three responsibilities of the data link layer
Tài liệu Module 7- Data Link Layer CCNA Exploration 4.0 pptx
Ngày tải lên :
22/12/2013, 13:17
... consists of virtual connections between the
nodes of a network independent of their physical layout.
– These logical signal paths are defined by Data Link layer
protocols.
• The Data Link layer ... Upper Layer Services to the Media
11
• To support a wide variety of network functions, the Data Link layer is often divided into
two sublayers: an upper sublayer and an lower sublayer.
– The ... www.bkacad.com
Overview
Upon completion of this chapter, you will be able to:
• Explain the role of Data Link layer protocols in data transmission.
• Describe how the Data Link layer prepares data for transmission...
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Tài liệu Using the Data Link Properties Dialog Box ppt
Ngày tải lên :
26/01/2014, 10:20
... Using the Data Link Properties Dialog Box
Problem
You want to display the Data Link Properties dialog
b
ox from an application so that users
can create their own database connections just as they ... and displays a Data Link Properties dialog box using the Microsoft OLE
DB Service Component through COM interop.
The C# code is shown in Example 1-10
.
Example 1-10. File: DataLinkDialogForm.cs ... reference to the Microsoft OLE DB Service
Component 1.0 Type Library from the COM tab in Visual Studio .NET's Add Reference
Dialog.
The sample code contains a single event handler:
Data Link...
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Tài liệu The Three Principles of Data Center Infrastructure Design pptx
Ngày tải lên :
24/01/2014, 11:20
... and
Prepare for the Future
Business can optimize their data centers by
selecting data center infrastructure solutions that
work together. By recognizing the value of the
data center infrastructure ... Reserved
WHITE PAPER
Page 3
The Three Principles of Data
Center Design
When you understand the three principles of data center
design, you are able to:
• Lower your total cost of ownership
• Support ... manageability.
The Three Principles of Data Center Infrastructure Design
Page 5
Choosing the Right Mix
of Equipment
Since the total spend for network infrastructure
equipment is but a fraction of the...
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Báo cáo y học: "A Comparative Effectiveness Study of Bone Density Changes in Women Over 40 Following Three Bone Health Plans Containing Variations of the Same Novel Plant-sourced Calcium"
Ngày tải lên :
25/10/2012, 11:10
... by the end of the study. In all
three groups and sub-groups, none of the normal
scores were abnormal by the end of the study. Thus, it
was our conclusion that the absence of changes in the ... further comment.
With regard to the equivalence of the groups,
while it is impossible to rule out all potentially con-
founding variables, increased confidence in the simi-
larity of the three ... age of 57.4 (41-89) which is consistent
with the age-related decline of 1% to 2% cited above
for women of menopausal age as well as with the data
reported in the meta-analysis. As for the...
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Module 9: The Transactional Data Access Layer
Ngày tải lên :
05/11/2013, 12:15
... outcome of the transaction.
Operation of CRM
The first step in the operation of the CRM is the client component’s creation of
the CRM Worker. The client component then begins using the CRM Worker. ...
satisfy the requirements of the Create Requisition use case. In the class,
include the necessary methods to obtain the next database ID. The class
should also cache database IDs from the database ... that focus on the
DAL: Module 8, The Nontransactional Data Access Layer and Module 9,
The Transactional Data Access Layer. ” The DAL is an application’s means of
access to data services....
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Tài liệu Module 8: The Nontransactional Data Access Layer doc
Ngày tải lên :
21/12/2013, 06:17
... the
database. Also, the cursor does not track changes to the underlying data.
This is useful if you need an unchanging snapshot of the data.
30 Module 8: The Nontransactional Data Access Layer ... is the first of two modules that focus on the
DAL: Module 8, The Nontransactional Data Access Layer and Module 9,
The Transactional Data Access Layer. ” The DAL is an application’s means of ... on MDAC, see the Microsoft Universal Data Access Web
site at http://www.microsoft.com /data.
Module 8: The Nontransactional Data Access Layer 43
Security
!
Connecting to the Database
!
Creating...
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OOP 05 the law of the big three -
Ngày tải lên :
12/01/2014, 16:57
... tượng - Nguyễn Minh Huy
The Law of The Big ThreeThe Law of The Big Three
Ví dụ 1:Ví dụ 1:
class Arrayclass Array
{{
private:private:
intint m_size;m_size;
intint *m _data; *m _data;
public:public:
void ... size)Array::Array(int size)
{{
m_size = size;m_size = size;
m _data = new int[m_size];m _data = new int[m_size];
}}
The Law of The Big ThreeThe Law of The Big Three
Vấn đề rò rỉ bộ nhớ:Vấn đề rò rỉ bộ nhớ:
Lớp ... tượng – GV. Nguyễn Minh Huy
m_size
m _data
Phải cài đặt lại hàm dựng sao chép!!
1 2 3 4 5101
5
m_size
m _data
101
5
The Law of The Big ThreeThe Law of The Big Three
Dr. Guru khuyên: Dr. Guru...
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- 2
Tài liệu Module 9: The Transactional Data Access Layer pptx
Ngày tải lên :
17/01/2014, 09:20
... outcome of the transaction.
Operation of CRM
The first step in the operation of the CRM is the client component’s creation of
the CRM Worker. The client component then begins using the CRM Worker. ...
satisfy the requirements of the Create Requisition use case. In the class,
include the necessary methods to obtain the next database ID. The class
should also cache database IDs from the database ... logic
layer. The transactional DAL then processes the requests by delegating the
requests to the data services layer. The transactional DAL can return to the
business logic layer either success...
