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Definition1
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protocol stack
layering different protocols on top of one another
the set of software required to process a set of protocols at various layers
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protocol stack
layering different protocols on top of one another
list of protocols used by a certain system, one protocol per layer.
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protocol stack
a collection of protocols. tcp/ip is an example. the actual software that implements the protocol suite on a particular operating system.
networks use more than one protocol, and the collection of protocols for a network is referred to as a protocol stack.
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protocol stack
a collection of protocols. tcp/ip is an example. the actual software that implements the protocol suite on a particular operating system.
al known as a protocol suite and is multiple protocols that work together to provide a network service or application.
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protocol stack
the set of software required to process a set of protocols at various layers
or a protocol suite, is made up of multiple protocols used to exchange information between computers
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protocol stack
list of protocols used by a certain system, one protocol per layer.
or a protocol suite, is made up of multiple protocols used to exchange information between computers
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protocol stack
set of software used to understand the different protocols
the set of software required to process a set of protocols at various layers
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protocol stack
different layers and are stacked one of another the set of software used to understand the different protocols
or a protocol suite, is made up of multiple protocols used to exchange information between computers
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protocol stack
it shows how the individual protocols within a suite are implemented
all the protocols from a protocol suite currently used to carry out specific functions of network communications within the computer.
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protocol stack
set of software used to understand the different protocols
list of protocols used by a certain system, one protocol per layer.
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protocol stack
the set of software required to process a set of protocols at various layers
list of protocols used by a certain system, one protocol per layer.
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protocol stack
the protocols of the various layers
the collection of networking protocols that operate at the various layers
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protocol stack
set of software used to understand the different protocols
or a protocol suite, is made up of multiple protocols used to exchange information between computers
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small groups
-minimum of 3 people -ideal number is 5 -odd numbers usually -created to complete superordinate goals
vary in size, function as systems, maintain task-oriented goals, governed by their own norms, create their own identities, preserve member cohesiveness
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small groups
are defined as any small gathering of people interacting over time in order to reach a goal.
3 to 12 people united together around common goals and feeling a sense of belonging to their social unit
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peer-to-peer network
every computer can communicate directly with every other computer.
every computer is equal and communicate with any other computer on the network that will be granted access
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peer-to-peer network
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
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peer-to-peer network
there is no central server, indivdual computers are connected to each other either locally or over a widea area network so they can share files.
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
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peer-to-peer network
consists of peer machines that exchange data with each other without a dedicated server
there is no central server, indivdual computers are connected to each other either locally or over a widea area network so they can share files.
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peer-to-peer network
allows every computer to communicate with every other computer in the network.
every computer can communicate directly with every other computer.
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peer-to-peer network
network characteristics: clients share their resources with other clients, resource sharing is made available through the clients' os
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
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peer-to-peer network
a network in which all microcomputers on the network communicate directly with one another without relying on a server.
a network relying on its interconnected computers with no use for a server.
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peer-to-peer network
network characteristics: clients share their resources with other clients, resource sharing is made available through the clients' os
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
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peer-to-peer network
- no central server, no leaders - each computer has its own functions and may share resources within the network - easy to setup - each computer maintained individually
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
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peer-to-peer network
when you allow workstation computers to become servers and share things in this manner, it is called a peer-to-peer network. no central authority
any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
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peer-to-peer network
network characteristics: clients share their resources with other clients, resource sharing is made available through the clients' os
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
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peer-to-peer network
each computer on this network is considered equal; no computer has ultimate control over another.
a type of network where all devices are equal and connected directly to each other
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peer-to-peer network
the os of each computer on the network controls access to its resources individually, without any centralization.
a network where each computer has control of itself without a centralized admin
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peer-to-peer network
consists of peer machines that exchange data with each other without a dedicated server
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
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0
peer-to-peer network
- no central server, no leaders - each computer has its own functions and may share resources within the network - easy to setup - each computer maintained individually
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
0
0
peer-to-peer network
network characteristics: clients share their resources with other clients, resource sharing is made available through the clients' os
there is no central server, indivdual computers are connected to each other either locally or over a widea area network so they can share files.
2
1
peer-to-peer network
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
2
1
peer-to-peer network
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
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peer-to-peer network
a type of network that connects two client computers directly together. the systems are independent of each other and authentication is decentralized.
a peer-to-peer network, therefore, is one in which each computer node has equal abilities. #
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peer-to-peer network
- no central server, no leaders - each computer has its own functions and may share resources within the network - easy to setup - each computer maintained individually
network characteristics: clients share their resources with other clients, resource sharing is made available through the clients' os
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peer-to-peer network
computer systems connected to each other via the internet
a network model where all computers are connected to each other and data may be shared from computer to computer.
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peer-to-peer network
a peer-to-peer network, therefore, is one in which each computer node has equal abilities. #
a network in which all microcomputers on the network communicate directly with one another without relying on a server.
