Explore topic-wise MCQs in Php.

This section includes 2242 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.

1701.

What is the unit of Vmax?

A. mmol
B. mol/sec
C. mol
D. mol/hr
Answer» C. mol
1702.

Induction and repression are types of ___________

A. Regulation
B. Expression
C. Signals
D. Processes
Answer» B. Expression
1703.

Which of the following bridge can be used to measure very low resistance?

A. Wein Bridge
B. Schering Bridge
C. Maxwell Bridge
D. Carey-foster bridge
Answer» E.
1704.

HVDC transmission would require which of the following equipment’s?$

A. Pulse converter
B. AC filter
C. DC filter
D. DC generator
Answer» B. AC filter
1705.

Cantilever method is based upon same action as a long cantilever beam subjected to a :-

A. Transverse load
B. Axial load
C. Moment
D. No load
Answer» B. Axial load
1706.

Which of the following represents a language which has no pair of consecutive 1’s if ∑= {0,1}?$

A. (0+10)*(1+ε)
B. (0+10)*(1+ε)*
C. (0+101)*(0+ε)
D. (1+010)*(1+ε)
Answer» B. (0+10)*(1+‚âà√≠¬¨¬µ)*
1707.

Which of the following formula is true for the angle of internal dovetail?

A. Tan A = (l<sub>2</sub>-l<sub>1</sub>/2) / h
B. Sin A/2 = (l<sub>2</sub>-l<sub>1</sub>/2) / h
C. Cos A = (l<sub>2</sub>-l<sub>1</sub>/2) / h
D. Sin A = (l<sub>2</sub>-l<sub>1</sub>/2) / h
Answer» B. Sin A/2 = (l<sub>2</sub>-l<sub>1</sub>/2) / h
1708.

Many words have more than one meaning; we have to select the meaning which makes the most sense in context. This can be resolved by

A. Fuzzy Logic
B. Word Sense Disambiguation
C. Shallow Semantic Analysis
D. All of the mentioned
Answer» C. Shallow Semantic Analysis
1709.

_________ stairs are light in weight, they are mostly used for residential buildings.

A. Timber
B. Stone
C. Marble
D. Cantilever
Answer» B. Stone
1710.

How many techniques are used to tune monolithic integrated devices (lasers)?

A. Five
B. One
C. Two
D. Three
Answer» D. Three
1711.

The time from when a read or write request is issued to when the actual data transfer begins is called _______

A. Seek time
B. Access time
C. Average latency time
D. Data transfer rate
Answer» C. Average latency time
1712.

Hydrogenation cannot be used to convert liquid fats to solid fats.

A. True
B. False
Answer» C.
1713.

Which of the following is not an advantage of coke over coal?

A. Purity
B. Porosity
C. Low smoke
D. Water
Answer» B. Porosity
1714.

Who had developed VRTX-32?

A. Microtec Research
B. Microwave
C. Motorola
D. IBM
Answer» B. Microwave
1715.

Which is more sensitive logic?

A. synchronous circuits
B. asynchronous circuits
C. sequential circuits
D. clocked circuits
Answer» C. sequential circuits
1716.

Result before swap is: 20 10

A.
B. Result before swap is: 10 20
Answer» C.
1717.

What is the absorption peak of green absorbing cones?

A. 565 nm
B. 535 nm
C. 768 nm
D. 440 nm
Answer» C. 768 nm
1718.

Separation of a solid from suspension in liquid by screen means is called as _____

A. Sedimentation
B. Extraction
C. Distillation
D. Leaching
Answer» B. Extraction
1719.

Which option is used with the cut command for cutting field base on the value of our specified delimiter?

A. -a
B. -f
C. -d
D. -e
Answer» D. -e
1720.

How many phases are there for replication of lambda DNA to take place?

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
1721.

Is induced drag produce lift?

A. True
B. False
Answer» B. False
1722.

Geothermal energy is mostly produced in ________ in India.

A. Mumbai
B. Kerala
C. Chennai
D. Himachal pradesh
Answer» E.
1723.

Targets of autonomic nervous system include all of the following except _____

A. Cardiac muscle
B. Endocrine glands
C. Skeletal muscle
D. Exocrine glands
Answer» D. Exocrine glands
1724.

Which of these is Delegated control style?

A. In a program with such a control style, a few controllers make all significant decisions
B. A program with such a control style has decision making is distributed through the program
C. In a program with such a control style, decision making is spread widely throughout the program; it is hard to identify controllers in such programs
D. None of the mentioned
Answer» C. In a program with such a control style, decision making is spread widely throughout the program; it is hard to identify controllers in such programs
1725.

