types of computer networks ppt file
Tài liệu The OSI Model: Understanding the Seven Layers of Computer Networks ppt
Ngày tải lên :
24/01/2014, 09:20
... for understanding the details of computer networking.
Since the discussion of networking often includes talk of
“extra layers”, this paper will address these unofficial
layers as well.
Finally
, ... and 10 are not offi-
cially part of the OSI model.
T
hey refer to the non-technical aspects of computer networking that often inter
-
fere with the smooth design and operation of the network.
Layer ... (RIP)
and Open version of Shortest Path First (OSPF), to learn of other networks that are present and to calculate the
best way to reach each network based on a variety of criteria (such as the...
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Tài liệu Cyber Forensics—A Field Manual for Collecting, Examining, and Preserving Evidence of Computer Crimes ppt
Ngày tải lên :
18/01/2014, 06:20
... violation of the law.
Much of today's computer related crime is not a violation of formal law. In 1979, the Justice
Department defined computer crime as any illegal act for which knowledge of computer ... documentation of computer evidence.
As a user of this field manual, you will see that this manual's strength lies with the inclusion of an
exhaustive set of chapters covering a broad variety of forensic ... will be the basis of your forensic examination. This chapter reviews
such topics as the isolation of equipment, isolation of files, tracking of Web sites visited, tracking of
log−on duration...
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Tài liệu 2.548 Mạng máy tính – K49 (Computer Networks) ppt
Ngày tải lên :
24/01/2014, 04:20
... Andrew S. Tanenbaum, Computer Networks, Pearson Education International, Fourth
Edition – 2003
[2] Joseph L. Hammond, Peter J. P. O’Reilly, Performance Analysis of Local Computer
Networks, Addison-Wesley ... Prentice Hall 2000
[4] William Stalling, Data and Computer Communications, Prentice Hall, Fifth Edition, 1997
[5] Jim Kurose, Keith Ross, Computer Networking: A Top-Down Approach Featuring ...
Internet, Addison-Wesley 2001
[6] J. Eberspaecher, Broadband Communication Networks, Lecture, Technical University of
Munich, 2000
[7] Benny Bing, Highspeed Wireless ATM and LANs, Artech House,...
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Tài liệu Fundamentals of Computer Design ppt
Ngày tải lên :
25/01/2014, 05:20
... of die + Cost of testing die + Cost of packaging and final test
Final test yield
48 Chapter 1 Fundamentals of Computer Design
Since the trace data allows a simulation of the exact ordering of ... the issue of performance and assessing performance for different
types of computing environments in Section 1.5 on page 25).
Embedded Computers
Embedded computers, the name given to computers ... other devices
where the presence of the computer is not immediately obvious, are the fastest
growing portion of the computer market. The range of application of these devic-
es goes from simple...
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Tài liệu Types of Storage Devices ppt
Ngày tải lên :
16/02/2014, 08:20
... disks store large amounts of data. New PCs
feature hard disks with capacities of 10 GB and
higher.
lesson 9 Review
ã
List four types of magnetic and four types of optical
storage devices.
ã
Identify ... disks offer capacities up to 250
MB and the portability of standard floppy disks.
ã
Disk cartridges are like small removable hard disks,
and can store up to 2 GB.
ã
Magnetic tape systems offer ... record, a small
program that runs when you first start (boot) the
computer
ã
File allocation table (FAT) – a log that records each
file& apos;s location and each sector's status
ã
Root folder...
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Principles of Digital Communication Systems and Computer Networks
Ngày tải lên :
18/09/2012, 10:13
... VĂN VĨ MSSV:08520470
Sau đây là bài dịch chương II trong sách “Principles of Digital Communication Systems and
Computer Networks của nhóm em.
Phần I – Các hệ thống truyền thông số
(Digital Communation ... trọng cho mỗi kỹ sư truyền thông.
Tài liệu tham khảo
C. E. Shannon. "A Mathematical Theory of Communication." Bell System Technical Journal, Vol. 27,
1948.
Tất cả các kỹ sư truyền thông ... Shannon đặt nền móng về lý thuyết thông tin năm 1948. Cuốn sách của ông “A Maththemathical
Theroy of Communication ” (Một lý thuyết toán học của sự truyền thông tin) được xuất bản trong Tạp chí...
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Tài liệu Handbook of Sensor Networks P1 ppt
Ngày tải lên :
23/12/2013, 01:16
... Modeling of Dynamic Wireless Sensor Networks
Symeon Papavassiliou, Jin Zhu
15.1 Introduction
15.2 Characteristics of Wireless Sensor Networks
15.3 Architecture of Sensor Networks
15.4 Modeling of ... with the College of Engineering at Florida Atlantic Uni-
versity, Boca Raton, Florida, where he is currently professor of computer science and engineering. He is
the director of the Computer Science ... the field of communications networks continues to evolve, a very interesting and challenging area —
wireless sensor networks — is rapidly coming of age. A wireless sensor network consists of a large...
