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BCS Bachelor of Computer Science

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About this Exam

Prepare with the BCS Bachelor of Computer Science practice quiz. This question bank includes 30 questions covering data, database, complexity, program, and returned. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
An AI system is used by one bank to decide whether or not to approve a consumer for a loan. Age, employment position, and the presence of active loans are just a few of the characteristics the AI considers before making a determination. Because they already have student debts, very few loans have been granted to recent college graduates as a result. What stage of the data processing cycle does the bias present in?
Bias exists at the data analysis stage
Bias exists at the data preparation stage
Bias exists at the data collection stage
Bias exists at the data reporting stage
Question 2
An employee of a private company needs to provide an employee from another company access to some of his organization's sensitive documents. The files must be encrypted in order to prevent unwanted access from a third-party body, thus they cannot be transferred directly. Which of the encrypting techniques listed below would provide the best encryption in this case?
Symmetric key encryption
Certificate Authorities
Multi-factor authentication
Public key encryption
Question 3
When you create and run a program, it works without a hitch but doesn't produce the outcomes you were hoping for. Even after making certain code changes and running the application once again, the problem still exists. What kind of inaccuracy is most likely the root of this problem?
Round-off error
Runtime error
Syntax error
Logic error
Question 4
A gyroscope built into a mobile device is used to program it to adjust the direction of its screen. What kind of programming does this represent?
procedural
event-driven
reactive
sequential
Question 5
Students can automatically check out and return books from a college library using RFID technology. Each time a book is borrowed or returned by a student, a count is made using a computer program. These details are kept in the variables borrowed and returned, accordingly. If all loaned books were already returned, which of the following statements would be accurate?
borrowed * returned = positive even number
borrowed + returned = positive even number
borrowed – returned = 1
borrowed / returned > 1

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Additional Information

BCS Bachelor of Computer Science

This practice set contains 30 questions from the matching question bank and focuses on data, database, complexity, program, and returned. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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Frequently Asked Questions

This quiz contains a total of 30 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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