PROJECT REQUIREMENTS: IMPLEMENTING HASHED FILES
Functionality given in green gets bonus points.
Assume:
fixed length records,
unspanned organization, and
bucket size is the same as block size
1. Hashed Files
a. on key/non-key fields
b. Search field is
45. A product is classied according to the number of defects it contains and the I
Factory that produces it. Let X1 and X2 be the random variables that represent
the number of defects per unit (taking on possible values of D, 1, 2, or 5 and the
factory nu
TM? 511
1. An election will be held next week and, by polling a sample of the voting
population, we are trying to predict whether the Republican or Democratic
candidate will prevail. Which of the following methods of selection is likely to
yield a represe
m2
1. A box contains three marbles one red, one green, and one blue. Consider an
experiment that consists of taking one marble From the box, then replacing it in
the box and drawing a second marble From the box. Describe the sample space.
Repeat for the c
1. A box contains three marbles one red, one green, and one blue. Consider an
experiment that consists of taking one marble From the box, then replacing it in
the box and drawing a second marble From the box. Describe the sample space.
Repeat for the case
13. The joint density ofX and Y is TUt 4
2 U-ex<:_y,D-=:_y<1
ay):
0 otherwise
(a) Compute the density of X .
(b) Compute the density of 1.
(c) AreX and Y independent?
14. If the joint density function of X and Y factors into one part depending only
on x a
Tut5
26. Suppose that two teams play a series of games that end when one of them has won
1' games. Suppose that each game played is, independently, won by team A with
probability p. Find the expected number of games that are played when i = 2.
Also show t
Tut? 3
4. The distribution lnction of the random variable X is given
0 x<0
x
05x<l
2
2
FOE): g 15:cfw_2
ll
25x<3
12
1 35:
(a) Plot this distribution function.
(b) What is Pcfw_X :> %9
(c) What is Pcfw_2 <: X 5 4?
(d) What is Pcfw_X <: 3?
(e) What is Pcf
Indian Institute of Technology, Bombay
CL202: Introduction to Data Analysis
Chemical Engineering
Tutorial 4, 2015
Note: (i) All the problems are from the book titled Introduction to Probability and Statistics for
Engineers and Scientists" by Sheldon M. Ro
Indian Institute of Technology, Bombay
CL202: Introduction to Data Analysis
Chemical Engineering
Tutorial 1, 2015
Note: (i) All the problems are from the book titled Introduction to Probability and Statistics for
Engineers and Scientists" by Sheldon M. Ro
CL 202: Introduction to Data Analysis
Tutorial 5, 2015
Note:
All the problems are from the book titled Introduction to Probability
and Statistics for Engineers and Scientists" by Sheldon M. Ross, 4th
edition, Elsevier.
Use your non-programmable calculator
CL 202: Introduction to Data Analysis
Tutorial 10, 2015
1. For the CL202 midsem, the sample means of divisions S1 (60 students)
and S2 (59 students) were 24.84 and 25.12 respectively. The sample
variances for the two divisions were 91.199 and 107.47 respe
Indian Institute of Technology, Bombay
CL202: Introduction to Data Analysis
Chemical Engineering
Tutorial 11, 2015
1. Chapter 8: 1 (In the problem consider the Indian Judicial System where the motto is: innocent
until proven guilty"), 2, 5, 7, 9, 25.
2. C
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MANDATORY
SECURITY IN OBJECT-ORIENTED
DATABASE SYSTEMS
M.B.Thuraisingham
The MITRE Corporation, Bedford, MA, 01730
Abstract
A multilevel secure object-oriented data model (using
the ORION data model) is proposed for which mandatory
security issues in the
International Journal of Scientific & Engineering Research Volume 3, Issue 5, May-2012
ISSN 2229-5518
1
Data Warehouse Vulnerability and Security
Dr. S.L. Gupta, Sonali Mathur, Palak Modi
Abstract The aim of this paper is to provide a view on some of the
I.J. Computer Network and Information Security, 2015, 1, 54-69
Published Online December 2014 in MECS (http:/www.mecs-press.org/)
DOI: 10.5815/ijcnis.2015.01.08
Analysis and Comparison of Access Control
Policies Validation Mechanisms
Muhammad Aqib, Riaz A
Part IV
Access Control
Confidentiality and integrity are often enforced using a form of authorization
known as access control, which involves the following assumptions.
Predefined operations are the sole means by which principals can learn or
update info
w
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M ASARYKOVA UNIVERZITA
FAKULTA INFORMATIKY
Access control in operating
systems
B ACHELOR THESIS
Matej Csanyi
Brno, 2006
Declaration
Hereby I declare, that this paper is my original authorial work, which I
have worked out by my o
Principles of Data and System Security
Syllabus:
Concepts of Security: Confidentiality, Containment, isolation, Privacy,
Anonymity, psuedo- anonymity etc., Policy specification, User authentication,
Session management, multi-level security, multi-lateral
Chapter 2
A Presentation of Access Control Methods
Those who are enamored of practice without theory are like a pilot
who goes into a ship without rudder or compass and never
has any certainty where he is going. Practice should always
be based upon a soun
N e t C a s h : A design for practical electronic c u r r e n c y on t h e I n t e r n e t
Gennady Medvinsky
B. Clifford Neuman
I n f o r m a t i o n Sciences I n s t i t u t e
U n i v e r s i t y of S o u t h e r n C a l i f o r n i a
Abstract
NetCash is
Proceedings of the World Congress on Engineering 2013 Vol II,
WCE 2013, July 3 - 5, 2013, London, U.K.
Study of Access Control Models
Mohammed ENNAHBAOUI, Said ELHAJJI
AbstractThe core of a company is its information system,
and the least influential prob
Methods for Access Control:
Advances and Limitations
Ryan Ausanka-Crues
Harvey Mudd College
301 Platt Blvd
Claremont, California
[email protected]
ABSTRACT
This paper surveys different models for providing system
level access control and explores the be