MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In an absolute loading scheme, which loader function is accomplished by assembler |
| A. | Reallocation |
| B. | Allocation |
| C. | Linking |
| D. | Both (a) and (b) |
| Answer» E. | |
| 2. |
What details should never be found in the top level of a top-down design? |
| A. | Details |
| B. | Coding |
| C. | Decisions |
| D. | None of the above |
| Answer» D. None of the above | |
| 3. |
A sorting algorithm which can prove to be a best time algorithm in one case and a worst time algorithm in worst case is |
| A. | Quick Sort |
| B. | Heap Sort |
| C. | Merge Sort |
| D. | Insert Sort |
| Answer» B. Heap Sort | |
| 4. |
Transponders are used for which of the following purposes |
| A. | Uplinking |
| B. | Downlinking |
| C. | Both (a) and (b) |
| D. | None of the above |
| Answer» D. None of the above | |
| 5. |
If the time quantum is too large, Round Robin scheduling degenerates to |
| A. | Shortest Job First Scheduling |
| B. | Multilevel Queue Scheduling |
| C. | FCFS |
| D. | None of the above |
| Answer» D. None of the above | |
| 6. |
If A speaks the truth 80% of the times, B speaks the truth 60% of the times. What is the probability that they tell the truth at the same time |
| A. | 0.8 |
| B. | 0.48 |
| C. | 0.6 |
| D. | 0.14 |
| Answer» C. 0.6 | |
| 7. |
A person travels 6km towards west, then travels 5km towards north ,then finally travels 6km towards west. Where is he with respect to his starting position? |
| A. | 13km east |
| B. | 13km northeast |
| C. | 13km northwest |
| D. | 13km west |
| Answer» D. 13km west | |
| 8. |
Complete the sequence A, E ,I ,M ,Q ,U , _ , _ |
| A. | B, F |
| B. | Y, C |
| C. | G, I |
| D. | K, O |
| Answer» C. G, I | |
| 9. |
If D is adjacent to F then who is adjacent to C? |
| A. | E and B |
| B. | D and A |
| C. | D and B |
| D. | either (a) or (c) |
| Answer» E. | |
| 10. |
If A is beside F then who is are the two neighbours of B? |
| A. | D and C |
| B. | E and C |
| C. | D and E |
| D. | Either (a) or (b) |
| Answer» D. Either (a) or (b) | |
| 11. |
If "PROMPT� is coded as QSPLOS ,then "PLAYER� should be |
| A. | QMBZFS |
| B. | QWMFDW |
| C. | QUREXM |
| D. | URESTI |
| Answer» B. QWMFDW | |
| 12. |
If in a certain code "RANGE� is coded as 12345 and "RANDOM� is coded as 123678. Then the code for the word "MANGO� would be |
| A. | 82357 |
| B. | 89343 |
| C. | 84629 |
| D. | 82347 |
| Answer» E. | |
| 13. |
Find the next number in the series 1, 3 ,7 ,13 ,21 ,31 |
| A. | 43 |
| B. | 33 |
| C. | 41 |
| D. | 45 |
| Answer» B. 33 | |
| 14. |
X's father's wife's father's granddaughter uncle will be related to X as |
| A. | Son |
| B. | Nephew |
| C. | Uncle |
| D. | Grandfather |
| Answer» D. Grandfather | |
| 15. |
A person travels 12 km in the southward direction and then travels 5km to the right and then travels 15km toward the right and finally travels 5km towards the east, how far is he from his starting place? |
| A. | 5.5 kms |
| B. | 3 km |
| C. | 13 km |
| D. | 6.4 km |
| Answer» C. 13 km | |
| 16. |
A solution of KMnO4 is reduced to MnO2 .The normality of solution is 0.6.The molarity is |
| A. | 1.8M |
| B. | 0.6M |
| C. | 0.1M |
| D. | 0.2M |
| Answer» E. | |
| 17. |
If a,b,c be in GP and p,q be respectively AM between a,b and b,c then |
| A. | 2/b=1/p+1/q |
| B. | 2/b=1/p-1/q |
| C. | 2=a/p-c/q |
| D. | None of the above |
| Answer» B. 2/b=1/p-1/q | |
| 18. |
If 0~P[log sinx]dx=k,then the value of 0~P/4[log(1 + tan x)]dx ,where P stands for pi,is |
| A. | -k/4 |
| B. | k/4 |
| C. | -k/8 |
| D. | k/8 |
| Answer» D. k/8 | |
| 19. |
If the sum of the roots of the equation ax�+bx+c=0 is equal to the sum of the squares of their reciprocals, then, a/c, b/a, c/b are in |
| A. | AP |
| B. | GP |
| C. | HP |
| D. | None of the these |
| Answer» D. None of the these | |
| 20. |
Given two numbers a and b. Let A denote the single AM between these and S denote the sum of n AMs between them. Then S/A depends upon |
| A. | n |
| B. | n,a |
| C. | n,b |
| D. | n,a,b |
