Explain the various feature of Linux that are useful for embedded system design.

asked Jan 19, 2018 by anonymous

108 views

Please log in or register to answer this question.

1 Answer

answered Jan 19, 2018 by anonymous
edited Mar 19, 2018 by anonymous

Various features of Linux that are used in embedded systems are as follows :

Linux is multiuser operating system.
Linux is open source and free.
Linux can be modified according to users requirements.
Linux provides stability to embedded systems.
Time to market for an embedded system is very quickly with embedded systems.
Linux can be supported with various embedded system hardware.
Development time and cost is very low which is very advantageous in an embedded system.
Linux uses Portable Operating System Interface (POSIX).
Linux has many interfaces for users.
Linux supports handling of errors.
Real-time Linux supports the group scheduling functions.

← Prev Question Next Question →

Related questions

asked Mar 28, 2018 by anonymous

Explain different models that are used to describe embedded system.

Last answer: Common computation models: Sequential program model Statements, rules for composing statements, semantics for executing them Communicating process model ... Object-oriented model For breaking complex software into simpler, well-defined pieces

0 like 0 dislike

62 views 1 answer

asked Jan 19, 2018 by anonymous

List and explain the various functions supported by Linux/RTLinux.

List and explain the various functions supported by Linux/RTLinux.

Last answer: Various functions of RTLinux is as follows: Interrupt handling functions

3 like 0 dislike

84 views 1 answer

asked Dec 16, 2017 by anonymous

What is meant by embedded Linux?

What is meant by embedded Linux?

Last answer: Linux is the operating system if we use this operating system in embedded system devices then it is known as embedded Linux. Linux is open source and free.

4 like 0 dislike

57 views 1 answer

asked Jun 20, 2020 by anonymous

Explain the need to consider following factors in design matrix of embedded system: (i) Processor (ii) Memory (iii) Power (iv) Non- recurring engineering cost.

Explain the need to consider following factors in design matrix of embedded system: (i) Processor (ii) Memory (iii) Power (iv) Non- recurring engineering cost.

Last answer: 1. Processor: Selection of processor depends upon amount of processing power and the register width required. Powerful 8bit, 16 bit, 32 bit & 64bit processors are available. The clock speed ... system is designed any number of units can be manufactured without incurring any additional design cost.

0 like 0 dislike

33 views 1 answer

asked Jan 24, 2018 by anonymous

Explain the concept of semaphore. How does this help us in solving the shared data problem in embedded system?

Last answer: A semaphore is called binary semaphore when its value is 0, it is assumed that it has been taken (or accepted) & when its value is 1, it is assumed that it has been released & no ... that are not themselves reentrant.3. A reentrant function may does not use the hardware in a nonatomic way.

1 like 0 dislike

153 views 1 answer

asked Mar 19, 2018 by anonymous

In relation to embedded Linux how TCP/IP networking is done? Explain network configuration.

In relation to embedded Linux how TCP/IP networking is done? Explain network configuration.

0 like 0 dislike

43 views 0 answers

asked Jan 23, 2018 by anonymous

Characteristics of an embedded system.

Last answer: The main characteristics of an embedded system are:1. Single functioned2. Tightly constrained3. Reactive and real time1. Single functioned:An embedded system usually executes a specific program repeatedly.Ex. Pager ... computer user. But it doesn't result in a system failure.Ex. Digital camera chip

1 like 0 dislike

70 views 1 answer

asked Dec 16, 2017 by anonymous

What are the advantages of using Linux?

What are the advantages of using Linux?

Last answer: Advantages of Linux are as follows :Linux is open source and free.Linux Is multiuser and multitasking operating system.Linux is the stable operating system.Linux is reliable.Linux can be modify according to requirements.Linux is the secure operating system.

3 like 0 dislike

71 views 1 answer

asked Jan 24, 2018 by anonymous

Liquid Crystal Display (LCD) in embedded system

Last answer: Liquid Crystal Display:-An LCD is a low-cost, low power device capable of displaying text and images. LCD's are extremely common in embedded systems since such system often does not have video monitors ... toggles the enables bit and acts as a delay so that the command can be processed and executed.

1 like 0 dislike

135 views 1 answer

asked Jan 23, 2018 by anonymous

Define embedded system.

Define embedded system.

