Digital Wallets and Database Systems Quiz

Digital Wallets and Database Systems Quiz

University

20 Qs

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Digital Wallets and Database Systems Quiz

Digital Wallets and Database Systems Quiz

Assessment

Quiz

Computers

University

Practice Problem

Medium

Created by

Renato Galang

Used 1+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What event significantly accelerated the use of digital wallets?

Rise of cryptocurrencies

Introduction of blockchain

COVID-19 pandemic

Launch of MetaMask

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What does a digital wallet primarily store for blockchain transactions?

Debit card numbers

Encrypted private keys

Passwords

User IDs

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which app is provided by Globe Telecom and widely used in the Philippines?

Coins.ph

PayMaya

GCash

Maya

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What feature distinguishes Coins.ph from other e-wallets?

Physical card support

Focus on crypto and traditional wallet services

Exclusive local money transfer

Cashback on purchases

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the primary need for high-performance and scalable databases in e-wallet systems?

To create advertisements

To support simultaneous large-volume transactions

To store passwords securely

To manage offline wallet access

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What database feature is essential for maintaining user balance accuracy?

Blockchain mining

Horizontal partitioning

ACID compliance

JSON storage

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which combination ensures instant processing of digital wallet transactions?

Google Sheets + SQL

File-based system + batch processing

In-memory databases + streaming platforms like Apache Kafka

Blockchain + cold storage

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