Slide 1
... Mobile workforce extending the edge of corporate network to a user’s laptop: • User laptop at airport/ hotel can be compromised and serve as a bridge to corporate backbone ...
... Mobile workforce extending the edge of corporate network to a user’s laptop: • User laptop at airport/ hotel can be compromised and serve as a bridge to corporate backbone ...
Shared Memory IPC
... Many aspects of IPC mechanisms are duals of each other Which implies that these mechanisms have the same power First recognized in context of messages vs. procedure calls At least, IPC mechanisms can be simulated by each other Depends on model of computation And on philosophy of user In particular c ...
... Many aspects of IPC mechanisms are duals of each other Which implies that these mechanisms have the same power First recognized in context of messages vs. procedure calls At least, IPC mechanisms can be simulated by each other Depends on model of computation And on philosophy of user In particular c ...
Windows Server 2008
... – Root folder should not be cluttered with files or too many directories/folders – Each software application should have its own folder/subfolder – Similar information should be grouped (example: accounting systems or office productivity software) – Operating system files should be kept separate and ...
... – Root folder should not be cluttered with files or too many directories/folders – Each software application should have its own folder/subfolder – Similar information should be grouped (example: accounting systems or office productivity software) – Operating system files should be kept separate and ...
Module 7: Process Synchronization
... Synchronization Hardware Uniprocessors – could disable interrupts ...
... Synchronization Hardware Uniprocessors – could disable interrupts ...
threads - Bilkent University Computer Engineering Department
... – Usually slightly faster to service a request with an existing thread than create a new thread – Allows the number of threads in the application(s) to be bound to the size of the pool ...
... – Usually slightly faster to service a request with an existing thread than create a new thread – Allows the number of threads in the application(s) to be bound to the size of the pool ...
Silberschatz, Galvin and Gagne ©2013 Operating System Concepts
... Kernel keeps state info for I/O components, including open file tables, network connections, character device state ...
... Kernel keeps state info for I/O components, including open file tables, network connections, character device state ...
Why Threads? - WordPress.com
... • In the many-to-one model, many user-level threads are all mapped onto a single kernel thread. • Thread management is handled by the thread library in user space, which is very efficient. • However, if a blocking system call is made, then the entire process blocks, even if the other user threads wo ...
... • In the many-to-one model, many user-level threads are all mapped onto a single kernel thread. • Thread management is handled by the thread library in user space, which is very efficient. • However, if a blocking system call is made, then the entire process blocks, even if the other user threads wo ...
Silberschatz, Galvin and Gagne ©2009 Operating System Concepts
... Kernel keeps state info for I/O components, including open file tables, network connections, character device state ...
... Kernel keeps state info for I/O components, including open file tables, network connections, character device state ...
![[slides] Case study: Windows](http://s1.studyres.com/store/data/008424774_1-87b89c613bf8233f6d9038041cfe401c-300x300.png)
[slides] Case study: Windows
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
Why Is PCI ImPortant to my small BusIness?
... MasterCard rules require all entities that store, transmit, or process cardholder data, regardless of size, to comply with all PCI DSS requirements. Merchants with one million or fewer card-present transactions and 20,000 or fewer e-commerce transactions are classified by MasterCard as Level 4 merch ...
... MasterCard rules require all entities that store, transmit, or process cardholder data, regardless of size, to comply with all PCI DSS requirements. Merchants with one million or fewer card-present transactions and 20,000 or fewer e-commerce transactions are classified by MasterCard as Level 4 merch ...
Operating Systems II
... And ideally it does all this efficiently and robustly. Operating Systems II — Introduction & Review ...
... And ideally it does all this efficiently and robustly. Operating Systems II — Introduction & Review ...
ch16.ppt
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
ch16
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
... services to enable Windows to run programs developed for other operating system. Windows 7 uses the Win32 subsystem as the main operating ...
Chapter 16: Windows 7
... Translation for a 32-bit Virtual Address to a Physical Address 2 bit index into top-level page directory to get page directory 9 bit index into page directory to get page directory entry for page table 9 bit index into page table to get page table entry for physical page 12 bits for byte offs ...
... Translation for a 32-bit Virtual Address to a Physical Address 2 bit index into top-level page directory to get page directory 9 bit index into page directory to get page directory entry for page table 9 bit index into page table to get page table entry for physical page 12 bits for byte offs ...
Module 7: Process Synchronization
... Solution to Critical-Section Problem 1. Mutual Exclusion - If process Pi is executing in its critical section, then no other processes can be executing in their critical sections 2. Progress - If no process is executing in its critical section and there exist some processes that wish to enter their ...
... Solution to Critical-Section Problem 1. Mutual Exclusion - If process Pi is executing in its critical section, then no other processes can be executing in their critical sections 2. Progress - If no process is executing in its critical section and there exist some processes that wish to enter their ...
SanOS - jbox.dk
... • A server appliance for Java programs – Requires only power and a network connection – No monitor, keyboard, or mouse ...
... • A server appliance for Java programs – Requires only power and a network connection – No monitor, keyboard, or mouse ...
Collaborative Approaches to Medical Device Cybersecurity
... © 2016 The MITRE Corporation. All rights reserved. ...
... © 2016 The MITRE Corporation. All rights reserved. ...
LogMeIn Security – an In-Depth Look
... mainly for psychological reasons. When a user first sees a remote access solution in action, their first negative reaction is usually with regard to the security implications. This is perfectly normal, and, in fact, desirable. The real problem is that users do not immediately see the threat inherent ...
... mainly for psychological reasons. When a user first sees a remote access solution in action, their first negative reaction is usually with regard to the security implications. This is perfectly normal, and, in fact, desirable. The real problem is that users do not immediately see the threat inherent ...
CS 571 Operating Systems - GMU Computer Science
... • Program Counter (PC): contains the memory address of the next instruction to be fetched. ! • Stack Pointer (SP): points to the top of the current stack in memory. The stack contains one frame for each procedure that has been entered but not yet exited.! • Program Status Word (PSW): contains the ...
... • Program Counter (PC): contains the memory address of the next instruction to be fetched. ! • Stack Pointer (SP): points to the top of the current stack in memory. The stack contains one frame for each procedure that has been entered but not yet exited.! • Program Status Word (PSW): contains the ...