2.01
... Some system info - date, time, amount of available memory, disk space, number of users Others provide detailed performance, logging, and debugging information Typically, these programs format and print the output to the terminal or other output devices Some systems implement a registry - used to sto ...
... Some system info - date, time, amount of available memory, disk space, number of users Others provide detailed performance, logging, and debugging information Typically, these programs format and print the output to the terminal or other output devices Some systems implement a registry - used to sto ...
Department of CSE
... 4. What is spooling and buffering? 5. What are the main difference between OS for mainframe computer and personal computer? 6. Write advantages and disadvantages of Open source OS. 7. What is the purpose of interrupts? 8. What is kernel? 9. Explain system call and system boot. 10. What is system pro ...
... 4. What is spooling and buffering? 5. What are the main difference between OS for mainframe computer and personal computer? 6. Write advantages and disadvantages of Open source OS. 7. What is the purpose of interrupts? 8. What is kernel? 9. Explain system call and system boot. 10. What is system pro ...
Chapter 1: Introduction to Operating Systems
... • Application base – Combination of hardware and operating system used to develop applications – Developers and users unwilling to abandon established ...
... • Application base – Combination of hardware and operating system used to develop applications – Developers and users unwilling to abandon established ...
Introduction to Operating Systems
... Mainframe Operating Systems Server Operating Systems Multiprocessor Operating Systems Personal Computer Operating Systems Mobile Phone Operating Systems Handheld Computer Operating Systems Embedded Operating Systems Sensor Node Operating Systems Real-time Operating Systems Smart-card Operating Syste ...
... Mainframe Operating Systems Server Operating Systems Multiprocessor Operating Systems Personal Computer Operating Systems Mobile Phone Operating Systems Handheld Computer Operating Systems Embedded Operating Systems Sensor Node Operating Systems Real-time Operating Systems Smart-card Operating Syste ...
Implementing Processes, Threads, and Resources
... OS Mechanisms to Handle Performance and Exclusive use of resources •Processor Modes - hardware mode bit is used to distinguish between OS and user instructions •Kernels - most critical part of OS placed in kernel (trusted software module) •Method of invoking system service - calling a system functio ...
... OS Mechanisms to Handle Performance and Exclusive use of resources •Processor Modes - hardware mode bit is used to distinguish between OS and user instructions •Kernels - most critical part of OS placed in kernel (trusted software module) •Method of invoking system service - calling a system functio ...
2K: A Component-Based Network-Centric Operating System for the
... After thirty years of explosive growth in computing and network technology, significant advances are made in the area of distributed operating systems. Even after all these advances, we have today’s market place littered with devices such as PDAs, mobile phones, laptops, pagers, etc. which are not i ...
... After thirty years of explosive growth in computing and network technology, significant advances are made in the area of distributed operating systems. Even after all these advances, we have today’s market place littered with devices such as PDAs, mobile phones, laptops, pagers, etc. which are not i ...
Chapter 2: OS structure
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code ...
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code ...
Operating-System Structures
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code Accounting - To keep track of which users use how much and what kinds of computer resources Protection and ...
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code Accounting - To keep track of which users use how much and what kinds of computer resources Protection and ...
MIDTERM #1 - School of Computer Science
... 2. An operating system may be viewed as a resource allocator of such things as CPU time, memory space, file-storage space, I/O devices, and so on, due to the requirement that _________ . A) such things need to allocated to be useful for operating systems to work B) conflicts of resource usage must n ...
... 2. An operating system may be viewed as a resource allocator of such things as CPU time, memory space, file-storage space, I/O devices, and so on, due to the requirement that _________ . A) such things need to allocated to be useful for operating systems to work B) conflicts of resource usage must n ...
Introduction - UW Courses Web Server
... • The job may have to wait for a slow I/O operation to complete • OS picks & executes another job • OS Requirements: – Job scheduling – Memory management IBM System/360 CSS 430: Operating Systems - Introduction ...
... • The job may have to wait for a slow I/O operation to complete • OS picks & executes another job • OS Requirements: – Job scheduling – Memory management IBM System/360 CSS 430: Operating Systems - Introduction ...
