system unit of computer pdf
Tài liệu Develop computer programs for simplifying sums that involve binomial coefficients: The Art of Computer Programming, Volume 1: Fundamental Algorithms pdf
Ngày tải lên :
20/12/2013, 19:15
... proof by generating functions, another of the popular tools used by
the species Homo sapiens for the proof of identities before the computer era.
Next we’ll show what a computerized proof of ... Whitehead
1.1 Evolution of the province of human thought
One of the major themes of the past century has been the growing replacement of hu-
man thought by computer programs. Whole areas of business, scientific, ... − 1)(k − n − 1)
.
3. For each of the four parts of Problem 2 above, write out the complete proof of
the identity, using the full text of the standardized WZ proof together with the
appropriate...
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Tài liệu Feaculty of Computer Science and Engineering Department of Computer Scienc Tutorial 3 Questions pdf
Ngày tải lên :
13/02/2014, 13:20
...
Faculty of Computer Science and Engineering
Department of Computer Science
4/4
Part 2. Binary Tree
Required Questions
Question 8.
For each of the following key sequences ... duplicate_error
5. End recursive_Insert
Faculty of Computer Science and Engineering
Department of Computer Science
2/4
Return element of s is appended into q with the same order. For
example ... (compute(a,n)>compute(a,n-1))?compute(a,n):compute(a,n-1)
3233
6,5,4
4,5,6
Faculty of Computer Science and Engineering
Department of Computer Science
1/4
DATA STRUCTURES & ALGORITHMS
Tutorial 3...
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NS2 Tutorial Kameswari Chebrolu Dept. of Computer Science and Engineering, IIT Bombay pdf
Ngày tải lên :
16/03/2014, 17:20
... verification of protocols
in less time, money
●
NS offers support for simulating a variety of
protocol suites and scenarios
●
Front end is oTCL, back end is C++
●
NS is an on-going effort of research ... top of TCP
●
FTP
●
Telnet
set ftp [new Application/FTP]
$ftp attach-agent $tcp0
set telnet [new Application/Telnet]
$telnet attach-agent $tcp0
NS-2 Tutorial
Kameswari Chebrolu
Dept. of Computer ... object oriented discrete-event simulator
–
Simulator maintains list of events and executes one event after
another
–
Single thread of control: no locking or race conditions
●
Back end is C++ event...
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Báo cáo khoa học: Efficient synthesis of a disulfide-containing protein through a batch cell-free system from wheat germ pdf
Ngày tải lên :
16/03/2014, 23:20
... start of reaction. With the use of this low-DTT
extract, the scFvLH mRNA was translated in the
presence of [
14
C]Leu, and the productivity was monitored
by measuring the radioactivity of the ... detection of
antigens were also possible with the use of this immobi-
lized surface.
Keywords: cell-free synthesis; scFv; disulfide; wheat germ;
biotinylation.
As a consequence of the successes of the ... transcription/translation system.
FEBS Lett. 514, 290–294.
4786 T. Kawasaki et al. (Eur. J. Biochem. 270) Ó FEBS 2003
of protein, the surface of the cuvette was prewashed with the
same volume of the wheat-germ...
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Fundamentals of Computer Design pdf
Ngày tải lên :
24/03/2014, 04:20
...
Embedded Computers
Embedded computers, the name given to computers lodged in other devices
where the presence of the computer is not immediately obvious, are the fastest
growing portion of the computer ... of
small numbers of off-the-shelf microprocessors. Even high-end supercomputers
are being built with collections of microprocessors.
Freedom from compatibility with old designs and the use of ... microprocessors of today outperform the
supercomputer of less than 10 years ago.
Second, this dramatic rate of improvement has led to the dominance of micro-
processor-based computers across...
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Handbook of Computer Vision Algorithms in Image Algebra by Gerhard X pdf
Ngày tải lên :
28/03/2014, 14:20
... elements).
2
X
The power set of X (the set of all subsets of X).
