CS504 Final Term Important MCQs and Questions by Junaid

CS504 FOR FINAL TERM MCQs and Questions File

(Important Topics Are Below)

Q1. It ensures that a class only has one instance and provides a global point of access to it.

Singleton pattern (page # 145)

Q2. Static structural model shows the major system.....

Leaks · Components (page # 129) · Activities · Objectives

Q3. Complex Expressions

Make the code easy to modify · Make the code difficult to modify (page # 167) · Make the code easy to understand · Does not effect understandability

Q4. architecture and thin-client architecture.

Middle ground (page # 134)

Q5. MVC stands for:

Model View Controller (page # 143) · Modern View Centre · Model View Centre · Modern View Controller

Q6. Class Variables should never be declared public. Public variables violate which of the following:

Information Hiding & Encapsulation (page # 161)

None

Q7. ----- provides a unified interface to a set of interfaces in a sub-system.

Façade Pattern (page # 146)

All of the above

Q8. "Description of communicating objects and classes that are customized to solve a general design problem in a particular context." is called ------

Design pattern (page # 140) · System pattern · System Design · None

Q9. In the N-tier architecture, the idea is to enhance scalability and ------ by distributing both the data and the application using multiple server machines.

Usability · Performance (page # 134) · None

Q10. In case of a file servers, client requests selected records from a ….. and the server transmits records to client over the network.

Local memory · Network · Database · File (page #132 )

Q11. Alpha testing is:

 Testing individual components independent of other components

 Testing a collection of dependent components

 Validation against user expectations

 Acceptance testing for customized projects, in-house testing for products(page#201)

Q12. Code should not be:

 Commented (page # 130) ·  indented ·  cryptic ·  aligned

Q13. When an error is thrown the overall system (on the lookout for this error flag) responds by ___ the error.

 Ignoring ·  Casting ·  Catching (page 187) ·  All of the given

Q14. The complexity of a program may ___ if there are exceptional paths in it.

 Decrease ·  Increase (page187) ·  Remain the same ·  All of given options

Q15. Which of the following is used for multi-level commenting?

 // Comment ·  /*Comment*/ (page 165) ·  (Comment)