Difference between a null pointer and a void pointer, Computer Engineering

Assignment Help:

A NULL pointer is a pointer of any type whose value is zero. A void pointer is a pointer to an object of an unknown type, and is guaranteed to have sufficient bits to hold a pointer to any object. A void pointer is not guaranteed to have sufficient bits to point to a function (by in general practice it does).

Related Discussions:- Difference between a null pointer and a void pointer

Interrupt - driven input-output, Q. Interrupt - Driven Input-output? Pr...

Q. Interrupt - Driven Input-output? Problem with programmed I/O is that processor has to wait a long time for I/O interface to see whether a device is free or waits until compl

Forward chaining, Forward Chaining: Now we have suppose we have a set ...

Forward Chaining: Now we have suppose we have a set of axioms that we know are true statements about the world. Whether we set these to each be an initial state of the segoal

Why sram are said to be volatile, Why SRAM are said to be volatile? Bec...

Why SRAM are said to be volatile? Because their contents are lost when power is interrupted. So SRAM are said to be volatile.

The extra key inserted at the end of the array, The extra key inserted at t...

The extra key inserted at the end of the array is called a Sentinel is the extra key inserted at the end of the array

Identify which stores most no. of bits in memory store, Which of the memori...

Which of the memories stores the most number of bits ? Ans. 5Mx8 = 5 x 220 x 8 = 40M (max).

Describe the difference between cache and virtual memory, Question 1: (...

Question 1: (a) What do you meant by an expert system? (b) Describe benefits of the EDI. (c) Describe what you understand by: (i) File Infectors (ii) Boot Sect

Differences between cisc and risc architectures, Question: a) What is ...

Question: a) What is the main difference between the Princeton and Harvard microprocessor architectures? b) State five main differences between CISC and RISC architectures?

What is phase encoding, What is phase encoding or Manchestor encoding? ...

What is phase encoding or Manchestor encoding? It is the method for combining clock information with data. It is a scheme in which alters in magnetization occur for each data

Minimumshelf program in c, At a shop of marbles, packs of marbles are prepa...

At a shop of marbles, packs of marbles are prepared. Packets are named A, B, C, D, E …….. All packets are kept in a VERTICAL SHELF in random order. Any numbers of packets with thes

Which analysis finds syntactic structure of source statement, An analysis, ...

An analysis, which determines the syntactic structure of the source statement, is called ? Ans. Syntax analysis that determines the syntactic structure of the source statement.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages