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Latest IOCL Junior Quality Control Analyst Exam Question (Objective Questions), MCQ in English

Subjects : Numerical Ability, General Awareness, Technical Subject

Question Bank IOCL Junior Quality Control Analyst Exam - English
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Numerical Ability

Question 1Single Answer
The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
  1. A
    51:52
  2. B
    52:53
  3. C
    51:53
  4. D
    52:55
Question 2Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 3Single Answer
356 x 936 – 356 x 836 = ?
  1. A
    35600  
  2. B
    34500
  3. C
    9630
  4. D
    93600
Question 4Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
  1. A
    3/4 > 7/10 > 5/8
  2. B
    7/10 > 3/4 > 5/8
  3. C
    3/4 > 5/8 > 7/10
  4. D
    5/8 > 7/10 > 3/4
Question 5Single Answer
What is (3^{4} times 9^{2}) ?
  1. A
    36
  2. B
    38
  3. C
    310
  4. D
    96
     
Question 6Single Answer
If 34X-2 = 729, then find the value of X.
  1. A
    4     
  2. B
    3
  3. C
    2 
  4. D
    5
Question 7Single Answer
Convert 0.6 into fraction ?
  1. A
    3/5
  2. B
    2/3
  3. C
    4/5
Question 8Single Answer
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate numbers were reversed. The bus company had only five hundred buses numbered from 1 to 500. What was the number ?
  1. A
    169  
  2. B
    36
  3. C
    196 
  4. D
    Can not say
Question 9Single Answer
If a and b are positive integers, such that ab = 125, then (a-b)a+b-4 = ?
  1. A
    16   
  2. B
    25
  3. C
    28  
  4. D
    30
Question 10Single Answer
If x*y = x2 + y2 – xy, then value of 9*11 is
  1. A
    93     
  2. B
    103
  3. C
    60.5
  4. D
    121
Question 11Single Answer
Passage :
information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.

We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Chemistry but not in Physics.
  1. A
    318
  2. B
    198
  3. C
    213 
  4. D
    206
Question 12Single Answer
Passage :
Direction: information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.

We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Physics or Maths but not in Chemistry.
  1. A
    558   
  2. B
    718
  3. C
    628  
  4. D
    None of these
Question 13Single Answer
Passage :
For the next four question that follow:
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.

Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
 (x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read all the three papers ?
  1. A
    20%  
  2. B
    25%
  3. C
    30%  
  4. D
    40%
Question 14Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.

Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
 (x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only two papers?
  1. A
    19%  
  2. B
    31%
  3. C
    44%
  4. D
    None of these
Question 15Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.

Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only one paper ?
  1. A
    38% 
  2. B
    48%
  3. C
    51%  
  4. D
    None of these

General Awareness

Question 16Single Answer
Yojna a weekly journal
  1. A
    Ministry of Finance        
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 17Single Answer
Sattriya dance form is famous in which of these states ?
  1. A
    Assam
  2. B
    Himachal Pradesh
  3. C
    Punjab
  4. D
    Tamil Nadu
Question 18Single Answer

"Who said, 'India was a parrot unto itself'?

  1. A
    Malik Muhammad Joyce
  2. B
    Raskhan
  3. C
    Rich Khusrow
  4. D
    Rich Hasan
Question 19Single Answer
Which is the national game of Bhutan ?
  1. A
    badminton
  2. B
    basketball
  3. C
    football
  4. D
    archery
Question 20Single Answer
When was the Constituent Assembly of India formed?
  1. A
    1946
  2. B
    1947
  3. C
    1948
  4. D
    1950
Question 21Single Answer
Who is known as the "Missile Man of India"?
  1. A
    Dr. Homi J. Bhabha
  2. B
    Dr. Vikram Sarabhai
  3. C
    Dr. APJ Abdul Kalam
  4. D
    Dr. Satish Dhawan
Question 22Single Answer
Which organization is responsible for India's space exploration programs?
  1. A
    BARC
  2. B
    ISRO
  3. C
    DRDO
  4. D
    HAL
Question 23Single Answer
Who among the following was associated with Enlightenment philosophy?
  1. A
    Voltaire
  2. B
    Shakespeare
  3. C
    Erasmus
  4. D
    All of the above
Question 24Single Answer
Which country exited OPEC effective May 1, 2026?
  1. A
    UAE
  2. B
    Saudi Arabia
  3. C
    Venezuela
  4. D
    Nigeria
Question 25Single Answer
Which state/UT also saw notable poll outcomes with BJP/NDA influence in 2026?
  1. A
    Kerala
  2. B
    Telangana
  3. C
    Tamil Nadu
  4. D
    Puducherry