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peer-to-peer network
network benefits: easy installation, usually cost less
network drawbacks: limited scalability, lower performance
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peer-to-peer network
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
there is no central server, indivdual computers are connected to each other either locally or over a widea area network so they can share files.
2
1
peer-to-peer network
consists of peer machines that exchange data with each other without a dedicated server
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
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1
peer-to-peer network
a type of network that connects two client computers directly together. and they can share their resources
a collection of interconnected devices (for example, pcs) which share their resources with one another.
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peer-to-peer network
each computer on this network is considered equal; no computer has ultimate control over another.
- most basic, low level - a computer can be connected to another via a serial port - if multiple computers needed, then a proper network required (hub)
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peer-to-peer network
- no central server, no leaders - each computer has its own functions and may share resources within the network - easy to setup - each computer maintained individually
peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads between peers. peers are equally privileged, equipotent participants in the application.
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peer-to-peer network
allows interconnected devices (ie: pcs) to share their resources with one another. these resources could be for example, files or printers.
computers share resources and share equal control over resources. inexpensive and handle small amounts of info.
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peer-to-peer network
a type of network that connects two client computers directly together. and they can share their resources
a type of network that connects two client computers directly together. doesnot need server software to be installed in each ones
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peer-to-peer network
consists of peer machines that exchange data with each other without a dedicated server
a network type where computers act as both service providers and requestors. also referred to as workgroups and has no centralized administration. suited for networks with <= 10 computers.
2
1
peer-to-peer network
a type of network that connects two client computers directly together. the systems are independent of each other and authentication is decentralized.
a network relying on its interconnected computers with no use for a server.
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1
peer-to-peer network
a network that has no dedicated servers. all computers are of equal status and can both share resources themselves and use resources from other computers, ie they are peers.
there is no central server, indivdual computers are connected to each other either locally or over a widea area network so they can share files.
2
1
peer-to-peer network
a collection of interconnected devices (for example, pcs) which share their resources with one another.
a type of network that connects two client computers directly together. doesnot need server software to be installed in each ones
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peer-to-peer network
computer architecture in which all of the computers on a network are equal and there is no computer designated as the server.
a network model where all computers are connected to each other and data may be shared from computer to computer.
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peer-to-peer network
a collection of interconnected devices (for example, pcs) which share their resources with one another.
a type of network that connects two or more host computers directly together. all computers act like clients and servers.
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peer-to-peer network
a type of network that connects two client computers directly together. the systems are independent of each other and authentication is decentralized.
a network in which all microcomputers on the network communicate directly with one another without relying on a server.
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peer-to-peer network
computer architecture in which all of the computers on a network are equal and there is no computer designated as the server.
computer systems connected to each other via the internet
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peer-to-peer network
- most basic, low level - a computer can be connected to another via a serial port - if multiple computers needed, then a proper network required (hub)
a type of network where all devices are equal and connected directly to each other
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peer-to-peer network
when a network does not have a server, all the computers are essentially equal, with programs and data distributed among them.
network of computers configured to allow certain files and folders to be shared with everyone or selected users
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peer-to-peer network
a type of network that connects two client computers directly together. doesnot need server software to be installed in each ones
a type of network that connects two or more host computers directly together. all computers act like clients and servers.
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3d shape
can be measured for length, width, and height
it has three dimensions : width, length and height
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software development process
requirements specification and architecture design implement and prototype testing debugging deploy and maintain
planning, analysis, design, implementation, testing and integration, maintenance
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software development process
any description of software development that contains some of the nine actives listed before, organized so that together they produce tested code
in order to understand, control and improve what happens as software products are built for customers.
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software development process
system that is worked through when creating a piece of software: - analysis - design - implementation - testing - documentation - evaluation - maintenance
feasibility and requirements design implementation and testing - conversion of data files installation and training maintenance
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software development process
the process of dividing software development work into distinct phases to improve design, product management and project management
a framework that is used to structure, plan and control process of developing an info system
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software development process
requirements specification and architecture design implement and prototype testing debugging deploy and maintain
system that is worked through when creating a piece of software: - analysis - design - implementation - testing - documentation - evaluation - maintenance
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semantic web
a set of design principles that will allow computers to better index pages, topics, and subjects
allow meaning information exchange and search among machines
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semantic web
- a set of design principles that will allow computers to better index web pages, topics, and subjects - enhanced search results
allow meaning information exchange and search among machines
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semantic web
•will place the basic information of the web into meaningful categories •a layered connected database of information that software agents will sift through and process automatically for us.
allow meaning information exchange and search among machines
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semantic web
a component of web 3.0 that provides a common framework that allows data to be shared and reused across application, enterprise, and community boundaries. (w3c)
an extension of the world wide web that utilizes a variety of conventions and technologies that allow machines to understand the meaning of web content.
