logo

MCQ Problems / Explanations



________of data means that the attributes within a given entity are fully dependent on the entire primary key of th...

Last updated: 14 hour ago

________ displays of data such as maps, charts and other graphical representation allow data to be presented compac...

Last updated: 14 hour ago

The ___________ engine for a data warehouse supports query-triggered usage of data

Last updated: 14 hour ago

_______ is concerned with discovering the model underlying the link structures of the web

Last updated: 14 hour ago

__________ describes the discovery of useful information from the web contents

Last updated: 14 hour ago

In web mining, _________ is used to know which URLs tend to be requested together

Last updated: 14 hour ago

In web mining, _________ is used to know the order in which URLs tend to be accessed

Last updated: 14 hour ago

In web mining, _______ is used to find natural groupings of users, pages, etc

Last updated: 14 hour ago

The ________ propose a measure of standing a node based on path counting

Last updated: 14 hour ago

_________ is the way of studying the web link structure

Last updated: 14 hour ago

_______ mining is concerned with discovering the model underlying the link structures of the web

Last updated: 14 hour ago

Research on mining multi-types of data is termed as _______ data

Last updated: 14 hour ago

Web content mining describes the discovery of useful information from the _______contents

Last updated: 14 hour ago

NLP stands for _________

Last updated: 14 hour ago

Which of the following is an operation in genetic algorithm?

Last updated: 14 hour ago

The mutation operator ______

Last updated: 14 hour ago

Crossover is used to _______

Last updated: 14 hour ago

The RSES system was developed in ___________

Last updated: 14 hour ago

GAs were developed in the early _____________

Last updated: 14 hour ago

Genetic algorithms are search algorithms based on the mechanics of natural_______

Last updated: 14 hour ago

GA was introduced in the year __________

Last updated: 14 hour ago

GA stands for _______________

Last updated: 14 hour ago

SOMs are used to cluster a specific _____________ dataset containing information about the patient's drugs etc

Last updated: 14 hour ago

Investment analysis used in neural networks is to predict the movement of _________ from previous data

Last updated: 14 hour ago

SOM was developed during ____________

Last updated: 14 hour ago

The SOM was a neural network model developed by ________

Last updated: 14 hour ago

The actual amount of reduction at each learning step may be guided by _________

Last updated: 14 hour ago

____________ is one of the most popular models in the unsupervised framework

Last updated: 14 hour ago

SOM is an acronym of _______________

Last updated: 14 hour ago

___________ is the most widely applied neural network technique

Last updated: 14 hour ago

________________ design involves deciding on their centres and the sharpness of their Gaussians

Last updated: 14 hour ago

___________ employs the supervised mode of learning

Last updated: 14 hour ago

___________ training may be used when a clear link between input data sets and target output values does not exist

Last updated: 14 hour ago

RBF hidden layer units have a receptive field which has a ____________

Last updated: 14 hour ago

RBF have only _______________ hidden layer

Last updated: 14 hour ago

RBF stands for _____________

Last updated: 14 hour ago

The network topology is constrained to be __________________

Last updated: 14 hour ago

In a feed- forward networks, the conncetions between layers are ___________ from input to output

Last updated: 14 hour ago

MLP stands for ______________________

Last updated: 14 hour ago

The sigmoid function also knows as __________functions

Last updated: 14 hour ago

The threshold function is replaced by continuous functions called ________ functions

Last updated: 14 hour ago

The biological neuron's _________ is a continuous function rather than a step function

Last updated: 14 hour ago

__________ are highly simplified models of biological neurons

Last updated: 14 hour ago

_________ is the connectivity of the neuron that give simple devices their real power

Last updated: 14 hour ago

_____________ is a complex chemical process in neural networks

Last updated: 14 hour ago

A single axon makes ___________ of synapses with other neurons

Last updated: 14 hour ago

The ___________is a long, single fibre that originates from the cell body

Last updated: 14 hour ago

Each neuron is made up of a number of nerve fibres called _____________

Last updated: 14 hour ago

The human brain consists of a network of ___________

Last updated: 14 hour ago

____________ are a different paradigm for computing which draws its inspiration from neuroscience

Last updated: 14 hour ago

Rule based classification algorithms generate ______ rule to perform the classification

