56k modem.2. Briefly describe the main content of network management.3. Briefly describe the principles and functions of VLANs.4. Illustrate the working principle and implementation process of vlsm.5. Compare the differences between connection-oriented and connectionless services.
5. Comprehensive questions (6 points for each question, 30 points in total)1. How does IEEE 802.3 Ethernet (etheernet) Media Access Control (MAC) work?2. compare and analyze the similarities and differences between br
bandwidth of 64 KB, which of the following four levels can be obtained for a digital signal at any time?2. If the generated polynomial is 10111 and the information bit is 11111011, obtain the code word generated after the cyclic percentile bit and added to the information bit. If the code is sent by HDLC (bit filling), obtain the sending sequence.
4. Application Questions (6 points per question, 30 points in total)1. Analyze the three concession algorithms commonly used by CSMA technology;2. An
tdcomconnection uses when creating a COM object isThe User Token Of the attacker on the local computer. If the Login User auser on computer A uses the tdcomconnection class for connectionFor the COM + object on the remote computer B, co
Open the program in our w764-bit flagship computer, the use of the program, this would have been a natural, but also ordinary things, but in specific cases, there are really some time, Win7 flagship computer suddenly appear some strange fault, leading to our normal program is not normal operation, this does not , today, a user using Win7 flagship computer said th
Daosh One, life two, two born Vientiane. Oo's idea is abstract, Vientiane, and complex as a simple. 99% of programmers use OO, or the so-called Class library is designed to be useful, without having to know the internal implementation can directly achieve the desired results. A progress in productivity, A pipeline half-part production process. The programmer is only the last worker to assemble the screw on the assembly line (strictly speaking, the yard farm). C + + is a powerful tool for abstrac
In the event viewer, you can see:
Application-the COM server application (CLSID is{0c0a3166-30c9-11d0-8f20-00805f2cd064}The Local activation permission for grant the user nt authority \ network service sid (S-1-5-20 ). You can use the component service management tool to modify this security permission.
For more information, see Help and Support Center in http://go.microsoft.com/fwlink/events.asp.Method 1:
Finally, I checked a lot of English documents
about the 32-bit Win7 operation method
The last week, every time I open my Video folder, always will pop up an error box, prompted the COM surrogate has stopped working, or the explorer has stopped working, need to restart, although not affect the use, but very uncomfortable, then on the jar turned, found that this problem is very common, And there are not many people who have solved the problem, and by coincidence, I found a way to sort it out as fo
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