How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask ATLPROG Your Own Question
ATLPROG, Computer Software Engineer
Category: Programming
Satisfied Customers: 7677
Experience:  MS in IT.Several years of programming experience in Java C++ C C# Python VB Javascript HTML
Type Your Programming Question Here...
ATLPROG is online now
A new question is answered every 9 seconds

3. Three types of file organization were presented in this

Customer Question

3. Three types of file organization were presented in this chapter: sequential, direct, and indexed sequential. For each of the applications listed below, select the file organization best suited to it and explain why you selected it.
a. A data file containing employee payroll records.
b. The circulation file in a library
c. A data file containing student transcript records
d. A bank’s data file containing customers’ checking account records.
e. An inventory files in a local supermarket.

4. List the minimum information required in a directory to locate any one record in a file for each of the following cases:
a. The file is stored in a simple contiguous form.
b. The file is stored in a noncontiguous form with extents.
c. The file is stored using the index method.
Submitted: 8 years ago.
Category: Programming
Expert:  asim_developer replied 8 years ago.
1. indexed sequential

because to access any particular record the user will input the employee id or code. the computer will then look up for the corresponding disk location for that particular recoder in the index and seeks that record directly.

this is the answer for first question