EECS 1012 Lab Test #1 M 10-13
All non-human aids permitted
Time Limit: 2 hours
When the TA tells you that the test is over, you must submit your files and shut down the computer you are
using for the test. Failure to stop working when instructed will be c
Mathematics MATH1300
Vector Geometry and Linear Algebra
Midterm Examination
February 26, 2013, 5:306:30pm
1. (20%) Consider the following system of linear equations:
x + y + z w = 1
y+z+w = 0
x+y+z
= 0
(a) Give the augmented matrix of the system.
(b) Put
York University
Faculty of Arts, Faculty of Science, Atkinson Faculty
Math 1025
Final Examination
NAME (print):
(Family)
(Given)
SIGNATURE:
STUDENT NUMBER:
SECTION:
Section M, MWF 10:30 or Section N, MWF 1:30
Instructions:
1. Time allowed: 3 hours
2. Ther
York University
Faculty of Arts, Faculty of Science Math 1025 Class Test 1 SOLUTIONS
Instructions: 1. Time allowed: 50 minutes 2. There are 5 questions on 5 pages. 3. Answer all questions. 4. Your work must justify the answer you give. 5. No calculators o
SQL*Loader
SQL*Loader is a bulk loader utility used
for moving data from external files into an
Oracle table.
Tables must exist
Loader works with the control file (file.ctl)
SQL*Loader
Lec5
2
Loader Files
Loader Files
SQL*Loader takes either:
two inpu
Object Orientation
Object Orientation
Set of design and development principles
Based on autonomous computer structures known as
objects
Object-Oriented Database
OO Contribution areas
Lec 10
Programming Languages
Graphical User Interfaces
Databases
Des
MATH/EECS 1019 First test (version 2)
Fall 2014
Solutions
Instructor: S. Datta
1. (6 points) Propositional Logic.
(a) (2 points) Construct a truth table for the implication p q
Solution:
p q p q p q
T T F
F
T
T F F
T
F
F T T
F
F
F F T
T
T
(b) (2 points) L
York University, Department of Mathematics and Statistics
Math 1014 Applied Calculus II, Winter 2015
Dr. Heffernan, Dr. Raguimov, Dr. Taylor
Test 1
2015-2-2
Last name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
First name . . . . . . . .
1. Consider the real vectors u = [a, 2, -1], v = [2, 3, 2] and w = [7, 5, -2].
Let denote the zero vector. Find all values of a, such that
projw(u + v) =
2. Suppose T is a linear transformation, for T: R3 -> R3, and is defined by the following:
T
1
-3
0
1. a = - 37/7
2.
3. a) Domain = cfw_(0 r 2, 0 2, 0 z 4 x2 y 2)
b) (4, /2, 2/3) expressed as (, , )
4.
29
74
or you can simplify to:
5. Skew and
6. 35
47
13
29 74
74 74
=
or you can simplify to
29 74
74
47 13
13 13
=
611
13
Exercise
Advanced Structured Query
Language (SQL)
Write SQL codes to create the following
tables
CUSTOMER
ORDER_LINE
Lec6
Customer_I
D
Customer_Na
me
City
State
1
Value
Furniture
Plano
TX
2
Home
furnishings
Albany
NY
3
Eastern
Furniture
Carteret
NJ
4
Fur
AP/SOSC1140 9.00
Self, Culture and Society
Fall/Winter 2016-2017
FINAL EXAM INFORMATION AND FORMAT
Wednesday, April 12 at 7-9 pm. Location: TC AVIVA (Tennis Canada - Aviva Centre)
Those registered with Counseling and Disability Services who require altern
1. Systems of Linear Equations
Slides of course 1025
Laura Colmenarejo
Fall 2016/17
York University
Systems of Linear Equations
Initial example
A system of linear equations has the following form:
1x + 1y 7z
1x + 3z
=
=
1
0
I
Variables: x, y, z
I
Coeffici
2. Matrices
Slides of course 1025
Laura Colmenarejo
Fall 2016/17
York University
Basic Definitions and Notation
Definitions
Let m and n be positive integers.
I
An m n matrix is a rectangular array of numbers having m rows
and n columns. Such a matrix is s
Concurrency Control with Time
Stamping Methods
Concurrency Control with
Time Stamping Methods
& Data Warehouse
Assigns a global unique time stamp to each
transaction
Produces an explicit order in which transactions
are submitted to the DBMS
Uniqueness
The Information System
Provides for data collection, storage, and
retrieval
Composed of people, hardware, software,
database(s), application programs, and
procedures
Systems analysis
Database Design
Lec 7
Process that establishes need for and extent o
Introduction to SQL
SQL functions fit into two broad categories:
SQL
Data definition language
SQL includes commands to create
Database objects such as tables, indexes, and views
Commands to define access rights to those database
objects
Lec4
Data ma
Math 1025
Questions 9 and 10 of Lab 1
1 Example. Question 9:
Determine the values of a for which the following system of linear equations
has no solutions, a unique solution, or innitely many solutions.
3x1 + 9x2 6x3 = 9
x1 + 3x2 +
ax1 + 3x2
Solution:
We
Hello my name is Luke and Ill be your PASS leader for this semester.
PASS are voluntary, regularly scheduled, organized study sessions. PASS Leaders are
students who have completed and done well in the course. PASS Leaders do NOT relecture course material
Math 1025 Applied Linear Algebra
Section M, Winter 2014
1:30 p.m. to 2:30 p.m. MWF VH C
Instructor: Ada Chan
email: [email protected]
Oce: TEL 2036
Tel: (416) 736-2100 x30109
Website: http:/www.yorku.ca/ssachan/math1025.htm
Oce Hours: 3-4 p.m. MW, or by ap
What is a Transaction?
Any action that reads from and/or writes to a
database may consist of
Transaction Management and
Concurrent Control
Simple SELECT statement to generate a list of table
contents
A series of related UPDATE statements to change the
MATH 1013
EXERCISE PROBLEM # 2
Summer 2017
Write your solutions to the exercise problems clearly/concisely with correct notation
as this is good practice for when writing your tests/exams. For your reference as to what a clear
and concise solution is, th
MATH 1013
EXERCISE PROBLEM # 1
Summer 2017
Write your solutions to the exercise problems clearly/concisely with correct notation
as this is good practice for when writing your tests/exams. For your reference as to what a clear
and concise solution is, th
planes
planes
Scalar Equation of a Plane
MCV4U: Calculus & Vectors
Imagine a plane containing point P(xp , yp , zp ), which is
known, and a general point Q(xq , yq , zq ).
Scalar Equation of a Plane
J. Garvin
~ = (xq xp , yq yp , zq zp ) represents a
The
1. (10 pts total)
(1a) (4 points) Sketch the curve, whose equation in polar coordinates
is
r=2+cos(0), 0303211:
(1b) (3 points) Write down the integral for the area enclosed by this
curve. Do not evaluate the integral.
(1b) (3 points) Write down the integ