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Tài liệu Báo cáo " Evaluation of ASTER Data Use in Land Use Study in the Mekong delta " pptx
Ngày tải lên :
13/02/2014, 12:20
... different types of land cover. These combinations will be used for the
classification for the land cover types for which the combination is the most
discriminative. Due to the constraints of the spatial ... resolution even of 15m are still limited for the detailed land use
mapping of the studied area. Instead of this, ASTER data provide a wide range of
spectra and we assume that there exist some ... Methodology
As the studied area is characterized by a large diversity of land use practice with
a land cover of small size, the discrimination capacity of the data is essential. ASTER
data with...
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Tài liệu THE ESTIMATION OF THE EFFECTIVE REPRODUCTIVE NUMBER FROM DISEASE OUTBREAK DATA pdf
Ngày tải lên :
13/02/2014, 16:20
... differences between the behavior of the SIR model and the data. Potential
sources of these differences include inadequacies of the mathematical model to de-
scribe the process underlying the data and issues ... final part of the
outbreak data, as there is often a period lasting ten or more weeks when there are
few cases.
We investigated whether the removal of the lowest-valued points from the data
sets ... fell below ten at the end of
the outbreak. As a notational convenience, we refer to the numbers of susceptibles
and infectives at the start of the first week of the truncated data set as S
0
and...
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Tài liệu Joint Statement of the Healthcare Coalition on Data Protection doc
Ngày tải lên :
19/02/2014, 12:20
... the concept of consent
The Coalition warmly welcomes high visibility of consent in the draft Regulation, and
endorses the philosophy that consent is the basis of trust. However the lack of ... for
a General Data Protection Regulation.
2
The Healthcare Coalition for Data Protection welcomes the Commission’s effort to
harmonise data protection requirements in the EU. The Coalition ... facilitating the secure use of health data for health purposes and patients’ rights
to privacy.
The Coalition recommends the provisions of article 81 and 83 are maintained and
clarified as the Regulation...
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Tài liệu Báo cáo khóa học: The unusual methanogenic seryl-tRNA synthetase recognizes tRNASer species from all three kingdoms of life pptx
Ngày tải lên :
19/02/2014, 12:20
... number of unpaired nucleotides at
the base of variable arm reflects the similarity to eukaryotic
tRNAs, due to the presence of at least one unpaired
nucleotide between the possible stem of the variable ... for the M. maripaludis enzyme.
Purification was facilitated by the thermophilic character of
the enzyme. Therefore, heat denaturation of E. coli proteins
was performed, and after separation of ... m
M
dithiothreitol, at flow rate of 0.5 mLÆmin
)1
,andthe
absorbance at 280 nm was monitored. The fractions of the three peaks
appearing in the elution profile (A) were subjected to SDS/PAGE. The
gel was stained...
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Tài liệu Báo cáo khoa học: The isolation and characterization of cytochrome c nitrite reductase subunits (NrfA and NrfH) from Desulfovibrio desulfuricans ATCC 27774 Re-evaluation of the spectroscopic data and redox properties ppt
Ngày tải lên :
21/02/2014, 00:20
... containing the double of NrfA
subunit in respect to the NrfH subunit. Nevertheless, inside
these huge aggregates there are species of the type a
2
b
2.
The
present findings are in agreement with the ... regard, the best combination of
the two subunits that match the smallest molecular mass is
a
2
b
2
. Overnight incubation of the protein in this detergent
led to a decrease of the area of the first ... considered to be the site where
electrons enter. In addition, the reassessment of the spect-
roscopic data allowed the first partial spectroscopic charac-
terization of the NrfH subunit. The four NrfH...
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Tài liệu Báo cáo Y học: Soluble silk-like organic matrix in the nacreous layer of the bivalve Pinctada maxima A new insight in the biomineralization field pptx
Ngày tải lên :
21/02/2014, 01:21
... around the sides of the
small mineral particles. In the five-layered model of nacre
organic matrix organization [7,60] the surface layers, also
called the ÔenvelopeÕ by the authors, are the aspartic ... Some
important roles were ascribed to them as the control of
nucleation, the growth and the inhibition of crystal forma-
tion [8,73]. The other compounds of the nacre organic
matrix, present in ... volume. The low molecular weight peak due to
the use of EDTA, often mentioned in the literature [24,33],
was not observed in the size-exclusion profiles of the
EDTA-SM extract (Fig. 1B).
The fractionation...
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Đề tài " Global well-posedness of the three-dimensional viscous primitive equations of large scale ocean and atmosphere dynamics " doc
Ngày tải lên :
06/03/2014, 08:21
... on the initial data and the other phys-
ical parameters of the system (1)–(16), was established in [15] and [33]. Let
Annals of Mathematics
Global well-posedness of the
three- dimensional ... account for the buoyancy forces and stratification effects under the
Boussinesq approximation. Moreover, and due to the shallowness of the oceans
and the atmosphere, i.e., the depth of the fluid layer ... the initial data.
Proof. As indicated earlier the short time existence of the strong solution
was established in [15] and [33]. Let (v,T) be the strong solution corresponding
to the initial data...
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- the data link layer
- the role of data link layer
- what is the importance of data link layer
- the responsibilities of data link layer
- discuss the important responsibilities of data link layer in osi model
- what are the responsibilities of the data link layer in the tcpip internet model
- 3 responsibilities of the data link layer
- three responsibilities of the data link layer
- the data link layer by behrouz forouzan ppt
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