Explore topic-wise MCQs in Testing Subject.

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.

Gear pumps convert rotational kinetic energy to hydrodynamic energy.

A. True
B. False
Answer» B. False
2.

Which of the following is different component?

A. Commutating poles
B. Compoles
C. Interpoles
D. Compensating winding
Answer» E.
3.

Pressure intensity or force due to pressure gradient for fluid at rest is considered as which kind of force?

A. Surface force
B. Body force
C. Force due to motion
D. None of the mentioned
Answer» B. Body force
4.

Which process requires low pass filter?

A. Up-sampling
B. Down-sampling
C. Up-sampling & Down-sampling
D. None of the mentioned
Answer» D. None of the mentioned
5.

The restoration of the end block of the girder can be done completely dismantling the:

A. Concrete
B. Cement
C. Water
D. Aggregates
Answer» B. Cement
6.

The ports of a component can be left unconnected.

A. True
B. False
Answer» B. False
7.

Thrust faults belong to which variety of faults?

A. Normal faults
B. Reverse faults
C. Strike-slip faults
D. Hinge faults
Answer» C. Strike-slip faults
8.

State true or false: We cannot specify keys in the Entity-Relationship model

A. True
B. False
Answer» C.
9.

Why the whole lacZ gene can’t be present in the plasmid at one time?$

A. Because the whole lacZ gene can’t be present anywhere
B. The whole lac Z gene is very large in size and the plasmid size is small
C. The whole lacZ gene is never functional
D. Because the plasmid takes is having a restriction site only for taking up a portion of lacZ gene
Answer» C. The whole lacZ gene is never functional
10.

Angle made by the absolute velocity vector of steam and blade velocity vector is called as _______

A. nozzle angle
B. exit angle
C. none of the mentioned
D. fluid exit angle
Answer» E.
11.

What is the range of current density in rotor bars?

A. 4-9 A per mm<sup>2</sup>
B. 4-6 A per mm<sup>2</sup>
C. 4-7 A per mm<sup>2</sup>
D. 5-6 A per mm<sup>2</sup>
Answer» C. 4-7 A per mm<sup>2</sup>
12.

What is the range of round-off error for a foxed point representation?

A. [-0.5(2<sup>-b</sup>+2<sup>-bm</sup>), 0.5(2<sup>-b</sup>+2<sup>-bm</sup>)].
B. [0, (2<sup>-b</sup>+2<sup>-bm</sup>)].
C. [0, (2<sup>-b</sup>-2<sup>-bm</sup>)].
D. [-0.5(2<sup>-b</sup>-2<sup>-bm</sup>), 0.5(2<sup>-b</sup>-2-bm<sup>-bm</sup>)].
Answer» E.
13.

Maraging steels have high strength due to _________

A. Martensitic strengthening
B. Precipitation hardening
C. Grain refinement
D. Martensitic strengthening and Precipitation hardening
Answer» E.
14.

To notify other viewers of any new items posted.

A. javax.jms.Topic
B. jms
C. all of the mentioned
D. none of the mentioned
Answer» D. none of the mentioned
15.

Which of the following factors prevent reassociation of the 40S and 60S subunits when not bound to the mRNA?

A. eIF1 and eIF3
B. eIF2 and eIF3
C. eIF3 and eIF6
D. eIF3 and eIF4
Answer» D. eIF3 and eIF4
16.

If a force applied at any point in its line of action and is still creating the same moment about any fixed point say P, then the force is said to be a sliding vector. What is the name of this property?

A. Associative property
B. Distributive property
C. Negative associative property
D. Principle transmissibility of the force
Answer» E.
17.

Which operation cannot be performed on XML schema collection ?

A. DROP
B. DELETE
C. CREATE
D. UPDATE
Answer» C. CREATE
18.

Which is the central government nodal agency responsible for planning, promotion and coordination of all environmental activities?

A. The Central Pollution Control Boards
B. Municipal Corporation
C. State Pollution Control Boards
D. Ministry of Environment and Forests
Answer» E.
19.

E.F.Codd developed the normalization process in the which early:

A. 1969
B. 1970
C. 1971
D. 1972
Answer» C. 1971
20.

If MBYTES input is high, then the pin serves as

A. AEN
B. CEN
C. AEN and CEN
D. None of the mentioned
Answer» B. CEN
21.

Veillonellaceae, is the family of bacteria consisting of motile cocci.

A. True
B. False
Answer» C.
22.

SQW(pin no 7) is an ___________

A. input pin
B. output pin
C. i/o pin
D. none of the mentioned
Answer» C. i/o pin
23.

What is the mesh range that the catalytic reactor for vinyl acetate developed by Du pont uses?

A. 30 to 150 mesh
B. 150 to 200 mesh
C. 10 to 50 mesh
D. 200 to 300 mesh
Answer» B. 150 to 200 mesh
24.

How drag is formed on the cylinder?

A. Due to viscous effect
B. Due to friction
C. Due to boundary layer
D. Due to surface layer
Answer» B. Due to friction
25.

The choice of animals to be parents of each new generation. Involves culling cows and selecting bulls is called?

