Chapter 9 Embedded Operating Systems: The Hidden Threat
... and PDAs (cont’d.) Cell phone vulnerabilities Attackers listening to your phone calls Using the phone as a microphone “Cloning” the phone to make long-distance calls Get useful information for computer or network ...
... and PDAs (cont’d.) Cell phone vulnerabilities Attackers listening to your phone calls Using the phone as a microphone “Cloning” the phone to make long-distance calls Get useful information for computer or network ...
Lecture10c,Boot,process
... contains the hardware-specific files necessary to start the operating system, including the Boot.ini, Ntldr, and Ntdetect.com files. The operating system resides on the boot partition. The boot partition and system partition may or may not be the same partition. Components of the Boot.ini File The B ...
... contains the hardware-specific files necessary to start the operating system, including the Boot.ini, Ntldr, and Ntdetect.com files. The operating system resides on the boot partition. The boot partition and system partition may or may not be the same partition. Components of the Boot.ini File The B ...
Xen for UCS
... Processes with different privilege levels, so called rings, can be run on x86 CPUs. Direct access to hardware, e.g., for drivers, is only possible in Linux in Ring 0, which is represented by the kernel mode in the operating system. Unprivileged processes, so-called user space, are run in a separate ...
... Processes with different privilege levels, so called rings, can be run on x86 CPUs. Direct access to hardware, e.g., for drivers, is only possible in Linux in Ring 0, which is represented by the kernel mode in the operating system. Unprivileged processes, so-called user space, are run in a separate ...
Freshman Related Theory - Worcester Technical High School
... • Troubleshoot the boot process and other system issues. • Configure and support Transmission Control Protocol/Internet Protocol (TCP/IP). • Configure the desktop environment, and use profiles to control desktop customization. • Configure security, privacy, and connection settings for Internet Explo ...
... • Troubleshoot the boot process and other system issues. • Configure and support Transmission Control Protocol/Internet Protocol (TCP/IP). • Configure the desktop environment, and use profiles to control desktop customization. • Configure security, privacy, and connection settings for Internet Explo ...
Appendix C - Windows 2000
... to other microprocessor architectures, Windows 2000 discontinues that practice due to marketplace factors. Thus, portability now refers to portability among Intel architecture systems. Windows 2000 uses a microkernel architecture (like Mach), so enhancements can be made to one part of the operating ...
... to other microprocessor architectures, Windows 2000 discontinues that practice due to marketplace factors. Thus, portability now refers to portability among Intel architecture systems. Windows 2000 uses a microkernel architecture (like Mach), so enhancements can be made to one part of the operating ...
Install the Operating System
... The operating system (OS) controls almost all functions on a computer. In this chapter, you will learn about the components, functions, and terminology related to the Windows 7, Windows Vista , and Windows XP operating systems. ...
... The operating system (OS) controls almost all functions on a computer. In this chapter, you will learn about the components, functions, and terminology related to the Windows 7, Windows Vista , and Windows XP operating systems. ...
Windows File System
... • Windows implements RAID functionality as part of the operating system and can be used with any set of multiple disks. • RAID 0, 1 and RAID 5 are supported. • In the case of RAID 1 (disk mirroring), the two disks containing the primary and mirrored partitions may be on the same disk controller or d ...
... • Windows implements RAID functionality as part of the operating system and can be used with any set of multiple disks. • RAID 0, 1 and RAID 5 are supported. • In the case of RAID 1 (disk mirroring), the two disks containing the primary and mirrored partitions may be on the same disk controller or d ...
NP11_IM_Chapter04
... Demonstrate how to use the Open and Save dialog boxes in a typical Windows application. Take time to show all the information the Save dialog box provides—location for the file, file name, and file type—or use Figures 4-33 and 4-35. Mention that many programs allow you to set a default folder lo ...
... Demonstrate how to use the Open and Save dialog boxes in a typical Windows application. Take time to show all the information the Save dialog box provides—location for the file, file name, and file type—or use Figures 4-33 and 4-35. Mention that many programs allow you to set a default folder lo ...
A Survey of Embedded Operating System
... have embedded CPU and thus became embedded systems. For example, PDAs, cellphones, point-of-sale devices, VCRs, industrial robot control, or even your toasters can be embedded system. There is more and more demand on the embedded system market. Some report expects that the demand on embedded CPUs is ...
... have embedded CPU and thus became embedded systems. For example, PDAs, cellphones, point-of-sale devices, VCRs, industrial robot control, or even your toasters can be embedded system. There is more and more demand on the embedded system market. Some report expects that the demand on embedded CPUs is ...
files
... configure, disable, or enable OS features, such as number of files that can be opened. Used in new operating systems to support legacy software applications. ...
... configure, disable, or enable OS features, such as number of files that can be opened. Used in new operating systems to support legacy software applications. ...
ngOS01 OS Architecture
... „I was in the U.S. for a couple of weeks, so i haven‘t commented much on LINUX (not that i would have said much had i been around), but for what it is worth, i have a couple of comments now. ...
... „I was in the U.S. for a couple of weeks, so i haven‘t commented much on LINUX (not that i would have said much had i been around), but for what it is worth, i have a couple of comments now. ...
