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.

Which among the following reduces the capacity of reservoir and causes rapid erosion of turbine blades?

A. Contamination of highly corrosive material
B. Sedimentation effect
C. Submerged vegetation
D. Solid contamination
Answer» C. Submerged vegetation
Discussion
2.

SCP is a progenitor of low-copy-number vectors.

A. True
B. False
Answer» C.
Discussion
3.

In which of the following, the self cleansing velocity is maximum?

A. Angular stones
B. Fine sand
C. Fine clay
D. Fine gravel
Answer» B. Fine sand
Discussion
4.

If the observed back sight and fore sight are x1 and x2. The correction back sight on A will be equal to x1-y1, where y1= D1 tan i°. The correct fore sight on B will be equal to x2-y2 where, y2 = D2 tan i°. Then what is the correction difference in level between A and B.$

A. x1 – x2
B. x2 – x1
C. x1 – x2 + (D2 tan i° – D1 tan i°)
D. x2 – x1 + (D1tan i° + D2 tan i°)
Answer» D. x2 ‚Äö√Ñ√∂‚àö√ë‚àö¬® x1 + (D1tan i¬¨¬®‚Äö√†√ª + D2 tan i¬¨¬®‚Äö√†√ª)
Discussion
5.

A class of system that achieves the separation of illumination and reflectance component of an image is termed as __________

A. Base class system
B. Homomorphic system
C. Base separation system
D. All of the mentioned
Answer» C. Base separation system
Discussion
6.

In the homogeneous nucleation, nucleation rate is maximum __________

A. At freezing point
B. Above boiling point
C. Below melting point
D. At room temperature
Answer» D. At room temperature
Discussion
7.

Which of the following materials is not used in making rivets?

A. Wrought iron
B. Mild steel
C. Brass
D. Calcium
Answer» E.
Discussion
8.

Which of the following gives a positive result to the pumping lemma restrictions and requirements?

A. {a<sup>i</sup>b<sup>i</sup>c<sup>i</sup>|i>=0}
B. {0<sup>i</sup>1<sup>i</sup>|i>=0}
C. {ss|s‚àà{a,b}*}
D. None of the mentioned
Answer» C. {ss|s‚Äö√Ñ√∂‚àö‚Ć‚àö‚Ć{a,b}*}
Discussion
9.

The mass-selected ions are activated in which of the following ways that causes them to fall apart to produce product ions?

A. Collisional activation
B. Evaporational activation
C. Inert gas activation
D. Thermal activation
Answer» B. Evaporational activation
Discussion
10.

The characteristics deflection value is.

A. Dm+s
B. Dm-s
C. Dm-s
D. Dm/s
Answer» B. Dm-s
Discussion
11.

In a three phase induction motor, rotor current in each phase lags behind the generated emf in that phase to rotor by a power factor angle of

A. atan(r2/x2)
B. atan(x2/r2)
C. atan(x1/r1)
D. atan(r1/x1)
Answer» C. atan(x1/r1)
Discussion
12.

An important development for computational purposes was the decision by Craig Venter to prepare databases of partial sequences of the expressed genes, called expressed sequence tags or ESTs.

A. True
B. False
Answer» B. False
Discussion
13.

What is the size of the Message Integrity Code Key?

A. 64 bits
B. 128 bits
C. 256 bits
D. 512 bits
Answer» B. 128 bits
Discussion
14.

Which type of probe system is used in CMM?

A. One dimensional probe system
B. Two dimensional probe system
C. Three dimensional probe system
D. Both one and two dimensional probe system
Answer» D. Both one and two dimensional probe system
Discussion
15.

Which of the following solvent can dissolve the polymer PTFE at room temperature?

A. propane
B. carbon tetrachloride
C. hexane
D. none of the mentioned
Answer» E.
Discussion
16.

Which statement is used to define a cursor?

A. OPEN
B. FETCH
C. DECLARE CURSOR
D. @@FETCH_STATUS
Answer» D. @@FETCH_STATUS
Discussion
17.

In gas turbines change in the humidity affects the _________

A. pressure
B. mass flow
C. temperature
D. none of the mentioned
Answer» C. temperature
Discussion
18.

Transformer core is designed to reduce ______________

A. Hysteresis loss
B. Eddy current loss
C. Hysteresis loss and Eddy current loss
D. Cannot be determined
Answer» D. Cannot be determined
Discussion
19.

In a single phase semi converter with resistive load and a firing angle α, each SCR and freewheeling diode would conduct for$

A. α, 0°
B. π-α, α
C. π+α, α
D. π-α, 0°
Answer» E.
Discussion
20.

In ecological risk assessment, risk is expressed as the ratio of _________

A. PEC to PNEC
B. PNEC to PEC
C. PEC TO OEC
D. PEN TO PEC
Answer» B. PNEC to PEC
Discussion
21.

The two mutants generated during the process of cloning are null mutation and ________ mutation.

A. Combinational
B. Conventional
C. Conditional
D. Rational
Answer» D. Rational
Discussion
22.

What is security?

A. Security is a measure of the system’s ability to resist authorized attempts at usage
B. Security is Denial of service while still providing its services to legitimate users
C. Security is systems functionality to interact
D. All of the mentioned
Answer» C. Security is systems functionality to interact
Discussion
23.

