software quality attributes and architecture trade offs
Tài liệu Software quality attributes and trade-offs ppt
Ngày tải lên :
20/12/2013, 19:15
... indirectly.
Quality in use is the combined effect of the quality attributes contained in all the selected quality models and
quality in use is what the users behold of the software quality when the software ... The quality model consists of several quality attributes that are used as a checklist for
determine software quality (ISO 9126-1). The quality model is dependent of the type of software and ... use.
In ISO 9126:1 there are three approaches to software quality; internal quality (quality of code), external quality
(quality of execution) and quality in use (to which extent the user needs...
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Exceptions, Attributes, and Reflection
Ngày tải lên :
05/10/2013, 07:20
...
■
EXCEPTIONS, ATTRIBUTES, AND REFLECTION
Attributes
Literally, metadata means “data about data.” Attributes represent metadata for the program
element to which it is applied. Attributes may ... Thursday, October 19, 2006 8:04 AM
276
CHAPTER 10
■
EXCEPTIONS, ATTRIBUTES, AND REFLECTION
Assembly and Module Attributes
Attributes may be applied at the assembly or the module level. You’ll ... follows:
testing
Serialization Attributes
Some .NET Framework features rely heavily on attributes. For example, serialization of types
as XML is primarily supported through applying certain attributes to classes and fields....
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Interoperability and Architecture
Ngày tải lên :
22/10/2013, 16:15
...
â2000, 2001
25
Signature Examples
ã TCP 139 and Out of Band
ã SYN and FIN flag set
ã GET . cgi-bin . /etc/passwd
–above general filter will pick up phf,
php and aglimpse common exploit
Very similar ... 1
IDIC SANS GIAC LevelTwo
â2000, 2001
1
First Principles Continued
Interoperability and
Architecture
Hello, and welcome to the second half of the First Principles section. In the previous hour, ... and data model.
S
S
S
M
M
One of the strengths of a standard like CIDF/CVE/IDWG is demonstrated by this slide. Consider the
case of a merger between two companies with different networking and...
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The return of universalist law - human rights and free trade
Ngày tải lên :
01/11/2013, 08:20
... adjudication) and expanded the earlier 1947 GATT. That
Preamble refers to ‘raising standards of living, ensuring full employment and a
large and steadily growing volume of real income and effective demand’,
expanding ... sorrow to mankind, and
to reaffirm faith in fundamental human rights, in the dignity and worth of the
human person, in the equal rights of men and women and of nations large and
small, and
to establish ... facilitate the expansion and balanced growth of international trade, and
to contribute thereby to the promotion and maintenance of high levels of
employment and real income and to the development...
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William Stallings Computer Organization and Architecture P1
Ngày tải lên :
05/11/2013, 22:15
... I/O
ã Devices and memory share an address space
ã I/O looks just like memory read/write
ã No special commands for I/O (No I/O instruction)
ü Large selection of memory access commands available
Đ ... spaces
ã Need I/O or memory select lines
ã Special commands for I/O
ỹLimited set
Interrupt Driven I/O
Basic Operation
Đ CPU issues read command
Đ I/O module gets data from peripheral whilst CPU ... identifier
Đ CPU commands contain identifier (address)
Design Issues
Đ How do you identify the module issuing the interrupt?
Đ How do you deal with multiple interrupts?
ã i.e. an interrupt handler being...
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Tài liệu Activity 5.3: Identifying Attributes and Relationships ppt
Ngày tải lên :
10/12/2013, 16:16
... 34 Activity 5.3: Identifying Attributes and Relationships
Exercise 1: Identifying Business Object Attributes ( 20 minutes)
!
Identify business object attributes
1. Participate in small ... note to the appropriate business object.
7. Extrapolate other attributes from the current list of business objects,
services, and attributes that may not have been explicitly listed in the usage ... BLANK
Activity 5.3: Identifying Attributes and Relationships 35
Exercise 2: Identifying Business Object Relationships (20 min)
!