The type of joint occurring in igneous rocks during cooling is

A. Shear joints
B. Tensile joints
C. Compression joints
D. Bend joints
Answer» C. Compression joints
1726.

What is the TDI of TDQ established in 1996?

A. 5 pg/kg/day
B. 10 pg/kg/day
C. 15 pg/kg/day
D. 20 pg/kg/day
Answer» C. 15 pg/kg/day
1727.

The instruction that determines the number of bytes, to be copied into the new stack frame, from the previous stack is

A. ENTER
B. BOUND
C. CLTS
D. LEAVE
Answer» B. BOUND
1728.

What is the maximum value of β in βAg0fy/γm0 for tensile strength of angle section?$

A. 1.2
B. 0.9
C. 1.4
D. 0.7
Answer» E.
1729.

What is the relation between wave number of IR absorption and the reduced mass?

A. Wave number is directly proportional to reduced mass
B. Wave number is inversely proportional to reduced mass
C. Wave number is independent of the reduced mass
D. Wave number is directly proportional to square of reduced mass
Answer» C. Wave number is independent of the reduced mass
1730.

Calcium ortho-phosphate appears as loose sludge and thus can be removed by blow-down operation.

A. True
B. False
Answer» B. False
1731.

In quasi Newton Method, Sk represents the

A. Vector factor
B. Scalar factor
C. Separation factor
D. Correction factor
Answer» C. Separation factor
1732.

What is the temperature of the negative electrode in metal arc welding?

A. 2200°C
B. 2300°C
C. 2400°C
D. 2500°C
Answer» D. 2500¬¨¬®‚Äö√†√ªC
1733.

What is the full form of TMT bars?

A. Thermo Modified Treated
B. Thermo Mechanically Treated
C. Thermal Mechanic Twisted
D. Thermo Mechanically Twisted
Answer» C. Thermal Mechanic Twisted
1734.

The lead times in Shell molding is usually _____________

A. High
B. Rapid
C. Short
D. Medium
Answer» D. Medium
1735.

A point on a connecting link of a double slider crank mechanism traces a

A. straight line path
B. hyperbolic path
C. parabolic path
D. elliptical path
Answer» E.
1736.

What is the velocity factor of a coaxial cable having an insulator with dielectric constant 2.1?

A. 0.69
B. 0.54
C. 0.32
D. 0.45
Answer» B. 0.54
1737.

The prestressing system of the dome in madras power atomic reactor vessel comprises of how many brands?

A. 4
B. 3
C. 2
D. 1
Answer» C. 2
1738.

What is the normal range of blood pressure?

A. 70/40 – 90/60
B. 90/60 – 120/80
C. 120/80 – 140/90
D. 140/90 – 190/100
Answer» D. 140/90 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 190/100
1739.

Efficiency of a recorder is determined using ________

A. paper
B. chart
C. voltmeter
D. oscilloscope
Answer» C. voltmeter
1740.

DNA synthesis is known as a coupled process.

A. True
B. False
Answer» B. False
1741.

input

A. y
B. clr
C. x
Answer» C. x
1742.

Explant can be a

A. Cut part of the plant used in tissue culture
B. Plant extract used in tissue culture
C. Source of growth regulators added to media
D. Solidifying agent
Answer» B. Plant extract used in tissue culture
1743.

Which of the following comes with tools to build your own R packages?

A. Contrib
B. Base
C. Rtools
D. None of the mentioned
Answer» D. None of the mentioned
1744.

Redesign of synthetic detergents to reduce foaming can minimize water pollution in little quantity.

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

In most cases, the copolymer composition is not measurably affected due to the presence of solvents and additives. State true or false.

A. True
B. False
Answer» B. False
1746.

What is the variation of total pressure with depth for any submerged surface if we neglect variation in the density?

A. Linear
B. Parabolic
C. Curvilinear
D. Logarithmic
Answer» B. Parabolic
1747.

What happens in the synthesis method?

A. The computer takes its own values
B. Desired performance is given as input to the computer
C. Logical instructions are incorporated in the program
D. Desired performance is given as input along with the logical instruction being incorporated in the program
Answer» E.
1748.

Which of the following is a collection of component versions that make up a system?

A. Version
B. Codeline
C. Baseline
D. None of the mentioned
Answer» D. None of the mentioned
1749.

Find the application areas, where Schottky diode can be used?

A. Radio frequency
B. Power rectifier
C. Clamping diode
D. All of the mentioned
Answer» E.
1750.

What helps in categorizing the impellers?

A. Quasi static number
B. Rotor
C. Height of draft tube
D. Pump
Answer» B. Rotor