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WorksheetsIT INFRA-MIDTERM EXAM
Total questions: 50
Worksheet time: 25mins
Which of the following best describes cloud computing?
A type of private network infrastructure
Computing power and software applications supplied over a network
A replacement for traditional hardware
A system exclusive to large enterprises
What is the primary advantage of virtualization?
It increases hardware costs
It requires more power consumption
It allows a single physical resource to act as multiple resources
It eliminates the need for servers
What is BYOD?
A type of server architecture
A cloud computing service
Allowing employees to use personal mobile devices at work
A data storage solution
What is a Service Level Agreement (SLA)?
A type of software license
A formal agreement with service providers
An internal IT policy
A hardware maintenance schedule
What is the primary concern with cloud computing adoption?
Cost of implementation
Security and reliability
Speed of service
User training requirements
What is TCO in IT infrastructure?
Technical Computing Operations
Total Cost of Operations
Total Cost of Ownership
Technical Configuration Overview
Which programming language is operating system and processor-independent?
HTML
Python
Java
XML
What is the purpose of middleware?
To store data
To connect users to databases
To manage hardware resources
To ensure new infrastructure works with legacy systems
What is green computing primarily concerned with?
Environmental regulations
Reducing power consumption
Recycling old computers
Solar-powered data centers
What is a mashup in software terms?
A type of database
A combination of two or more online applications
A mobile application
A security protocol
What percentage of TCO is typically hardware and software costs?
50%
35%
20%
10%
What is SOA?
System Operating Architecture
Service-oriented Architecture
Software Operating Analysis
System Optimization Algorithm
Which is a characteristic of quantum computing?
Uses traditional binary logic
Slower processing speeds
Uses quantum physics to represent data
Limited to small calculations
What is Metcalfe's Law about?
Processing power growth
Storage capacity increase
Network value growing with users
Software development cycles
What is the primary advantage of open-source software?
It's always more secure
It's free and modifiable by users
It's faster than proprietary software
It requires less maintenance
The _____ era marks the beginning of using personal computers widely in business and personal environments.
Cloud
Moore's
Personal Computer
Multitiered
Total Cost of Ownership (TCO)
_______ law suggests that computing power doubles approximately every 18 months.
Cloud
Moore's
Personal Computer
Multitiered
Total Cost of Ownership (TCO)
The ______ model analyzes both direct and indirect costs of owning technology infrastructure.
Cloud
Moore's
Personal Computer
Multitiered
Total Cost of Ownership (TCO)
In a _________ client/server network, client requests are processed by multiple server levels.
Cloud
Moore's
Personal Computer
Multitiered
Total Cost of Ownership (TCO)
_______ computing allows companies to minimize IT investments by utilizing virtual resources over a network
Cloud
Moore's
Personal Computer
Multitiered
Total Cost of Ownership (TCO)
What is a primary driver for the evolution of IT infrastructure?
Increasing costs of technology
Declining communication costs
Decreasing number of network users
Higher taxes on digital products
Which component is NOT part of IT infrastructure?
Operating system platforms
Human resource management
Networking/telecommunications platforms
Data management and storage
What does BYOD stand for in IT?
Bring Your Own Device
Build Your Own Database
Buy Your Own Data
Backup Your Online Data
Which of the following is a quantum computing feature?
Uses classical physics
Operates on binary data only
Increases computing speed dramatically
Limited to single-core processors
What is a disadvantage of cloud computing?
Increased security and reliability
Lower costs and energy efficiency
Concerns over security and reliability
Greater hardware expenditures
Which of the following is the software that response to the request of the web browser?
Application Server
Web Server
Apache Server
Client-side Server
IT Services and Infrastructure consists of the following : (select 3 answers)
Business Strategy
IT Strategy
Information Technology
Policy Strategy
It is a software that convert the dynamic to static pages and also serves as compiler
Client-side server
Server Script
Application Server
Web Server
It is a collection of interrelated computer networks in the world wide web
Client-side server
INTERNET
Application Server
Web Server
These are tiny tubes about 10,000 times thinner than a human hair. They consist of rolled up sheets of carbon hexagons and have the potential uses as minuscule wires or in ultrasmall electronic devices and are very powerful conductors of electrical current.
Nanotubes
INTERNET
Fiber Optic
Twisted Pair
What is the primary characteristic of cloud computing?
It requires specialized hardware
It only works with private networks
It enables ubiquitous access to shared resources
It can only be used by large corporations
Which model of cloud computing was initiated by National Labs in the early 1990s?
Utility computing
Grid computing
Hybrid computing
Network computing
What does the term "elastic computing" refer to in cloud computing?
The physical flexibility of data centers
The ability to dynamically acquire computing resources on-demand
The stretching of network cables
The physical size of cloud servers
Which of the following is NOT a type of cloud deployment model?
Public Cloud
Private Cloud
Sequential Cloud
Hybrid Cloud
What is a key economic advantage of cloud computing?
It requires large initial investments
It eliminates the need for internet connectivity
It eliminates initial infrastructure investment costs
It requires dedicated IT staff
In the SaaS delivery model, what level of control does the user have?
Complete control over the infrastructure
Control over operating systems only
It eliminates initial infrastructure investment costs
It requires dedicated IT staff
Which cloud service model provides the lowest level of abstraction?
SaaS
PaaS
IaaS
FaaS
What is a major challenge for cloud computing regarding data?
Data transfer bottleneck
Limited storage capacity
Inability to process data
Mandatory data encryption
Which of these is an example of a SaaS application?
Amazon EC2
Windows Azure
Gmail
l
Virtual machines
What is a key characteristic of Platform-as-a-Service (PaaS)?
Users have full control over the infrastructure
Users can deploy applications using supported programming languages
Users must manage their own operating systems
Users have direct access to hardware resources
How does cloud computing achieve cost-effectiveness?
By increasing hardware costs
Through resource-multiplexing
By limiting user access
Through mandatory subscriptions
What is a primary security concern in cloud computing?
Physical hardware failures
Network speed
Data confidentiality
User interface design
Which type of cloud is operated solely for one organization?
Public Cloud
Private Cloud
Community Cloud
Hybrid Cloud
What is a key advantage of cloud data storage?
Data appears location-independent to users
Data can only be accessed locally
Storage is always free
Data is always stored in one location
According to Amdahl's Law, what affects the maximum speedup in parallel computing?
Network speed
Storage capacity
Non-parallelizable segments
Hardware type
Which cloud service typically includes customer relationship management (CRM)?
IaaS
PaaS
SaaS
DaaS
What is a characteristic of distributed systems in cloud computing?
Single point of control
Multiple autonomous components
Centralized resource management
Limited scalability
Which factor can affect cloud service availability?
User location
Time of day
Screen resolution
Power failures
What is a key privacy concern in cloud computing?
Network speed
Hardware specifications
Storage of sensitive personal information
User interface design
Which cloud computing activity includes virus protection and cryptography?
Service management
Security management
Customer services
Integration services