Identify candidate relationships
1. Participate...
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Tài liệu William Stallings Computer Organization and Architecture P2 pptx
Ngày tải lên :
12/12/2013, 09:15
... Advantages of Segmentation
Đ Simplifies handling of growing data structures
Đ Allows programs to be altered and recompiled independently,
without re-linking and re-loading
Đ Lends itself to sharing ... Monitor handles scheduling
Segmentation
Đ Paging is not (usually) visible to the programmer
Đ Segmentation is visible to the programmer
Đ Usually different segments allocated to program and data
Đ ... Coalesce - Join adjacent holes into one large hole
ã Compaction - From time to time go through memory and move
all hole into one free block (c.f. disk de-fragmentation)
Long Term Scheduling
Đ Determines...
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Tài liệu William Stallings Computer Organization and Architecture P4 docx
Ngày tải lên :
12/12/2013, 09:15
... instruction and different addresses
ã e.g. VAX
Number of Addresses (a)
Đ # of address allowed in an instruction
Đ Decide the categories of processor architecture
Đ 3 addresses
ã Operand 1, Operand 2, ... depending on decision
William Stallings
Computer Organization
and Architecture
Chapter 9
Instruction Sets:
Characteristics
and Functions
Instruction Representation
Đ In machine code each ... Increment (a++)
ã Decrement (a )
ã Negate (-a)
Standard What Standard?
Đ Pentium (80x86), VAX are little-endian
Đ IBM 370, Moterola 680x0 (Mac), and most RISC are big-endian
Đ Internet is big-endian
ã...
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Tài liệu William Stallings Computer Organization and Architecture P5 pptx
Ngày tải lên :
12/12/2013, 09:15
... ROpcode
Instruction
Memory
OperandPointer to Operand
Registers
Stack Addressing
Đ Operand is (implicitly) on top of stack
Đ e.g.
ã ADD Pop top two items from stack
and add
Immediate Addressing Diagram
operandOpcode
Instruction
Size ... technique
-Tells where the operand is.
Immediate Addressing
Đ Operand is part of instruction
Đ Operand = address field
Đ e.g. ADD 5
ã Add 5 to contents of accumulator
ã 5 is operand
Đ No memory reference ... William Stallings
Computer Organization
and Architecture
Chapter 10
Instruction Sets:
Addressing Modes
and Formats
Instruction Length
Đ Affected by and affects:
ã Memory size
ã Memory organization
ã...
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Tài liệu William Stallings Computer Organization and Architecture P6 pptx
Ngày tải lên :
12/12/2013, 09:15
... Used by CRAY-1
Pipelining
Đ Fetch instruction
Đ Decode instruction
Đ Calculate operands (i.e. EAs)
Đ Fetch operands
Đ Execute instructions
Đ Write result
Đ Overlap these operations
Data Flow (Execute)
Đ ... most N bits of MBR transferred to MAR
ã Control unit requests memory read
ã Result (address of operand) moved to MBR
Data Flow (Instruction Fetch)
Đ Depends on CPU design
Đ In general:
Đ Fetch
ã...
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Tài liệu The illegal wildlife and timber trade network around Chu Yang Sin Nation Park, Dak Lak Province, Vietnam doc
Ngày tải lên :
20/12/2013, 23:15
... agents for
many small-scale traders and hunters in the area. Live animals and wildlife meat from these
large-scale traders are supplied to local restaurants, traders, and restaurants in Buon Me ... an illegal trader and logger
Address: Yang Tao commune, Lak District
Source of income: Organiser of illegal logging and trade in timber, contract carpenter
History: Timber trader and carpenter ... length and are planned in advance and mapped. During
patrols, rangers collect information on signs of hunting, trapping and logging and the number
of hunters and loggers encountered. Traps and...
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Tài liệu ADSL: Standards, Implementation, and Architecture doc
Ngày tải lên :
21/12/2013, 05:18
... consistent access to public networks and services.
ADSL: Standards, Implementation and Architecture: Analog and Digital Communication
ADSL: Standards, Implementation, and Architecture
by Charles K. ... LLC
ADSL: Standards, Implementation and Architecture: The xDSL Family of Protocols
Previous Table of Contents Next
Copyright â CRC Press LLC
ADSL: Standards, Implementation and Architecture: The ... interface and the user equipment is 192,000
ADSL: Standards, Implementation and Architecture: Table of Contents
5.2 Low-Level Drivers
5.2.1 Primitive Interfaces
5.2.2 Interrupt Servicing and Command...
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