If virtual function of base class is redefined in derived class then ________________

It can must not be declared virtual in derived class

It must be declared virtual in derived class also

It may or may not be declared virtual in derived class

It can must not be declared virtual in derived class

It must be declared normally in derived class

Which among the following is true?

A class may have virtual constructor but not virtual destructor

A class may have virtual destructor but not virtual constructor

A class may have virtual constructor but not virtual destructor

A class may have virtual constructor and virtual constructor

A class may have either virtual destructor or virtual constructor

Which among the following is true for virtual functions?

Prototype must be given only in base class

Prototype must be different in base and derived class

Prototype must be same in base class and derived class

Prototype must be given only in base class

Prototype must have different signature in base and derived class

Which is a must condition for virtual function to achieve runtime polymorphism?

Virtual function must be accessed using derived class object only

Virtual function must be accessed with direct name

Virtual functions must be accessed using base class object

Virtual function must be accessed using pointer or reference

Virtual function must be accessed using derived class object only

What does a virtual function ensure for an object, among the following?

Correct method is called, regardless of the type of function being called by objects

Correct method is called, regardless of the class defining it

Correct method is called, regardless of the object being called

Correct method is called, regardless of the type of reference used for function call

Correct method is called, regardless of the type of function being called by objects

The excitation current of a C.T. _________

is fixed over a range of operation

varies over a fixed range of operation

varies over a wide range of normal operation

is fixed over a range of operation

Which of the following is not an effect of air leakage in condensers?

Reduced thermal efficiency of steam power plant

Increased requirement of cooling water

Increase in corrosive action in condenser

Increased heat transfer in condenser

What effect does air leakage in a condenser has on corrosion?

Air leakage does not affect corrosion

Air leakage increases corrosion

Air leakage does not affect corrosion

Corrosive action increases or decreases depending upon the degree of leak

How does air leakage in condensers affect the heat transfer rate?

Heat transfer rate is not affected by air leakage

Heat transfer rate increases or decreases depending on the rate of air leakage

How does air leakage in a condenser affect the requirement of cooling water?

Air leakage doesn’t affect the amount of cooling water required

Air leakage reduces the amount of cooling water required

Air leakage increases the amount of cooling water required

Air leakage doesn’t affect the amount of cooling water required

Amount of cooling water required increases or decreases depending upon the rate of air leakage

What is the effect of air leakage in condensers on thermal efficiency of the steam power plant?

Thermal efficiency gets lowered

Thermal efficiency remains unchanged

It increases or decreases depending upon the degree of leak

Which of the following statement about condensers is FALSE?

Surface condensers require more cooling water than jet condensers

Jet condensers are more suitable for high capacity plants owing to their high vacuum efficiency

Surface condensers require more cooling water than jet condensers

As compared to surface condensers, jet condensers require smaller floor space

The manufacturing cost of surface condensers is greater than that of jet condensers

2460 + Mcqs in Entrance Exams in Advanced Machining Page 5 McqOptions

201.	What should be written in the blank of the code for JQuery Code Used to Apply CSS3 Animations?
A.	@media
B.	@keyframes
C.	animation-name
D.	!importantView Answer
Answer» C. animation-name

Discussion

202.	What should be written in the blank of the code for resizing elements in Responsive Web Design with Transitions
A.	@media
B.	@media screen
C.	div
D.	transformView Answer
Answer» C. div

Discussion

203.	Which of the following css property should be used to make a responsive image?
A.	float
B.	max-width
C.	margin-right
D.	all of the mentioned
Answer» E.

Discussion

204.	If virtual function of base class is redefined in derived class then ________________
A.	It must be declared virtual in derived class also
B.	It may or may not be declared virtual in derived class
C.	It can must not be declared virtual in derived class
D.	It must be declared normally in derived class
Answer» C. It can must not be declared virtual in derived class

Discussion

205.	Which among the following is true?
A.	A class may have virtual destructor but not virtual constructor
B.	A class may have virtual constructor but not virtual destructor
C.	A class may have virtual constructor and virtual constructor
D.	A class may have either virtual destructor or virtual constructor
Answer» B. A class may have virtual constructor but not virtual destructor

Discussion

206.	It is __________ to redefine the virtual function in derived class.
A.	Necessary
B.	Not necessary
C.	Not acceptable
D.	Good practice
Answer» C. Not acceptable

Discussion

207.	The virtual functions must be declared and defined in _____________ class and overridden in ___________ class.
A.	Base, base
B.	Derived, derived
C.	Derived, base
D.	Base, derived
Answer» E.

