In view of the upcoming SBI SO Exam, today we are presenting to you a Quiz on Professional Knowledge. Hope you like the post!!!
Q1. When two computers send data at the same time on a bus network it is called a(n):
A. access method.
B. data collision.
C. active topology.
D. data termination.
Q2. In a ring topology, the computer in possession of the ____________can transmit data.
A. packet
B. data
C. access method
D. token
Q3. Because each node on the network is responsible for re transmitting the token and the data to the next node, the ____________ topology is considered an active topology.
A. ring
B. bus
C. star
D. hybrid
Q4. Which of the following statements about ring topology networks is TRUE?
A. A ring topology network is plagued with data collisions.
B. A ring topology network uses the CSMA/CD access method to transmit data.
C. A ring topology network allows only one node to transmit data at a time.
D. A ring topology network is considered passive.
Q5. In the star topology, the central point of failure is the:
A. client.
B. switch.
C. terminator.
D. access point.
Q6. Which of the following statements, concerning star topology networks, is FALSE?
A. Star topology networks use the CSMA/CD access method.
B. If one computer fails, it does not affect the rest of the network.
C. There are no data collisions on a star topology network.
D. If the switch fails, the network no longer functions.
Q7. When a collision occurs on an Ethernet network, the node that detects the collision sends a(n):
A. token.
B. packet.
C. jam signal.
D. warning.
Q8. On an Ethernet network, after a collision occurs between two computers and a jam signal is sent, what happens next?
A. The signals are encrypted to avoid a second collision.
B. A token is resent by the two computers that caused the collision.
C. The two computers wait random amounts of time, and then resend their signals.
D. The switch notifies the network of the collision.
Q9. Which of the following statements is FALSE concerning bandwidth?
A. Bandwidth defines the speed at which the data flows on the network.
B. Cable is rated by the maximum amount of bandwidth it supports.
C. Bandwidth is the amount of data transmitted across the transmission medium in a certain amount of time.
D. Bandwidth is measured in bits per second (bps).
Q10. ____________ defines whether the transmission media uses electrical impulses or pulses of light to transmit data.
A. Bandwidth
B. Susceptibility to interference
C. Signal transmission method
D. Access method
Q11. EMI and RFI are types of:
A. signal interference.
B. bandwidth measurements.
C. twisted pair cable.
D. wireless transmission media.
Q12. All of the following statements concerning twisted pair cable are true EXCEPT:
A. Twisted pair uses pulses of light to send data.
B. The number of twists in twisted pair is significant because it makes the wires less susceptible to interference.
C. UTP is not recommended in areas with significant sources of interference.
D. The two most common types of UTP in use today are Cat 5e and Cat 6.
Q13. UTP and STP are examples of:
A. CATV cable.
B. thicknet coaxial cable.
C. fiber-optic cable.
D. twisted pair cable.
Q14. The core of a coaxial cable is usually made from:
A. magnesium oxide.
B. copper.
C. silicon.
D. glass fibers.
Q15. All of the following statements regarding fiber-optic cable are true EXCEPT:
A. the core of fiber-optic cable is composed of copper.
B. fiber-optic cable uses pulses of light to transmit data.
C. data passes through fiber-optic cable in one direction only.
D. the outer jacket of fiber-optic cables is often made of Kevlar.
Q16. The wired medium least susceptible to signal interference is:
A. STP cable.
B. coaxial cable.
C. fiber-optic cable.
D. UTP cable.
Q17. ____________ wireless devices have largely been replaced with faster technology.
A. 802.11b
B. 802.11g
C. 802.11n
D. 802.11a
Q18. All of the following protocols are proprietary EXCEPT:
A. TCP/IP.
B. IPX.
C. NetBEUI.
D. AFP.
Q19. The major network operating systems for installation on the server, in a client/server environment, include all of the following EXCEPT:
A. Windows Server 2003.
B. UNIX.
C. Windows XP.
D. Novell NetWare.
Q20. The OSI model is divided into ____________ processes called layers.
A. five
B. six
C. seven
D. eight
Q21. In the OSI model, the ____________ layer handles data encryption and compression.
A. application
B. presentation
C. data link
D. session
Q22. In the OSI model, the ____________ layer is responsible for assembling the data packets into frames.
A. session
B. transport
C. data link
D. network
Q23. The device that acts as an interface to connect with and communicate on a network is known as the:
A. network adapter.
B. hub.
C. repeater.
D. switch.
Q24. Which of the following statements concerning MAC addresses is TRUE?
A. A MAC address is used to externally identify a computer on a network.
B. The MAC address and the IP address can be used interchangeably.
C. A MAC address must match the IP address.
D. The first three numbers in the address identify the manufacturer.
Q25. Another name for a “smart” hub is a:
A. bridge.
B. repeater.
C. firewall.
D. switch.
ANSWERS:
1. B 11. A 21. B
2. D 12. A 22. C
3. A 13. D 23. A
4. C 14. B 24. D
5. B 15. A 25. D
6. C 16. C
7. C 17. A
8. C 18. A
9. A 19. C
10. C 20. C
Q1. When two computers send data at the same time on a bus network it is called a(n):
A. access method.
B. data collision.
C. active topology.
D. data termination.
Q2. In a ring topology, the computer in possession of the ____________can transmit data.
