Explore topic-wise MCQs in Php.

This section includes 2167 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.

1501.

Water Act is a main law in action used for EIA formulated in _________?

A. 1981
B. 1974
C. 1975
D. 1986
Answer» C. 1975
1502.

Which of the following method will wait for certain milliseconds to execute a specified method?

A. setInterval()
B. setTimeout()
C. setmilli()
D. setseconds()
Answer» B. setTimeout()
1503.

rook king quee?

A. king queen rook
B. king queen
C. rook
Answer» C. rook
1504.

The register used to store the flags is called as ________?

A. Flag register
B. Status register
C. Test register
D. Log register
Answer» C. Test register
1505.

After earthing, the different parts of an electrical machinery are at ________?

A. infinite potential
B. intermediate potential
C. zero potential
D. undefined potential
Answer» D. undefined potential
1506.

Transmission and reception are made at a time in SPI?

A. true
B. false
C. cant be said
D. depends on the conditions
Answer» B. false
1507.

The auditory cycles happen at the rate of around _______?

A. 7 per second
B. 5 per second
C. 6 per second
D. 8 per second
Answer» D. 8 per second
1508.

What is the value of the constant used in the calculation of the breadth of the ring slot for the diameter of band wire < 1.5 mm?

A. 1 mm
B. 1.5 mm
C. 2 mm
D. 3 mm
Answer» B. 1.5 mm
1509.

A straight line is obtained on plotting reciprocal of filtration rate vs. the volume of the filtrate for ____ flow of filtrate?

A. Compressible cake and laminar
B. Incompressible cake and laminar
C. Compressible cake and turbulent
D. Incompressible cake and turbulent
Answer» C. Compressible cake and turbulent
1510.

FDM stands for?

A. Frequency Division Multiplexing
B. Frequency Dependent Multiplexing
C. Frequency Diverged Multiplexing
D. Frequency Derived Multiplexing
Answer» B. Frequency Dependent Multiplexing
1511.

If the squirrel-cage induction motor is replaced by a solid cylinder in an induction motor its slip wil?

A. increase
B. decrease
C. be same
D. zero
Answer» B. decrease
1512.

Which of the following cannot solve Hamilton Circuit problem?

A. DNA Computer
B. Monte Carlo algorithm
C. Dynamic programming
D. None of the mentioned
Answer» E.
1513.

The fuel fired furnace is preferred for high boiling point?

A. True
B. False
Answer» B. False
1514.

If for sets A and B there exists a injective function but not bijective function from A to B then?

A. Cardinality of A is stricly greater than B
B. Cardinality of B is strictly greater than A
C. Cardinality of B is equal to A
D. None of the mentioned
Answer» C. Cardinality of B is equal to A
1515.

Causal systems are _____?

A. Anticipative
B. Non anticipative
C. For certain cases anticipative
D. For certain cases anticipative and non anticipative
Answer» C. For certain cases anticipative
1516.

Friction welding produces a _____ bond?

A. metallic
B. metallurgical
C. ionic
D. co-ordinate
Answer» C. ionic
1517.

If the etching conditions are not controlled, then _____ decreases with pore depth?

A. the period length
B. diameter of the pores
C. orderliness of the pores
D. reflectivity of the material
Answer» B. diameter of the pores
1518.

Which of the following monomers have lowest reactivity with butadiene radical?

A. vinyl methyl ether
B. methy methacrylate
C. acrylo nitrile
D. methacrylate
Answer» B. methy methacrylate
1519.

A _________ defines a set of standards for components, including interface standards, usage standards, and deployment standards?

A. Component-based software engineering
B. Component composition
C. Component model
D. Component interfaces
Answer» D. Component interfaces
1520.

The following is not a graphics standard?

A. GKS
B. IGBS
C. UNIX
D. PHIGS
Answer» D. PHIGS
1521.

How the intensity variation appears at each pixel in the grazing incident technique with laser beam system?

A. As a cosine wave
B. As a sine wave
C. Straight line
D. Hyperbolic
Answer» C. Straight line
1522.

The ____________ controls the dialogs between intelligent devices?

A. Physical layer
B. Transport layer
C. Application layer
D. Session layer
Answer» E.
1523.

Moment of inertia of an object does not depend upo?

A. Mass of object
B. Mass of distribution
C. Angular velocity
D. Axis of rotation
Answer» D. Axis of rotation
1524.

The ultimate load design concepts extended to the design of continuous beams and frames is referred as?

A. Working stress design
B. Permissible stress design
C. Limit state design
D. Collapse state design
Answer» D. Collapse state design
1525.

The instantaneous values of two alternating voltages are given as ________?

