What is split() function?

What is split() function?
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Answer :

A: split() function is a function of the String class and it breaks up any String into tokens and outputs the result in the form of an array.
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Related questions

A graph is said to be ……………… if the vertices can be split into two sets V1 and V2 such there are no edges between two vertices of V1 or two vertices of V2. A) Partite B) Bipartite C) Rooted D) Bisects

Description : A graph is said to be ……………… if the vertices can be split into two sets V1 and V2 such there are no edges between two vertices of V1 or two vertices of V2. A) Partite B) Bipartite C) Rooted D) Bisects

Last Answer : B) Bipartite

What is the use of charAt() function?

Description : What is the use of charAt() function?

Last Answer : A: This function is used to extract characters at any given index from a String.

Name some function of Scanner class.

Description : Name some function of Scanner class.

Last Answer : A: next(), nextInt(), hasNextInt() etc.

Name some function of StringTokenizer class.

Description : Name some function of StringTokenizer class.

Last Answer : A: nextToken(), countToken(), hasMoreTokens() etc.

What is the difference between function overloading and function overriding?

Description : What is the difference between function overloading and function overriding?

Last Answer : A: In function overloading only the function name is same but function signature (list of parameters) is different, whereas, in function overriding both the function name as well as function ... is an example of static polymorphism, whereas, function overriding is an example of dynamic polymorphism.

Can there be multiple return statements in a function?

Description : Can there be multiple return statements in a function?

Last Answer : A: Yes, but only one of them is executed.

Why is the ‘S’ of System.out.println() function capital?

Description : Why is the ‘S’ of System.out.println() function capital?

Last Answer : A: System is the name of a class present in java,lang package and hence it begins with a capital letter as is the convention for class names.

Why do we have main() function?

Description : Why do we have main() function?

Last Answer : A: The execution of the program begins from the main() method.

What is the function of readLine() method?

Description : What is the function of readLine() method?

Last Answer : A: readLine() method reads a line of text (which you input) and returns the result in the form of a String.

Which of the following is true about Java. A) Java does not support overloading. B) Java has replaced the destructor function of C++ C) There are no header files in Java. D) All of the above.

Description : Which of the following is true about Java. A) Java does not support overloading. B) Java has replaced the destructor function of C++ C) There are no header files in Java. D) All of the above.

Last Answer : D) All of the above

. ………….. function sets the fill pattern and color. A) floodfill () B) setcolor() C) setfillstyle() D) fillstyle ()

Description : . ………….. function sets the fill pattern and color. A) floodfill () B) setcolor() C) setfillstyle() D) fillstyle ()

Last Answer : C) setfillstyle()

………… function writes a string of text to a window. A) cputs () B) put () C) gets () D) tputs ()

Description : ………… function writes a string of text to a window. A) cputs () B) put () C) gets () D) tputs ()

Last Answer : A) cputs ()

Automatic initialization of object is carried out using a special member function called ………… A) Friend B) Casting C) Reference Parameter D) Constructor

Description : Automatic initialization of object is carried out using a special member function called ………… A) Friend B) Casting C) Reference Parameter D) Constructor

Last Answer : D) Constructor

Which of the following is/ are the characteristics of friend function. A) It is not in the scope of the class to which it has been declared as friend. B) It can invoke like a normal function without the help of any object. C) Usually, it has the objects as arguments. D) All of the above.

Description : Which of the following is/ are the characteristics of friend function. A) It is not in the scope of the class to which it has been declared as friend. B) It can invoke like a normal function without the help of any object. C) Usually, it has the objects as arguments. D) All of the above.

Last Answer : D) All of the above.