Discussion

208.	Which among the following is true for virtual functions?
A.	Prototype must be different in base and derived class
B.	Prototype must be same in base class and derived class
C.	Prototype must be given only in base class
D.	Prototype must have different signature in base and derived class
Answer» C. Prototype must be given only in base class

Discussion

209.	Which is a must condition for virtual function to achieve runtime polymorphism?
A.	Virtual function must be accessed with direct name
B.	Virtual functions must be accessed using base class object
C.	Virtual function must be accessed using pointer or reference
D.	Virtual function must be accessed using derived class object only
Answer» D. Virtual function must be accessed using derived class object only

Discussion

210.	Virtual functions can’t be made friend function of other classes.
A.	True
B.	False
Answer» B. False

Discussion

211.	Virtual functions can never be made _______________
A.	Static function
B.	Parameterized function
C.	Default argument function
D.	Zero parameter function
Answer» B. Parameterized function

Discussion

212.	In which access specifier should a virtual function be defined?
A.	Private
B.	Public
C.	Protected
D.	Default
Answer» C. Protected

Discussion

213.	The resolving of virtual functions is done at ______________
A.	Compile time
B.	Interpret time
C.	Runtime
D.	Writing source code
Answer» D. Writing source code

Discussion

214.	Where the virtual function should be defined?
A.	Twice in base class
B.	Derived class
C.	Base class and derived class
D.	Base class
Answer» E.

Discussion

215.	Which keyword is used to declare virtual functions?
A.	virtual
B.	virt
C.	anonymous
D.	virtually
Answer» B. virt

Discussion

216.	Virtual functions are mainly used to achieve _____________
A.	Compile time polymorphism
B.	Interpreter polymorphism
C.	Runtime polymorphism
D.	Functions code polymorphism
Answer» D. Functions code polymorphism

Discussion

217.	What does a virtual function ensure for an object, among the following?
A.	Correct method is called, regardless of the class defining it
B.	Correct method is called, regardless of the object being called
C.	Correct method is called, regardless of the type of reference used for function call
D.	Correct method is called, regardless of the type of function being called by objects
Answer» D. Correct method is called, regardless of the type of function being called by objects

Discussion

218.	Virtual function is ______ class function which expected to be redefined in ______ class, so that when reference is made to derived class object using pointer then we can call virtual function to execute ________ class definition version.
A.	Base, derived, derived
B.	Derived, Derived, Derived
C.	Base, derived, base
D.	Base, base, derived
Answer» B. Derived, Derived, Derived

Discussion

219.	The propagation constant of a wave with attenuation and phase constant given by 2 and 3 respectively is
A.	2 – 3j
B.	3 – 2j
C.	2 + 3j
D.	3 + 2j
Answer» D. 3 + 2j

Discussion

220.	The attenuation constant causes phase distortion and the phase constant causes frequency distortion. State True/False.
A.	True
B.	False
Answer» C.

Discussion

221.	Protein synthesis in eukaryotes is dependent on mRNAs possessing specialized 3’ cap structure.
A.	True
B.	False
Answer» C.

Discussion

222.	In which part of the cell does alphavirus replication take place?
A.	Cytoplasm
B.	Nucleus
C.	Periplasmic space
D.	Matrix
Answer» B. Nucleus

Discussion

223.	Which of the following is an advantage of using alphaviral vectors?
A.	Stable transfection
B.	Transient transfection
C.	Integration does not occur
D.	Integration occurs each time
Answer» D. Integration occurs each time

Discussion

224.	Alphaviruses have ___________
A.	Single-stranded RNA
B.	Double-stranded RNA
C.	Single-stranded DNA
D.	Double-stranded DNA
Answer» B. Double-stranded RNA

Discussion

225.	Which protein does the plasmid from VSV encode?
A.	F-protein
B.	A-protein
C.	G-protein
D.	E-protein
Answer» D. E-protein