“is an element of
“is not an element of
4 “is a subset of
Union
X * Y = {z : z X or z Y}
Let be a family of sets indexed by an ... ), then is called the set of
possible range values of a and X the spatial domain of a.
It is often convenient to let the graph of an image
represent a. The graph of an image is also
referred ... heterogeneous algebra is a collection of nonempty sets of possibly different types of elements together
with a set of finitary operations which provide the rules of combining various elements in order...
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Faculty of Computer Science and Engineering Department of Computer Science Part 2 pdf
Ngày tải lên :
28/03/2014, 15:20
...
Faculty of Computer Science and Engineering
Department of Computer Science
Page 2/10
a. f – k
b. f *k
c. f\ 10
d. f\ x
e. f* f
2
Faculty of Computer Science and ...
Faculty of Computer Science and Engineering
Department of Computer Science
Page 1/10
x
x
4
3
2
- 5
+
x
2
+ 4
x
2
4x
3
-
3x
2
-5
+
-
-4x
19
2X
2
+1
3/2x
3x
3
-1/2
Faculty of Computer ... s2{1,9,4,2}
s1{7,10}
s1{2,4,9,1,7,10}s2{rong}
s1{9,1,7,10}
s2{4,2}
pop(SourceStack,x)
pop(SourceStack,y)
Push(SourceStack,x)
Faculty of Computer Science and Engineering
Department of Computer Science
Page 9/10
Two ways of queue implementation
Basically, the principle of a queue is first in first...
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A computer system consists of hardware, system programs, and application programs figs 1
Ngày tải lên :
28/04/2014, 16:35
... multiprogramming
Fig. 1-25. Structure of the THE operating system.
Fetch
unit
Fetch
unit
Fetch
unit
Decode
unit
Decode
unit
Execute
unit
Execute
unit
Execute
unit
Execute
unit
Decode
unit
Holding
buffer
(a) ... IS AN OPERATING SYSTEM?
1.2 HISTORY OF OPERATING SYSTEMS
1.3 THE OPERATING SYSTEM ZOO
1.4 COMPUTER HARDWARE REVIEW
1.5 OPERATING SYSTEM CONCEPTS
1.6 SYSTEM CALLS
1.7 OPERATING SYSTEM STRUCTURE
1.8 ... OPERATING SYSTEMS
1.9 OUTLINE OF THE REST OF THIS BOOK
1.10 METRIC UNITS
1.11 SUMMARY
Main
procedure
Service
procedures
Utility
procedures
Fig. 1-24. A simple structuring model for a monolithic system.
...
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A computer system consists of hardware, system programs, and application programs figs 2
Ngày tải lên :
28/04/2014, 16:35
... Multiprogramming of four programs. (b) Conceptual
model of four independent, sequential processes. (c) Only one
program is active at once.
(a)
8
A
4
B
4
C
4
D
(b)
8
A
4
B
4
C
4
D
Fig. 2-39. An example of ... (c)
C
Fig. 2-30. Use of a barrier. (a) Processes approaching a barrier.
(b) All processes but one blocked at the barrier. (c) When the last
process arrives at the barrier, all of them are let through.
... page(&page);
}
(a) (b)
Fig. 2-11. A rough outline of the code for Fig. 2-10. (a) Dispatcher
thread. (b) Worker thread.
#define N 5 /
*
number of philosophers
*
/
void philosopher(int i) /
*
i:...
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A computer system consists of hardware, system programs, and application programs figs 3
Ngày tải lên :
28/04/2014, 16:35
... deadlock
A
R
B
S
C
T
(i)
A
R
B
S
C
T
(h)
A
R
B
S
C
T
(g)
A
R
B
S
C
T
(f)
A
R
B
S
C
T
(e)(d)
(c)(b)(a)
A
R
B
S
C
T
(q)
A
R
B
S
C
T
(p)
A
R
B
S
C
T
(o)
A
R
B
S
C
T
(n)
A
R
B
S
C
T
(m)
A
R
B
S
C
T
(l)(k)
A
R
B
S
C
T
Fig. 3-4. An example of how deadlock occurs and how it can be
avoided.
