What does the && operator do in a program code?

What does the && operator do in a program code?
by

1 Answer

Answer :

The && is also referred to as AND operator. When using this operator, all conditions specified must be TRUE before the next action can be performed. If you have 10 conditions and all but 1 fails to evaluate as TRUE, the entire condition statement is already evaluated as FALSE.
by

Related questions

What error will be generated if a space is given between the logical AND operator (&&)? Will it be a compile-time or a run-time error?

Description : What error will be generated if a space is given between the logical AND operator (&&)? Will it be a compile-time or a run-time error?

Last Answer : Example: if(5>2 & & 6

How many times does the following code segment execute int x=1, y=10, z=1; do{y--; x++; y-=2; y=z; z++} while (y>1 && z<10); A) 1 B) 10 C) 5 D) infinite

Description : How many times does the following code segment execute int x=1, y=10, z=1; do{y--; x++; y-=2; y=z; z++} while (y>1 && z

Last Answer : A) 1

Name the operators listed below i) < ii) ++ iii) && iv) ?:

Description : Name the operators listed below i) < ii) ++ iii) && iv) ?:

Last Answer : Ans. i) Less than comparison operator ii) Increment operator iii) And logical operator iv) Ternary operator

PHP problem with && and possibly a malfuntioning array?

Description : PHP problem with && and possibly a malfuntioning array?

Last Answer : answer:Unfortunately the examples above don't really shed a lot of light without some additional information. Maybe we can help with some troubleshooting tips in general? A couple of things that come to mind ... is where you're expecting it. Good luck with it, I hope it all comes together.

What is the significance of the & and && operators in PL SQL ?

Description : What is the significance of the & and && operators in PL SQL ?

Last Answer : The & operator means that the PL SQL block requires user input for a variable. The && operator means that the value of this variable should be the same as inputted by the user previously ... span across different rollback segments or will it terminate ? It will terminate (Please check ).

Personnel who design, program, operates and maintains computer equipment refers to A) Console-operator B) Programmer C) Peopleware D) System Analyst

Description : Personnel who design, program, operates and maintains computer equipment refers to A) Console-operator B) Programmer C) Peopleware D) System Analyst

Last Answer : Answer : C

Write some code to overload an operator.

Description : Write some code to overload an operator. 

Last Answer : class TempleCompare { public int templeCompareID; public int templeValue; public static bool operator == (TempleCompare x, TempleCompare y) { return (x.templeValue == y.templeValue); } ... templeValue); } public override int GetHashCode() { return templeCompareID; } }

What is the output of the following piece of code when executed in Python shell? >>> a=("Check")*3 >>> a a) (‘Check’,’Check’,’Check’) b) * Operator not valid for tuples c) (‘CheckCheckCheck’) d) Syntax erro

Description : What is the output of the following piece of code when executed in Python shell? >>> a=("Check")*3 >>> a a) (‘Check’,’Check’,’Check’) b) * Operator not valid for tuples c) (‘CheckCheckCheck’) d) Syntax erro

Last Answer : c) (‘CheckCheckCheck’)

compiler optimization, operator strength reduction uses mathematical identities to replace slow math operations with faster operations. Which of the following code replacements is an illustration of operator strength reduction? (A) Replace P + P by 2 * P or Replace 3 + 4 by 7. (B) Replace P * 32 by P<<5 (C) Replace P * 0 by 0 (D) Replace (P<<4) – P by P * 15

Description : compiler optimization, operator strength reduction uses mathematical identities to replace slow math operations with faster operations. Which of the following code replacements is an illustration of operator strength reduction? (A) Replace P + ... * P or Replace 3 + 4 by 7. (B) Replace P * 32 by P

Last Answer : (B) Replace P * 32 by P

Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Description : Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Last Answer : Peopleware

Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Description : Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Last Answer : c. Peopleware

Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Description : Personnel who design, program, operate and maintain computer equipment refers to a. Console-operator b. Programmer c. Peopleware d. System Analyst

Last Answer : c. Peopleware

Write a C++ program to overload binary operator ‘+’ to concatenate two strings.

Description : Write a C++ program to overload binary operator ‘+’ to concatenate two strings.