Last answer: An embedded system is nearly any computing system other than a desktop computer. Embedded systems are hard to define because they cover such a broad range of electronic devices. It has three main components: 1. Hardware 2. Main application software 3. Real time operating system

1 like 0 dislike

97 views 1 answer

asked Jan 23, 2018 by anonymous

List the design matrix of a system implementation.

Last answer: A design metric is a measure of a implementations features such as cost, size, performance and power.Commonly used design metrics are:1.NRE cost:NRE stands for non recurring engineering cost. ... to check that manufacturing was correct.11.Safety:The probability that the system will not cause harm.

1 like 0 dislike

100 views 1 answer

asked Jan 18, 2018 by anonymous

Explain the following design matrix with suitable example.

a) Time to market b) The performance

Last answer: a) Time to market :Time to market is the time from development of an embedded system to sell it to customers is called time to market. For more profit, the time to market should be ... losses due to delayed entry.b) Performance :Latency and throughput are the two main measures of performance.

0 like 0 dislike

79 views 1 answer

asked Mar 14, 2018 by anonymous

What is design technology? Explain top down design process.

What is design technology? Explain top down design process.

Last answer: Design technology: Design technology is the manner in which we convert our concept desired system into an implementation. The three main design technologies are 1. Compilation/Synthesis ... general purpose processors and A Gate-level Netlist for special-purpose processors.

0 like 0 dislike

121 views 1 answer

asked Mar 21, 2018 by anonymous

Explain the various steps involved in designing a custom single-purpose processor.

Explain the various steps involved in designing a custom single-purpose processor.

Last answer: A single purpose processor is a digital circuit designed to execute exactly one program. It is also known as co-processor, accelerator or peripheral. It contains only ... for small quantities. Performance may not match general-purpose processors for same applications.

0 like 0 dislike

320 views 1 answer

asked Jan 20, 2018 by anonymous

Draw and describe architecture of Linux kernel.

Last answer: Linux Kernel Architecture

3 like 0 dislike

85 views 1 answer

asked Aug 25, 2017 by anonymous

Linux Kernel Architecture

Linux Kernel Architecture

Last answer: Linux Kernel Architecture: The kernel is a layer between Linux OS and hardware. When Linux is running in main memory it is divided into two parts one is user space and second is kernel space. 1.User Space 2.Kernel Space

0 like 0 dislike

173 views 2 answers

asked Jan 7 by anonymous

A poll of students appearing for masters in engineering indicating that 60% of the students believed that mechanical engineering is a profession unsuitable for women. A research study on women with master or higher degrees in mechanical engineering found that 90% of such women were successful in their professions. Which of the following can be logically inferred from the above paragraph? (A) Many students have misconceptions regarding various engineering disciplines. (B) Men with advanced degrees in mechanical engineering believe women are well suited to be mechanical engineers. (C) Mechanical engineering is a profession well suited for women with masters or higher degrees in mechanical engineering. (D) The number of women pursing higher degrees in mechanical engineering is small.

A poll of students appearing for masters in engineering indicating that 60% of the students believed that mechanical engineering is a profession unsuitable for women. A research study on women with master or higher degrees in mechanical engineering found that 90% of such women were successful in their professions. Which ... for women with masters or higher degrees in mechanical engineering. (D) The number of women pursing higher degrees in mechanical engineering is small.

Last answer: Correct option is (C). A poll says that women with masters or higher degrees in mechanical engineers are successful in their professions. This statement leads to the option (C) which is the best inference

0 like 0 dislike

10 views 1 answer

asked Mar 28, 2018 by anonymous

Sketch internal design of 4x3 ROM.

Sketch internal design of 4x3 ROM.

Last answer: The internal design of 4x3 ROM

0 like 0 dislike

610 views 1 answer

asked Aug 9, 2019 by anonymous

Explain the Mechatronics system with the help of block diagram and labeled the various elements.

Explain the Mechatronics system with the help of block diagram and labeled the various elements.

Last answer: The key elements of Mechatronics systems can be classified under following categories: Information systems Mechanical systems Electrical systems Computer systems Sensor and actuators ... is adjusted based on generated error and again signal is given to actuators and sensors.

0 like 0 dislike

122 views 1 answer

asked Mar 21, 2018 by anonymous

Describe different RT level computational and sequential components used to design single function processors.

Describe different RT level computational and sequential components used to design single function processors.

Last answer: RT-level combinational components:- To reduce the complexity in digital logic, combinational components are used, which are more powerful than logic gates. Such combinational ... during a clock edge. An asynchronous inputs value effects the circuit independent of the clock.

0 like 0 dislike

161 views 1 answer

asked Jan 17, 2018 by anonymous

Differentiate general purpose processor, single purpose processor and ASIC with respect to design matrix.

Differentiate general purpose processor, single purpose processor and ASIC with respect to design matrix, with suitable example.

Last answer: General purpose processorGeneral purpose processor is a Programmable device.General purpose processor used in microprocessor.General purpose processor have general data path with large register ... Examples of application specific processor are embedded microcontroller, network processor and DSP.

0 like 0 dislike

1.4k views 1 answer

asked May 13, 2018 by anonymous

Which of the following is used to design the ICs which are used in Computer System?

Which of the following is used to design the ICs which are used in Computer System? (A) Silicon (B) Copper (C) Zinc (D) Steel

Last answer: Which of the following is used to design the ICs which are used in Computer System? (A) Silicon (B) Copper (C) Zinc (D) Steel

0 like 0 dislike

57 views 1 answer

asked 1 day ago by anonymous

Eyes of potato are useful for (1) Nutrition (2) Respiration (3) Reproduction (4) Vegetative propagation

Eyes of potato are useful for (1) Nutrition (2) Respiration (3) Reproduction (4) Vegetative propagation

Last answer: Vegetative propagation

0 like 0 dislike

1 view 1 answer

asked Oct 3, 2018 by anonymous

State and explain the factors that govern the selection of cogeneration system for an industry.

State and explain the factors that govern the selection of cogeneration system for an industry.

Last answer: The factors that govern the selection of cogeneration system for an industry: The factors that govern the selection of cogeneration systems are very much site/situation specific. The local factors ... require is generated. If required energy demand is higher electricity purchased from grid.

0 like 0 dislike

243 views 1 answer

asked Aug 2, 2020 by anonymous

Monitors with different resolutions can be attached to a computer. The computer can also render a video at various resolutions. Assuming that the videos are played at 1:1 resolution, which of the following options is/are TRUE?

Monitors with different resolutions can be attached to a computer. The computer can also render a video at various resolutions. Assuming that the videos are played at 1:1 resolution, which of the following options is/are TRUE? A. Given a video, a monitor with a higher resolution will display it in a smaller size than a ... with a lower resolution. D. Given a monitor, a video with higher resolution will be visible in a bigger size than a video with a lower resolution.

Last answer: A D

0 like 0 dislike

54 views 1 answer

asked Jan 5 by anonymous

Design test cases for railway reservation system.

Design test cases for railway reservation system.

Last answer: Test cases for railway reservation system: Test case ID Test case objective Input data Expected result Actual result Status TC1 Login field Any valid login name (abcxyz) ... Valid train number It should accept the valid train number Train number accepted Pass

0 like 0 dislike

23 views 1 answer

asked May 12, 2018 by anonymous

Which of the following function is useful in system requiring error detection and correction codes?

Which of the following function is useful in system requiring error detection and correction codes ? (A) AND-OR (B) OR (C) AND (D) Exclusive -OR

Last answer: Which of the following function is useful in system requiring error detection and correction codes ? (A) AND-OR (B) OR (C) AND (D) Exclusive -OR

0 like 0 dislike

48 views 1 answer

asked Dec 13, 2017 by anonymous

explain skin effect in copper interconnects. what are the various ways of reducing this effect?

explain skin effect in copper interconnects. what are the various ways of reducing this effect?

Last answer: Skin effect generally observed in ac conductor in transmission network, in skin the current flowing through outer layer of conductor is more than iner area of conductor thus we can say the ... for reducing this effect we can use boundel conductor or used hollow conductor for power transmission

2 like 0 dislike

86 views 1 answer

asked Jul 22, 2019 by anonymous

Draw the block diagram of an embedded system and describe the hardware units of an embedded system.

Draw the block diagram of an embedded system and describe the hardware units of an embedded system.

Last answer: OR Explanation: The embedded system consist of different components embedded into it as follows: 1) Embedded Processor 2) Power supply , reset and Oscillator circuits 3) System timers 4) ... to store data and program. Following are types of memories used in embedded system.

