IoT?

Find a recent business or organizational problem that may be solved with big data, analytics, or AI/ML. Then propose an idea (solution) to solve the problem with a technical analytics concept. The paper must be about two (2) pages in APA format and it must have a minimum of 5 references from the approved sources that i will give to you later. Once

Write out the commands used in the Linux Bash shell to build the source file named "temp.c" which uses threads into an executable named "go_temp" and then to execute it in a linux.

Write a program that asks the user to enter three integer values. The program should then use three threads to perform the following calculations Thread 1 Calculate the maximum value of the three integers. Thread 2 Calculate the minimum value of the three integers. Thread 3 Calculate the average value of the three integers. After all the three

1. Apply OS concepts related to CPU scheduling, process synchronization, memory management and file systems to optimize the usage of system resources. 2. Use OS commands and system calls for process management, thread management, memory and file management. Question Choose any two of the preemptive or nonpreemptive scheduling algorithms of your

Write a TCP server and TCP client that meet the following requirements Write multi-process and multi-threaded TCP server with following specification A server listens on TCP port 3361, when a client establishes a connection with server, it creates a new child process The child process has maximum 2 threads for serving two different clients. If the

For FCFS and SJF algorithms study them and develop them using C programming language in a Linux environment. Consider the following data for FCFS and SJF Process Arrival Time Burst Time P1 0 14 P2 0 6 P3 0 12 P4 0 17 P5 0 4 The description of the scheduling algorithms Flowchart of Program Code output Evaluation of above two scheduling algorithms

Write a detailed report on the " Process Management Utilities " in Linux and Windows operating systems. - Explain which one is easier to use and why? - Also, suggest 3 improvements you would do if you as a developer has to create your own process management.

Answer the following questions in figure representations 1. Kernel architecture 2. Process and Thread Organization-Task state-transition diagram 3. Process Scheduling-Scheduler priority array 4. Memory Organization-Page table organization. 5. Physical Memory Allocation and Deallocation-free_area vector. 6. Page-replacement system overview 7.

Write a C program that creates and executes 2 threads (using array). This program should work as follows: 1) Input a number from user and pass it to each thread as an argument. 2) The first thread should display the square of the number 3) The second thread should display the table of the number