Topic: PTDF INTERNET-BASED APTITUDE TEST

DEMONSTRATION CLIP.



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This demonstration clip runs for fifteen (15) minutes. It is designed to intimate you with the format of the Test you wish to take. It will help you to become more familiar with the questions and contents of the PTDF internet-based test.

Being an internet-based test, it is time-bound. Once you commence, the timer is activated and at the expiration of the time allowed for the part of the test you chose, you will be logged out and not given access to questions in that part again.



You can view all the questions in any part of the test by using the TAKE TEST button. This allows you to answer the questions in any order that is convenient for you.



If you are able to answer all the questions in any part before the expiration of the time allowed for it, you can review your previous answers by clicking the REVIEW button, or at any other time during the period allowed for that part of the test. If you are satisfied with your work before the expiration of the time allocated for any part of the test, you may submit your answers by clicking on SUBMIT button. If you are not able to finish the test before you are logged out, the system will automatically submit on your behalf the answers you have provided during the course of the examination.







This test comprises two parts, PARTS I & II.



PART I: GENERAL PAPER TIME ALLOWED: 5 MINUTES



This is the general paper. There are ten (10) questions and you are provided with five (5) multiple choice answers for each one. Click on what you consider to be the correct answer to each question.

You are required to attempt all questions. However, you are advised not to make guesses at the answers to the questions since you will lose as many marks for an incorrect answer as you will score for a correct answer.

Time allowed is Five (5) minutes.





PART II: TECHNICAL COMPETENCE. TIME ALLOWED: 10 MINUTES



This part is designed to assess your technical competence.

Table 1 is a list of courses for which scholarships are available and they have been grouped into sixteen (16) sections; Sections A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, and P.



TABLE 1: COuRSES FOR SCHOLARSHIP & CORRESPONDING QUESTION

SECTIONS.


SECTIONS
COURSES FOR SCHOLARSHIP

A
Computing Information System and Remote Sensing.

· Computing

B
Geographic Information System and Remote Sensing.

· Environmental Remote Sensing

· Geographic Information System

· Remote Sensing and Computing

C
Environmental & Safety Engineering.
Environmental Engineering
Fire & Explosion Engineering
Health Safety and Environment
Safety Engineering and Risk Management

D
Engineering Geology

E
Mechanical and Production Engineering
Mechanical and Production Engineering
Pipeline Engineering
Thermal Power (Gas Turbine Option)

F
Marine and Offshore Engineering.
Diving and Underwater Technology
Marine Computational Fluid Dynamics
Maritime Operations
Naval Architecture & Ocean Engineering
Offshore and Ocean Technology
Offshore Engineering
Subsea Engineering

G
Material Science and Corrosion Engineering.
Corrosion Engineering
Welding Engineering

H
Petroleum Engineering.
Drilling and Well Engineering
Gas Engineering and Management
Oil & Gas Engineering
Petroleum , Gas & Energy Engineering
Petroleum Engineering
Petroleum Production Engineering
Reservoir Engineering

I
Oil and Gas Management.
Gas Pipeline Economics & Engineering
Purchasing and Supply Chain Management

J
Petroleum Geosciences
Basin Evolution and Dynamics
Geosciences of Subsurface Exploration Appraisal and Development (GEOSEAD).
Operations and Well Site Geology
Petroleum Geochemistry
Petroleum Geosciences

K
Exploration Geophysics and Structural Geology.
Exploration Geophysics
Petroleum Geophysics
Structural Geology with Geophysics

L
Energy Systems Engineering
Energy Systems Engineering
Refinery Design and Operations

M
Process Systems Engineering
Bio fuels Development
Biochemical Engineering
Process Engineering Management
Process System Engineering
Reaction Engineering

N
Applied Instrumentation and Control

O
Petroleum Law and Policy
Oil and Gas Law
Petroleum Law and Policy

P
Petroleum Accounting and Economics
Petroleum Accounting
Energy Finance
Oil and Gas Management
Energy Economics






STUDY THIS TABLE CAREFULLY and from it, CHOOSE ONE SECTION ONLY, that is related to your area of expertise and for which you are seeking an overseas scholarship. Please note that once you have chosen a section and logged onto it, the system will not allow you to choose any other section, i.e., you will not be in a position to change your mind and seek your fortune in another section. So you are advised to CAREFULLY and THOUGHTFULLY make your choice.



