Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Chapter: 63
Q881:
What does grid computing involve?
A. Machines working together to accomplish large tasks in a loosely coupled manner
B. Machines working in isolation on different tasks
C. A single machine handling all tasks
D. A network of supercomputers performing complex calculations
Correct Answer:
B
Chapter: 63
Q882:
Which system allows home PCs to volunteer computing power for complex problems?
A. Cloud computing
B. Grid computing
C. Cluster computing
D. Peer-to-peer network
Correct Answer:
B
Chapter: 63
Q883:
What is the main advantage of cloud computing over traditional computing?
A. The ability to rent virtual computers by the hour without maintaining hardware
B. The need for physical hardware for all computing tasks
C. The requirement for users to know the physical location of data
D. The reliance on a single physical server
Correct Answer:
A
Chapter: 63
Q884:
What is the purpose of services like Amazon's Elastic Compute Cloud?
A. To allow clients to rent virtual computers by the hour
B. To provide physical servers for client use
C. To manage data storage on personal computers
D. To restrict access to computing resources
Correct Answer:
B
Chapter: 63
Q885:
How do Google Drive and Google Apps benefit users?
A. They allow users to collaborate on information without knowing the number of computers or data storage locations
B. They provide personal servers for individual use
C. They require users to manage their own hardware
D. They limit access to computing resources for privacy reasons
Correct Answer:
A
Chapter: 63
Q886:
Which distributed system is designed to provide high availability by ensuring that at least one machine can answer a request even if others fail?
A. Cluster computing
B. Grid computing
C. Cloud computing
D. Peer-to-peer network
Correct Answer:
A
Chapter: 63
Q887:
What is a key characteristic of cloud computing?
A. The use of shared computers on the network that can be allocated as needed
B. Strict control over individual hardware components
C. Single-use personal computers for each client
D. High maintenance costs for physical hardware
Correct Answer:
A
Chapter: 63
Q888:
What is a typical use of grid computing systems like BOINC or Condor?
A. Distributing data and algorithms to machines participating in the grid
B. Providing individual physical servers for each user
C. Handling all computing tasks on a single machine
D. Managing personal data storage
Correct Answer:
B
Chapter: 63
Q889:
What does the term "the Cloud" refer to in cloud computing?
A. The enormous computing resources available on the network
B. The physical servers located in a specific data center
C. The personal computers used by individuals
D. The local storage devices of a business
Correct Answer:
A
Chapter: 63
Q890:
What concern is raised by the widespread use of cloud computing?
A. Privacy and security in a world where ownership and operation of computers may be unknown
B. Cost of maintaining physical servers
C. Complexity of managing individual hardware components
D. Speed of local data processing
Correct Answer:
A
Chapter: 63
Q891:
What is a characteristic of cluster computing compared to grid computing?
A. Cluster computing involves tightly coupled machines, while grid computing involves loosely coupled machines
B. Grid computing involves tightly coupled machines, while cluster computing involves loosely coupled machines
C. Cluster computing is used for file distribution, while grid computing is used for data analysis
D. Cloud computing involves both tightly and loosely coupled machines
Correct Answer:
B
Chapter: 64
Q892:
What is the role of an Internet Service Provider (ISP)?
A. Providing access to the Internet
B. Manufacturing hardware for the Internet
C. Designing Internet protocols
D. Running websites
Correct Answer:
A
Chapter: 64
Q893:
What do tier-1 ISPs provide in the Internet hierarchy?
A. High-speed, high-capacity international WANs
B. Regional networks with less capability
C. Individual home and business connections
D. Local area networks
Correct Answer:
A
Chapter: 64
Q894:
Which type of ISP typically connects to tier-1 ISPs?
A. Tier-2 ISPs
B. Tier-3 ISPs
C. Tier-4 ISPs
D. Tier-1 ISPs
Correct Answer:
A
Chapter: 64
Q895:
What is an access ISP also known as?
A. An intranet
B. An extranet
C. A backbone network
D. A tier-1 ISP
Correct Answer:
A
Chapter: 64
Q896:
Which devices are considered end systems in the Internet architecture?
A. Laptops, PCs, and other devices
B. Only desktop computers
C. Only mobile phones
D. Only servers
Correct Answer:
A
Chapter: 64
Q897:
What is a hot spot in the context of wireless networks?
A. The area within the range of an access point
B. The central server of the network
C. The backbone of the Internet
D. The core network switch
Correct Answer:
A
Chapter: 64
Q898:
What technology is used to connect end systems to larger networks through wireless connections?
A. WiFi technology
B. Cellular technology
C. Ethernet technology
D. Fiber optics technology
Correct Answer:
A
Chapter: 64
Q899:
What term describes the areas covered by wireless access points?
A. Hot spots
B. Cells
C. Backbones
D. Nodes
Correct Answer:
A
Chapter: 64
Q900:
How does the cellular telephone industry provide continuous service to end systems?
A. By coordinating cells through routers
B. By using a single, large server
C. By connecting to tier-1 ISPs
D. By providing wired connections
Correct Answer:
B