Which of the following condition is true for an object used as a function argument. i) A copy of the entire objects is passed to the function. ii) Only the address of the object is transferred to the function. A) Only i B) Only ii C) Both i and ii D) None of them

Description : Which of the following condition is true for an object used as a function argument. i) A copy of the entire objects is passed to the function. ii) Only the address of the object is transferred to the function. A) Only i B) Only ii C) Both i and ii D) None of them

Last Answer : C) Both i and ii

State True or False. i) A satic function can have access to only other static members (functions or variables) declared in the same class. ii) A static member function can be called using the class name (instead of its objects) A) True, True B) True, False C) False, True D) False, False

Description : State True or False. i) A satic function can have access to only other static members (functions or variables) declared in the same class. ii) A static member function can be called using the class name (instead of its objects) A) True, True B) True, False C) False, True D) False, False

Last Answer : B) True, False

A variable is defined within a block in a body of a function. Which of the following are true? A) It is visible throughout the function. B) It is visible from the point of definition to the end of the program. C) It is visible from the point of definition to the end of the block. D) It is visible throughout the block.

Description : A variable is defined within a block in a body of a function. Which of the following are true? A) It is visible throughout the function. B) It is visible from the point of definition to the end ... visible from the point of definition to the end of the block. D) It is visible throughout the block.

Last Answer : D) It is visible throughout the block.

State true of false. i) We cannot make the function inline by defining a function outside the class. ii) A member function can be called by using its name inside another member function of the same class, this is known as nesting of member function. A) True, True B) True, False C) False, True D) False, False

Description : State true of false. i) We cannot make the function inline by defining a function outside the class. ii) A member function can be called by using its name inside another member function of the same class, this ... of member function. A) True, True B) True, False C) False, True D) False, False

Last Answer : C) False, True

Which of the following cannot be passed to a function? A) Reference variable B) Arrays C) Class objects D) Header files

Description : Which of the following cannot be passed to a function? A) Reference variable B) Arrays C) Class objects D) Header files

Last Answer : D) Header files

When a function is defined inside a class, this function is called …………. A) Inside function B) Class function C) Inline function D) Interior function

Description : When a function is defined inside a class, this function is called …………. A) Inside function B) Class function C) Inline function D) Interior function

Last Answer : C) Inline function

In C++, the keyword void was used ……….. A) To specify the return type of function when it is not returning any value. B) To indicate an empty argument list to a function. C) To declare the generic pointers. D) All of the above.

Description : In C++, the keyword void was used ……….. A) To specify the return type of function when it is not returning any value. B) To indicate an empty argument list to a function. C) To declare the generic pointers. D) All of the above.

Last Answer : D) All of the above.

To accept 100 different values into the array we require A) Loop B) If condition C) Function D) Structure

Description : To accept 100 different values into the array we require A) Loop B) If condition C) Function D) Structure

Last Answer : A) Loop

File management function of the operating system includes i) File creation and deletion ii) Disk scheduling iii) Directory creation iv) Mapping file in secondary storage. A) i, ii and iii only B) i, iii and iv only C) ii, iii and iv only D) All i, ii, iii and iv

Description : File management function of the operating system includes i) File creation and deletion ii) Disk scheduling iii) Directory creation iv) Mapping file in secondary storage. A) i, ii and iii only B) i, iii and iv only C) ii, iii and iv only D) All i, ii, iii and iv

Last Answer : B) i, iii and iv only

…………… is a condition in which there is a set of concurrent processes, only one of which is able to access a given resource or perform a given function at any time. A) Mutual Exclusion B) Busy Waiting C) Deadlock D) Starvation

Description : …………… is a condition in which there is a set of concurrent processes, only one of which is able to access a given resource or perform a given function at any time. A) Mutual Exclusion B) Busy Waiting C) Deadlock D) Starvation

Last Answer : A) Mutual Exclusion

Match the following mechanisms for interrupting the execution of a process and their uses. i) Interrupt a) Call to an operating system function ii) Trap b) Reaction to an asynchronous external event iii) Supervisor Call c) Handling of a error or an exception condition A) i-a, ii-b, iii-c B) i-c, ii-a, iii-b C) i-b, ii-c, iii-a D) i-a, ii-c, iii-b

Description : Match the following mechanisms for interrupting the execution of a process and their uses. i) Interrupt a) Call to an operating system function ii) Trap b) Reaction to an asynchronous external event iii) Supervisor Call c) Handling of a error ... -a, iii-b C) i-b, ii-c, iii-a D) i-a, ii-c, iii-b

