This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When using the sequential file organization, the addition of rows requires rewriting the file. ... (Read 95 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
on: Jul 7, 2018
When using the sequential file organization, the addition of rows requires rewriting the file.
 
  Indicate whether the statement is true or false

Question 2

Referencing use-case modeling, a source is an external entity that interacts with the system.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

alexanderhamilton

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE
Explanation: In a sequential file organization, the rows in the file are stored in sequence according to a primary key value. Adding a row requires rewriting the file.
CL

Answer to Question 2

FALSE
Explanation: An actor is an external entity that interacts with the system (similar to an external entity in data-flow diagramming).
CL


saliriagwu

  • Member
  • Posts: 537
Reply 2 on: Jul 7, 2018
Wow, this really help

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

The organization of segments in the Drosophila embryo The organization of segments in the Drosophila embryo
The patient interview often requires note taking. The patient interview often requires note taking.
The National Organization for Women holds a rally in Illinois for the Equal Rights Amendment. In ... The National Organization for Women holds a rally in Illinois for the Equal Rights Amendment. In ...
Typical Organization of the CPT Manual Typical Organization of the CPT Manual
Levels of organization in striated muscle Levels of organization in striated muscle
Levels of Organization Levels of Organization
Video: Plant Defense Mechanisms from Pathogens

For a complete list of videos, visit our video library