1. Which of the following is true in case of destructors I. Destructor function is automatically invoked when the objects are destroyed. II. It cannot be declared static or const. It has no return type, not even void The programmer cannot access the address of destructor. III. IV. A. I, II, III B. I,II, IV С. П. II, IV, I D. IV, II 2. Various file modes that opens file for writing and reading is definitely not А. аpp,in B. ate,in
1. Which of the following is true in case of destructors I. Destructor function is automatically invoked when the objects are destroyed. II. It cannot be declared static or const. It has no return type, not even void The programmer cannot access the address of destructor. III. IV. A. I, II, III B. I,II, IV С. П. II, IV, I D. IV, II 2. Various file modes that opens file for writing and reading is definitely not А. аpp,in B. ate,in
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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![1. Which of the following is true in case of destructors
Destructor function is automatically invoked when the objects are destroyed.
It cannot be declared static or const.
It has no return type, not even void
The programmer cannot access the address of destructor.
I.
П.
III.
IV.
А. I, II, II
В. I,П, IV
С. П, Ш, IV, І
D. IV, II
2. Various file modes that opens file for writing and reading is definitely not
А. аpp.in
B. ate,in
C. in, out
D. out, in
3. Which one is incorrect in case of Operator overloading?
A. The syntax of overloaded operator cannot be overridden. They follow syntax rules of original
operators
B. We can give new meaning to an operator
C. Number of operands, precedence and associativity remains same
D. We cannot use friend function to overload certain operators =,().[],->.
4. State true or false
In explicit type conversion, a casting operator '()' is used, whereas in implicit type conversion, no
operator is used.
A. True
B. False
5. Which of the following is true
I.
Unary operators overloaded by means of friend function take one reference argument
Binary operators overloaded through a member function take one explicit argument.
Binary operators overloaded through friend function take two explicit arguments.
Unary operators overloaded with member function takes one argument and return no explicit
values
II.
III.
IV.
А.
1, П, IV
В.
I,II, III
I, II, III, IV
II, III, IV
С.
D.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe9e0a07c-b94d-47d6-a5b0-f0fe02a9e74f%2F5d99a521-7971-47a1-bf0c-8d32c4950dee%2F0so8ja9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Which of the following is true in case of destructors
Destructor function is automatically invoked when the objects are destroyed.
It cannot be declared static or const.
It has no return type, not even void
The programmer cannot access the address of destructor.
I.
П.
III.
IV.
А. I, II, II
В. I,П, IV
С. П, Ш, IV, І
D. IV, II
2. Various file modes that opens file for writing and reading is definitely not
А. аpp.in
B. ate,in
C. in, out
D. out, in
3. Which one is incorrect in case of Operator overloading?
A. The syntax of overloaded operator cannot be overridden. They follow syntax rules of original
operators
B. We can give new meaning to an operator
C. Number of operands, precedence and associativity remains same
D. We cannot use friend function to overload certain operators =,().[],->.
4. State true or false
In explicit type conversion, a casting operator '()' is used, whereas in implicit type conversion, no
operator is used.
A. True
B. False
5. Which of the following is true
I.
Unary operators overloaded by means of friend function take one reference argument
Binary operators overloaded through a member function take one explicit argument.
Binary operators overloaded through friend function take two explicit arguments.
Unary operators overloaded with member function takes one argument and return no explicit
values
II.
III.
IV.
А.
1, П, IV
В.
I,II, III
I, II, III, IV
II, III, IV
С.
D.
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