networking MCQs, storage solutions, cloud computing MCQs, data center technologies MCQs.
By: Prof. Dr. Fazal Rehman | Last updated: August 6, 2024
Networking MCQs
What is the primary purpose of a network switch?
a) To connect different networks
b) To route data between devices on the same network
c) To amplify network signals
d) To provide internet access Answer: b) To route data between devices on the same network
Which protocol is used to securely connect to a remote network device?
a) FTP
b) SSH
c) HTTP
d) SNMP Answer: b) SSH
What does a firewall primarily protect against?
a) Power surges
b) Unauthorized access to a network
c) Hardware failures
d) Data loss Answer: b) Unauthorized access to a network
What is the main function of DNS in networking?
a) To assign IP addresses to devices
b) To translate domain names into IP addresses
c) To manage network traffic
d) To encrypt data packets Answer: b) To translate domain names into IP addresses
Which network topology is characterized by a central hub or switch to which all nodes are connected?
a) Star topology
b) Ring topology
c) Bus topology
d) Mesh topology Answer: a) Star topology
Storage Solutions MCQs
What is RAID primarily used for in storage systems?
a) To increase data transfer speed
b) To manage data encryption
c) To provide redundancy and improve fault tolerance
d) To connect multiple storage devices Answer: c) To provide redundancy and improve fault tolerance
Which type of storage is known for its high-speed performance and is commonly used as a cache?
a) Hard Disk Drive (HDD)
b) Solid State Drive (SSD)
c) Optical Drive
d) Tape Drive Answer: b) Solid State Drive (SSD)
What does SAN stand for in storage solutions?
a) System Access Network
b) Storage Area Network
c) Storage Access Node
d) System Array Network Answer: b) Storage Area Network
Which storage technology involves the use of disk drives to back up data incrementally and can be accessed over a network?
a) Network Attached Storage (NAS)
b) Direct Attached Storage (DAS)
c) Cloud Storage
d) Optical Storage Answer: a) Network Attached Storage (NAS)
What is the main advantage of using cloud storage over traditional local storage?
a) Higher cost
b) Limited access
c) Greater scalability and remote access
d) Reduced data redundancy Answer: c) Greater scalability and remote access
Cloud Computing MCQs
Which cloud service model provides virtualized computing resources over the internet, including servers, storage, and networking?
a) Software as a Service (SaaS)
b) Platform as a Service (PaaS)
c) Infrastructure as a Service (IaaS)
d) Function as a Service (FaaS) Answer: c) Infrastructure as a Service (IaaS)
What is ‘auto-scaling’ in cloud computing?
a) The manual adjustment of server resources
b) The ability to automatically adjust resources based on demand
c) The reduction of storage capacity
d) The configuration of network settings Answer: b) The ability to automatically adjust resources based on demand
Which cloud deployment model involves using cloud services that are shared by multiple organizations, typically in a public environment?
a) Private Cloud
b) Community Cloud
c) Public Cloud
d) Hybrid Cloud Answer: c) Public Cloud
What does the term ‘elasticity’ refer to in cloud computing?
a) The ability to scale resources up or down based on demand
b) The use of fixed resources
c) The complexity of cloud services
d) The physical size of cloud servers Answer: a) The ability to scale resources up or down based on demand
Which cloud computing model allows developers to build, deploy, and manage applications without dealing with the underlying infrastructure?
a) SaaS
b) PaaS
c) IaaS
d) FaaS Answer: b) PaaS
Data Center Technologies MCQs
What is the primary purpose of a data center?
a) To store and manage data and applications in a secure and controlled environment
b) To provide network connectivity
c) To facilitate end-user computing
d) To offer public cloud services Answer: a) To store and manage data and applications in a secure and controlled environment
Which technology is used in data centers to ensure high availability and reliability by duplicating critical components?
a) Virtualization
b) Load Balancing
c) Redundancy
d) Encryption Answer: c) Redundancy
What does ‘virtualization’ in data centers refer to?
a) The use of physical hardware to manage data
b) The creation of virtual versions of physical resources, such as servers and storage
c) The physical isolation of data center components
d) The encryption of virtual machines Answer: b) The creation of virtual versions of physical resources, such as servers and storage
Which cooling method is commonly used in data centers to manage heat generated by servers and other equipment?
a) Air Conditioning
b) Liquid Cooling
c) Heat Exchanger
d) Passive Cooling Answer: b) Liquid Cooling
What is ‘disaster recovery’ in the context of data center operations?
a) The process of upgrading data center hardware
b) The strategy for restoring data and services after a catastrophic event
c) The installation of new data center facilities
d) The expansion of data center capacity Answer: b) The strategy for restoring data and services after a catastrophic event
