Answer:
A. f/2.8
Explanation:
A hole within a lens, through which light travels into the camera body is referred to as the APERTURE.
It is typically expressed as "f number" in photography. Basically, a fast lens is any lens with a maximum aperture of f/4 or more i.e f/2.8 , f/1.8 , f/1.4 etc.
The smaller the number is the bigger the maximum aperture is. Hence, the bigger the maximum aperture the more light that your lens will allow in.
Therefore, the ideal aperture settings for a fast lens is f/2.8
Answer:
event based and time based
Explanation:
OTP tokens come in two types: event-based (HOTP) and time-based (TOTP). Event-based OTP tokens generate new codes at the press of the button and the code is valid until it is used by the application. Time-based OTP tokens generate codes that are valid only for a certain amount of time (eg, 30 or 60 seconds), after which a new code must be generated
He invented the tabulating machine. In 1890 U.S
Answer:
The correct answer to the following question will be 2. the operator new.
Explanation:
New operator is used to allocating the memory to the instance object.The new object can be created by using a "new" keyword in java .
Syntax of using 'new' operator is :
class_name object_name=new class_name() // it allocated the memory to the class
For Example :
ABC obj = new ABC;
Now, this time obj points to the object of the ABC class.
obj = new ABC ();
call the construction of ABC class
The current version of office is "Office 19" most people use "Office 365" though.
A "Pdf" or "Portable Document Format."