Last Answer : C) i-b, ii-c, iii-a

Process Management function of an operating system kernel includes. A) Process creation and termination. B) Process scheduling and dispatching C) Process switching D) All of the above

Description : Process Management function of an operating system kernel includes. A) Process creation and termination. B) Process scheduling and dispatching C) Process switching D) All of the above

Last Answer : D) All of the above

Which of the following is not the function of Microkernel? A) File management B) Low-level memory management C) Inter-process communication D) I/O interrupts management

Description : Which of the following is not the function of Microkernel? A) File management B) Low-level memory management C) Inter-process communication D) I/O interrupts management

Last Answer : A) File management

Which is/are the application(s) of stack A) Function calls B) Large number Arithmetic C) Evaluation of arithmetic expressions D) All of the above

Description : Which is/are the application(s) of stack A) Function calls B) Large number Arithmetic C) Evaluation of arithmetic expressions D) All of the above

Last Answer : D) All of the above

Which of the following is not the function of client? A) Compile queries B) Query optimization C) Receive queries D) Result formatting and presentation

Description : Which of the following is not the function of client? A) Compile queries B) Query optimization C) Receive queries D) Result formatting and presentation

Last Answer : B) Query optimization

Which is the main function of transport layer? A) Node to node delivery B) End to end delivery C) Synchronization d) Updating and maintaining routing tables

Description : Which is the main function of transport layer? A) Node to node delivery B) End to end delivery C) Synchronization d) Updating and maintaining routing tables

Last Answer : B) End to end delivery

To shuffle the list(say list1) what function do we use ? a) list1.shuffle () b) shuffle(list1) c) random.shuffle(list1) d) random.shuffleList(list1)

Description : To shuffle the list(say list1) what function do we use ? a) list1.shuffle () b) shuffle(list1) c) random.shuffle(list1) d) random.shuffleList(list1)

Last Answer : c) random.shuffle(list1)

When an array is passed as a parameter to a function which of the following statements is correct? (A) The function can change values in the original array. (B) The function cannot change values in the original array. (C) Results in compilation error. (D) Results in runtime error.

Description : When an array is passed as a parameter to a function which of the following statements is correct? (A) The function can change values in the original array. (B) The function cannot change values in the original array. (C) Results in compilation error. (D) Results in runtime error.

Last Answer : (A) The function can change values in the original array.

The simplified function in product of sums of Boolean function F(W, X, Y, Z) = Σ(0, 1, 2, 5, 8, 9, 10) is (A) (W' + X') (Y' + Z') (X' + Z) (B) (W' + X') (Y' + Z') (X' + Z') (C) (W' + X') (Y' + Z) (X' + Z) (D) (W' + X') (Y + Z') (X' + Z)

Description : The simplified function in product of sums of Boolean function F(W, X, Y, Z) = Σ(0, 1, 2, 5, 8, 9, 10) is (A) (W' + X') (Y' + Z') (X' + Z) (B) (W' + X') (Y' + Z') (X' + Z') (C) (W' + X') (Y' + Z) (X' + Z) (D) (W' + X') (Y + Z') (X' + Z)

Last Answer : (A) (W' + X') (Y' + Z') (X' + Z)

While estimating the cost of software, Lines of Code (LOC) and Function Points (FP) are used to measure which one of the following? (A) Length of code (B) Size of software (C) Functionality of software (D) None of the above

Description : While estimating the cost of software, Lines of Code (LOC) and Function Points (FP) are used to measure which one of the following? (A) Length of code (B) Size of software (C) Functionality of software (D) None of the above

Last Answer : (B) Size of software

An artificial neurons receives n inputs x1, x2,...,xn with weights w1,w2,...,wn attached to the input links. The weighted sum ............... is computed to be passed on to a non-linear filter ϕ called activation function to release the output. (A) Σ wi (B) Σ xi (C) Σ wi + Σ xi (D) Σ wi . Σ xi

Description : An artificial neurons receives n inputs x1, x2,...,xn with weights w1,w2,...,wn attached to the input links. The weighted sum ............... is computed to be passed on to a non-linear filter ϕ called activation function to release the output. (A) Σ wi (B) Σ xi (C) Σ wi + Σ xi (D) Σ wi . Σ xi

