8 ICT pg 39

What does an ATM machine read when you insert your card?

• The cardholder's name on the card.

• The expiration date printed on the card.

• The PIN number entered by the user.

• The magnetic stripe or chip on the card.

What is required to access your account at an ATM?

• Driver's license and PIN

• ATM card and PIN

• PIN only

• ATM card only

Why is it important to enter a valid PIN number?

• It is important to enter a valid PIN number to earn rewards.

• It is important to enter a valid PIN number to ensure security and prevent unauthorized access.

• Entering a valid PIN number is required for account creation.

• A valid PIN number is needed to access customer service.

What does DBMS stand for?

• Database Backup System

• Digital Business Management Software

• Database Management System

• Data Backup Management System

What is the purpose of integrity constraints in a database?

• To reduce the size of the database files.

• To allow unlimited data entry without restrictions.

• To enhance the speed of database queries.

• The purpose of integrity constraints in a database is to maintain data accuracy and consistency.

How do integrity constraints help reduce errors?

• They provide a backup for lost data.

• They allow for unlimited data entry without checks.

• They automatically correct all data errors.

• Integrity constraints help reduce errors by enforcing rules that ensure data validity and consistency.

Can a student’s marks exceed the maximum marks according to DBMS rules?

• No, a student's marks cannot exceed the maximum marks.

• Students can appeal for marks that surpass the maximum allowed.

• Yes, students can receive bonus marks that exceed the maximum.

• Marks can be adjusted by the instructor beyond the maximum limit.

What is one benefit of providing multiple views in a DBMS?

• Improved data security and usability for different users.

• Reduced overall system performance.

• Increased data redundancy for all users.

• Simplified data retrieval for complex queries.

Who can access data in a specific department using DBMS?

• All company employees

• External contractors

• Department staff and authorized personnel

• Random public users

What does it mean to facilitate sharing of data in a DBMS?

• It refers to backing up data to prevent loss.

• It means enabling concurrent access to data by multiple users or applications while ensuring data integrity and security.

• It involves deleting old data to free up space.

• It means restricting access to data for security purposes.