Get premium membership and access questions with answers, video lessons as well as revision papers.
Major activities of operating systems with respect to I/O operation.
• Drivers hide the peculiarities of specific hardware devices to the user.
• OS manages the communication between the user and device drivers.
• I/O operation means read or write operation with any file or any specific i/o device.
• OS provides the access to the required i/o device when required
Softwaretech answered the question on April 29, 2019 at 11:08
- Outline Major activities of operating systems with respect to program execution(Solved)
Outline Major activities of operating systems with respect to program execution.
Date posted: April 29, 2019. Answers (1)
- Differentiate between user and kernel threads(Solved)
Differentiate between user and kernel threads.
Date posted: April 29, 2019. Answers (1)
- Briefly explain the classification of operating systems according to interface(Solved)
Briefly explain the classification of operating systems according to interface.
Date posted: April 29, 2019. Answers (1)
- Explain the classification of operating systems according to number of users(Solved)
Explain the classification of operating systems according to number of users.
Date posted: April 29, 2019. Answers (1)
- Define the following various types of process time (.i)completion time. (ii)Turn around time. (iii)waiting time.(Solved)
Define the following various types of process time
(i)Completion time.
(ii)Turn around time.
(iii)waiting time.
Date posted: April 27, 2019. Answers (1)
- What is meant by the term convoy effect?(Solved)
What is meant by the term convoy effect?
Date posted: April 27, 2019. Answers (1)
- What are the problems with first come first served scheduling algorithms?(Solved)
What are the problems with first come first served scheduling algorithms?
Date posted: April 27, 2019. Answers (1)
- List and explain five functions of an operating system(Solved)
List and explain five functions of an operating system.
Date posted: April 27, 2019. Answers (1)
- Explain the following types of schedulers. (a)long term scheduler. (b)short term scheduler. (c)medium term scheduler(Solved)
Explain the following types of schedulers.
(a)long term scheduler.
(b)short term scheduler.
(c)medium term scheduler
Date posted: April 27, 2019. Answers (1)
- Describe conditions of process scheduling queues(Solved)
Describe conditions of process scheduling queues.
Date posted: April 27, 2019. Answers (1)
- Explain the two general categories of process scheduling(Solved)
Explain the two general categories of process scheduling.
Date posted: April 27, 2019. Answers (1)
- Define the term process scheduling thus state its aims(Solved)
Define the term process scheduling thus state its aims.
Date posted: April 27, 2019. Answers (1)
- Describe process control block (pcb).(Solved)
Describe process control block (PCB).
Date posted: April 27, 2019. Answers (1)
- Outline various process states(Solved)
Outline various process states.
Date posted: April 27, 2019. Answers (1)
- Explain various divisions of process memory(Solved)
Explain various divisions of process memory.
Date posted: April 27, 2019. Answers (1)
- Differentiate between a process and a program(Solved)
Differentiate between a process and a program.
Date posted: April 27, 2019. Answers (1)
- Give at least two functions of assemblers, interpreters and compilers(Solved)
Give at least two functions of assemblers, interpreters and compilers.
Date posted: April 23, 2019. Answers (1)
- Define the term bugs as used in programming(Solved)
Define the term bugs as used in programming.
Date posted: April 23, 2019. Answers (1)
- Define the following terms as used in structured programming. (a)programming language. (b)structured programming. (c)programming paradigms(Solved)
Programming language is a set of written symbols that instructs the computer on how to perform tasks.
Structured programming is a technique of organizing computer program under which a hierarchy of modules is followed.
Programming paradigms-is the way of classifying programming languages according to the style of computer programming.
Date posted: April 23, 2019. Answers (1)
- What is an access modifier? Discuss the various types of access modifiers.(Solved)
What is an access modifier? Discuss the various types of access modifiers.
Date posted: April 12, 2019. Answers (1)