Industrial Engineering Certification Examination Review Materials

, DEPARTMENT OF INDUSTRIAL ENGINEERING
Industrial Engineering Certification Examination Review Materials



COURSE: ENGINEERING MATHEMATICS
QUESTION NO.:EO1
DEGREE OF DIFFICULTY: EASY, MODERATE, DIFFICULT
TYPE OF QUESTION: OBJECTIVE-TYPE, PROBLEM SOLVING-TYPE
QUESTION:

What type of matrix is shown?




a) Square Matrix
b) Row Matrix
c) Column Matrix
d) None of the Above

ANSWER:

A
*A matrix in which the number of rows is equal to the number of columns, say n, is called a
square matrix of order n. The matrix shown is a square matrix of order 2.

REFERENCE:
ENGINEERING MATHEMATICS AND GENERAL APTITUDE SECOND EDITION BY
DR. MAINI
PREPARED BY/DATE; HORSECOW A. 06/08/2021
*Coding – Degree of Difficulty, Question Number. For example, E04 means Easy question
number 4.

,COURSE: ENGINEERING MATHEMATICS
QUESTION NO.: EO2
DEGREE OF DIFFICULTY: EASY, MODERATE, DIFFICULT
TYPE OF QUESTION: OBJECTIVE-TYPE, PROBLEM SOLVING-TYPE
QUESTION:

What type of matrix is shown?




a) Identity Matrix
b) Diagonal Matrix
c) Symmetrical Matrix
d) None of the Above

ANSWER:

D
*The matrix shown is an example of a Scalar Matrix of order 5.
*A matrix A = [aij]n x n is called a scalar matrix if
(a) aij = 0, for all i j ≠.
(b) aii = c, for all i, where c ≠ 0.
REFERENCE:
ENGINEERING MATHEMATICS AND GENERAL APTITUDE SECOND EDITION BY
DR. MAINI
PREPARED BY/DATE; HORSECOW A. 06/08/2021

, COURSE: ENGINEERING MATHEMATICS
QUESTION NO.: EO3
DEGREE OF DIFFICULTY: EASY, MODERATE, DIFFICULT
TYPE OF QUESTION: OBJECTIVE-TYPE, PROBLEM SOLVING-TYPE
QUESTION:

A matrix whose all the elements are zero is called a ?

a) Unit Matrix
b) Blank Matrix
c) Zero Matrix
d) None of the Above

ANSWER:

C

REFERENCE:
ENGINEERING MATHEMATICS AND GENERAL APTITUDE SECOND EDITION BY
DR. MAINI
PREPARED BY/DATE; HORSECOW A. 06/08/2021