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semantic web
an evolving extension of the web in which data is defined in such a way to make it more easily processed by computers
an evolving extension of the world wide web in which info is defined in psych a way as to make it more easily readable by computers
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semantic web
- a set of design principles that will allow computers to better index web pages, topics, and subjects - enhanced search results
•will place the basic information of the web into meaningful categories •a layered connected database of information that software agents will sift through and process automatically for us.
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generative model
a model like naive bayes makes use of this likelihood term, which expresses how to generate the features of a document if we knew it was of class c.
each cortical area in hierarchy makes predictions about the level below. probabilistic 'model' of each class; decision boundary: where 1 model becomes more likely; natural use of unlabeled data.
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whole network
- a network viewed in it's entirety - not focused on one person
network that shows the entire population (or pre-defined part of it) even nodes that are not linked. all nodes appear
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whole network
a network viewed in it's entirety (auto define) birds eye view rather than ego perspective with it's &"ego network&" all nodes appear in this network (recitation)
network that shows the entire population (or pre-defined part of it) even nodes that are not linked. all nodes appear
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whole network
- a network viewed in it's entirety - not focused on one person
a network viewed in it's entirety (auto define) birds eye view rather than ego perspective with it's &"ego network&" all nodes appear in this network (recitation)
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broad spectrum
-given to someone who's in danger of death -no time for testing
-e.g. tetracycline antibiotics
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broad spectrum
*effective against a variety of microbes
a group of disinfectants that kill bacteria, viruses, fungi, pseudomonas, formerly known as hospital grade or level
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information resources
data and other information used by businesses
the available data, technology, people, and processes within an organization to be used by the manager to perform business processes and tasks
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information resources
the available data, technology, people, and processes within an organization to be used by the manager to perform business processes and tasks. information resources can either be assets or capabilities.
data and other information used by businesses
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information resources
available data, technology, people, and processes within an organization to be used by the manager
data and other information used by businesses
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user model
conceptual model - how the user thinks the system works
a profile of all end users of the system
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hash function
turn the key that is provided into the index in the array where we want to put the data
a function that takes in the key to compute a specific hash index.
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hash function
computes a bucket index from the item's key
the computation that generates a hash value from a key
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hash function
a function used to manipulate the key of an element in a list to identify its location in the list
accept a key and return an output unique only to that specific key
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hash function
maps search key into unique location of hash table
turn the key that is provided into the index in the array where we want to put the data
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hash function
accepts an input message of any length and generates, through a one-way operation, a fixed-length output. if any part of the document is changed, a completely different function
a function that is deterministic but randomizing, i.e. whose output is a relatively small integer that appears to be a random function of the key value.
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hash function
maps keys of a given type to integers in a fixed interval [0, n - 1]
a function that takes in the key to compute a specific hash index.
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hash function
function used to map data of an arbitrary size/type to a fixed size and type
used to map data of arbitrary size into bit string of fixed sizes
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hash function
maps search key into unique location of hash table
a function that takes in the key to compute a specific hash index.
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hash function
function used to map data of an arbitrary size/type to a fixed size and type
a hash function is any function that can be used to map data of arbitrary size to data of fixed size. it is essentially used as a digital fingerprint.
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hash function
a function used to manipulate the key of an element in a list to identify its location in the list
(...) is a function that takes a group of characters (called a key) and maps it to a value of a certain length.
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hash function
takes data (like a string, or a file's contents) and outputs a hash, a fixed-size string or number.
takes a key, i.e. a string or integer, for a data record, scrambles it, and outputs an index to be used in a hash table
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hash function
used to map data of arbitrary size into bit string of fixed sizes
a hash function is any function that can be used to map data of arbitrary size to data of fixed size. it is essentially used as a digital fingerprint.
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hash function
takes an object and tells you where to put it.
the computation that generates a hash value from a key
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hash function
a function used to manipulate the key of an element in a list to identify its location in the list
performs two separate functions 1) key generation 2) constrain the key to a positive value less than the size of the table
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hash function
takes a key, i.e. a string or integer, for a data record, scrambles it, and outputs an index to be used in a hash table
a destructive function that throws away data from a string and outputs another string, and therefore cannot be decrypted. examples: sha1, sha256
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hash function
a function that maps data to some fixed data for access to create a table
turn the key that is provided into the index in the array where we want to put the data
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hash function
accept a key and return an output unique only to that specific key
performs two separate functions 1) key generation 2) constrain the key to a positive value less than the size of the table
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hash function
maps search key into unique location of hash table
a formula that provides a home position in the hash table for data
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hash function
a function that maps data to some fixed data for access to create a table
a function that takes in the key to compute a specific hash index.
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hash function
maps keys of a given type to integers in a fixed interval [0, n - 1]
turn the key that is provided into the index in the array where we want to put the data
1
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hash function
maps keys of a given type to integers in a fixed interval [0, n - 1]
a function that maps data to some fixed data for access to create a table
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hash function
keys of a given type to integers in a fixed range [0, n-1] the integer h(x) is the hash value of the key x
used to map keys to integer values