Related Questions

Absent any actual need for choosing one method over the other, does passing arrays by value to a read-only function reduce performance compared to passing them by reference?
A Yes, because the interpreter must always create a copy of the array before passing it to the function.
B Yes, but only if the function modifies the contents of the array.
C Yes, but only if the array is large.
D Yes, because PHP must monitor the execution of the function to determine if changes are made to the array.
E No
Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.
A Nine times
B Six times
C Four times
D Two times
Under what circumstance is it impossible to assign a default value to a parameter while declaring a function?
A When the parameter is Boolean
B When the function is being declared as a member of a class
C When the parameter is being declared as passed by reference
D When the function contains only one parameter
E Never
You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this?
A SMTP
B SNMP
C DHCP
D ARP
The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line
A joining the corresponding points
B perpendicular to line
C at 450 to line
D none of the mentioned
Which of the following mechanism is an approximate straight line motion mechanism?
A Watt’s mechanism
B Grasshopper mechanism
C Robert’s mechanism
D All of the mentioned
The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because
A whole of the mechanism in the Ackerman steering gear is on the back of the front wheels and (
B the Ackerman steering gear consists of turning pairs
C the Ackerman steering gear is most economical
D both (a) and (b)
A mechanism consisting of four links is called a __________ mechanism.
A Simple
B Compound
C Binary
D None of these
Today the world is passing through ____ juncture.
A minimum
B a lot of
C limited
D critical
A "herd" of cattle is passing. The quotation word herd is-
A adjective
B common noun
C collective noun
D abstract noun

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