Discussion

226.	Self-inactivating vectors contain _____________
A.	Suppressors
B.	Deletions
C.	Promoters
D.	Inducers
Answer» C. Promoters

Discussion

227.	What is FEM of point C in beam BC if we assume beam BC to be fixed?
A.	12
B.	-12
C.	36
D.	-36
Answer» B. -12

Discussion

228.	What is FEM of point A in beam AB?
A.	18
B.	-18
C.	96
D.	-96
Answer» E.

Discussion

229.	What will be the shear at point C?
A.	-11.86
B.	12.86
C.	-13.86
D.	14.86
Answer» C. -13.86

Discussion

230.	What will be the value of mBA, after solving these equations?
A.	3.09
B.	1.54
C.	12.86
D.	-3.09
Answer» D. -3.09

Discussion

231.	When C.T. is connected in series with a line, a large voltage exists across the primary.
A.	True
B.	False
Answer» C.

Discussion

232.	The excitation current of a C.T. _________
A.	varies over a fixed range of operation
B.	varies over a wide range of normal operation
C.	is fixed over a range of operation
D.	is fixed always
Answer» C. is fixed over a range of operation

Discussion

233.	The secondary winding of a P.T. is designed for _________
A.	220 V
B.	2.2 kV
C.	1.1 kV
D.	110 V
Answer» E.

Discussion

234.	Potential transformer is similar in design to a _________
A.	C.T.
B.	Step up transformer
C.	Power transformer
D.	Step down transformer
Answer» D. Step down transformer

Discussion

235.	Potential transformers are used to measure _________
A.	high voltages
B.	low voltages
C.	high currents
D.	low currents
Answer» B. low voltages

Discussion

236.	In Alkylation, addition of which radical takes place?
A.	Hydrogen
B.	Halogen
C.	Alkyl
D.	Aromatic
Answer» D. Aromatic

Discussion

237.	Which of the following instrument is used for making a study of reflex responses?
A.	EEG
B.	ECG
C.	VCG
D.	EMG
Answer» E.

Discussion

238.	What is the diameter of silver electrodes in the amplifier circuit of Johnson et al?
A.	2 mm
B.	4 mm
C.	6 mm
D.	10 mm
Answer» D. 10 mm

Discussion

239.	Which of the following interpreter can diagnose various muscular disorders by listening to the sounds produced when the muscle potentials are fed to loudspeaker?
A.	EEG
B.	ECG
C.	VCG
D.	EMG
Answer» E.

Discussion

240.	What is necessary for providing a common reference for measurement?
A.	active electrode
B.	ground electrode
C.	tape recorder
D.	oscilloscope
Answer» C. tape recorder

Discussion

241.	EMG instrument contain frequency component extending up to ____________ Khz.
A.	1
B.	5
C.	10
D.	15
Answer» D. 15

Discussion

242.	What is the typical range of EMG signals?
A.	0.025 to 0.050 mV
B.	0.050 to 0.1 mV
C.	0.1 to 0.5 mV
D.	0.5 to 1 mV
Answer» D. 0.5 to 1 mV

Discussion

243.	The amplitude of EMG signals depend upon which of the following factor?
A.	Respiration
B.	Position of electrode
C.	Blood Resistivity
D.	Ventricular Volume
Answer» C. Blood Resistivity

Discussion

244.	Which of the following instrument is used for recording the electrical activity of the muscles?
A.	ECG
B.	EMG
C.	PCG
D.	EEG
Answer» C. PCG

Discussion

245.	Which of the following is not an effect of air leakage in condensers?
A.	Reduced thermal efficiency of steam power plant
B.	Increased requirement of cooling water
C.	Increase in corrosive action in condenser
D.	Increased heat transfer in condenser
Answer» E.