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Tài liệu Orthodontists and patient´s aesthetic perception to different types of profi les modifi ed by a computer program pdf
Ngày tải lên :
19/02/2014, 17:20
... profiles with posterior positioning only in the
lower jaw. M4 and F5 (normal profile) represented
Mexican profiles with skeletal Class 1 basal relation
and incisor Class 1 with average of ... built to represent flat profiles with straight
upper and lower incisors, and lesser anterior protru-
sion of alveolar segments according to features of
Caucasian profiles.
Participants were ... the perception of facial esthetics. This
concept is supported in the present paper where
profiles with lower jaw protrusion or retrusion were
perceived as less attractive than profiles with upper...
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Tài liệu Báo cáo khoa học: "Types of Common-Sense Knowledge Needed for Recognizing Textual Entailment" ppt
Ngày tải lên :
20/02/2014, 05:20
... our
set of categories. Further surveys would be required
to validate this idea.
The 20 categories of knowledge covered 215
(97%) of the 221 statements of world knowledge
in our proofs. Of the ... then x is of type ‘person’.” Stated
in this way, these kinds of knowledge look quite dif-
ferent. If one reads our proofs from start to finish,
the flow of the argument indicates which of these
forms ... (condensed)
proof. Each line in the proof indicates either a new
piece of background knowledge brought to bear, or
a modus ponens inference from the information in
the text or previous lines of the proof....
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Tài liệu Báo cáo Y học: Prediction of protein–protein interaction sites in heterocomplexes with neural networks ppt
Ngày tải lên :
21/02/2014, 15:20
... of the protein structure is the detection of
regions of interaction by the presence of specific family
signatures in the m ultiple s equence alignment a ble t o
discriminate different t ypes of ... [27].
In spite of the wealth of approaches presently available,
the problem of predicting an interacting surface in an
unbound protein still deserves some attention, because most
of the above mentioned ... (c) class is the
probability of correct predictions [P(x) in Table 1]. P(x)
gives the accuracy of the prediction of the x class with
respect to the overall amount of total predictions made for
that...
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Tài liệu Báo cáo khoa học: "NATURAL LANGUAGE AND COMPUTER INTEBFACE DESIGN MURRAY TUROFF DEPARTMENT OF COMPUTER AND IiVFORMATION SCIENCE IIEW JERSEY INSTITUTE OF TECHNOLOGY" ppt
Ngày tải lên :
21/02/2014, 20:20
... first impression of
what a computer is like.
COMPUTERIZED CONFERENCING
Since 1973 at the New Jersey Institute of Technology,
we have been developing and evaluating the use of a
computer as a ...
made of the system. Take the general example of COBOL,
which was designed as a language to input business
oriented programs into a computer that could be under-
stood by non -computer types. ... the processing and
logical capabilities of the computer to aid in the
communication and exchange of written text (Hiltz &
Turoff, 1978). As part of this program we have been
operating...
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Báo cáo khoa học: Two types of replication protein A in seed plants Characterization of their functions in vitro and in vivo ppt
Ngày tải lên :
07/03/2014, 21:20
... shown).
Analysis of T-DNA insertion mutants and RNAi
mutants of A. thaliana homologs of OsRPA70a
and OsRPA70b (AtRPA70a and AtRPA70b)
A. thaliana was used for genetic analysis of the functions
of OsRPA70a ... cloned in
Two types of RPA in seed plants T. Ishibashi et al.
3278 FEBS Journal 272 (2005) 32703281 ê 2005 FEBS
Two types of replication protein A in seed plants
Characterization of their functions ... primers were used to
obtain a fragment of 722 bp corresponding to nt 1135–
1857 of the AtRPA70a cDNA (NM_126648), and of
683 bp corresponding to nt 823–1511 of the AtRPA70b
cDNA (NM_120884). The...
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Báo cáo Y học: Subsite mapping of the binding region of a-amylases with a computer program ppt
Ngày tải lên :
08/03/2014, 09:20
... K. (1970) Interpretation of dependency of rate parameters
on the degree of polymerization of substrate in enzyme-catalyzed
reactions. Evaluation of subsite affinities of exo-enzyme. Biochem.
Biophys. ... mapping of other
a-amylases found in the literature. Evaluations of subsite
maps of rice and barley a-amylases are thus also presented.
MATERIALS AND METHODS
SUMA
software: subsite mapping of amylases
This ... binding region of a-amylases
with a computer program
Gyoă ngyi Gye
ma
nt
1
, Gyoă rgy Hova
nszki
2
and Lili Kandra
1
1
Institute of Biochemistry, Faculty of Sciences, University of Debrecen,...
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