Module 7: Process Synchronization
... condition x; void acquire(int time) { // time is max usage time if (busy) x.wait(time); // wait()’s param used to order the wait queue. // Implements a “shortest time first” priority. busy = TRUE; ...
... condition x; void acquire(int time) { // time is max usage time if (busy) x.wait(time); // wait()’s param used to order the wait queue. // Implements a “shortest time first” priority. busy = TRUE; ...
File System Maintenance (continued)
... – poor network performance may workstations and servers that cannot keep up with the network ...
... – poor network performance may workstations and servers that cannot keep up with the network ...
Chapter 4
... Setting a default folder location. This is a good time to mention that many programs allow you to set a default folder location to save files. Give an example: a personal folder in Word will always be saved in C:\Personal\Yourname. Word allows you to set this folder as the default folder using Optio ...
... Setting a default folder location. This is a good time to mention that many programs allow you to set a default folder location to save files. Give an example: a personal folder in Word will always be saved in C:\Personal\Yourname. Word allows you to set this folder as the default folder using Optio ...
Windows
... – ProductType: WinNT=Workstation, ServerNT=Server not a domain controller, LanManNT=Server that is a Domain Controller – ProductSuite: indicates type of Server (Advanced, Datacenter, or for NT4: Enterprise Edition, Terminal Server, …) ...
... – ProductType: WinNT=Workstation, ServerNT=Server not a domain controller, LanManNT=Server that is a Domain Controller – ProductSuite: indicates type of Server (Advanced, Datacenter, or for NT4: Enterprise Edition, Terminal Server, …) ...
Section 3A: Windows forensics
... Exploring Microsoft File Structures • Disk space is allocated by cluster • Results in drive slack • If you create a 5000 byte Word file then on a FAT 16 1.6 GB disk then the OS reserves 1 cluster • However in FAT 16 32,000 bytes allocated to your file = 27,000 file slack • 5000 byte file uses 10 se ...
... Exploring Microsoft File Structures • Disk space is allocated by cluster • Results in drive slack • If you create a 5000 byte Word file then on a FAT 16 1.6 GB disk then the OS reserves 1 cluster • However in FAT 16 32,000 bytes allocated to your file = 27,000 file slack • 5000 byte file uses 10 se ...
Lesson 16
... and support groups that help users who need support. Open source software is also adaptable in ways proprietary software is not. If you want to add a feature, change the way something works, or otherwise alter Windows, you’re out of luck. An open source OS, however, encourages innovation. You are fr ...
... and support groups that help users who need support. Open source software is also adaptable in ways proprietary software is not. If you want to add a feature, change the way something works, or otherwise alter Windows, you’re out of luck. An open source OS, however, encourages innovation. You are fr ...
Windows 95/98/NT (Introduction)
... Figure 27.7 shows the file system architecture used by Windows 95/98. It has the following components: • IFS (Installable File System) Manager. This is the arbiter for the access to different file system components. On MS-DOS and Windows 3.x it was provided by interrupt 21h. Unfortunately, some add- ...
... Figure 27.7 shows the file system architecture used by Windows 95/98. It has the following components: • IFS (Installable File System) Manager. This is the arbiter for the access to different file system components. On MS-DOS and Windows 3.x it was provided by interrupt 21h. Unfortunately, some add- ...
Chapter 5 - Operating System Installation
... applications/services are typically referred to as networked client systems, or “thin clients.” – These machines usually contain a copy of the OS, but very little other software gets installed on these systems. – User files typically reside on a network-based file server. – Applications may reside o ...
... applications/services are typically referred to as networked client systems, or “thin clients.” – These machines usually contain a copy of the OS, but very little other software gets installed on these systems. – User files typically reside on a network-based file server. – Applications may reside o ...
Installing and Upgrading Windows
... – When BIOS does not know how to talk to a piece of hardware, the OS talks directly to the device • Most OSs use device drivers provided by the manufacturer (Bring Your Own BIOS) to interpret the language necessary to talk to a new device ...
... – When BIOS does not know how to talk to a piece of hardware, the OS talks directly to the device • Most OSs use device drivers provided by the manufacturer (Bring Your Own BIOS) to interpret the language necessary to talk to a new device ...
Slide 1
... • In Windows a process consists of program code, execution context ( the address space of the process plus such things as the access token) resources allocated to the process i.e. handles, one or more threads • Threads are the units of execution – they execute program code using the processes ...
... • In Windows a process consists of program code, execution context ( the address space of the process plus such things as the access token) resources allocated to the process i.e. handles, one or more threads • Threads are the units of execution – they execute program code using the processes ...
Introduction to UNIX/Linux - gozips.uakron.edu
... the API to perform these functions and also interface with the resource managers ...
... the API to perform these functions and also interface with the resource managers ...
Section A: Operating Systems Basics
... explanation of fragmentation discussed later in the section. Remind students that randomaccess storage allows files to become physically divided up all over a disk’s surface. Although this does not mean that the file itself becomes unreadable, it does make it harder for a drive to read the file effi ...
... explanation of fragmentation discussed later in the section. Remind students that randomaccess storage allows files to become physically divided up all over a disk’s surface. Although this does not mean that the file itself becomes unreadable, it does make it harder for a drive to read the file effi ...