You are required to attempt all the questions in the section you have chosen. There are five (5) questions and you are provided with five (5) multiple choice answers for each one. Click on what you consider to be the correct answer to each question. There is no penalty for wrong answers.

Time allowed is Ten (10) minutes.

http://ptdf.cinfores.com/examinstructions.htm

I got these from the site

The Crocodile's tail was three times as long as its head. Its body was half as long as its tail. The body and tail measured 13 feet 6 inches. How long was its head?

A. 13 feet 6 inches

B. 9 feet

C. 6 feet

D. 3 feet

E. 2 feet 6 inches


The portion of the earth that contains life is the -----------

A. Atmosphere

B. Hydrosphere

C. Lithosphere

D. Biosphere

E. None of the above


A numismatist decides to divide his coin collection between his children. The oldest gets 1/2 of the collection, the next gets 1/4, the next gets 1/5, and the youngest gets the remaining 49 coins. How many coins are in the collection?

A. 980

B. 1,080

C. 1,980

D. 2,000

E. None of the above
The correct answer is option [A] There are 980 coins in the collection: 490 + 245 + 196 + 49 = 980.
Quantitative Reasoning















Which of these is closest to earth?

A. Stratosphere

B. Ionosphere D layer

C. Sun

D. Ionosphere F2 layer

E. Troposphere

ENVIRONMENTAL AND SAFETY ENGINEERING



Find the difference between the values of six in 12687 and in 21867.

A. 9180

B. 660

C. 620

D. 540

E. 0

GENERAL PAPER


What comes next in this sequence: AAA, B, D, EEEE, FFF, G, HHH, I, J, KKK

A. M

B. MMM

C. L

D. LL

E. None of the above
The correct answer is option [D] LL: each term uses the number of straight lines in each letter. An L has two straight lines, therefore, two L's are shown.
Logical Reasoning


Half the graduating class of a college was accepted by a business school. one third of the class was accepted by a law school. If one-fifth of the class was accepted to both types of school. What fraction of the class was accepted only by a law school?

A. 1/60

B. 2/15

C. 1/3

D. 1/2

E. 4/5
The correct answer is [B]
Quantitative Reasoning


There are 200 questions on a 3 hr examination. Among these questions are 50 mathematics problems.It is suggested that twice as much time be spent on each maths problem as for each other question.How many minutes should be spent on mathematics problems?

A. 36

B. 60

C. 72

D. 86

E. 100
The correct answer is option [C]
Quantitative Reasoning


egg, _______ , pupa, butterfly

A. tadpole

B. larva

C. spawn

D. cocoon

E. None of the above
The correct answer is option [B] Here a life cycle is given according to stages from the initial stage to the adult stage. Larva is the stage between the egg and the pupa. Spawn is the term for fish eggs or frog's eggs. Cocoon is the covering in the pupa stage. Tadpole is an intermediate stage in the life cycle of a frog.
Verbal Reasoning





Complete the series, 2, 3, 5, 7, 11, 13, 17, 19, ____

A. 20

B. 21

C. 22

D. 23

E. 24

The correct answer is option [D] These are the prime numbers (i.e., numbers whose only factors are one and the number itself).
Quantitative Reasoning



Joe bought a bag of oranges on Monday, and ate a third of them. On Tuesday he ate half of the remaining oranges. On Wednesday he looked in the bag to find he only had two oranges left. How many oranges were originally in the bag?

A. 10

B. 8

C. 6

D. 4

E. 2
The correct answer is option [C] He had 6 oranges to start with, and ate 2 the first day and 2 the second day.
Logical Reasoning



Determine the number that should come next in the following series: 3 8 14 21 29 38 ?