Last Answer : #include<iostream.h> #include<conio.h> #include<string.h> class opov  { char str1[10]; public: void getdata() { cout<<"\nEnter a strings"; cin>>str1; } ... ,o2; clrscr(); o1.getdata(); o2.getdata();  o1+o2; getch();  }

Implement a program to demonstrate logical AND operator.

Description : Implement a program to demonstrate logical AND operator.

Last Answer : #include #include void main() { int i; int j; clrscr(); printf("Enter the values of i and j"); scanf("%d%d",&i,&j); if(i==5 && j==5) { printf("Both i and j are equal to 5"); } else { printf("Both the values are different and either or both are not equal to 5"); } getch(); }

Write a program for overloading of ++unary operator for inch to feet conversion. 12 inch = 1 feet.

Description : Write a program for overloading of ++unary operator for inch to feet conversion. 12 inch = 1 feet.

Last Answer : #include #include class abc { int i,f; public: abc(int f1,int i1) { f=f1; i=i1; } void operator ++() {  while(i>11)  {  f++;  i=i-12;  }  cout

Write a program to overload ‘+’ operator to concatenate two strings.

Description : Write a program to overload ‘+’ operator to concatenate two strings.

Last Answer : #include #include #include class string1 { char str[20]; public: void getdata() { coutstr; } void display() { cout

Write a C++ program to overload = = operator to check equality of two strings.

Description : Write a C++ program to overload = = operator to check equality of two strings.

Last Answer : #include<iostream.h> #include<conio.h> #include<string.h> class string { char str1[20]; public: void get() { cout<<"Enter string:"; cin>>str1; } void operator = =( ... ; string s,s1; s.get(); s1.get(); s==s1; getch(); }

Write a program to overload the ‘—’ unary operator to negate the values.

Description : Write a program to overload the ‘—’ unary operator to negate the values.

Last Answer : #include<iostream.h> #include<conio.h> #include<string.h> class Number { int x,y; public: Number (int a, int b) { a =x; b =y; } void display() { cout<< ... ; -N1; cout<<"\n After negation:"; N1. display (); getch (); }

What is the name of the display feature that highlights are of the screen which requires operator attention? A) Pixel B) Reverse video C) Touch screen D) Cursor

Description : What is the name of the display feature that highlights are of the screen which requires operator attention? A) Pixel B) Reverse video C) Touch screen D) Cursor

Last Answer : Answer : B

The work done by a computer operator is displayed in which part of computer? A. CPU B. VDU C. ALU D. None of the Above

Description : The work done by a computer operator is displayed in which part of computer? A. CPU B. VDU C. ALU D. None of the Above

Last Answer : B. VDU

What is the modulus operator?

Description : What is the modulus operator?

Last Answer : The modulus operator outputs the remainder of a division. It makes use of the percentage (%) symbol. For example: 10 % 3 = 1, meaning when you divide 10 by 3, the remainder is 1.

The basic operation performed by a computer are: a) Arithmatic Operator b) Logical c) Storation d) All of above e) None of These

Description : The basic operation performed by a computer are: a) Arithmatic Operator b) Logical c) Storation d) All of above e) None of These

Last Answer : d) All of above

BIOS stands for _______: a)Basic Integrated Output System b) Basic Integrated Operator System c) Basic Input Output Software d) Basic Input Output System e) None of The Above

Description : BIOS stands for _______: a)Basic Integrated Output System b) Basic Integrated Operator System c) Basic Input Output Software d) Basic Input Output System e) None of The Above

Last Answer : d) Basic Input Output System

The unit of hardware, which an operator uses to monitor computer processing, is the 1) Card Reader 2) CPU 3) Line Printer 4) Console

Description : The unit of hardware, which an operator uses to monitor computer processing, is the 1) Card Reader 2) CPU 3) Line Printer 4) Console

Last Answer : 4) Console

The individual within the operations group who ordinarily uses a variety of keyboard devices, is the 1) Data Clerk 2) Keypunch Operator 3) Data Entry Clerk 4) Computer Operator

Description : The individual within the operations group who ordinarily uses a variety of keyboard devices, is the 1) Data Clerk 2) Keypunch Operator 3) Data Entry Clerk 4) Computer Operator

Last Answer : 3) Data Entry Clerk

Write one difference between / and % operator.

