CS504 Quiz 4 Set 2

Q1. Constant values used in the program are called_________.

1. Real Numbers
2. Constant Numbers
3. Positive Numbers
4. Magic Numbers

Correct answer: Magic Numbers

Q2. If a function changes the value of some other accessible data object along with returning its value after execution, is called ___________.

1. Short Circuiting
2. Abstraction
3. Side Effects
4. Modularity

Correct answer: Side Effects

Q3. Identify the TRUE statement:

1. Size of data types vary from one machine to other
2. Portability effects security
3. Size of control structures vary from one machine to other
4. To write portable code, use vendor specific language extensions as much as possible

Correct answer: Size of data types vary from one machine to other

Q4. C++ header files should have the extension---- Source files can have the extension ----

1. All of the given
2. .c and .h
3. .h and .cpp
4. .cc and .h

Correct answer: .h and .cpp

Q5. which of the following statements are same in output:

1) a = a >> 2

2) a = a / 4

Q3. a = a * 2

1. (1) and (2) only
2. (2) and (3) only
3. (1) and (3) only
4. All procduce the same result

Correct answer: (1) and (2) only

Q6. The size of __________ plays a significant role in making the program easy or difficult to understand.

1. function
2. data type
3. object
4. none of the above

Correct answer: function

Q7. STL Stnads for ------------------

1. Standard Type Link
2. Standard Type Link
3. Standard Tempo Line
4. Standard Template Library

Correct answer: Standard Template Library

Q8. One of the main reasons to make functions is ________.

1. Reliability
2. Reusability
3. Effeciency
4. Maintainability

Correct answer: Reusability

Q9. if a major rework is required to translate a program written for one environment to another, it means code is not or less _________

1. plateform dependent
2. Secure
3. Bug Free
4. Portable

Correct answer: Portable

Q10. In case of header files, construction is to avoid ------ errors. The construction should appear in the top of the file (before the file header).

1. All of the given
2. compilation
3. run time
4. logical

Correct answer: compilation