Last updated: 14 hour ago

_________data consists of sample input data as well as the classification assignment for the data

Last updated: 14 hour ago

Prediction can be viewed as forecasting a_________value

Last updated: 14 hour ago

___________can be thought of as classifying an attribute value into one of a set of possible classes

Last updated: 14 hour ago

___________and prediction may be viewed as types of classification

Last updated: 14 hour ago

The basic partition algorithm reduces the number of database scans to ________ & divides it into partitions

Last updated: 14 hour ago

An algorithm called________is used to generate the candidate item sets for each pass after the first

Last updated: 14 hour ago

________is the most well known association rule algorithm and is used in most commercial products

Last updated: 14 hour ago

The basic idea of the apriori algorithm is to generate________ item sets of a particular size & scans the database

Last updated: 14 hour ago

The partition algorithm uses _______ scans of the databases to discover all frequent sets

Last updated: 14 hour ago

The ________ algorithm is based on the observation that the frequent sets are normally very few in number compared ...

Last updated: 14 hour ago

The cluster features of different subclusters are maintained in a tree called ___________

Last updated: 14 hour ago

BIRCH is a ________

Last updated: 14 hour ago

CLARANS stands for _______

Last updated: 14 hour ago

Pick out a hierarchical clustering algorithm

Last updated: 14 hour ago

Pick out a k-medoid algoithm

Last updated: 14 hour ago

In ___________ each cluster is represented by one of the objects of the cluster located near the center

Last updated: 14 hour ago

In ________ algorithm each cluster is represented by the center of gravity of the cluster

Last updated: 14 hour ago

Which of the following is a data set in the popular UCI machine-learning repository?

Last updated: 14 hour ago

__________ clustering techniques starts with all records in one cluster and then try to split that cluster into sma...

Last updated: 14 hour ago

_______ clustering technique start with as many clusters as there are records, with each cluster having only one re...

Last updated: 14 hour ago

Which of the following is a clustering algorithm?

Last updated: 14 hour ago

The goal of _____ is to discover both the dense and sparse regions of a data set

Last updated: 14 hour ago

The transformed prefix paths of a node 'a' form a truncated database of pattern which co-occur with a is called ___...

Last updated: 14 hour ago

The paths from root node to the nodes labelled 'a' are called __________

Last updated: 14 hour ago

The frequent-item-header-table consists of __________ fields

Last updated: 14 hour ago

The non-root node of item-prefix-tree consists of ________ fields

Last updated: 14 hour ago

A frequent pattern tree is a tree structure consisting of ________

Last updated: 14 hour ago

The FP-growth algorithm has ________ phases

Last updated: 14 hour ago

The itemsets that have completed on full pass move from dashed circle to ________

Last updated: 14 hour ago

Certain itemsets enter afresh into the system and get into the _______, which are essentially the supersets of the ...

Last updated: 14 hour ago

Certain itemsets in the dashed circle whose support count reach support value during an iteration move into the ___...

Last updated: 14 hour ago

The itemsets in the _______category structures are not subjected to any counting

Last updated: 14 hour ago

Itemsets in the ______ category of structures have a counter and the stop number with them

Last updated: 14 hour ago

Dynamuc Itemset Counting Algorithm was proposed by ____

Last updated: 14 hour ago

MFCS is the acronym of _____

Last updated: 14 hour ago

The number of iterations in a priori ___________

Last updated: 14 hour ago

After the pruning of a priori algorithm, _______ will remain

Last updated: 14 hour ago

The a priori frequent itemset discovery algorithm moves _______ in the lattice

Last updated: 14 hour ago

The _______ step eliminates the extensions of (k-1)-itemsets which are not found to be frequent, from being conside...

Last updated: 14 hour ago

The second phaase of A Priori algorithm is ____________

Last updated: 14 hour ago

The first phase of A Priori algorithm is _______

Last updated: 14 hour ago

The A Priori algorithm is a ___________

Last updated: 14 hour ago

A priori algorithm is otherwise called as __________

Last updated: 14 hour ago

If an itemset is not a frequent set and no superset of this is a frequent set, then it is _______

Last updated: 14 hour ago

Any superset of an infrequent set is an infrequent set, This is _______

Last updated: 14 hour ago

Any superset of an infrequent set is an infrequent set

Last updated: 14 hour ago

Any subset of a frequent set is a frequent set

Last updated: 14 hour ago

If a set is a frequent set and no superset of this set is a frequent set, then it is called ________

Last updated: 14 hour ago

All set of items whose support is greater than the user-specified minimum support are called as _____________

Last updated: 14 hour ago