A. classification
B. selection
C. mixing
D. breeding
Answer» C. mixing
26.

If there is no place to accommodate the nut, then one would choose the

A. Through Bolts
B. Tap Bolts
C. Studs
D. None of the mentioned
Answer» C. Studs
27.

Which is best of the following for fine separation?

A. Tumbler mill
B. Drag classifier
C. Rake classifier
D. Dorr classifier
Answer» D. Dorr classifier
28.

What is the relation of the copper loss and brush contacts with the total loss in small dc motors?

A. copper loss and brush contacts = 2 * total loss
B. copper loss and brush contacts = 2/3 * total loss
C. copper loss and brush contacts = 1/3 * total loss
D. copper loss and brush contacts = total loss
Answer» C. copper loss and brush contacts = 1/3 * total loss
29.

Which of the following gate is also called as ‘drop gate’?$

A. Top gate
B. Bottom gate
C. Parting gate
D. Middle gate
Answer» B. Bottom gate
30.

To produce core at room temperature, special binders and air-set sands are used.

A. True
B. False
Answer» B. False
31.

Annealing is a fast process.

A. True
B. False
Answer» C.
32.

The capacitance becomes significant for the __________

A. long transmission line
B. medium transmission line
C. short transmission line
D. cannot be determined
Answer» B. medium transmission line
33.

httr package does not work well with facebook and twitter API.

A. True
B. False
Answer» C.
34.

Base modulation is preferred over collector modulation of a class C transistor because of its better efficiency.

A. True
B. False
Answer» C.
35.

The RMS value of sine wave is?

A. 0.707V<sub>p</sub>
B. 0.607V<sub>p</sub>
C. 0.807V<sub>p</sub>
D. 0.907V<sub>p</sub>
Answer» B. 0.607V<sub>p</sub>
36.

Fast needle method is more accurate than the free needle method.

A. True
B. False
Answer» B. False
37.

What will be the overall mass transfer coefficient when the resistance by gas phase is negligible?

A. 1/K<sub>x</sub> = 1/K<sub>A</sub>k<sub>y</sub> + 1/k<sub>x</sub>
B. K<sub>x</sub> = 1/K<sub>A</sub>k<sub>y</sub> + 1/k<sub>x</sub>
C. 1/K<sub>x</sub> = K<sub>A</sub>/k<sub>y</sub> + 1/k<sub>x</sub>
D. 1/K<sub>x</sub> = 1/K<sub>A</sub>k<sub>x</sub> + 1/k<sub>y</sub>
Answer» C. 1/K<sub>x</sub> = K<sub>A</sub>/k<sub>y</sub> + 1/k<sub>x</sub>
38.

If we apply a sinusoidal voltage to a circuit, the product of voltage and current is?

A. true power
B. apparent power
C. average power
D. reactive power
Answer» C. average power
39.

If the angle between optical flat and surface to be tested is very small, then what is the difference of separation between optical flat and surface between two similar adjacent fringes?

A. λ
B. λ/2
C. λ/3
D. 3λ/2
Answer» C. ‚âà√≠¬¨‚Ñ¢/3
40.

Nervous system is divided into _________ parts

A. 3
B. 2
C. 4
D. 5
Answer» C. 4
41.

Which of the following is not true for SN1 reactions?

A. They occur through a single step concerted reaction
B. They are favoured by polar solvents
C. Tertiary alkyl halides generally react through this mechanism
D. Concentration of nucleophile does not affect the rate of such reactions
Answer» E.
42.

Statement 1: G is known as the mass flux and it is the product of density and velocity.

A.
B. True, False
C. True, True
Answer» B. True, False
43.

Cellular concrete is used for ______ insulation

A. Thermal
B. Chemical
C. Sound
D. Electrical
Answer» D. Electrical
44.

If we want to run test files Test1 and Test2 together, the @SuiteClasses annotation will be?

A. @SuiteClasses(value={Test1.class,Test2.class})
B. @SuiteClasses(value=All)
C. @SuiteClasses(Test1, Test2);
D. @SuiteClasses()
Answer» B. @SuiteClasses(value=All)
45.

Versalon, Zytel, and Plaskon are common trade names of which thermoplastic?

A. Acetal
B. Polycarbonate
C. Polyamide
D. Polyacrylonitrile
Answer» D. Polyacrylonitrile
46.

Recombinant DNA molecule is produced by ligating

A. Two DNA segments
B. Two m-RNA molecules
C. One m-RNA with one t-RNA
D. One m-RNA with DNA segment
Answer» B. Two m-RNA molecules
47.

Gravity thickening requires much higher torques than clarification.

A. True
B. False
Answer» C.
48.

CSS3 ___________ let you display smooth transitions between two or more specified colors

A. Float
B. Align
C. Gradients
D. Color
Answer» C. Gradients
49.

Clients can set a __________ value as part of a replica acknowledged write concern.

A. timeout
B. wtimeout
C. waittimeout
D. none of the mentioned
Answer» C. waittimeout
50.

In by pass type filter arrangement, only a small portion of the lubricating oil is passed through the filter and the remaining lubricating oil is directly supplied to the bearings by the oil pump at pre-set pressure.

A. True
B. False
Answer» B. False