| Answer» B. n,a | |
| 21. |
A and B throw a dice. The probabilty that A's throw is not greater than B's is |
| A. | 5/12 |
| B. | 7/12 |
| C. | 11/12 |
| D. | 5/36 |
| Answer» C. 11/12 | |
| 22. |
Out of 10 white, 9 black and 7 red balls, in how many ways can we select one or more balls |
| A. | 234 |
| B. | 52 |
| C. | 630 |
| D. | 879 |
| Answer» E. | |
| 23. |
Which among the following is called philosopher's wool |
| A. | Cellulose |
| B. | Calamine |
| C. | Stellite |
| D. | Cerussite |
| Answer» D. Cerussite | |
| 24. |
Which of the following is not an oxide ore? |
| A. | Cassiterite |
| B. | Siderite |
| C. | Pyrolusite |
| D. | Bauxite |
| Answer» C. Pyrolusite | |
| 25. |
Which of the following oxides cannot be reduced by carbon to obtain metal |
| A. | ZnO |
| B. | Al2O3 |
| C. | Fe2O3 |
| D. | PbO |
| Answer» C. Fe2O3 | |
| 26. |
Carbylamine reaction is a test for |
| A. | Primary amine |
| B. | Secondary amine |
| C. | Tertiary amine |
| D. | Quarternary ammonium salt |
| Answer» B. Secondary amine | |
| 27. |
The substance which is most easily nitrated |
| A. | Toluene |
| B. | Bbenzene |
| C. | Nitrobenzene |
| D. | Chlorobenzene |
| Answer» B. Bbenzene | |
| 28. |
Which of the following reagents is neither neutral nor basic |
| A. | Lucas reagent |
| B. | Tollens reagent |
| C. | Bayers reagent |
| D. | Fehlings solution |
| Answer» B. Tollens reagent | |
| 29. |
The hydrolysis of alkyl halides by aqueous NaOH is best termed as |
| A. | Electrophylic substitution reaction |
| B. | Electrophylic addition reaction |
| C. | Nnucleophylic addition reaction |
| D. | Nucleophylic substitution reaction |
| Answer» E. | |
| 30. |
A depolarizer used in the dry cell batteries is |
| A. | KCl |
| B. | MnO2 |
| C. | KOH |
| D. | None of the above |
| Answer» C. KOH | |
| 31. |
In a salt bridge, KCl is used because |
| A. | It is an electrolyte |
| B. | The transference number of K+ and Cl� is nearly the same |
| C. | It is a good conductor of electricity |
| D. | All of the above |
| Answer» E. | |
| 32. |
Pure water does not conduct electricity because it is |
| A. | Almost not ionised |
| B. | Low boiling |
| C. | Neutral |
| D. | Readily decomposed |
| Answer» B. Low boiling | |
| 33. |
Which of the following statements represent Raoult's Law |
| A. | Mole fraction of solvent = ratio of vapour pressure of the solution to vapour pressure of the solvent |
| B. | Mole fraction of solute = ratio of vapour pressure of the solution to vapour pressure of the solvent |
| C. | Mole fraction of solute = lowering of vapour pressure of the solution |
| D. | Mole fraction of solvent = lowering of vapour pressure of the solution |
| Answer» B. Mole fraction of solute = ratio of vapour pressure of the solution to vapour pressure of the solvent | |
| 34. |
A balloon filled with ethylene is pricked with a sharp pointed needle and quickly placed in a tank full of hydrogen at the same pressure. After a while the balloon would have |
| A. | Shrunk |
| B. | Enlarged |
| C. | Completely collapsed |
| D. | Remain unchanged in size |
| Answer» C. Completely collapsed | |
| 35. |
When n+l has the same value for two or more orbitals, the new electron enters the orbital where |
| A. | n is maximum |
| B. | n is minimum |
| C. | l is maximum |
| D. | l is minimum |
| Answer» C. l is maximum | |
| 36. |
Two successive elements belonging to the first transition series have the same number of electrons partially filling orbitals. They are |
| A. | V and Cr |
| B. | Ti and V |
| C. | Mn and Cr |
| D. | Fe and Co |
| Answer» D. Fe and Co | |
| 37. |
The X-rays beam coming from an X-ray tube will be: |
| A. | Monochromatic |
| B. | Having all wavelengths smaller than a certain minimum wavelength |
| C. | Having all wavelengths larger than a certain minimum wavelength |
| D. | Having all wavelengths lying between a minimum and a maximum wavelength |
| Answer» D. Having all wavelengths lying between a minimum and a maximum wavelength | |
| 38. |
An electron orbiting in a circular orbit around the nucleus of the atom |