A. packet
B. data
C. access method
D. token
Q3. Because each node on the network is responsible for re transmitting the token and the data to the next node, the ____________ topology is considered an active topology.
A. ring
B. bus
C. star
D. hybrid
Q4. Which of the following statements about ring topology networks is TRUE?
A. A ring topology network is plagued with data collisions.
B. A ring topology network uses the CSMA/CD access method to transmit data.
C. A ring topology network allows only one node to transmit data at a time.
D. A ring topology network is considered passive.
Q5. In the star topology, the central point of failure is the:
A. client.
B. switch.
C. terminator.
D. access point.
Q6. Which of the following statements, concerning star topology networks, is FALSE?
A. Star topology networks use the CSMA/CD access method.
B. If one computer fails, it does not affect the rest of the network.
C. There are no data collisions on a star topology network.
D. If the switch fails, the network no longer functions.
Q7. When a collision occurs on an Ethernet network, the node that detects the collision sends a(n):
A. token.
B. packet.
C. jam signal.
D. warning.
Q8. On an Ethernet network, after a collision occurs between two computers and a jam signal is sent, what happens next?
A. The signals are encrypted to avoid a second collision.
B. A token is resent by the two computers that caused the collision.
C. The two computers wait random amounts of time, and then resend their signals.
D. The switch notifies the network of the collision.
Q9. Which of the following statements is FALSE concerning bandwidth?
A. Bandwidth defines the speed at which the data flows on the network.
B. Cable is rated by the maximum amount of bandwidth it supports.
C. Bandwidth is the amount of data transmitted across the transmission medium in a certain amount of time.
D. Bandwidth is measured in bits per second (bps).
Q10. ____________ defines whether the transmission media uses electrical impulses or pulses of light to transmit data.
A. Bandwidth
B. Susceptibility to interference
C. Signal transmission method
D. Access method
Q11. EMI and RFI are types of:
A. signal interference.
B. bandwidth measurements.
C. twisted pair cable.
D. wireless transmission media.
Q12. All of the following statements concerning twisted pair cable are true EXCEPT:
A. Twisted pair uses pulses of light to send data.
B. The number of twists in twisted pair is significant because it makes the wires less susceptible to interference.
C. UTP is not recommended in areas with significant sources of interference.
D. The two most common types of UTP in use today are Cat 5e and Cat 6.
Q13. UTP and STP are examples of:
A. CATV cable.
B. thicknet coaxial cable.
C. fiber-optic cable.
D. twisted pair cable.
Q14. The core of a coaxial cable is usually made from:
A. magnesium oxide.
B. copper.
C. silicon.
D. glass fibers.
Q15. All of the following statements regarding fiber-optic cable are true EXCEPT:
A. the core of fiber-optic cable is composed of copper.
B. fiber-optic cable uses pulses of light to transmit data.
C. data passes through fiber-optic cable in one direction only.
D. the outer jacket of fiber-optic cables is often made of Kevlar.
Q16. The wired medium least susceptible to signal interference is:
A. STP cable.
B. coaxial cable.
C. fiber-optic cable.
D. UTP cable.
Q17. ____________ wireless devices have largely been replaced with faster technology.
A. 802.11b
B. 802.11g
C. 802.11n
D. 802.11a
Q18. All of the following protocols are proprietary EXCEPT:
A. TCP/IP.
B. IPX.
C. NetBEUI.
D. AFP.
Q19. The major network operating systems for installation on the server, in a client/server environment, include all of the following EXCEPT:
A. Windows Server 2003.
B. UNIX.
C. Windows XP.
D. Novell NetWare.
Q20. The OSI model is divided into ____________ processes called layers.
A. five
B. six
C. seven
D. eight
Q21. In the OSI model, the ____________ layer handles data encryption and compression.
A. application
B. presentation
C. data link
D. session
Q22. In the OSI model, the ____________ layer is responsible for assembling the data packets into frames.
A. session
B. transport
C. data link
D. network
Q23. The device that acts as an interface to connect with and communicate on a network is known as the:
A. network adapter.
B. hub.
C. repeater.
D. switch.
Q24. Which of the following statements concerning MAC addresses is TRUE?
A. A MAC address is used to externally identify a computer on a network.
B. The MAC address and the IP address can be used interchangeably.
C. A MAC address must match the IP address.
D. The first three numbers in the address identify the manufacturer.
Q25. Another name for a “smart” hub is a:
A. bridge.
B. repeater.
C. firewall.
D. switch.
ANSWERS:
1. B 11. A 21. B
2. D 12. A 22. C
3. A 13. D 23. A
4. C 14. B 24. D
5. B 15. A 25. D
6. C 16. C
7. C 17. A
8. C 18. A
9. A 19. C
10. C 20. C
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