## NOUN TMA Solutions: CIT412 - Modelling and Simulation

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### NOUN TMA Solutions: CIT412 - Modelling and Simulation

NOUN TMA Solutions: CIT412 - Modelling and Simulation

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Q1 The paradigm that regulates the production of propositions by considering (notional) repeated sampling of datasets similar to the one at hand is called ...............

frequentist infe rence

Q2 In examination across cases of a single variable,..........analysis is involved.

univariate

Q3 The field of study that is concerned with the collection, description, and interpretation of data is called

statistics

Q4 ...................... is the process of explicitly representing these uncertainties by specifying inputs as probability distributions.

probabilistic simulation

Q5 Mathematical science that permits one to find, using the probabilities of some random events, the probabilities of other random events connected in some way with the first is called ....

probability theory

Q6 .................... Is not a type of model.

digital

Q7 A discrete random variable is a random variable whose probability distribution is

descrete

Q8 The probability density function of the difference of two independent random variables is the ................... of their density functions.

cross-correlatio n

Q9 How many types of distribution are useful for hypothesis testing related to normally-distributed outcomes.

3

Q10 Find the mode of these scores....5,7,4,12,11,9,6.

12

Q11 ................ Is a paradigm used in modes of inference.

bayesian

Q12 Calculate the mode of these scores 4,1,11,8,9,4,6,4
.
11

Q13 Find the median of these scores....5,7,4,12,11,9,6.

12

Q14 The quality of a random number generator is proportional to its .......

period

Q15 .............is not a characteristics of univeriate analysis.

single varia tion

Q16 Calculate the range of these scores 4,24,6,7,15,11.

20

Q17 ............... help identify observations for further analysis or possible problems in the observations

outlie rs

Q18 ................. Is not used to describe systems of procedures that can be used to draw conclusions from datasets arising from systems affected by random variation.

significance level

Q19 A particular value that best approximates some parameter of interest is called ..............

an estimate

Q20 The spread of values around the central tendency is termed ........

dispersion

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### Re: NOUN TMA Solutions: CIT412 - Modelling and Simulation

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Q21 .................. are models that involve one or more uncertain variables and as such are subject to probabilities

stochastic

Q22 .................... is not a type of model.

digital

Q23 In .................. engineering, Monte Carlo methods are applied to analyze correlated and uncorrelated variations in analouge and digital intergrated circuits.

microelectronics

Q24 .................... methods of numerical integration usually operate by taking a number of evenly spaced samples from a function

Deterministic

Q25 Monte Carlo methods relies on ................ computation of random or pseudo-random number

repeated

Q26 Monte Carlo designed ...................simulation methods

6

Q27 How many methods are used in generating random numbers?

5

Q28 The multiplicative congruential method is very ...........

handy

Q29 The ............................... generates random numbers by computing the next random number from the last random number obtained, given an initial random number say, X0, called the seed

congruential m ethod

Q30 ................... number can be defined as numbers that show no consistent pattern,

random

Q31 Modelling is the process of generating abstract,..............., graphical and/or

conceptu al

Q32 A ............. model is a simulation or model of a situation in the real world

computer

Q33 .......... can be done by hand or by a computer

simulation

Q34 Simulations are generally iterative in their ..............

developm ent

Q35 Modelling and simulation is a discipline, it is also very much........

an art

Q36 Models can be grouped into ........ forms

7

Q37 .................. is a type of model

physica l

Q38 ............ Models are similar to iconic model

analogue

Q39 Heuristic models use .............. (or futuristic) rules with the hope that it will produce workable solutions, which can be improved upon.

Intuitive

Q40 The quality of a random number generator is proportional to its .................

period
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### Re: NOUN TMA Solutions: CIT412 - Modelling and Simulation

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Q41 All operating systems have 􀳦?􀳦.., built around the architectural metaphor that sets instructions to direct divice hardwares

kernel

Q42 The following acronyms 'mkdir' means 􀳦?􀳦

make directory

Q43 􀳦?􀳦􀳦?􀳦. Is the standard language for all database

SQL

Q44 What is the command used to switch from desktop screen to a projector screen

ctrl + F1

Q45 Why are program comments necessary in C programming language?

Provide program overview

Q46 SQL has the following advantages except􀳦?􀳦􀳦?􀳦

it is easy to install

Q47 Null is the term used to represent a 􀳦?􀳦􀳦?􀳦. value

missing

Q48 􀳦?􀳦􀳦?􀳦. Is a column that makes each row of data in the table unique in a relational database

primary k ey

Q49 One of these is not an arithmetic operator in c􀳦?􀳦􀳦?􀳦.

<

Q50 What is the description for this method abs(x)􀳦?􀳦􀳦?􀳦.

absolute value of x

Q51 􀳦?􀳦􀳦?􀳦. Is used to represent applications and files available on the computer

icon

Q52 􀳦?􀳦􀳦?􀳦. Is used to control the hardware of your computer, and interpretes the instruction from your software and operating system to the hardware

operat ing system

Q53 The central dialogue box which is used for certain adjustments is􀳦?􀳦

display prope rty

Q54 A significant function in word processing, spread sheets and graphic programs is your data that are stored as􀳦?􀳦􀳦?􀳦.

Files

Q55 The following extension files bmp, png, gif and jpg best describes􀳦?􀳦􀳦?􀳦.

graphic fil e

Q56 􀳦?􀳦􀳦?􀳦. Library is use to organize and arrange digital music

music library

Q57 The command used for undoing your last action is called

ctrl + Z

Q58 The command used to capture the screen of a system is

Ctrl + prntScr

Q59 When a document webpage or picture exceeds the size of its window,􀳦?􀳦􀳦?􀳦. allow one to see information that is currently out of view

scroll ba r

Q60 The area which contains a clock and other icons that display status of certain activities is called􀳦?

notif ication
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### Re: NOUN TMA Solutions: CIT412 - Modelling and Simulation

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Q61 This is one of the most important line of code in c program􀳦?􀳦􀳦?􀳦.

include statements

Q62 What is the description for this method abs(x)􀳦?􀳦􀳦?􀳦.

absolute value of x

Q63 􀳦?􀳦􀳦?􀳦 Is any variable declared with the static modifier

class variable

Q64 What is similar to how an object stores its state in variables

local variables

Q65 The basic unit of storage in a java program is called􀳦?􀳦􀳦?􀳦.

variable

Q66 Unlike finite difference models, finite elements do not ........... in space

overlap

Q67 Skewed distributions are ............

asymme tric

Q68 In a standard normal distribution, values of pionts are in ................

z scores

Q69 The ............... assembly concept occurs naturally when examining many artificial and natural systems.

disconnection

Q70 Discretization can proceed in .............. and ............. dimension.

space and time

Q71 To make numerical simulations practical it is necessary to reduce the number of degrees of freedom to a ........... number.

Finite

Q72 In solving problems related to implicit and explicit modelling, physical problems are broken down into ...........

subproblems

Q73 Programs that usually offer a catalog of element types such as beams, plates etc are also called .........programs.

Canned

Q74 Heuristic models use .............. (or futuristic) rules with the hope that it will produce workable solutions, which can be improved upon

Intuitive

Q75 ............ models are similar to iconic models

simulatio n

Q76 Solution error can be read from ........

descrete solution

Q77 Which of these is not a key simulation step in finite element method

dealization

Q78 Who developed the Finite Element Method?

Alexander Hren nikoff

Q79 In globalization, ................ equations are transformed to a common global coordinate

elemen t

Q80 One of these is not a version of windows 7

Limited

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