The __________ attribute effectively renders the iframe as an inline include, which allows the parent document’s CSS to affect the contents of the iframe.$

A. allow-forms
B. seamless
C. embed
D. allow-scripts
Answer» C. embed
Discussion
24.

The breadth of the compression face may be assumed by considering the number of:

A. Anchorages
B. Splices
C. Girders
D. Ridges
Answer» D. Ridges
Discussion
25.

A pentagon is placed parallel to horizontal plane which of the following projection is true?

A. Front view-line, top view- pentagon
B. Front view- pentagon, top view- line
C. Front view –line, top view-line
D. Top view- line, side view- line
Answer» B. Front view- pentagon, top view- line
Discussion
26.

Elicitation techniques includes ?

A. Interviews
B. Observation
C. Focus Groups
D. All of the mentioned
Answer» E.
Discussion
27.

A steam turbine inlet is at 1200 kPa and 500°C. The actual exit is at 300 kPa having an actual work of 407 kJ/kg. Find its second law efficiency?$

A. 0.88
B. 0.98
C. 0.78
D. 0.68
Answer» C. 0.78
Discussion
28.

The top ten states in the U.S. now account for about ______% of the total milk supply.

A. 50
B. 60
C. 65
D. 75
Answer» E.
Discussion
29.

Stubs usually provide high _____________ in the tested system.

A. Mocking
B. Security
C. Confidence
D. Modularity
Answer» D. Modularity
Discussion
30.

In which of the following will you expect to see chiasma?

A. Male diptera
B. Female lepidoptera
C. Scorpions
D. Female Drosophila
Answer» E.
Discussion
31.

Aspect ratio of the MOSFET has the units of

A. No units
B. m
C. m<sup>2</sup>
D. m<sup>-1</sup>
Answer» B. m
Discussion
32.

_______ divides the time spend in each function by the total run time

A. “by.sum”
B. “by.total”
C. “by.self”
D. All of the mentioned
Answer» C. ‚Äö√Ñ√∂‚àö√ë‚àö‚à´by.self‚Äö√Ñ√∂‚àö√ë‚àöœÄ
Discussion
33.

What is the vacuum dryer suitable for?

A. Heat sensitive materials
B. High molecular weight material
C. Low molecular weight materials
D. Highly viscous materials
Answer» B. High molecular weight material
Discussion
34.

To create sequences of numbers, NumPy provides a function __________ analogous to range that returns arrays instead of lists.

A. arange
B. aspace
C. aline
D. all of the Mentioned
Answer» B. aspace
Discussion
35.

The effective optical thickness of the space layer is taken equal to _____

A. frequency
B. wavelength
C. amplitude
D. product of refractive index and density of the material
Answer» C. amplitude
Discussion
36.

During inspiration the diaphragm _______

A. Expands
B. Contracts
C. No change
D. Relaxes
Answer» C. No change
Discussion
37.

_______________ have been widely used to determine the refractive index profiles of optical fibers.

A. Interference microscopes
B. Gyro meters
C. Mode-diameter device
D. Tunable microscopes
Answer» B. Gyro meters
Discussion
38.

What is the effective length when both ends of compression member are fixed?

A. 0.65L
B. 0.8L
C. L
D. 2L
Answer» B. 0.8L
Discussion
39.

Fovea in the eye is a central depression in the yellowish pigment area called?

A. Macula lutea
B. Cornea
C. Retina
D. Blind spot
Answer» B. Cornea
Discussion
40.

The device that is used for deriving chip select signals is

A. Logic gates
B. Multiplexers
C. PLAs and EPROMs
D. All of the mentioned
Answer» E.
Discussion
41.

A ______________is an application that allows the user to compose and edit simple documents.

A. Word processor
B. Spreadsheet
C. Email utility
D. Browsers
Answer» B. Spreadsheet
Discussion
42.

Which hash algorithm is the most hardware intensive among the following?

A. SHA-1
B. SHA-2
C. MD-5
D. Whirlpool
Answer» E.
Discussion
43.

The inlet pressure in a constant rate filtration _____

A. Increases continuously
B. Decreases continuously
C. Remains constant
D. No effect
Answer» B. Decreases continuously
Discussion
44.

Statement 1: As mesh size increases, the aperture size decreases.

A.
B. True, False
C. True, True
Answer» B. True, False
Discussion
45.

Terracotta doesn’t use serialization of objects.$

A. True
B. False
Answer» B. False
Discussion
46.

Which of the following undo a most recent single editing change?

A. u
B. U
C. uu
D. yy
Answer» B. U
Discussion
47.

Which of the following has the least number of atoms?

A. One gram of Hydrogen gas
B. One gram of Helium gas
C. One gram-mole of Oxygen gas
D. One gram-mole of Chlorine gas
Answer» C. One gram-mole of Oxygen gas
Discussion
48.

The spiral model was originally proposed by

A. IBM
B. Barry Boehm
C. Pressman
D. Royce
Answer» C. Pressman
Discussion
49.

The actual reinforcement provided should be___________of that worked out theoretically by conventional method.

A. Twice
B. Thrice
C. Lesser
D. None of the mentioned
Answer» B. Thrice
Discussion
50.

When σ=0, then what is the condition on ‘r’?$

A. 0<r<1
B. r=1
C. r>1
D. None of the mentioned
Answer» C. r>1
Discussion