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[slides] Introduction to operating systems
... Timesharing (multitasking) is logical extension in which CPU switches jobs so frequently that users can interact with each job while it is running, creating interactive computing ...
... Timesharing (multitasking) is logical extension in which CPU switches jobs so frequently that users can interact with each job while it is running, creating interactive computing ...
Discovering Computers 2005
... What are other program management features of operating systems? multiprocessing Can support two or more processors running programs at same time ...
... What are other program management features of operating systems? multiprocessing Can support two or more processors running programs at same time ...
Lecture4
... Parameters stored in a block, or table, in memory, and address of block passed as a parameter in a register This approach taken by Linux and Solaris Parameters placed, or pushed, onto the stack by the program and popped off the stack by the operating system Block and stack methods do not lim ...
... Parameters stored in a block, or table, in memory, and address of block passed as a parameter in a register This approach taken by Linux and Solaris Parameters placed, or pushed, onto the stack by the program and popped off the stack by the operating system Block and stack methods do not lim ...
- Computer Center
... • Microsoft Corporation announced on November 10, 1983, in New York City, a next-generation operating system that would provide a graphical user interface (GUI) and a multitasking environment for IBM computers. • The first version of GUI based operating system named as WINDOWS, introduced by Microso ...
... • Microsoft Corporation announced on November 10, 1983, in New York City, a next-generation operating system that would provide a graphical user interface (GUI) and a multitasking environment for IBM computers. • The first version of GUI based operating system named as WINDOWS, introduced by Microso ...
03-60-330-01 Winter 2010 - School of Computer Science
... A) determines how to do something B) determines what will be done C) is not likely to change across places D) is not likely to change over time ...
... A) determines how to do something B) determines what will be done C) is not likely to change across places D) is not likely to change over time ...
Operating-System Structures
... More reliable and secure (less code is running in kernel mode) ...
... More reliable and secure (less code is running in kernel mode) ...
2.01 - Tamkang University
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code. ...
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code. ...
Nagalaxmi Prasanna Gumpalli`s presentation on Enhancing
... capability-based access control mechanism in order to achieve security and fault tolerance. 2. Minix is a microkernel-based operating system explicitly designed for supporting restartability of its components. A reincarnation server keeps track of the system state and detects crashed components at t ...
... capability-based access control mechanism in order to achieve security and fault tolerance. 2. Minix is a microkernel-based operating system explicitly designed for supporting restartability of its components. A reincarnation server keeps track of the system state and detects crashed components at t ...
What is an Operating System?
... wait for I/O completion Device-status table contains entry for each I/O device indicating its type, address, and state Operating system indexes into I/O device table to determine device status and to modify table entry to include interrupt ...
... wait for I/O completion Device-status table contains entry for each I/O device indicating its type, address, and state Operating system indexes into I/O device table to determine device status and to modify table entry to include interrupt ...
Operating-System - Jyoti Computer Centre
... operating system called…….that modularized the kernel using the micro kernel approach. This method structure the operating system by removing all …………. components from the ……………. And implementing then as system and ……………… programs. a) Mach, Non-essential, Kernel, User-level. b) Macintosh, Essential, ...
... operating system called…….that modularized the kernel using the micro kernel approach. This method structure the operating system by removing all …………. components from the ……………. And implementing then as system and ……………… programs. a) Mach, Non-essential, Kernel, User-level. b) Macintosh, Essential, ...
3 Operating Systems
... Quite substantial amounts of time tended to be wasted between jobs and System's code to help between each phase of a job. For example a user might submit a job written in the the operators high level language Fortran along with a deck of data cards to be processed. The operator would have to load th ...
... Quite substantial amounts of time tended to be wasted between jobs and System's code to help between each phase of a job. For example a user might submit a job written in the the operators high level language Fortran along with a deck of data cards to be processed. The operator would have to load th ...
COS 318: Operating Systems Virtual Machine Monitors Prof. Margaret Martonosi Computer Science Department
... Solution: Present virtual I/O devices to guest VMs and channel I/O requests to a trusted host VM running popular OS ...
... Solution: Present virtual I/O devices to guest VMs and channel I/O requests to a trusted host VM running popular OS ...