A. . Find the instantaneous sum.
B. 87.2 sin(23.5°) V
C. 87.2 sin( 0.5°) V
D. 87.2 sin(-23.5°) V
Answer» B. 87.2 sin(23.5¬¨¬®‚Äö√†√ª) V
1526.

Find the wave number of a rectangular cavity resonator filled with a dielectric of 2.25 and designed to operate at a frequency of 5 GHz?

A. 157.08
B. 145.2
C. 345.1
D. 415.08
Answer» B. 145.2
1527.

To test for sciatica, where will the electrodes be placed?

A. From the shoulder to elbow
B. From lower back to a knee
C. From elbow to wrist
D. From knee to ankle
Answer» C. From elbow to wrist
1528.

Chiral molecules which are non-super-imposable mirror images of each other are calle?

A. Diastereomers
B. Meso compounds
C. Racemic mixture
D. Enantiomers
Answer» E.
1529.

Which type of wind turbine has low RPM?

A. Small wind turbine
B. Large wind turbine
C. Medium wind turbine
D. Remote wind turbine
Answer» C. Medium wind turbine
1530.

Find out the frequencies that are avoided in frequency response plot?

A. None of the mentioned
B. Single break frequency
C. Upper break frequency
D. Lower break frequency
Answer» C. Upper break frequency
1531.

Residential building for officials are used to be planned on the basis of the income which is 10% of their salary?

A. True
B. False
Answer» C.
1532.

A narrow band noise can exist in ________?

A. AM only
B. PCM only
C. FM only
D. AM and FM both
Answer» E.
1533.

Which of the following animallike flagellates has a flagellum originating from the midportion of the cell?

A. amastigote
B. promastigote
C. epimastigote
D. trypomastigote
Answer» D. trypomastigote
1534.

How many trays are there per section of packing?

A. 2C+1
B. 3C+1
C. 4C+1
D. 5C+1
Answer» E.
1535.

During datagram switching, the packets are placed in __________ to wait until the given transmission line becomes available?

A. Stack
B. Queue
C. Hash
D. Routing table
Answer» C. Hash
1536.

The information about data in a database is called ______?

A. Metadata
B. Hyper data
C. Tera data
D. None of the mentioned
Answer» B. Hyper data
1537.

Which of the following is not affected by the speed of welding?

A. Pool size
B. Pool flow pattern
C. Weld bead
D. Focal position
Answer» E.
1538.

A germanium transistor used as an amplifier has a collector cut off current ICBO=10µA at a temperature 27°C and β=50. What is the collector current when the base current is 0.25mA?#

A. 10.76mA
B. 13.01mA
C. 15.67mA
D. 11.88Ma
Answer» C. 15.67mA
1539.

Trojans having backdoors are harmless?

A. True
B. False
Answer» C.
1540.

Pick the operators that associate from the lef?

A. +
B. ,
C. <
D. All of the mentioned
Answer» E.
1541.

The installed capacity of the pump does not depend on which of the following?

A. The maximum rate of hourly demand
B. Balancing storage
C. Power of pump
D. Operation schedule
Answer» D. Operation schedule
1542.

The ___________ is a software design pattern that allows the interface of an existing class to be used as another interface?

A. Adapter Pattern
B. Bridge Pattern
C. Decorator Pattern
D. Composite Pattern
Answer» B. Bridge Pattern
1543.

The nuclei of animal cells contain all the information necessary to _________ the whole of development?

A. intervene
B. hinder
C. recapitulate
D. propel
Answer» D. propel
1544.

Surface water appears turbid due to presence of the __________ which remains suspended in the water?

A. Impurities
B. Oxygen
C. Nitrogen
D. Water plants
Answer» B. Oxygen
1545.

The partial depth repairs is limited to a slab height of less than.

A. 150 mm
B. 100 mm
C. 90 mm
D. 75 mm
Answer» E.
1546.

Which of the following is involved in triacylglycerol synthesis?

A. Hexokinase II
B. Acyl co-A glycerol transferases
C. PFK-2/FBPase-2
D. Pyruvate dehydrogenase
Answer» C. PFK-2/FBPase-2
1547.

Which of these does not belong to the qualities of operational requirements ?

A. Memory usage
B. Portability
C. Reusability
D. Portability & Reusability
Answer» E.
1548.

Which of the following uses a timer for refresh technique?

A. RAS
B. CBR
C. software refresh
D. CAS
Answer» D. CAS
1549.

The E-MESFET is defined by intersection of

A. red and yellow masks
B. green and red masks
C. brown and red masks
D. green and yellow masks
Answer» C. brown and red masks
1550.

What happens to the stability of hydrates of SO3, with increase in temperature?

A. Decreases
B. Increases
C. Does not affect
D. None of the mentioned
Answer» B. Increases