| A. | Has a magnetic dipole moment |
| B. | Exerts an electric force on the nucleus equal to that on it by the nucleus |
| C. | Does not produce a magnetic induction at the nucleus |
| D. | All of the above |
| Answer» E. | |
| 39. |
The maximum kinectic energy of the photoelectron emitted from the surface is dependant on |
| A. | The intensity of incident radiation |
| B. | The potential of the collector electrode |
| C. | The frequency of incident radiation |
| D. | The angle of incidence of radiation of the surface |
| Answer» D. The angle of incidence of radiation of the surface | |
| 40. |
The focal length of a convex lens when placed in air and then in water will |
| A. | Increase in water with respect to air |
| B. | Increase in air with respect to water |
| C. | Decrease in water with respect to. air |
| D. | Remain the same |
| Answer» B. Increase in air with respect to water | |
| 41. |
A square conducting loop of length Lon a side carries a current I. The magnetic field at the centre of the loop is |
| A. | Independant of L |
| B. | Proportional to L*L |
| C. | Inversely proportoinal to L |
| D. | Directly proportional to L |
| Answer» D. Directly proportional to L | |
| 42. |
Two equal negative charges q are fixed at point (0,a) and (0,-a) on the y-axis. A positive charge Q is released from rest at the point (2a,0) on the x-axis. The charge Q will |
| A. | Execute simple harmonic motion about the origin |
| B. | Move to the origin and remain at rest |
| C. | Move to infinity |
| D. | Execute oscillatory but not simple harmonic motion |
| Answer» E. | |
| 43. |
A parallel plate capaciator is charged and the charging battery is then disconnected. If the plates of the capacitor are moved further apart by means of insulating handles |
| A. | The charge on the capacitor increases. |
| B. | The voltage across the plates increases. |
| C. | The capacitance increases. |
| D. | The electrostatic energy stored in the capacitor decreases |
| Answer» C. The capacitance increases. | |
| 44. |
During an isothermal expansion of an ideal gas |
| A. | Its internal energy increases. |
| B. | Its internal energy decreases. |
| C. | Its internal energy does not change. |
| D. | The work done by the gas is not equal to the quantity of heat absorbed by it. |
| Answer» D. The work done by the gas is not equal to the quantity of heat absorbed by it. | |
| 45. |
An organ pipe, open at both ends and another organ pipe closed at one end, will resonate with each other, if their lengths are in the ratio of |
| A. | 1:1 |
| B. | 1:4 |
| C. | 2:1 |
| D. | 1:2 |
| Answer» D. 1:2 | |
| 46. |
Astronauts in stable orbits around the earth are in a state of weightlessness because |
| A. | There is no gravitational force acting on them. |
| B. | The satellite and the air inside it have an acceleration equal to that of gravitational acceleration there. |
| C. | The gravitational force of the earth and the sun balance giving null resultant. |
| D. | There is no atmosphere at the height at which the satellites move. |
| Answer» C. The gravitational force of the earth and the sun balance giving null resultant. | |
| 47. |
The following unit measure energy: |
| A. | Kilo-watt hour. |
| B. | Volt*volt/sec*ohm. |
| C. | Pascal*foot*foot |
| D. | (Coulomb*coulomb)*farad |
| Answer» B. Volt*volt/sec*ohm. | |
| 48. |
The total work done on the particle is equal to the change in its kinetic energy |
| A. | Always |
| B. | Only if the forces acting on the body are conservative. |
| C. | Only if the forces acting on the body are gravitational. |
| D. | Only if the forces acting on the body are elastic. |
| Answer» B. Only if the forces acting on the body are conservative. | |
| 49. |
An electron moving in an electromagnetic field moves in a |
| A. | In a straight path |
| B. | Along the same plane in the direction of its propagation |
| C. | Opposite to the original direction of propagation |
| D. | In a sine wave |
| Answer» C. Opposite to the original direction of propagation | |