Technical Subject

Question 26Single Answer
The rate of a chemical reaction is defined as?
  1. A
    The time taken for reactants to disappear
  2. B
    The change in concentration of reactants or products per unit time
  3. C
    The energy change during the reaction
  4. D
    The equilibrium constant of the reaction
Question 27Single Answer
For a first-order reaction, the half-life is?
  1. A
    Proportional to square of initial concentration
  2. B
    Proportional to initial concentration
  3. C
    Independent of initial concentration
  4. D
    Inversely proportional to initial concentration
Question 28Single Answer
The Arrhenius equation is used to calculate?
  1. A
    Equilibrium constant
  2. B
    Enthalpy change
  3. C
    Activation energy
  4. D
    Rate constant
Question 29Single Answer
In a zero-order reaction, the rate of reaction is?
  1. A
    Proportional to the square of concentration of reactant
  2. B
    Proportional to the concentration of reactant
  3. C
    Independent of concentration of reactant
  4. D
    Inversely proportional to concentration of reactant
Question 30Single Answer
The activation energy of a reaction is?
  1. A
    The minimum energy required to start a reaction
  2. B
    The total energy change in reaction
  3. C
    The energy released in reaction
  4. D
    Equal to enthalpy change
Question 31Single Answer
Which of the following affects the rate of reaction?
  1. A
    Concentration of reactants
  2. B
    All of the above
  3. C
    Presence of catalyst
  4. D
    Temperature
Question 32Single Answer
A catalyst?
  1. A
    Changes the equilibrium position
  2. B
    Increases activation energy
  3. C
    Slows down reaction
  4. D
    Increases the rate of reaction without being consumed
Question 33Single Answer
The standard enthalpy of formation of an element in its most stable form is?
  1. A
    Zero
  2. B
    Positive
  3. C
    Negative
  4. D
    Equal to bond energy
Question 34Single Answer
In electrochemistry, the cell potential at equilibrium is?
  1. A
    Maximum
  2. B
    Equal to standard electrode potential
  3. C
    Zero
  4. D
    Negative
Question 35Single Answer
Atomic number represents?
  1. A
    Number of protons
  2. B
    Number of electrons
  3. C
    Number of neutrons
  4. D
    Number of protons + neutrons
Question 36Single Answer
The quantum number that describes the shape of the orbital is?
  1. A
    Principal quantum number (n)
  2. B
    Magnetic quantum number (m)
  3. C
    Azimuthal quantum number (l)
  4. D
    Spin quantum number (s)
Question 37Single Answer
The maximum number of electrons in a shell is given by?
  1. A
    2l + 1
  2. B
    n2
  3. C
    2n2
  4. D
    n + l
Question 38Single Answer
Which type of bond involves sharing of electron pairs between atoms?
  1. A
    Covalent bond
  2. B
    Ionic bond
  3. C
    Metallic bond
  4. D
    Hydrogen bond
Question 39Single Answer
Which of the following is a polar covalent bond?
  1. A
    Cl2
  2. B
    HCl
  3. C
    N2
  4. D
    O2
Question 40Single Answer
Hydrogen bonding is strongest in?
  1. A
    HCl
  2. B
    HF
  3. C
    HBr
  4. D
    HI
Question 41Single Answer
The concept of hybridization explains?
  1. A
    Bond angle and shape of molecules
  2. B
    Bond length
  3. C
    Molecular mass
  4. D
    Valence electrons only
Question 42Single Answer
The reaction rate of a chemical reaction doubles for every 100C rise in temperature. This is described by?
  1. A
    Le Chatelier’s principle
  2. B
    Rate law
  3. C
    Collision theory
  4. D
    Arrhenius equation
Question 43Single Answer
Oxidation number of oxygen in H2O2 is?
  1. A
    –2
  2. B
    0
  3. C
    –1
  4. D
    +1
Question 44Single Answer
The most stable electron configuration is of?
  1. A
    Halogens
  2. B
    Alkali metals
  3. C
    Noble gases
  4. D
    Transition metals
Question 45Single Answer
The number of orbitals in p-subshell is?
  1. A
    1
  2. B
    2
  3. C
    3
  4. D
    5
Question 46Single Answer
Ionic bond is formed due to?
  1. A
    Transfer of electrons
  2. B
    Sharing of electrons
  3. C
    Overlap of orbitals
  4. D
    Magnetic interaction
Question 47Single Answer
Which of the following is not a thermodynamic function?
  1. A
    Enthalpy
  2. B
    Rate constant
  3. C
    Free energy
  4. D
    Entropy
Question 48Single Answer
The unit of rate constant for second-order reaction is?
  1. A
    L mol-1 s-1
  2. B
    s-1
  3. C
    mol L-1 s-1
  4. D
    M-2 s-1
Question 49Single Answer
Which of the following is a strong electrolyte?
  1. A
    NH3
  2. B
    CH3COOH
  3. C
    HCl
  4. D
    H2O
Question 50Single Answer
In an electrochemical cell, the cathode is?
  1. A
    Negative in electrolytic cell
  2. B
    Negative in galvanic cell
  3. C
    Positive in electrolytic cell
  4. D
    Positive in galvanic cell
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