MACHINE DESIGN QUIZ

All of these

last, record points to the first record

None of these

many records point to one record

first record points only to the last record

have to be arranged in a key sequence

None of these

are meant for backup

cannot be transformed to a disk file

can only be accessed serially

to identify the top level functions by combining many smaller components into a single entity

to prepare flow charts after programming has been completed

to identify a top level function an d then create a hierarchy of lower-level modules and components.

all of the listed here

File conversion

User training

All of these

None of these

Program testing

the system is able to handle all the function of the application

None of these

the system is developed using structured programming through COBOL or PASCAL

each module performs a specific function and can be developed relatively independently by programmers

the system makes extensive use of function. keys for maximum user assistance

all of the listed here

restoring the data files whenever there is a system crash

none of the listed here

restoring the operation whenever there is a disk failure

testing changes made in an existing or a new program

making sure that the new programs do in fact process certain transactions according to Specifications

is checking the logic of one or more programs in the candidate systems

running the system with line data by the actual user

system design phase

system analysis phase

system investigation phase

None of these

system development phase

means storing records in contiguous blocks according to a key

stores records sequentially but uses an index to locate records

uses an index for each key type

has records placed randomly throughout the file

report generators

screen generators

third generation language

application generators