Sawaal
  • Home/
  • Searching for M

 Searching for "M"

Q:

Does Java support multiple inheritance?

Answer Java doesn't support multiple inheritance.
Report Error

View answer Workspace Report Error Discuss

Subject: Java

Q:

What do you mean by platform independence?

Answer

Platform independence means that we can write and compile the java code in one platform (Eg Windows) and can execute the class in any other supported platform (Eg Linux,Solaris,etc).

Report Error

View answer Workspace Report Error Discuss

Subject: Java

Q:

What is the difference between a JDK and a JVM?

Answer

JDK is Java Development Kit which is for development purpose and it includes execution environment also.


JVM is Java Virtual Machine which is a run time environment for the compiled java class files .Hence you will not be able to compile your source files using a JVM.

Report Error

View answer Workspace Report Error Discuss

Subject: Java

Q:

What is the most important feature of Java?

Answer Java is a platform independent language.
Report Error

View answer Workspace Report Error Discuss

Subject: Java

Q:

What’s the difference between htmlentities( ) and htmlspecialchars( )?

Answer htmlspecialchars only takes care of , single quote ‘, double quote " and ampersand. htmlentities translates all occurrences of character sequences that have different meaning in HTML.
Report Error

View answer Workspace Report Error Discuss

Subject: PHP

Q:

What’s the difference between md5( ), crc32( ) and sha1( ) crypto on PHP?

Answer The major difference is the length of the hash generated. CRC32 is, evidently, 32 bits, while sha1() returns a 128 bit value, and md5() returns a 160 bit value. This is important when avoiding collisions.
Report Error

View answer Workspace Report Error Discuss

Subject: PHP

Q:

What’s the special meaning of __sleep and __wakeup?

Answer __sleep returns the array of all the variables than need to be saved, while __wakeup retrieves them.
Report Error

View answer Workspace Report Error Discuss

Subject: PHP

Q:

Will comparison of string "10" and integer 11 work in PHP?

Answer Yes, internally PHP will cast everything to the integer type, so numbers 10 and 11 will be compared.
Report Error

View answer Workspace Report Error Discuss

Subject: PHP