Description : Write one difference between / and % operator.

Last Answer : Ans. / is division operator while % is modulus operator which gives the remainder on dividing two numbers.

Write a difference between Unary and Binary Operator

Description : Write a difference between Unary and Binary Operator

Last Answer : Ans. Operators that acts on one operand are referred to as Unary Operators while Binary Operators acts upon two operand Unary + or Unary – , increment/decrement are the example of Unary operator While binary operator +,-,*,/ and % are the example of binary operators , (+) adds values of its operands

What is a scope resolution operator?

Description : What is a scope resolution operator?

Last Answer : A scope resolution operator (::), can be used to define the member functions of a class outside the class.

What is function overloading and operator overloading?

Description : What is function overloading and operator overloading?

Last Answer : Function overloading: C++ enables several functions of the same name to be defined, as long as these functions have different sets of parameters (at least as far as their types are ... add anything fundamental to the language (but they can improve understandability and reduce maintenance costs).

Which of the following is not a logical operator ? (1) ADD (2) AND (3) NOT (4) OR

Description : Which of the following is not a logical operator ? (1) ADD (2) AND (3) NOT (4) OR

Last Answer : ADD

What do you call the translator which takes assembly language program as input & produce machine language code as output? A) Compiler B) Interpreter C) Debugger D) Assembler

Description : What do you call the translator which takes assembly language program as input & produce machine language code as output? A) Compiler B) Interpreter C) Debugger D) Assembler

Last Answer : Answer : D

What is a compiler? A) A compiler does a conversion line by line as the program is run B) A compiler converts the whole of a higher level program code into machine code in one step C) A compiler is a general purpose language providing very efficient execution D) None of the above

Description : What is a compiler? A) A compiler does a conversion line by line as the program is run B) A compiler converts the whole of a higher level program code into machine code in one step C) A compiler is a general purpose language providing very efficient execution D) None of the above

Last Answer : Answer : B

When an algorithm is written in the form of a programming language, it becomes a _________ a) Flowchart b) Program c) Pseudo code d) Syntax

Description : When an algorithm is written in the form of a programming language, it becomes a _________ a) Flowchart b) Program c) Pseudo code d) Syntax

Last Answer : Answer: b Explanation: An algorithm becomes a program when it is written in the form of a programming language. Thus, any program is an algorithm

____________ is the raw material used as input and __________ is the processed data obtained as output of data processing. a) Data, Instructions b) Instructions, Program c) Data, Program d) Program, Code

Description : ____________ is the raw material used as input and __________ is the processed data obtained as output of data processing. a) Data, Instructions b) Instructions, Program c) Data, Program d) Program, Code

Last Answer : Answer: a Explanation: Data can be assumed as a raw material which , in turns after processing gives the desired output in the form of instructions. Further, a set of ordered and meaningful instructions is known as a program

Which analyses and executes the source code in line-by-line manner, without looking at the entire program? A. Compiler B. Interpreter C. Assembler D. None of the above

Description : Which analyses and executes the source code in line-by-line manner, without looking at the entire program? A. Compiler B. Interpreter C. Assembler D. None of the above

Last Answer : B. Interpreter

A program written in a high level language is referred to as: a) Memory Code b) Object Code c) Source Code d) Assembly Code e) None of These

Description : A program written in a high level language is referred to as: a) Memory Code b) Object Code c) Source Code d) Assembly Code e) None of These

Last Answer : b) Object Code

Computer programs are written in a high level programming language, however, the human readable version of a program is called a) cache b) instruction set c) source code d) word size

Description : Computer programs are written in a high level programming language, however, the human readable version of a program is called a) cache b) instruction set c) source code d) word size

Last Answer : c) source code

The translator program that converts source code in high level language into machine code line by line is called - 1) Assembler 2) Compiler 3) Loader 4) Interpreter

Description : The translator program that converts source code in high level language into machine code line by line is called - 1) Assembler 2) Compiler 3) Loader 4) Interpreter

Last Answer : 4) Interpreter