Samacheer Kalvi solutions for Computer Science [English] Class 11 TN Board chapter 9 - Introduction to C++ [Latest edition]

Who developed C++?

What was the original name given to C++?

Who coined C++?

The smallest individual unit in a program is ______

Which of the following operator is an extraction operator in C++?

Which of the following statements is not true?

Which of the following is a valid string literal?

A program written in a high-level language is called ______

Assume a = 5, b = 6; what will be result of a & b?

Which of the following is called compile-time operators?

What is meant by a token?

Name the token available in C++.

What are keywords?

Can keywords be used as identifiers?

The following constant is of which type?

39

The following constant is of which type?

032

The following constant is of which type?

0XCAFE

The following constant is of which type?

04.14

Write the following real constant into the exponent form:

23.197

Write the following real constant into the exponent form:

7.214

Write the following real constant into the exponent form:

0.00005

Write the following real constant into the exponent form:

0.319

Assume n = 10; what will be result of n++ and --n;?

Match the following.

Describe the differences between keywords and identifiers?

Is C++ case sensitive? What is meant by the term “case sensitive”?

Differentiate “=” and “==”.

What is the use of a header file?

Why is the main function special?

Write about Binary operators used in C++.

What are the types of Errors?

How many categories of data types are available in C++?

Which of the following data types is not a fundamental type?

What will be the result of the following statement?

char ch= ‘B’;

cout << (int) ch;

Which of the character is used as a suffix to indicate a floating-point value?

How many bytes of memory is allocated for the following variable declaration if you are using Dev C++? short int x;

What is the output of the following snippet?

char ch = ‘A’;

ch = ch + 1;

Which of the following is not a data type modifier?

Which of the following operator returns the size of the data type?

Which operator is used to access the reference of a variable?

This can be used as an alternate to endl command ______ 

Write a short note on the const keyword with an example.

What is the use of setw( ) format manipulator?

Why is char often treated as an integer data type?

What is a reference variable? What is its use?

Consider the following C++ statement. Are they equivalent?

char ch = 67;

char ch = ‘C’;

What is the difference between 56L and 56?

Determine which of the following are valid constant? And specify their type.

0.5

Determine which of the following are valid constant? And specify their type.

‘Name’

Determine which of the following are valid constant? And specify their type.

‘\t’

Determine which of the following are valid constant? And specify their type.

27,822

Suppose x and y are two double-type variables that you want to add as integer and assign to an integer variable. Construct a C++ statement to do the above.

What will be the result of following if num = 6 initially?

cout << num;

What will be the result of following if num = 6 initially?

cout << (num==5);

Which of the following statement is valid? Why? Also, write their result.

int a; a = 3,014;

Which of the following statement is valid? Why? Also, write their result.

int a; a = (3,014);

What are arithmetic operators in C++? Differentiate unary and binary arithmetic operators. Give example for each of them.

How relational operators and logical operators are related to one another?

Evaluate the following C++ expressions where x, y, z are integers and m, n are floating-point numbers. The value of x = 5, y = 4 and m=2.5;

n = x + y / x;

Evaluate the following C++ expressions where x, y, z are integers and m, n are floating-point numbers. The value of x = 5, y = 4 and m=2.5;

z = m * x + y;

Evaluate the following C++ expressions where x, y, z are integers and m, n are floating-point numbers. The value of x = 5, y = 4 and m = 2.5;

z *= x * m + x;