Discussion

246.	What effect does air leakage in a condenser has on corrosion?
A.	Air leakage reduces corrosion
B.	Air leakage increases corrosion
C.	Air leakage does not affect corrosion
D.	Corrosive action increases or decreases depending upon the degree of leak
Answer» C. Air leakage does not affect corrosion

Discussion

247.	How does air leakage in condensers affect the heat transfer rate?
A.	Heat transfer is reduced
B.	Heat transfer is increased
C.	Heat transfer rate is not affected by air leakage
D.	Heat transfer rate increases or decreases depending on the rate of air leakage
Answer» B. Heat transfer is increased

Discussion

248.	How does air leakage in a condenser affect the requirement of cooling water?
A.	Air leakage reduces the amount of cooling water required
B.	Air leakage increases the amount of cooling water required
C.	Air leakage doesn’t affect the amount of cooling water required
D.	Amount of cooling water required increases or decreases depending upon the rate of air leakage
Answer» C. Air leakage doesn’t affect the amount of cooling water required

Discussion

249.	What is the effect of air leakage in condensers on thermal efficiency of the steam power plant?
A.	Thermal efficiency gets lowered
B.	Thermal efficiency increases
C.	Thermal efficiency remains unchanged
D.	It increases or decreases depending upon the degree of leak
Answer» B. Thermal efficiency increases

Discussion

250.	Which of the following statement about condensers is FALSE?
A.	Jet condensers are more suitable for high capacity plants owing to their high vacuum efficiency
B.	Surface condensers require more cooling water than jet condensers
C.	As compared to surface condensers, jet condensers require smaller floor space
D.	The manufacturing cost of surface condensers is greater than that of jet condensers
Answer» B. Surface condensers require more cooling water than jet condensers

Discussion

Explore topic-wise MCQs in Advanced Machining.

What should be written in the blank of the code for JQuery Code Used to Apply CSS3 Animations?

What should be written in the blank of the code for resizing elements in Responsive Web Design with Transitions

Which of the following css property should be used to make a responsive image?

If virtual function of base class is redefined in derived class then ________________

Which among the following is true?

It is __________ to redefine the virtual function in derived class.

The virtual functions must be declared and defined in _____________ class and overridden in ___________ class.

Which among the following is true for virtual functions?

Which is a must condition for virtual function to achieve runtime polymorphism?

Virtual functions can’t be made friend function of other classes.

Virtual functions can never be made _______________

In which access specifier should a virtual function be defined?

The resolving of virtual functions is done at ______________

Where the virtual function should be defined?

Which keyword is used to declare virtual functions?

Virtual functions are mainly used to achieve _____________

What does a virtual function ensure for an object, among the following?

Virtual function is ______ class function which expected to be redefined in ______ class, so that when reference is made to derived class object using pointer then we can call virtual function to execute ________ class definition version.

The propagation constant of a wave with attenuation and phase constant given by 2 and 3 respectively is

The attenuation constant causes phase distortion and the phase constant causes frequency distortion. State True/False.

Protein synthesis in eukaryotes is dependent on mRNAs possessing specialized 3’ cap structure.

In which part of the cell does alphavirus replication take place?

Which of the following is an advantage of using alphaviral vectors?

Alphaviruses have ___________

Which protein does the plasmid from VSV encode?

Self-inactivating vectors contain _____________

What is FEM of point C in beam BC if we assume beam BC to be fixed?

What is FEM of point A in beam AB?

What will be the shear at point C?

What will be the value of mBA, after solving these equations?

When C.T. is connected in series with a line, a large voltage exists across the primary.

The excitation current of a C.T. _________

The secondary winding of a P.T. is designed for _________

Potential transformer is similar in design to a _________

Potential transformers are used to measure _________

In Alkylation, addition of which radical takes place?

Which of the following instrument is used for making a study of reflex responses?

What is the diameter of silver electrodes in the amplifier circuit of Johnson et al?

Which of the following interpreter can diagnose various muscular disorders by listening to the sounds produced when the muscle potentials are fed to loudspeaker?

What is necessary for providing a common reference for measurement?

EMG instrument contain frequency component extending up to ____________ Khz.

What is the typical range of EMG signals?

The amplitude of EMG signals depend upon which of the following factor?

Which of the following instrument is used for recording the electrical activity of the muscles?

Which of the following is not an effect of air leakage in condensers?

What effect does air leakage in a condenser has on corrosion?

How does air leakage in condensers affect the heat transfer rate?

How does air leakage in a condenser affect the requirement of cooling water?

What is the effect of air leakage in condensers on thermal efficiency of the steam power plant?

Which of the following statement about condensers is FALSE?

The virtual functions must be declared and defined in ___ class and overridden in _ class.

Virtual function is class function which expected to be redefined in class, so that when reference is made to derived class object using pointer then we can call virtual function to execute ____ class definition version.