MCQs on Lightweight Cryptography (from 5.2.2 content)
Authored by pria maria
Engineering
University
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30 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the main purpose of Lightweight Cryptography (LWC)?
To make cryptography weaker
To design ciphers for constrained devices
To replace AES completely
To remove encryption entirely
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which technology development has increased the need for lightweight cryptography?
Cloud computing
Blockchain
Internet of Things (IoT)
Artificial Intelligence
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What kind of devices is LWC mainly designed for?
Supercomputers
Smartphones
Smart objects with limited resources
Desktop computers
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is NOT a constraint in IoT devices?
Low computation
High memory
Limited battery
Small storage
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The term "lightweight" in LWC means:
Low security
Small footprint and low power consumption
Fast only in hardware
Low key length only
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which standard cryptographic algorithm is often inefficient for IoT devices?
RSA
AES
DES
Blowfish
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In symmetric-key cryptography, the same key is used for:
Encryption only
Decryption only
Both encryption and decryption
Key exchange
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