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Home » Technical » Aptitude Test - 19
Hassan
1.A set of standards that define how to communicate with each layer of the OSI model are ___.?
A. functions
B. protocols
C. data formats
D. functions
2.The layer that transmits data in the form of bit streams using electrical and mechanical systems is ___ in the OSI model.
A. Physical layer
B. Data Link Layer
C. Network Layer
D. Physical layer
3.The physical layer involves ___?
A. Optical, electrical and mechanical properties
B. Voltage levels, timing and frequency
C. Physical connections
D. Optical, electrical and mechanical properties
4.The transmission media like ___ are part of the Physical layer of OSI model.?
A. Copper cables
B. OFC - Optical Fiber Cables
C. RF - Radio Frequency waves including Microwaves
D. Copper cables
5.An ethernet cable is part of __ layer in the OSI model.?
A. Physical layer
B. Data Link Layer
C. Network Layer
D. Physical layer
6.The protocols working in the physical layer of the OSI Model are ___.?
A. USB, Bluetooth, IEEE 802.3, IEEE 802.11, IEEE 802.15, IEEE 802.16
B. POTS, PDH, SONET, SDH, PON, OTN, DSL, ITU-T V series, ITU-T G.hn PHY
C. I.430, I.431, EIA/TIA-232, EIA/TIA-449
D. USB, Bluetooth, IEEE 802.3, IEEE 802.11, IEEE 802.15, IEEE 802.16
7.Which is the layer of the OSI reference model that employs Error Detection?
A. Physical Layer
B. Data Link Layer
C. Network Layer
D. Physical Layer
8.Which is the layer that converts Packets to Frames and Frames to Packets in the OSI model?
A. Physical Layer
B. Data Link Layer
C. Network Layer
D. Physical Layer
9.Which is the layer that converts Raw Bits to Frames and Frames to Raw Bits in the OSI model?
A. Physical Layer
B. Data Link Layer
C. Network Layer
D. Physical Layer
10.A topology that is responsible for describing the geometric arrangement of components that make up the LAN.
A. Complex
B. Physical
C. Logical
D. Complex
11._____ LAN topology describes the possible connections between pairs of networked end-points that can communicate.?
A. Complex
B. Physical
C. Logical
D. Complex
12.A term that refers to the way in which the nodes of a network are linked together.
A. network
B. topology
C. connection
D. network
13. A network comprising o multiple topologies.?
A. Complex
B. Hybrid
C. Bus
D. Complex
14.The participating computers in a network are referred to as:
A. Clients
B. Servers
C. Nodes
D. Clients
15.A topology that involves Tokens.
A. Star
B. Ring
C. Bus
D. Star
16.A ____________WAN can be developed using leased private lines or any other transmission facility.
A. Hybrids
B. peer-to-peer
C. Two-tiered
D. Hybrids
17.A serially connected system of all the hubs of networks.
A. Bus
B. Ring
C. Daisy chains
D. Bus
18.A piece of information which is sent along with the data to the source computer.
A. data
B. module
C. token
D. data
19. _______ refers to the way a network is laid out, either physically or logically.?
A. Line configuration
B. Topology
C. Transmission mode
D. Line configuration
20.Which of the following is a basic network topology?
A. Star
B. Mesh
C. Ring
D. Star
21. Which of the following is a basic network topology?
A. Tree
B. point-to-point
C. multipoint
D. Tree
22. Which of the following is a basic network topology?
A. half-duplex
B. multipoint
C. ring
D. half-duplex
23. In a _______ relationship, the link is shared equally between devices.?
A. peer-to-peer
B. point-to-point
C. primary-secondary
D. peer-to-peer
24.In a _______ relationship, one device controls traffic and the others must transmit through it?
A. peer-to-peer
B. point-to-point
C. primary-secondary
D. peer-to-peer
25.Devices in a ring or mesh topology are usually configured in a _______ relationship.?
A. peer-to-peer
B. primary-secondary
C. master-slave
D. peer-to-peer
26.Seven devices are arranged in a mesh topology. _______ physical channels link these devices.?
A. Seven
B. Six
C. Twenty
D. Seven
27.Forty-five physical channels link _______ devices arranged in a mesh topology.?
A. Nine
B. Ten
C. Forty
D. Nine
28.When nine devices are arranged in a mesh topology, each device needs _______ input/output ports.?
A. Eight
B. Nine
C. Ten
D. Eight
29. When _______ devices are arranged in a mesh topology, each device needs six input/output ports.?
A. Five
B. Six
C. Seven
D. Five
30. In a mesh topology with n devices, if a new device is added, _______ new links are needed.?
A. n – 1
B. n
C. n + 1
D. n – 1
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