This type of encryption verifies the origin and content of a message and provides a way to associate a message with a sender is _________________.

A. Digital signature
B. Symmetric key encryption
C. Public key encryption
D. Digital certificate
✅ The correct answer is option A.
This type of encryption verifies the origin and content of a message and provides a way to associate a message with a sender is Digital signature. Digital Signature is a process that guarantees that the contents of a message have not been altered in transit. When you, the server, digitally sign a document, you add a one-way hash (encryption) of the message content using your public and private key pair.

____ is the people who develop and operate the information systems.

A. IS specialists
B. IS Analyst
C. IS experts
D. IS data entry
✅ The correct answer is option A.
IS specialists is the people who develop and operate the information systems. Specialists typically focus on a specific computer network, database, or systems administration function.

Security systems based on physical or behavioral traits are called ________________.

A. Smart cards
B. Tokens
C. Firewalls
D. Biometrics
✅ The correct answer is option D.
Security systems based on physical or behavioral traits are called Biometrics. Biometric technologies are automated methods for verifying or recognising the identity of a living person based on physical or behavioural characteristics. By using biometric technologies in all aspects of ITS security we can enhance security, but safety and protection as well.

____ manager typically manage the operation of specific LAN and WAN.

A. Factory
B. Network
C. Firm
D. System
✅ The correct answer is option B.
Network manager typically manage the operation of specific LAN and WAN. Network Manager is a program for providing detection and configuration for systems to automatically connect to networks.

__________ details are given by Management to Marketing Service System.

A. Customer
B. Employee
C. Supplier
D. None of the above
✅ The correct answer is option C.
Supplier details are given by Management to Marketing Service System. “A marketing information system is a continuing and interacting system of people, equipment’s, and procedures to gather, sort, analyze, evaluate, and distribute the pertinent, timely, and accurate information for use by marketing decision-makers to improve their marketing planning, implementation, and control.”

____ system that allocate costs to users based on the information services rendered

A. change complete
B. change back
C. charge complete
D. charge back
✅ The correct answer is option D.
Charge back system that allocate costs to users based on the information services rendered. Chargeback is the return of funds to a consumer, initiated by the issuing bank of the instrument used by a consumer to settle a debt. Specifically, it is the reversal of a prior outbound transfer of funds from a consumer’s bank account, line of credit, or credit card.

In networks can be classified by their shape are called _____.

A. Topology
B. Structure
C. Plans
D. Architecture
✅ The correct answer is option A.
In networks can be classified by their shape are called Topology. The arrangement of a network which comprises of nodes and connecting lines via sender and receiver is referred as network topology.