Neco 2020 Data Processing Question 14

Practice objective / multiple choice question 14 from the 2020 Neco Data Processing examination.

Neco 2020 Data Processing Objective / Multiple Choice Medium Difficulty
Question 14 NECO • 2020 • DATA_PROCESSING • objective

A file contains 5,000 records each 120 bytes. The block size is 512 bytes. (a) Determine the total storage required when the file is stored sequentially with fixed\-length blocks. (b) If an indexed\-sequential organization is used, where each index block can hold 64 entries (each entry 8 bytes), compute the total storage required (data blocks plus index blocks). (c) Which organization uses less storage?

Answer Options

Correct Answer A. Sequential uses less storage (640,000 bytes) compared with indexed\-sequential (680,448 bytes)
B. Sequential uses less storage (640,000 bytes) compared with indexed\-sequential (690,000 bytes)
C. Sequential uses less storage (650,000 bytes) compared with indexed\-sequential (670,000 bytes)
D. Indexed\-sequential uses less storage (660,000 bytes) compared with sequential (640,000 bytes)
Correct Answer
A
Correct Option:
Sequential uses less storage (640,000 bytes) compared with indexed\-sequential (680,448 bytes)

About This Question

This is Neco 2020 Data Processing Question 14. It is one of the objective questions from the 2020 Neco Data Processing examination.

Difficulty level: Medium .

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