Tape drives
Plotters
Scanners
CD Roms
E = ( 4 ... initially
No preemption Take resources away
Circular wait Order resources numerically
Fig. 3-14. Summary of approaches to deadlock prevention.
3
DEADLOCKS
3.1 RESOURCES
3.2 INTRODUCTION TO DEADLOCKS
3.3...
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A computer system consists of hardware, system programs, and application programs figs 4
Ngày tải lên :
28/04/2014, 16:35
... the size of the
working set at time t.
(a)
Operating
system
A
(b)
Operating
system
A
B
(c)
Operating
system
A
B
C
(d)
Time
Operating
system
B
C
(e)
D
Operating
system
B
C
(f)
D
Operating
system
C
(g)
D
Operating
system
A
C
Fig. ... fields
32-Bit linear address
++
Selector Offset
Fig. 4-45. Conversion of a (selector, offset) pair to a linear
address.
w(k,t)
k
Fig. 4-20. The working set is the set of pages used by the k most
recent ... top
4M of
memory
6
5
4
3
2
1
0
1023
6
5
4
3
2
1
0
1023
Bits 10 10 12
PT1 PT2 Offset
Fig. 4-12. (a) A 32-bit address with two page table fields.
(b) Two-level page tables.
Page faults/sec
Number of...
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A computer system consists of hardware, system programs, and application programs figs 5
Ngày tải lên :
28/04/2014, 16:35
... Spiral groove
Pit
Land
2K block of
user data
Fig. 5-20. Recording structure of a compact disc or CD-ROM.
User-level I/O software
Device-independent operating system software
Device drivers
Interrupt ... Functions of the device-independent I/O software.
Computer center
Dedicated
network
connection
Switch
Disks
Thin client
Server(s)
Fig. 5-47. The architecture of the SLIM terminal system.
String ... operation
User processes
Device-independent
software
Device drivers
Interrupt handlers
Hardware
Fig. 5-16. Layers of the I/O system and the main functions of each
layer.
0
0
1
2
3
4
5
6
7
12 345678
Fig....
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A computer system consists of hardware, system programs, and application programs figs 6
Ngày tải lên :
28/04/2014, 16:35
... Attributes
Address of disk block 0
Address of disk block 1
Address of disk block 2
Address of disk block 3
Address of disk block 4
Address of disk block 5
Address of disk block 6
Address of disk block ... directory system. The letters indicate the
owners of the directories and files.
(a) (b) (c)
1 Record
Ant Fox Pig
Cat Cow Dog Goat Lion Owl Pony Rat Worm
Hen Ibis Lamb
1 Byte
Fig. 6-2. Three kinds of ... block 7
Address of block of pointers
Disk block
containing
additional
disk addresses
Fig. 6-15. An example i-node.
(a)
Disk
Main
memory
(b) (c)
Fig. 6-22. (a) An almost-full block of pointers to...
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A computer system consists of hardware, system programs, and application programs figs 7
Ngày tải lên :
28/04/2014, 16:35
... Movie
10
Movie
8
Movie
6
Movie
4
Movie
2
Movie
1
Movie
3
Movie
5
Movie
7
Movie
9
Movie
11
Cylinder
Frequency of use
Fig. 7-21. The organ-pipe distribution of files on a video server
A1 A2 A3 A4 A5
B1 B2 B3 B4
Starting moment
for ... demand.
7
MULTIMEDIA OPERATING SYSTEMS
7.1 INTRODUCTION TO MULTIMEDIA
7.2 MULTIMEDIA FILES
7.3 VIDEO COMPRESSION
7.4 MULTIMEDIA PROCESS SCHEDULING
7.5 MULTIMEDIA FILE SYSTEM PARADIGMS
7.6 FILE PLACEMENT
7.7 ... Two users watching the same movie 10 sec out of
sync. (b) Merging the two streams into one.
Y/I/Q Amplitude
DCT
xFx
y
Fy
Fig. 7-7. (a) One block of the Y matrix. (b) The DCT coefficients.
...
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