Last Answer : (D) Σ wi . Σ xi

Function points can be calculated by (A) UFP*CAF (B) UFP*FAC (C) UFP*Cost (D) UFP*Productivity

Description : Function points can be calculated by (A) UFP*CAF (B) UFP*FAC (C) UFP*Cost (D) UFP*Productivity

Last Answer : (A) UFP*CAF Explanation: UFP (Unadjusted Function Point) CAF (Complexity Adjustment Factor) Function Point FP = UFP*CAF

The sum of products expansion for the function F(x, y, z) = (x + y)z’ is given as (A) x’y’z + xyz’ + x’yz’ (B) xyz + xyz’ + xy’z’ (C) xy’z’ + x’y’z’ + xyz’ (D) xyz’ + xy’z’ + x’yz’

Description : The sum of products expansion for the function F(x, y, z) = (x + y)z’ is given as (A) x’y’z + xyz’ + x’yz’ (B) xyz + xyz’ + xy’z’ (C) xy’z’ + x’y’z’ + xyz’ (D) xyz’ + xy’z’ + x’yz’

Last Answer : (D) xyz’ + xy’z’ + x’yz’ Explanation: Use Boolean identities to expand the product and simplify. F(x, y, z)=(x + y)z’  =xz’+yz’ Distributive law  =x1z’+1yz’ Identity law  =x(y+y’)z’+(x+x’)yz’ Unit property =xyz’+xy’z’+xyz’+x’yz’ Distributive law  =xyz’+xy’z’+x’yz’ Idempotent law 

............... is often used to prove the correctness of a recursive function. (A) Diagonalization (B) Communitivity (C) Mathematical Induction (D) Matrix Multiplication

Description : ............... is often used to prove the correctness of a recursive function. (A) Diagonalization (B) Communitivity (C) Mathematical Induction (D) Matrix Multiplication

Last Answer : (C) Mathematical Induction

Consider f(N) = g(N) + h(N) Where function g is a measure of the cost of getting from the start node to the current node N and h is an estimate of additional cost of getting from the current node N to the goal node. Then f(N) = h(N) is used in which one of the following algorithms ? (A) A* algorithm (B) AO* algorithm (C) Greedy best first search algorithm (D) Iterative A* algorithm

Description : Consider f(N) = g(N) + h(N) Where function g is a measure of the cost of getting from the start node to the current node N and h is an estimate of additional cost of getting from the current ... ? (A) A* algorithm (B) AO* algorithm (C) Greedy best first search algorithm (D) Iterative A* algorithm

Last Answer : (C) Greedy best first search algorithm

Consider a project with the following functional units : Number of user inputs = 50 Number of user outputs = 40 Number of user enquiries = 35 Number of user files = 06 Number of external interfaces = 04 Assuming all complexity adjustment factors and weighing factors as average, the function points for the project will be (A) 135 (B) 722 (C) 675 (D) 672

Description : Consider a project with the following functional units : Number of user inputs = 50 Number of user outputs = 40 Number of user enquiries = 35 Number of user files = 06 Number of external interfaces = 04 ... average, the function points for the project will be (A) 135 (B) 722 (C) 675 (D) 672

Last Answer : (D) 672

Which of the following differentiates between overloaded functions and overridden functions ? (A) Overloading is a dynamic or runtime binding and overridden is a static or compile time binding. (B) Overloading is a static or compile time binding and overriding is dynamic or runtime binding. (C) Redefining a function in a friend class is called overloading, while redefining a function in a derived class is called as overridden function. (D) Redefining a function in a derived class is called function overloading, while redefining a function in a friend class is called function overriding.

Description : Which of the following differentiates between overloaded functions and overridden functions ? (A) Overloading is a dynamic or runtime binding and overridden is a static or compile time binding. ... function overloading, while redefining a function in a friend class is called function overriding.

Last Answer : (B) Overloading is a static or compile time binding and overriding is dynamic or runtime binding.

