Computer Science (from 2021) 9618: Security, Privacy and Data Integrity Topical Past Paper Questions
Cambridge AS & A Level Computer Science (from 2021) (9618) past-paper questions on Security, Privacy and Data Integrity, free. This topic is regularly examined across 10 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Validation and verification can be used to protect the integrity of data. Complete the description of methods of ensuring data integrity by writing the missing terms. ..... is a method of verification where the data is entered by a user and then manually compared to the original…
(e) The table contains three algorithms that perform data validation. The third algorithm uses the functions MID and LENGTH. The functions MID and LENGTH are defined as follows: MID(ThisString : STRING, x : INTEGER, y : INTEGER) RETURNS STRING returns a string of length y startin…
(b) The exam markers use software that operates as a thin-client to mark the exam papers. Complete the table by identifying two characteristics of a thin-client. Describe how each characteristic will be used in this software. (c) Data transmitted on the internet passes through mu…
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