0 like 0 dislike

2.8k views 1 answer

asked Apr 3, 2018 by anonymous

Which of the following is a real time embedded system? Justify your answer

Which of the following is a real time embedded system? Justify your answer (a) Ceiling Fan (b) Microwave Oven (c) Television Set (d) Desktop Key Board (e) Digital Camera Distributed under Creative Commons Attribution-ShareAlike - CC BY-SA.

Last answer: (b) and (e) are embedded systems (a) Ceiling Fans: These are not programmable. (b) & (e) obey all definitions of Embedded Systems such as (i) Working in Real Time (ii) Programmable ... mass-produced, so the cost savings may be multiplied by millions of items. Version 2 EE IIT, Kharagpur

0 like 0 dislike

88 views 1 answer

asked Jan 24, 2018 by anonymous

Explain how UART is used for communication highlighting the advantages of UART.

Last answer: UART takes parallel data and transmits serially and UART receives serial data and converts to parallel.A simple UART may possess1.Some configuration registers and2.Two independently operating processors, one ... must write data to the transmit register and/or read data from the received register.

1 like 0 dislike

133 views 1 answer

asked Jan 22, 2018 by anonymous

What is watchdog timer ? Explain the implementation of time out for ATM with block diagram and program.

What is watchdog timer ? Explain the implementation of time out for ATM with block diagram and program.

Last answer: A special type of timer is a watchdog timer, which will reset the system after a predefined timeout. Watchdog timer reset timer every X time unit, else timer generates a signal ... be loaded into timereg. This is to prevent erroneous software from unintentionally resetting the watchdog timer.

1 like 0 dislike

3.2k views 1 answer

asked Jun 20, 2020 by anonymous

State four advantages of embedded system.

State four advantages of embedded system.

Last answer: 1) Design and Efficiency 2) Cost 3) Accessibility 4) Maintenance 5) Redundancies

0 like 0 dislike

11 views 1 answer

asked Apr 3, 2018 by anonymous

Components of an Embedded System

Distributed under Creative Commons Attribution-ShareAlike - CC BY-SA.

Last answer: Components of an Embedded System By this time we know where are our Embedded Systems and what makes them stand out from other systems like Calculators, Desktop Computers, and our Old Television ... account the technical as well as economic considerations. Version 2 EE IIT, Kharagpur

0 like 0 dislike

69 views 1 answer

asked Jun 15, 2020 by anonymous

Explain the various selection factors of microcontroller suitable for application.

Explain the various selection factors of microcontroller suitable for application.

Last answer: The selection of microcontroller depends upon the type of application. The following factors must be considered while selecting the microcontroller. 1. Word length: The word length of ... and for lesser production EPROM version or CPU version with external program memory is suitable

0 like 0 dislike

14 views 1 answer

asked May 22, 2020 by anonymous

Explain the necessity of starter for D.C. motor. State various types of D.C. motor starter.

Explain the necessity of starter for D.C. motor. State various types of D.C. motor starter.

Last answer: Necessity of Starter for D.C. Motor: Armature current is given by equation Ia = (V−Eb)/Ra i) If the motor is at standstill or rest, back emf Eb is zero (as Eb= ZNP/(60A), at start speed N ... . Types of D.C. motor starters: i) Two point starter ii)Three point starter iii) Four point starter

0 like 0 dislike

82 views 1 answer

asked Mar 15, 2018 by anonymous

Is an Arduino an embedded system?

Is an Arduino an embedded system?

0 like 0 dislike

62 views 0 answers

asked Jul 26, 2020 by anonymous

Mosi-oa-Tunya - Smoke that Thunders - what natural feature

Mosi-oa-Tunya - Smoke that Thunders - what natural feature

Last answer: Victoria falls

0 like 0 dislike

23 views 1 answer

asked 4 days ago by anonymous

A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

Last answer: zero at that place

0 like 0 dislike

2 views 1 answer

asked Nov 22, 2019 by cms9874

RTL Design: Convert the given C code to a High-Level State Machine (Draw HLSM diagram). Do not optimize or change the code, simply convert as provided.list all local storage (including its size (number of bits)) that you plan to use with your HLSM.

while(1) { while(!go); done = 0; count = 0; i = 0; while(i < 64){ temp = A[i]; if((temp > 47) && (temp <58)) { count++; A[i] = temp - 48; } i = i + 1; } done = 1; }

0 like 0 dislike

174 views 0 answers

asked 1 day ago by anonymous

In coriander, the useful parts are (1) roots & leaves (2) leaves & flowers (3) leaves & dried fruits (4) flowers & dried fruits

In coriander, the useful parts are (1) roots & leaves (2) leaves & flowers (3) leaves & dried fruits (4) flowers & dried fruits

Last answer: leaves & dried fruits

0 like 0 dislike

9 views 1 answer

asked Apr 9, 2018 by anonymous

Filters with the ___ characteristic are useful when a rapid roll-off is required because it provides a roll-off rate...

