adplus-dvertising
frame-decoration

Question

What is an API?

a.

A set of functions that an operating system provides to application programs

b.

A set of functions that application programs provide to the operating system

c.

A set of functions that hardware provides to an operating system

d.

A set of functions that operating systems provide to hardware

Posted under Reverse Engineering

Answer: (a).A set of functions that an operating system provides to application programs Explanation:An API is a set of functions that an operating system provides to application programs for communicating with the operating system.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is an API?
Add Comment

Similar Questions

Discover Related MCQs

Q. What is the Win32 API?

View solution

Q. What is MFC?

View solution

Q. What is the .NET Framework?

View solution

Q. Why do higher-level interfaces exist for Windows applications?

View solution

Q. Why is it important to understand the Win32 API when reversing Windows applications?

View solution

Q. What are the three categories into which the Win32 API is divided?

View solution

Q. What is KERNEL32.DLL responsible for?

View solution

Q. What type of objects are managed by the kernel's object manager?

View solution

Q. What types of objects are drawn by USER using GDI calls?

View solution

Q. What are the three categories of the Win32 API?

View solution

Q. What are the key components of the Win32 API?

View solution

Q. What are Kernel APIs?

View solution

Q. What are GDI APIs?

View solution

Q. What are USER APIs?

View solution

Q. What is the Native API?

View solution

Q. What prefixes do APIs in the native API start with?

View solution

Q. What is the difference between the Nt and Zw versions of native APIs in kernel mode?

View solution

Q. Why would you want to go through the system-call mechanism when calling an API from kernel mode?

View solution

Q. What is the purpose of the safety mechanism employed by the system when calling an API from user mode?

View solution

Q. What is the benefit of calling the Zw APIs in kernel mode?

View solution
View All MCQs on Reverse Engineering

Suggested Topics

Are you eager to expand your knowledge beyond Reverse Engineering? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Neural Networks

Dive into the world of Artificial Intelligence with our Neural Networks MCQs. Uncover...

Computer Architecture

Unveil the science behind computer design with our Computer Architecture MCQs. Topics...

IT Fundamentals

Navigate the basics of information technology with our IT Fundamentals MCQs. Get a...

Formal Languages and Automata Theory

Discover the mathematical models of computation with our Formal Languages and...

Hadoop

Dive into the world of big data with our Hadoop MCQs. Cover key concepts including...

Software Engineering

Learn about the systematic approach to developing software with our Software...

DBMS

Get a firm grasp on database systems with our DBMS MCQs. Explore relational...

Object Oriented Programming Using C++

Enhance your programming skills with our MCQs on Object Oriented Programming using...

Embedded Systems

Dive into the world of specialized computing systems with our Embedded Systems MCQs....