Chào các bạn! Vì nhiều lý do từ nay Truyen2U chính thức đổi tên là Truyen247.Pro. Mong các bạn tiếp tục ủng hộ truy cập tên miền mới này nhé! Mãi yêu... ♥

Multiple choice

1, system study involves

- study of an existing system

- documenting the existing system

- identifying current deficiencies and establing new goals

2. the primary tool used in structured design is a:

- structure chart

3. In a______one module of the new information system is activates at a time.

- Phased conversion

4. In prototyping

- 4GLs are used

5. The step-by-step instruction that solve a problem are called__________

- An algorithm

6. The approach used in top-down analysis and design is:

- To identify a top level function and then create a hierchy of lower-level module and components

7. Which of the following is not a factor in the failure of the system developments project:

- Size of the company

8. A ring, refer to a record chain, the last of which refers to the first record, in the chain, is called?

- Pointer

9. A problem's _________ will answer the question, " What information will the computer need to know in order to either print or display the output times?

- Input

10. Which of the following statements, is not true for the lease option.

- Insurance, maintenance and other expenses are included in the renatl charge

11. The two classifications of inputs are:

- Maintenance and signal

12. Documentation is prepared:

- at every stage

13. System Implementation Phase entails:

- System check outs

14. Which of the following is Not TRue of the conversion phase of the development life cycle?

- documentation should be emphasized

15. Managers who are potential users of the MIS

None of the above

16. Positive testing is:

- Making sure that the new program do in fact process certain transactions according to Specifications.

17. Data Definition Language ( DDL):

- describes how data are structured in the data base

18. In phase 1 of the system development life cycle, which of the following aspect are usually analyzed?

- Outputs

- Input ( transaction)

- Controls

19. During the maintenance phase:

- None of the above

20. To run the old system and the new system at the same time for a specified period, the system implementation approach used is:

- Parallel

21. The mistake, committed by interchanging two digits in a numeric held, during data entry, is called:

- Transposition error

22. Decision tree uses

- Pictorial depictation of alternate conditions

- nodes and branches

- consquences of various depicted alternates

23. Problem analysis is done during:

- System analysis phase

24. Top-down programming is:

- A series or group of component that perform one or more operations of a more complex system.

25. A desision table facilitates conditions to be related to

- Actions

26. On the feasibility committe, department representatives serve as:

- direct users of the new system

- liaison to their departments

- ready sources of infomation

27. A____is an outline of a process that keeps develop successful information systems

- System Development Life Cycle

28. A branch office, location or other date processing centres, where newly developed system is used under normal operating for several months, to test it , is called:

- beta test data

29. An appraisal of a system's performance after it has been installed, is called system:

- review

30. Elapsed time, between initiating a query and receiving a response is called:

- turnaround time

31. During the system study, the executive vice-president and the other manager exercise their responsibility of:

- Controlling

32. Which of the following is not tool for application prototyping?

- Third generation language

33. Data manipulation language( DML)

- Specifies for the DBMS what is required; the techniques used to process data.

34. The set of, instruction for how to tie a bow is an example of the _________ structure,

- Sequence

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

- Module apparoach

36. An example of a hierarchical data structure is:

- tree

37. On a system flowchar, the online manual keeping of input data is identified by using the:

- Online keyboard symbol

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

- User do not participate at this preliminary stage

39. In the system concepts, term integration

- refer to the holism of system

40. Indexed-sequential organization

- Stores records sequentially but uses an index to locate records

41. Management's decision to rent a computer system may be based upon:

- tax advantages

- design to avoid a large one-time payment

- operational flexibility in changing hardware

42. The rule to follow in constructing decision tables is:

- All of the above

43. Which are tool not used for system analysis

- system - test data

44. Back-up procedure helps in:

- all of the above

45. The starting point for development of an MIS is:

- Indentification of business processes that are the essence of the business

46. The records in a file or magnetic tape":

- Can only be accessed serially

47. Acceptance testing is:

- Runing the system with line data by the actual user

48: the ______ symbol is used in a flowchart to represent a step that gets information from user:

- Input/Output



Bạn đang đọc truyện trên: Truyen247.Pro

Tags: