Cloud Computing MCQs with Answers
Practice important Cloud Computing MCQs with answers and explanations.
Chapter: 6
Q121:
What does a modem do to the data?
A. Encrypts it
B. Changes its form (modulates-demodulates)
C. Connects it to the internet
D. Stores it
Correct Answer:
B
Chapter: 6
Q122:
Throughput in networking refers to the _______.
A. amount of data transmitted over time
B. speed of the network
C. number of connected devices
D. frequency of failures
Correct Answer:
A
Chapter: 6
Q123:
A network's reliability is measured by the _______.
A. number of devices
B. frequency of network failures
C. amount of data transferred
D. speed of response
Correct Answer:
B
Chapter: 6
Q124:
Security in a network is concerned with protecting data from _______.
A. authorized access
B. unauthorized access
C. user access
D. multiple users
Correct Answer:
B
Chapter: 6
Q125:
A dedicated link in networking is also referred to as a _______.
A. Point to Point
B. Multipoint
C. Shared link
D. Distributed link
Correct Answer:
A
Chapter: 6
Q126:
If devices are connected to the same communication-path, communication can take place _______.
A. simultaneously
B. at different times
C. only by one device
D. not at all
Correct Answer:
A
Chapter: 6
Q127:
In a mesh topology, every device has a dedicated ______ to every other device.
A. connection
B. point-to-point link
C. network cable
D. shared link
Correct Answer:
B
Chapter: 6
Q128:
What is the main advantage of a mesh topology?
A. Easy installation
B. Robustness from link failure
C. Less cabling required
D. Simple layout
Correct Answer:
B
Chapter: 6
Q129:
A central device in a star topology is responsible for ______ between devices.
A. direct communication
B. signal amplification
C. traffic management
D. power distribution
Correct Answer:
C
Chapter: 6
Q130:
What happens if the central device in a star topology fails?
A. Only one device fails
B. Whole network fails
C. Network speed increases
D. No effect on network
Correct Answer:
B
Chapter: 6
Q131:
Which topology uses a long cable as a network backbone?
A. Ring
B. Star
C. Bus
D. Mesh
Correct Answer:
C
Chapter: 6
Q132:
An advantage of a bus topology is its ______.
A. complexity
B. ease of installation
C. robustness
D. high speed
Correct Answer:
B
Chapter: 6
Q133:
A disadvantage of the bus topology is that it is difficult to ______.
A. install
B. extend
C. maintain
D. understand
Correct Answer:
B
Chapter: 6
Q134:
In a ring topology, each device acts as a ______.
A. host
B. repeater
C. switch
D. router
Correct Answer:
B
Chapter: 6
Q135:
What is the main disadvantage of a ring topology?
A. High installation cost
B. Single device failure can disable the network
C. Limited connectivity
D. Difficult expansion
Correct Answer:
B
Chapter: 6
Q136:
A failure in a mesh network affects only the ______.
A. entire network
B. specific devices
C. central device
D. signal strength
Correct Answer:
B
Chapter: 6
Q137:
A Local Area Network (LAN) is typically ______.
A. privately owned
B. publicly owned
C. a wide area network
D. a metropolitan area network
Correct Answer:
A
Chapter: 6
Q138:
In a LAN, each host has a unique ______.
A. IP address
B. identifier
C. port number
D. MAC address
Correct Answer:
B
Chapter: 6
Q139:
Which of the following is NOT a typical topology used in LANs?
A. Ring
B. Tree
C. Star
D. Hybrid
Correct Answer:
D
Chapter: 6
Q140:
The bit rate in a LAN can range from ______.
A. 1 Kbps to 10 Kbps
B. 1 Mbps to 1 Gbps
C. 1 Gbps to 10 Gbps
D. 10 Mbps to 100 Mbps
Correct Answer:
B