Filters with the ___ characteristic are useful when a rapid roll-off is required because it provides a roll-off rate greater than –20/dB/decade/pole: (1) Butterworth (2) Chebyshev (3) Bessel (4) Elliptical

Last answer: Filters with the Chebyshev characteristic are useful when a rapid roll-off is required because it provides a roll-off rate greater than –20/dB/decade/pole.

0 like 0 dislike

74 views 1 answer

asked Apr 28, 2018 by anonymous

Which of the following statements is incorrect ? (A) Superposition theorem is useful for Linear and Non-linear

Which of the following statements is incorrect ? (A) Superposition theorem is useful for Linear and Non-linear circuit analysis when several sources are present in the circuit. (B) Thevenin's equivalent network consists of one voltage source in series with an impedance. (C) Norton's equivalent network consists of ... . (D) When both the load and source impedances are purely resistive, maximum power transfer is achieved under the condition : Load Resistance = Source Resistance

Last answer: Which of the following statements is incorrect ? (A) Superposition theorem is useful for Linear and Non-linear circuit analysis when several sources are present in the circuit. ... purely resistive, maximum power transfer is achieved under the condition : Load Resistance = Source Resistance

0 like 0 dislike

97 views 1 answer

asked Mar 29, 2018 by anonymous

The retentivity (a property) of material is useful for the construction of

Last answer: The retentivity (a property) of material is useful for the construction of permanent magnets.

0 like 0 dislike

73 views 1 answer

asked 6 days ago by anonymous

Situation Analysis is useful for: (1) Analysis of Capital Market (2) SWOT Analysis (3) Capital Market (4) Analysis of Capital Market and Capital Market

Situation Analysis is useful for: (1) Analysis of Capital Market (2) SWOT Analysis (3) Capital Market (4) Analysis of Capital Market and Capital Market

Last answer: SWOT Analysis

0 like 0 dislike

2 views 1 answer

asked 2 days ago by anonymous

Which one of the following is not a characteristic feature of alloys? They are (1) Compounds (2) Mixtures (3) Solutions (4) Homogeneous systems

Which one of the following is not a characteristic feature of alloys? They are (1) Compounds (2) Mixtures (3) Solutions (4) Homogeneous systems

Last answer: Homogeneous systems

0 like 0 dislike

1 view 1 answer

asked 3 days ago by anonymous

Which one of the following is not a feature of Indifference Curve? (1) They do not intersect each other (2) They slope downwards to the right (3) They are parallel to each other (4) They are concave to each other

Which one of the following is not a feature of Indifference Curve? (1) They do not intersect each other (2) They slope downwards to the right (3) They are parallel to each other (4) They are concave to each other

Last answer: They are concave to each other

0 like 0 dislike

2 views 1 answer

asked Mar 28, 2018 by anonymous

Wien bridge is useful for measuring

Last answer: Wien bridge is useful for measuring High frequency.

0 like 0 dislike

41 views 1 answer

asked Sep 2, 2018 by anonymous

Name the type of rectifier for each of following feature : (i) Highest rectifier efficiency (ii) Highest form factor (iii) Two diode rectifier circuit (iv) PIV = 2Vm.

Name the type of rectifier for each of following feature : (i) Highest rectifier efficiency (ii) Highest form factor (iii) Two diode rectifier circuit (iv) PIV = 2Vm.

Last answer: (i) Highest rectifier efficiency : Center tapped & Bridge full wave Rectifier (ii) Highest form factor : Center tapped & Bridge full wave Rectifier (iii) Two diode rectifier circuit : Center tapped full wave Rectifier (iv) PIV = 2Vm : Center tapped full wave Rectifier

0 like 0 dislike

64 views 1 answer

asked Mar 18, 2018 by anonymous

The magnitude of various voltage drops that occur in an alternator depends on?

The magnitude of various voltage drops that occur in an alternator depends on?

Last answer: The magnitude of various voltage drops that occur in an alternator depends on load current.

0 like 0 dislike

298 views 1 answer

...