An ATM (Automated Teller Machine) Asks Users to Enter a Password

question 50

Multiple Choice

An ATM (automated teller machine) asks users to enter a password, called a _____, which verifies that the user is the holder of the bankcard.

• A) digital signal processor (DSP)
• B) private origin signal (POS)
• C) universal product code (UPC)
• D) personal identification number (PIN)

Comprehend the concepts of unique elements and data structure choice based on operation efficiency.

Understand the basic properties of vectors in Java, such as size, capacity, and memory management methods.

Learn the distinction between collection size and capacity, and the process of handling primitive types in collections.

Grasp the significance of Java's util package for the Collection Framework and recognize methods not part of the Collection interface.