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.

1901.

Which of the following statement is true, if a return echo arrives after the allocated pulse interval?

A. it will interfere with the operation of a transmitter
B. the receiver might be overloaded
C. overlap of signals
D. target will appear closer than it really is
Answer» E.
1902.

The value of the total voltage after replacing the inductor and capacitor in question 1 is?

A. V<sub>1</sub>(S)-LI<sub>0</sub>-V<sub>0</sub>/S
B. V<sub>1</sub>(S)+LI<sub>0</sub>-V<sub>0</sub>/S
C. V<sub>1</sub>(S)+LI<sub>0</sub>+V<sub>0</sub>/S
D. V<sub>1</sub>(S)-LI<sub>0</sub>+V<sub>0</sub>/S
Answer» C. V<sub>1</sub>(S)+LI<sub>0</sub>+V<sub>0</sub>/S
1903.

How the values of constants affect the accuracy of tools?

A. Decrease in accuracy will increase the value of constants
B. Increase in accuracy will increase the value of constants
C. Decrease in accuracy will reduce the value of constants
D. Increase in accuracy will reduce the value of constants
Answer» E.
1904.

________________ is a measure used to describe the degree to which the source code of a program is executed when a particular test suite runs.

A. Code Conduct
B. Code Coverage
C. Mutation Coverage
D. Mutation Redundancy
Answer» C. Mutation Coverage
1905.

________ is the process of spreading sheets of compound over a fabric.

A. Compression molding
B. Extrusion
C. Calendering
D. Vacuum forming
Answer» D. Vacuum forming
1906.

Which of the following property specifies whether the labels for an element’s list items are positioned inside or outside the “box” defined by the listed item?$

A. list-style
B. list-position
C. list-style-position
D. list-position-style
Answer» D. list-position-style
1907.

Double buffering protects channel 0.

A. as it acts as the limit in the Up and up/down modes
B. it doesn’t actually protect it
C. as it does not accept the inputs
D. none of the mentioned
Answer» B. it doesn‚Äö√Ñ√∂‚àö√ë‚àö¬•t actually protect it
1908.

If the sample size is 7 and the Average run length is 122 for a process, what will be the expected number of the individual units sampled?

A. 850
B. 854
C. 867
D. 844
Answer» C. 867
1909.

Monolithic suspended micro-structure in glass was realized using _____

A. oblique AJMM
B. ion beam technique
C. photo chemical technique
D. laser beam technique
Answer» B. ion beam technique
1910.

What is the structure or form of dolomite?

A. Rhombohedral
B. Columnar
C. Tabular
D. Flaky
Answer» B. Columnar
1911.

Before you implement the ErroNotifier interface in this way, you may need a local email server that supports the Simple Mail Transfer Protocol (SMTP) for testing purposes.

A. True
B. False
Answer» B. False
1912.

The tangential force per unit area is _________

A. Shear strain
B. Shear stress
C. Modulus of rigidity
D. Torsion
Answer» C. Modulus of rigidity
1913.

Which order is right for LPI?

A. Penetrant apply, development, inspection, surface preparation
B. Surface preparation, penetrant apply, development, inspection
C. Penetrant apply, development, surface preparation, inspection
D. Development, surface preparation, penetrant apply, inspection
Answer» C. Penetrant apply, development, surface preparation, inspection
1914.

Which of the following are closely related to LED?

A. Conductors
B. Semiconductors
C. Superconductors
D. Insulators
Answer» C. Superconductors
1915.

What is the function of the memory object?

A. Gets unused memory details
B. Shows optimization
C. Gets memory usage
D. None of the mentioned
Answer» D. None of the mentioned
1916.

The four-sided slopes are not the characteristic feature of only Mansard roofs; the _______________also come with this feature.

A. amnsard roof
B. gambrel Roof
C. salt Box Roof
D. pyramid roof
Answer» B. gambrel Roof
1917.

Which of the following is untrue regarding Ab Initio–Based Methods?$

A. This type of method predicts the secondary structure based on a single query sequence
B. This type of method predicts the secondary structure based on a multiple query sequence
C. It measures the relative propensity of each amino acid belonging to a certain secondary structure element
D. The propensity scores are derived from known crystal structures
Answer» C. It measures the relative propensity of each amino acid belonging to a certain secondary structure element
1918.

The collection of data is achieved with ________ changes.

A. Intelligence
B. Connectivity
C. Dynamic Nature
D. Enormous Scale
Answer» D. Enormous Scale
1919.

When does vapor turn into form of water or snow?

A. Cooled below Dew point
B. At Frost point
C. When cooled Freezing point
D. When there is rise in Humidity
Answer» B. At Frost point
1920.

What is the purpose to increase the number of rows of rivets?

A. To increase the strength
B. To make it double riveted joint
C. To make a suitable design
D. Reduce the number of rivets in one row
Answer» B. To make it double riveted joint
1921.

The number of double words that can be packed into 64-bit register using packed double word is

A. 2
B. 4
C. 6
D. 8
Answer» B. 4
1922.

We show the net forces by the help of __________ forces.

A. Rotational
B. Linear
C. Helical
D. Resultants
Answer» E.
1923.

What is the relation between the flux and the magnetizing current when a ferromagnetic core is introduced within the inductor?