When an array is passed as parameter to a function, which of the following statements is correct ? (A) The function can change values in the original array. (B) In C, parameters are passed by value, the function cannot change the original value in the array. (C) It results in compilation error when the function tries to access the elements in the array. (D) Results in a run time error when the function tries to access the elements in the array.

Description : When an array is passed as parameter to a function, which of the following statements is correct ? (A) The function can change values in the original array. (B) In C, parameters are passed by value, ... . (D) Results in a run time error when the function tries to access the elements in the array.

Last Answer : (A) The function can change values in the original array.

Which of the following is not a member of class ? (A) Static function (B) Friend function (C) Const function (D) Virtual function

Description : Which of the following is not a member of class ? (A) Static function (B) Friend function (C) Const function (D) Virtual function

Last Answer : (B) Friend function

What does the following expression means ? char *(*(* a[N]) ( )) ( ); (A) a pointer to a function returning array of n pointers to function returning character pointers. (B) a function return array of N pointers to functions returning pointers to characters (C) an array of n pointers to function returning pointers to characters (D) an array of n pointers to function returning pointers to functions returning pointers to characters.

Description : What does the following expression means ? char *(*(* a[N]) ( )) ( ); (A) a pointer to a function returning array of n pointers to function returning character pointers. (B) a ... to characters (D) an array of n pointers to function returning pointers to functions returning pointers to characters.

Last Answer : Answer: A,B,C,D

Suppose the function y and a fuzzy integer number around -4 for x are given as y=(x-3)2+2 Around -4={(2,0.3), (3,0.6), (4,1), (5,0.6), (6,0.3)} respectively. Then f(Around - 4) is given by: (A) {(2,0.6), (3,0.3), (6,1), (11,0.3)} (B) {(2,0.6), (3,1), (6,1), (11,0.3)} (C) {(2,0.6), (3,1), (6,0.6), (11,0.3)} (D) {(2,0.6), (3,0.3), (6,0.6), (11,0.3)}

Description : Suppose the function y and a fuzzy integer number around -4 for x are given as y=(x-3)2+2 Around -4={(2,0.3), (3,0.6), (4,1), (5,0.6), (6,0.3)} respectively. Then f(Around - 4) is given by: (A) {(2,0.6), (3,0.3), ... 6), (3,1), (6,0.6), (11,0.3)} (D) {(2,0.6), (3,0.3), (6,0.6), (11,0.3)}

Last Answer : (C) {(2,0.6), (3,1), (6,0.6), (11,0.3)}

What is the most appropriate function of Memory Management Unit (MMU) ? (A) It is an associative memory to store TLB (B) It is a technique of supporting multiprogramming by creating dynamic partitions (C) It is a chip to map virtual address to physical address (D) It is an algorithm to allocate and deallocate main memory to a process

Description : What is the most appropriate function of Memory Management Unit (MMU) ? (A) It is an associative memory to store TLB (B) It is a technique of supporting multiprogramming by creating dynamic partitions ... to physical address (D) It is an algorithm to allocate and deallocate main memory to a process 

Last Answer : (C) It is a chip to map virtual address to physical address

Verification: (A) refers to the set of activities that ensure that software correctly implements a specific function. (B) gives answer to the question - Are we building the product right ? (C) requires execution of software (D) both (A) and (B)

Description : Verification: (A) refers to the set of activities that ensure that software correctly implements a specific function. (B) gives answer to the question - Are we building the product right ? (C) requires execution of software (D) both (A) and (B)

Last Answer : (D) both (A) and (B)

Consider a hash table of size m=100 and the hash function h(k) = floor(m(kA mod 1)) for A = (√5 − 1)/2 = 0.618033. Compute the location to which the key k = 123456 is placed in hash table. (A) 77 (B) 82 (C) 88 (D) 89

Description : Consider a hash table of size m=100 and the hash function h(k) = floor(m(kA mod 1)) for A = (√5 − 1)/2 = 0.618033. Compute the location to which the key k = 123456 is placed in hash table. (A) 77 (B) 82 (C) 88 (D) 89

Last Answer : (C) 88