Recap C++

What is the characteristics of C++ programming?

• - Modular

  - Portable

  - Supports procedural and OOP

  - Case-Sensitive

  - Rich Library

• - Modular

  - Portable

  - Rich Library

• - Supports procedural and OOP

  - Case-Sensitive

  - Rich Library

• - Rich Library

• None

Which is one is relational operators?

• <, >, <=, >=, ==, !=

• +, -, *, /, %

• =, +=, -=, *=, /=, %=

• &&, ||, !

Which is one is assignment operators?

• &&, ||, !

• +, -, *, /, %

• <, >, <=, >=, ==, !=

• =, +=, -=, *=, /=, %=

Which are logical operators?

• &&

• ||

• !

• All of the answers

Answer explanation

(3 * 8 – 2 * 5) % (2 - 1) == ?

• 1

• 0

• 14

• 10

Answer explanation

When using '%' operator must look at remainder when the number is divided.

What is the difference between double and float?

• The byte size

• Same, no difference

• Decimals

Which are variable initialization?

• A

• B

• C

• None

Answer explanation

What header needed when using character testing?

• #include <cctype>

• #include <iomanip>

• #include <cstring>

• #include <string>

Which is the output for the program?

• 
• 
• 

Which one is the program output?

• 4.9188

• 4.92

• 4.919

• 4.91877