A. Directly proportional
B. Inversely proportional
C. Not proportional
D. Current is double of flux
Answer» D. Current is double of flux
1924.

A mixture of benzene and aniline can be separated by which of the following?

A. Hot water
B. dil. HCl
C. dil. NaOH
D. Alcohol
Answer» C. dil. NaOH
1925.

The microbiological standard for Grade A raw from single procedure is _________ bacteria per millimeter of milk prior to co-mingling with milk from other producers.

A. 200,000
B. 150,000
C. 100,000
D. 50,000
Answer» D. 50,000
1926.

In continuous post tensioned girders the curved cables can be positioned to resist:

A. Edge and supports
B. Beam and supports
C. Span and supports
D. Columns and supports
Answer» D. Columns and supports
1927.

Inverse transformation plays an important role in which of the following Histogram processing Techniques?

A. Histogram Linearization
B. Histogram Equalization
C. Histogram Matching
D. None of the mentioned
Answer» D. None of the mentioned
1928.

The working volume of the intensifier is restricted by the stroke of the ________

A. Piston
B. Shaft
C. Jack
D. Cylinder
Answer» B. Shaft
1929.

The following readings were taken with a tachometer on to a vertical staff. Horizontal Distance Stadia Readings 46.20 m 0.780; 1.010; 1.240 51.20 m 1.860; 2.165; 2.470. Calculate the tacheometric constants.

A. 100, 0.20 m
B. 200, 0.10 m
C. 100, 0.10 m
D. 200, 0.20 m
Answer» B. 200, 0.10 m
1930.

The phenomenon in which 2 or more structures, involving identical position of atoms can be written for a particular molecule, is called

A. Conjugation
B. Resonance
C. Hyper conjugation
D. Vibration
Answer» C. Hyper conjugation
1931.

This is not a part of the signing on the procedure.

A. Identification
B. Verification
C. Execution
D. Authorization
Answer» D. Authorization
1932.

What is the command to see the warning messages?

A. DISPLAY WARNINGS
B. DISP WARNINGS
C. DISP WARNING
D. SHOW WARNINGS
Answer» E.
1933.

A small portion of the painted surface is sometimes seen lose, it is known as the ___________

A. Flashing
B. Flaking
C. Grinning
D. Running
Answer» C. Grinning
1934.

The equation 2s4+s3+3s2+5s+10=0 has roots in the left half of s–plane:$

A. One
B. Two
C. Three
D. Four
Answer» C. Three
1935.

The resistance of NVC is _______

A. Small
B. Large
C. Infinite
D. Zero
Answer» B. Large
1936.

The X inactivation in female occurs by the process of lyonisation.

A. True
B. False
Answer» B. False
1937.

For multi-component systems, Underwood Equations gives

A. Minimum Reflux
B. Minimum Strip
C. Maximum Reflux
D. Minimum Trays
Answer» B. Minimum Strip
1938.

LINQ to Entities applications requires __________ mapping provider.

A. DataClient
B. EntityClient
C. SqlClient
D. All of the mentioned
Answer» C. SqlClient
1939.

R6K is a _______

A. Stringent plasmid
B. Non-conjugative plasmid
C. Relaxed plasmid
D. Cryptic plasmid
Answer» D. Cryptic plasmid
1940.

The condensation polymerisation is ___________

A. Endothermic
B. Exothermic
C. Not exothermic
D. Neither endothermic nor exothermic
Answer» D. Neither endothermic nor exothermic
1941.

What does the DC subcarrier indicate?

A. Identity of the cell
B. Antenna configuration
C. Center of OFDM channel
D. Format of data channel
Answer» D. Format of data channel
1942.

In the world of data, where data is considered the oil and fuel of modern technology _____________ is both a product and a process.

A. Competitive Intelligence gathering
B. Cognitive Intelligence gathering
C. Cyber Intelligence gathering
D. Competitors Info gathering
Answer» B. Cognitive Intelligence gathering
1943.

The contention for the usage of a hardware device is called ______

A. Structural hazard
B. Stalk
C. Deadlock
D. None of the mentioned
Answer» B. Stalk
1944.

Which of the following is the model used for learning?

A. Decision trees
B. Neural networks
C. Propositional and FOL rules
D. All of the mentioned
Answer» E.
1945.

awk uses ____ for providing comments.

A. %%
B. //
C.
Answer» D.
1946.

A wavelength converter is termed as _______ if the converted wavelength is longer than the original signal wavelength.

A. Down converter
B. Up converter
C. Attenuator
D. Shifter
Answer» C. Attenuator
1947.

Which of the following chemical is used in chemical transformation method?

A. Cu
B. FeSO<sub>4</sub>
C. SO<sub>2</sub>
D. CaCl<sub>2</sub>
Answer» E.
1948.

The units of the full power bandwidth is

A. Watt
B. Joule
C. Seconds
D. Hertz
Answer» E.
1949.

Glomerular hydrostatic pressure is present in ________

A. Tubule of kidney
B. Bowman’s capsule
C. Malpighian tubule
D. Glomerulus
Answer» E.
1950.

__________ is used to construct very thin, hard and strong surface:

A. R.C.C.
B. PSC
C. PCC
D. Ferro-Cement
Answer» E.