Distributed Review

If one site fails in distributed system then ___________

• the remaining sites can continue operating

• all the sites will stop working

• directly connected sites will stop working

• none of the mentioned

A global system of interconnected computer networks is known as:

• Ethernet

• Intranet

• Internet

• Ultra-net

3) The capability of a system to adapt the increased service load is called ___________

• scalability

• tolerance

• capacity

• none of the mentioned

What is not a major reason for building distributed systems?

• Resource sharing

• Computation speedup

• Reliability

• Simplicity

The transparency that enables multiple instances of resources to be used is called

• Replication

• Scaling

• Concurrency

• Performance

The transparency that enables accessing local and remote resources using identical operations is called

• Concurrency

• Access

• Performance

• Scaling

Which of the following describes e-commerce?

• Doing business electronically

• Doing business

• Sale of goods

• All of the above

Which of the following is part of the four main types for e-commerce?

• B2B

• B2C

• C2B

• All of the above

________ is the science to making messages secure

• Cryptography

• Cryptoanalysis

• Either Cryptography or Cryptoanalysis

• Neither Cryptography or Cryptoanalysis

The ________ is the message after transformation

• plaintext

• ciphertext

• secret-text

• none of these