Explore topic-wise MCQs in Php.

This section includes 2095 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.

1701.

Slope of OC curve for x bar chart will _____ when sample size is increased.

A. Decrease
B. Increase
C. Remain same
D. Decrease then increase
Answer» C. Remain same
1702.

Which of the following is true about AJMM?

A. It is a high maintenance process
B. It is a time consuming process
C. Depths upto few microns are not possible
D. Multiple features can be machined in one operation
Answer» E.
1703.

What is the colour and diaphaneity of a calcite mineral respectively?

A. Yellow and opaque
B. Blue and transparent
C. White and transparent
D. Grey and translucent
Answer» D. Grey and translucent
1704.

You send the email by making a call to:-

A. Transport.send()
B. Transport.sendTo()
C. All of the mentioned
D. None of the mentioned
Answer» B. Transport.sendTo()
1705.

__________ increases the visibility of the flaw in LPI.

A. Developer
B. Penetrant
C. Benzene
D. Spirit
Answer» B. Penetrant
1706.

What is the purpose of garbage collection?

A. Removes object with many reference
B. Removes object with reference
C. Removes object with invalid reference
D. Removes object with no reference
Answer» E.
1707.

________ are found in traditional buildings in regions with a low precipitation.

A. Flat roof
B. Mono-pitched roof
C. Gable
D. Arched roof
Answer» B. Mono-pitched roof
1708.

The GOR method is based on the “propensity” of each residue to be in one of the two conformational states, helix (H), strand(E).$

A. True
B. False
Answer» C.
1709.

________ Provide the means to create capability that reflects true awareness of the physical world and people.

A. Sensors
B. Heterogeneity
C. Security
D. Connectivity
Answer» B. Heterogeneity
1710.

Water on the ground surface entering the soil is called _________

A. Infiltration
B. Transpiration
C. Filtration
D. Precipitation
Answer» B. Transpiration
1711.

For butt joints, number of cover plates can be ________

A. one only
B. minimum two
C. two only
D. one or two
Answer» E.
1712.

If the result of an operation is overflowed(exceeded than 16 bits) or underflowed then, only the lower 16-bits of the result are stored in the register and this effect is known as

A. overflow/underflow effect
B. wrap-around effect
C. exceeding memory effect
D. none
Answer» C. exceeding memory effect
1713.

In the problems regarding the friction and normal force calculations, there is no scope of the two force and three force systems.

A. True
B. False
Answer» C.
1714.

A laminated steel ring is wound with 200 turns. When the magnetizing current varies between 5 and 7 A, the magnetic flux varies between 760 and 800 ‚à´ Wb. Calculate the incremental inductance of the coil.$

A. 40H
B. 40mH
C. 0.004H
D. 0.004mH
Answer» D. 0.004mH
1715.

Reaction of aniline with benzaldehyde is which type of reaction?

A. Polymerisation
B. Condensation
C. Addition
D. Substitution
Answer» C. Addition
1716.

The major reason milk from cows treated with antibiotics must be withheld from the milk supply is because _______

A. A large proportion of the human population is sensitive to antibiotics
B. Antibiotics increase the somatic cell count of milk
C. Antibiotics cause an off-flavor in milk
D. Antibiotics kill some of the good bacteria found in milk
Answer» B. Antibiotics increase the somatic cell count of milk
1717.

When an indeterminate structure is prestressed which reactions develop?

A. Extrusion
B. Redundant
C. Compressive
D. Deformation
Answer» C. Compressive
1718.

Which of the following histogram processing techniques is global?

A. Histogram Linearization
B. Histogram Specification
C. Histogram Matching
D. All of the mentioned
Answer» E.
1719.

Small intensifiers usually have a ________ in their basic system.

A. Stepped piston
B. Stepped cylinder
C. Accumulator
D. Stepped presses
Answer» B. Stepped cylinder
1720.

A tacheometer is setup at an intermediate point on a traverse course PQ and the following observations are made on a staff held vertical. Staff Station Vertical Angle Staff Intercept Axial Hair Readings P + 9o30′ 2.250 2.105 Q + 6o00′ 2.055 1.975 The constants are 100 and 0. Compute the length PQ and the reduced level of Q. RL of P = 350.50 m.$

A. 428.13 m; 335.47 m
B. 402.13 m; 335.47 m
C. 422.13 m; 305.47 m
D. 422.13 m; 335.47 m
Answer» E.
1721.

The resonance energy is defined as a difference in energy between

A. Two consecutive resonating structures
B. Resonance hybrid and most unstable resonating structure
C. Resonance hybrid and most stable resonating structure
D. First and last resonating structures
Answer» D. First and last resonating structures
1722.

A type of testing that is conducted at the software interface.

A. gray box
B. black box
C. red box
D. white box
Answer» C. red box
1723.

Which mode is used to turn on strict mode and all of the additional restrictions?

A. STRICT_ALL_TABLES
B. ERROR_FOR_DIVISION_BY_ZERO
C. TRADITIONAL
D. ERROR_WHEN_DIVIDE_BY_ZERO
Answer» D. ERROR_WHEN_DIVIDE_BY_ZERO
1724.

The formation of soap patches on the painted surface is termed as the ___________

A. Wrinkling
B. Running
C. Sagging
D. Saponification
Answer» E.
1725.

Consider the function F (s) =5/s (s2+s+2) , where F (s) is the Laplace transform f (t). Then the final value theorem is equal to

A. 5
B. 5/2
C. Zero
D. Infinity
Answer» C. Zero
1726.

Over-load coil performs the function when __________

A. In the case of failure of field current
B. If the resistance is very high
C. If armature current increases beyond certain value
D. At the start of each rotation
Answer» D. At the start of each rotation
1727.