A. 45

B. 46

C. 47

D. 48

E. 49
The correct answer is option [D] The differences between the numbers increases by 1, starting with 5 (3 to , so the answer is 48 because the difference has to be 10 between 38
Quantitative Reasoning



The Nigerian armed Forces Remembrance day is celebrated on ______.

A. 29th July

B. 27th August

C. 15th January

D. 1st October

E. 11th November

GENERAL PAPER



What kind of tax does the contractor in the Nigerian Risk Service Contract pay?

A. Property Tax

B. Company Income tax

C. Petroleum Profit Tax

D. Ground Tax

E. Production Tax



A chemical generally used for controlling water algae and another one for disinfecting swimming pools are ----------- and ------------- respectively.

A. Bleaching powder and Lime

B. Copper sulphate and chlorine

C. Copper sulphate and Alum

D. Alum and Copper sulphate

E. Chlorine and Copper sulphate


The ratio of horizontal to vertical permeability of an undisturbed soil sample is 1:1. This material is ______.

A. Anisotropic

B. Homogeneous

C. Isotropic

D. Homogeneous and isotropic

E. None of the above


An object whose mass is 200 kg moves with a velocity of 20 m/s at an altitude of 200 m, both measured relative to the surface of the earth. The acceleration of gravity is constant at g = 9.8 m/s2. If the kinetic energy increased by 240 kJ with no change in elevation, what would be the final velocity, in m/s?

A. 20.06

B. 22.45

C. 31.93

D. 34.52

E. 40.61



Two points respectively lie on the horizontal lines directly north and south of a tower 30 m high. The angles of elevation of the top of the tower from the points are 28oand 43o. The distance between the points is closest to ______.

A. 12 m

B. 90 m

C. 21 m

D. 25 m

E. 32 m



Specific water retention is least ____.

A. Coarse gravel

B. Silt

C. Coarse sand

D. Clay

E. Fine sand



If X>Y and Z are positive numbers, which of the following relationships is not true

A. XZ>YZ

B. Z-X>Z-Y

C. X+Z>Y+Z

D. X/Z >Y/Z

E. None of the above

GENERAL PAPER


If the void ratio of a soil sample is 25%, the porosity is

A. 0.20

B. 0.25

C. 0.50

D. 0.75

E. 1.00

ENGINEERING GEOLOGY


A Carnot engine with an efficiency of 52.7% operates between the temperature 28.96oC and ToC, producing 56kJ of work. Calculate the temperature T.

A. 65.40oC

B. 75.80oC

C. 79.60oC

D. 201.30oC

E. 365.80oC

PROCESS SYSTEM ENGINEERING



In the gravity method of geophysical prospecting, drift correction compensates for:

A. Elevation variation

B. Density variation

C. Variation in Latitude

D. Instrument drift

E. Variation in Longitude
The Correct Answer is Option []
EXPLORATION GEOPHYSICS AND STRUCTURAL GEOLOGY


Shales can act

A. As source and reservoir rock for gas

B. Only as source for gas

C. Only as aource for oil

D. Only as reservoir for gas

E. Only as seal for oil5
The Correct Answer is Option []
PETROLEUM GEOSCIENCES



In the electromagnetic (EM) prospecting, laboratory scale modeling aids the understanding and interpretation of anomalies. Establish the similitude equation that relates a full scale field situation (1) and the equivalent laboratory model (2) assuming the electric conductivity (s) and the linear dimension (l) are 1000 and 0.001 times the corresponding parameters of the field situation.

A. 103f1 = f2

B. f1 = 103f2

C. f1 = 10-3f2

D. 106f1 = f2

E. None of the above
The Correct Answer is Option []
EXPLORATION GEOPHYSICS AND STRUCTURAL GEOLOGY


If the void ratio of a soil sample is 25%, the porosity is

A. 0.20

B. 0.25

C. 0.50

D. 0.75

E. 1.00

ENGINEERING GEOLOGY