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Unary and Binary Operator
Explain the concept of unary and binary operator overloading giving suitable examples.
manjit kaur
- Sep 11th, 2012
unary operator takes a single operand..exampleof (incerement ++ and decrement -- operators).unary also classified as 1.simple prefix unary operator ,example the (-)minusoperator 2.pre and post increme...
angel421
- Sep 9th, 2011
Please guys, check your answer before, I saw many of them wrong on this website. The above "binary operators" description should say this: (++ and -- are Unary by the way....) The binary operators ...
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Which one of the following represents a correct and safe declaration of NULL ?
a) typedef((void *)0) NULL; b) typedef NULL(char *)0; c) #define NULL((void *)0) d) #define NULL((char*)0)
gaurav150190
- Jul 17th, 2010
Correct answer is:- (c)In 'C', NULL is defined like this:#define NULL (void*)0In C++, NULL is defined like this:#define NULL 0
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Int a=1; int ab=4; int main() { int b=3,a=2; printf("%i*/%i*/%*/i",a,b,ab); }What will be the output?
disha
- Apr 14th, 2006
hi guyz,the correct answer is 2*/3*/%*/icheck it out on C editor u'll get this only
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What is the output of the program? int *p, i==4; p==&I (*p)++ printf("%d",p);
yash555
- Sep 4th, 2007
The compiler will give an error "undefined symbol I".
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What does the command shutdown do?
log out all the processes of the computer
sushila sonare
- Jun 30th, 2017
In LINUX use shutdown as a command shut down, some LINUX support power-off command, and for restart use reboot.
rajkapoor
- Apr 24th, 2016
Shutdown -s
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Which key in any windows screen is used to invoke file menu?
Alt+F
manjit kaur
- Sep 11th, 2012
F10 AND ALT+F
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Which is layer 3 connection less protocol? A. IP B. ARP C. TCP D. UDP
suryaks
- Jul 14th, 2008
As per the TCP/IP suite, UDP is a layer 4 protocol. But the correct answer for this question is IP, which is layer 3 and connectionless procotol.
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What is Thread ?(VC++)What is the difference between Cmutex and Csemaphone?
shameelabdulla
- Feb 11th, 2009
Cmutex is the synchronization object to control access of a resource by multiple applications(one thread of each application to access the resource at a time).CSemaphore is the synchronization object ...
sivaprasad
- Oct 25th, 2006
Hai,Thread: is a path Execution of a program....So that the thread having its own stack,and all other resources..In VC++ we have 4 synchronization Objects.1)CCriticalSection: This is not aKernal objec...
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Why java does not support multiple inheritence?2.what is the difference b/w structures and classes?
jeraldtg
- Nov 9th, 2010
If multiple class have method of same name then it will interfere eachother so the compiler has the difficulty of giving priority to the method. To overcome this problem Java dosen't support multiple inheritance. For multiple inheritance it uses interfaces
arunMkumar
- May 29th, 2008
No,himani We can declare n define the functions in structures in OOP .. actually v cannot produce constructors n destructors for structures n v cannot apply the OOPS concepts in structurs..
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What is the difference between C and ANSI C?
Raman Nv
- Aug 9th, 2014
According to "The C Programming Language" by Dennis Ritchie and Brian Kernighan, The biggest change between ANSI C and earlier versions is how functions are declared and defined. In the original def...
arun_seth_indore
- Sep 19th, 2009
C is designed for UNIX only, which was not supported by other OS, that is why its enhanced version came out named as ANSI C.
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Remove a File
How will you remove a file with the name '-somethink'?
kalpana
- Apr 27th, 2015
Use the -- flag to rm
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What is the function of the modulus operator in most languages ?
a) Sets a system environmental value to either base 10, base 8 or base 16 b) Returns the remainder after dividing one number by another c) Returns the first argument raised to the second argument power d) Prints out the actual code written to standard output rather than executing the code
dinesh
- May 1st, 2016
Return the remainder after dividing one number to other number
abhinav0210
- Feb 1st, 2010
Ans is B. Modulus always returns the remainder when a number is divided by another.
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Which of the following is correct A. static enum num{ON, OFF} B. static const enum num{ON, OFF} C. const enum num{ON, OFF} D. None
sweta_env
- Aug 15th, 2007
Cc is correct because const can work with enum and programme not generate any complilation error.
kummyvv
- Jul 17th, 2007
arun, none of the above are correct. either static or const is not allowed as they are allowed only for objcets & functions not for enumarators, as far as I know.well semicolon is not there, its v...
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Buffer registers are found in A. data bus B. main memory C. I/O devices D. CPU
varshivani
- Oct 10th, 2008
Answer is Cbecause IO devices have IO buffer. It will buffer the data before it does IO action.
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The binary equivalent of 188 is
indrapriya
- Dec 27th, 2014
10111100
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