Questions and answers for exam Preparation

MCQs

Total Questions : 532 | Page 4 of 54 pages

Question 31. Elapsed time, between initiating a query and receiving a response is called

response time
waiting time
processing time
Turnaround time
None of the above

Discuss Question

Answer: Option D. -> Turnaround time

Question 32. During the system study, the executive vice-president and the other managers exercise their responsibility of

planning
controlling
directing
organizing
None of the above

Discuss Question

Answer: Option B. -> controlling

Question 33. Which of the following is (are) not a tool for Application Prototyping?

Application generators
third generation language
screen generators
report generators
None of the above

Discuss Question

Answer: Option B. -> third generation language

Answer: B. third generation language

Explanation:

Application prototyping is the development of a model of the user interface of an application.

It is used to test the usability and functionality of the application before the application is fully developed. Application prototyping tools are used to build the prototype quickly and efficiently.

Examples of application prototyping tools include application generators, screen generators, and report generators. Third generation language (3GL) is not a tool for application prototyping, but is instead a type of programming language.

3GL is a type of programming language (such as C or Java) that is written using English-like words and symbols to represent instructions. 3GLs are more complex than first and second generation languages, which are simpler and rely on a series of numbers and letters. 3GL is not used for application prototyping, but is instead used for software development and programming tasks.

Question 34. Data manipulation language (DML)

describes how data are structured in the data base
specifies for the DBMS what is required; the techniques used to process data
determine how data must be structured to produce the user's view
All of the above
None of the above

Discuss Question

Answer: Option B. -> specifies for the DBMS what is required; the techniques used to process data

Question 35. The set of. instructions for how to tie a bow is an example of the _____Structure.

Control
Repetition
Selection
Sequence
switching

Discuss Question

Answer: Option D. -> Sequence

Question 36. Which of the following appropriately explains the desirable characteristic of good system design?

Modular approach
Proper documentation
Conversion
Long discussions
None of the above

Discuss Question

Answer: Option A. -> Modular approach

Question 37. Which of the following is not a characteristic of good test data

users do not participate at this preliminary stage
should be comprehensive
every statement should be executed
All of the above
None of the above

Discuss Question

Answer: Option A. -> users do not participate at this preliminary stage

Question 38. In the system concepts, term Integration

implies structure and order
refers to the manner in which each component functions with other components of the system.
means that parts of the computer system depend on one another.
refers to the holism of systems
None of the above

Discuss Question

Answer: Option D. -> refers to the holism of systems

Question 39. An example of a hierarchical data structure is