In this article, we share all the important MCQs for ETI 316313 Emerging Trends in Computer Engineering and Information Technology.
All new syllabus-based questions are collected and arranged below as per the topics from chapter three.
Students must try to solve this mutiple choice questions by writing them down in seprate notebook.
ETI 316313 Chapter 3 MCQ Set K Scheme
Chapter Name: Blockchain Technology
Basics of Blockchain
- Blockchain is a type of
A. Centralized database
B. Distributed ledger
C. Relational database
D. File system
Answer: B - Which property ensures blockchain data cannot be altered?
A. Transparency
B. Scalability
C. Immutability
D. Availability
Answer: C - Blockchain records data in the form of
A. Tables
B. Files
C. Blocks
D. Arrays
Answer: C - Blockchain is maintained by
A. Central server
B. Government
C. Network of nodes
D. Single authority
Answer: C - The first block of a blockchain is called
A. Master block
B. Primary block
C. Genesis block
D. Root block
Answer: C
History of Blockchain
- Who proposed the concept of timestamped digital documents in 1991?
A. Nick Szabo
B. Stuart Haber & Scott Stornetta
C. Satoshi Nakamoto
D. Hal Finney
Answer: B - “Bit Gold” was proposed by
A. Satoshi Nakamoto
B. Hal Finney
C. Nick Szabo
D. Vitalik Buterin
Answer: C - Bitcoin white paper was published in
A. 2006
B. 2008
C. 2009
D. 2011
Answer: B - Bitcoin was implemented in
A. 2007
B. 2008
C. 2009
D. 2010
Answer: C
10. Blockchain initially evolved for
A. Healthcare
B. Supply chain
C. Cryptocurrency
D. IoT
Answer: C
How Blockchain Works
- Blockchain works on a
A. Client-server model
B. Peer-to-peer model
C. Centralized model
D. Hybrid model
Answer: B - Transactions are verified using
A. Encryption only
B. Consensus mechanism
C. Firewall
D. Authentication server
Answer: B - Which component links blocks together?
A. Timestamp
B. Nonce
C. Previous block hash
D. Merkle root
Answer: C - Once data is added to blockchain it
A. Can be edited
B. Can be deleted
C. Can be altered
D. Cannot be modified
Answer: D - Blockchain eliminates the need for
A. Cryptography
B. Consensus
C. Intermediaries
D. Nodes
Answer: C
Features of Blockchain
- Which feature ensures fault tolerance?
A. Centralization
B. Data encryption
C. Distributed ledger
D. Timestamping
Answer: C - Transparency in blockchain means
A. Hidden transactions
B. Restricted access
C. Publicly verifiable records
D. Private storage
Answer: C - Which feature prevents fraud?
A. Scalability
B. Immutability
C. Cost reduction
D. Performance
Answer: B - Blockchain is considered trustless because
A. It lacks security
B. Trust is placed in third parties
C. Trust is established via algorithms
D. It is anonymous
Answer: C - Data in blockchain is secured using
A. Firewalls
B. Passwords
C. Cryptography
D. Antivirus
Answer: C
Traditional vs Blockchain System
- Traditional systems are
A. Decentralized
B. Distributed
C. Centralized
D. Trustless
Answer: C - Blockchain avoids single point of failure due to
A. Central server
B. Distributed nodes
C. High bandwidth
D. Encryption
Answer: B
23. Data ownership in blockchain belongs to
A. Service provider
B. Government
C. Network participants
D. Central authority
Answer: C
Block Architecture
- A block consists of
A. Header only
B. Body only
C. Header and body
D. Footer
Answer: C - Which is NOT part of block header?
A. Merkle root
B. Timestamp
C. Transaction list
D. Previous hash
Answer: C - Block hash is generated using
A. Transactions only
B. Block header
C. Previous hash only
D. Timestamp only
Answer: B - Merkle root represents
A. Single transaction
B. Block height
C. All transactions in block
D. Node identity
Answer: C - Nonce is mainly used in
A. Encryption
B. Mining
C. Broadcasting
D. Validation
Answer: B
Genesis Block
- Genesis block has
A. Multiple parents
B. No previous hash
C. No transactions
D. No timestamp
Answer: B - Genesis block is also known as
A. Block 1
B. Block 2
C. Block 0
D. Root node
Answer: C
Consensus Mechanism
- Consensus ensures
A. Faster browsing
B. Agreement among nodes
C. Data encryption
D. File storage
Answer: B - Proof of Work mainly consumes
A. Memory
B. Bandwidth
C. Energy
D. Storage
Answer: C
33. Consensus helps prevent
A. Scalability
B. Double spending
C. Encryption
D. Transparency
Answer: B
Layers of Blockchain
- Physical layer deals with
A. Smart contracts
B. Nodes and hardware
C. Applications
D. Encryption
Answer: B - Application layer is responsible for
A. Consensus
B. Data propagation
C. User interaction
D. Mining
Answer: C - Consensus layer handles
A. Block validation
B. UI
C. Storage
D. Networking
Answer: A
Types of Blockchain
- Public blockchain is
A. Restricted
B. Permissioned
C. Open to all
D. Controlled by one entity
Answer: C - Bitcoin is an example of
A. Private blockchain
B. Consortium blockchain
C. Public blockchain
D. Hybrid blockchain
Answer: C - Private blockchain is mainly used by
A. Governments only
B. Enterprises
C. Hackers
D. General public
Answer: B
40. Consortium blockchain is controlled by
A. Single user
B. Single organization
C. Group of organizations
D. Government only
Answer: C
| Subject Name | Blockchain Technology |
| Total MCQ | 80 |
| Download PDF | View |
Conclusion
All helpful multiple-choice questions of Emerging Trends in Computer Engineering and Information Technology for chapter three are listed above. Students can also download the PDF and save all the questions.
Emerging Trends in Computer Engineering & Information Technology 316313 Chapter 2 MCQ