Due to the translocation process, the XIC from one X chromosome in a woman passed to chromosome 3. The individual died. What were the probable reasons of death?

A. The X chromosome was unable to show its effect
B. Both X chromosome being active too much gene product was produced
C. Inactivation of chromosome 3
D. Hyper activation of autosomes
Answer» D. Hyper activation of autosomes
1728.

Gilliland’s y intercept is given as$

A. N<sub>min</sub>/N+1
B. N-N<sub>min</sub>/N+1
C. N+N<sub>min</sub>/N+1
D. N/N+1
Answer» C. N+N<sub>min</sub>/N+1
1729.

Which of the following is not a characteristic feature of plasmid RP4?

A. A col plasmid
B. Replicates in most gram-negative bacteria
C. A conjugative plasmid
D. A promiscuous plasmid
Answer» B. Replicates in most gram-negative bacteria
1730.

Condensation polymers will release bi-products like ________

A. Ammonia
B. Hcl
C. Carbondioxide
D. Ozone
Answer» C. Carbondioxide
1731.

Which property of OFDMA system allows adjacent subcarriers to be used without interference?

A. Orthogonality
B. Orthodoxy
C. Octagonality
D. Originality
Answer» B. Orthodoxy
1732.

Which one of the following is a proper step in competitive intelligence data processing?

A. Competitors’ data compromising
B. Data hacking
C. Data analysis
D. Competitors’ data stealing
Answer» D. Competitors‚Äö√Ñ√∂‚àö√ë‚àö¬• data stealing
1733.

The stalling of the processor due to the unavailability of the instructions is called as ____

A. Control hazard
B. structural hazard
C. Input hazard
D. None of the mentioned
Answer» B. structural hazard
1734.

Following is an example of active learning:

A. News Recommender system
B. Dust cleaning machine
C. Automated vehicle
D. None of the mentioned
Answer» B. Dust cleaning machine
1735.

FS defines the field separator.

A. True
B. False
Answer» B. False
1736.

The optical medium, in case of optical wavelength conversion is ___________

A. Depleted
B. Linear
C. Non-linear
D. Dispersive
Answer» D. Dispersive
1737.

Which of the following particles is used in the gene gun method?

A. Iron particles
B. Aluminum particles
C. Silver particles
D. Gold particles
Answer» E.
1738.

Which of the following is not limitation of the operational amplifier

A. Output voltage saturation
B. Output current limits
C. Slew rate
D. None of the mentioned
Answer» E.
1739.

Which one is an important constituent of rennin angiotensinogen aldosterone system?

A. Macular cells
B. Plasma cells
C. JGA cells
D. Erythropoietin
Answer» D. Erythropoietin
1740.

In an R.C.C structure, the tension zone lies in the:

A. Top
B. Middle
C. Side
D. Bottom
Answer» E.
1741.

What is the maximum oxygen pressure that can be applied to steel?

A. 13 atm
B. 14 atm
C. 15 atm
D. 16 atm
Answer» C. 15 atm
1742.

Which is the correct representation of Commutative Continuous time LTI system?

A. ∫h(α) + x(t-α) = ∫x(α) + h(t-α)
B. ∫h(α)x(t-α) = ∫x(α)h(t-α)
C. ∫h(α) – x(t-α) = ∫x(α)h(t-α)
D. ∫h(α) * x(t-α) = ∫x(α) * h(t-α)
Answer» C. ‚Äö√Ñ√∂‚àö‚Ƭ¨¬•h(‚âà√≠¬¨¬±) ‚Äö√Ñ√∂‚àö√ë‚àö¬® x(t-‚âà√≠¬¨¬±) = ‚Äö√Ñ√∂‚àö‚Ƭ¨¬•x(‚âà√≠¬¨¬±)h(t-‚âà√≠¬¨¬±)
1743.

The stop codon on the mRNA is read by __________

A. Ribosome
B. tRNA
C. cRF1
D. mRNA
Answer» D. mRNA
1744.

If the occipital lobe has been injured or damaged, a substitute for an eye is the better option than any form of artificial eye or eye transplant.

A. True
B. False
Answer» B. False
1745.

Which of the following must be used with the X-ray source to have high energy resolution?

A. Chopper
B. Vacuum chamber
C. Accelerator
D. Monochromator
Answer» E.
1746.

If overhead clearance is less, then the following type of engine should be selected

A. V-type
B. In-line type
C. Vertical
D. Horizontal
Answer» E.
1747.

It’s necessary to pass object by reference in copy constructor because:$

A. Constructor is not called in pass by reference
B. Constructor is called in pass by reference only
C. It passes the address of new constructor to be created
D. It passes the address of new object to be created
Answer» E.
1748.

For given applied voltage, with the increase in frequency of the applied voltage ___________

A. Eddy current loss will decrease
B. Eddy current loss will increase
C. Eddy current loss will remain unchanged
D. Cannot be determined
Answer» C. Eddy current loss will remain unchanged
1749.

In order to avoid segregation, the concrete should not be thrown from a height.

A. True
B. False
Answer» B. False
1750.

Which of the following scales represent two different units having the same representative fraction?

A. Plain scale
B. Diagonal scale
C. Comparative scale
D. Vernier scale
Answer» D. Vernier scale