Trivia On CCNA Chapter 1
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CCNA (Cisco Certified Network Associate) is an information technology (IT) certification from Cisco. Learn more about it by taking this quiz!
- 1.
Which of the following descriptions are true regarding the management connections on a Cisco router? (Choose three.)
- A.
They are non-network connections.
- B.
They are used to connect the router to the rest of the production network.
- C.
They are synchronous serial ports.
- D.
They are used for initial router configuration.
- E.
They are asynchronous serial ports.
- F.
They are accessed using their assigned IP address.
Correct Answer(s)
A. They are non-network connections.
D. They are used for initial router configuration.
E. They are asynchronous serial ports.Explanation
The management connections on a Cisco router are non-network connections, meaning they are not used to connect the router to the rest of the production network. They are used for initial router configuration, allowing administrators to set up and configure the router. These management connections are asynchronous serial ports, which means they use asynchronous communication protocols to transmit data. They are not accessed using their assigned IP address, as they are not part of the network.Rate this question:
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- 2.
The console port can be used for which of the following? (Choose three.)
- A.
Debugging.
- B.
Password recovery.
- C.
Routing data between networks.
- D.
Troubleshooting.
- E.
Connecting one router to another.
Correct Answer(s)
A. Debugging.
B. Password recovery.
D. Troubleshooting.Explanation
The console port on a device is typically used for local management and configuration. It provides a direct connection to the device for tasks such as debugging, password recovery, and troubleshooting. This port allows administrators to access the device's command-line interface (CLI) and make necessary changes or diagnose issues. It is not used for routing data between networks or connecting routers to each other, as those tasks are typically handled by other ports such as Ethernet or serial interfaces.Rate this question:
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- 3.
Which of the following describes the function of a WAN?
- A.
Connects peripherals in a single location.
- B.
Connects multiple networks in a single building.
- C.
Provides connectivity on a LAN.
- D.
Provides connectivity over a large geographic area.
Correct Answer
D. Provides connectivity over a large geograpHic area.Explanation
A WAN, or Wide Area Network, is a type of network that spans a large geographic area, such as multiple cities or even countries. It is designed to connect multiple networks together and provide connectivity over long distances. Unlike a LAN (Local Area Network) which is limited to a single location, a WAN allows for communication and data transfer between different locations. Therefore, the correct answer is that a WAN provides connectivity over a large geographic area.Rate this question:
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- 4.
An internetwork must include which of the following? (Choose three.)
- A.
Switching.
- B.
Static addressing.
- C.
IETF standardization.
- D.
Dynamic or static routing.
- E.
Consistent end-to-end addressing.
Correct Answer(s)
A. Switching.
D. Dynamic or static routing.
E. Consistent end-to-end addressing.Explanation
An internetwork must include switching, dynamic or static routing, and consistent end-to-end addressing. Switching is necessary for connecting multiple devices within a network. Dynamic or static routing is essential for directing network traffic between different networks. Consistent end-to-end addressing ensures that each device on the network has a unique address that can be used to identify and communicate with it.Rate this question:
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- 5.
ABC Company just purchased three new routers to start their company network. Which items are needed to establish a terminal session between a PC and the router for the initial configuration? (Choose three.)
- A.
Straight-through cable.
- B.
Terminal emulation software.
- C.
Rollover cable.
- D.
RJ-45 to DB-9 connector.
- E.
V.35 cable.
Correct Answer(s)
B. Terminal emulation software.
C. Rollover cable.
D. RJ-45 to DB-9 connector.Explanation
To establish a terminal session between a PC and the router for initial configuration, three items are needed. Firstly, terminal emulation software is required to connect the PC to the router's command-line interface. Secondly, a rollover cable is needed to connect the PC's serial port to the router's console port. Lastly, an RJ-45 to DB-9 connector is necessary to adapt the rollover cable to the PC's serial port. These three items together enable communication and configuration between the PC and the router.Rate this question:
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- 6.
Terminal emulation software, such as HyperTerminal, can be used to configure a router. Which of the following HyperTerminal options shown in the graphic are correctly set to allow configuration of a Cisco router? (Choose three.)
- A.
Bits per second.
- B.
Data bits.
- C.
Parity.
- D.
Stop bits.
- E.
Flow control.
Correct Answer(s)
B. Data bits.
C. Parity.
D. Stop bits.Explanation
The correct answer choices for configuring a Cisco router using HyperTerminal are data bits, parity, and stop bits. These options determine the communication settings between the terminal emulation software and the router. The data bits option specifies the number of bits used to represent each character, typically set to 8 for Cisco routers. The parity option determines whether a parity bit is used for error checking, usually set to none for Cisco routers. The stop bits option indicates the number of bits used to indicate the end of a character, typically set to 1 for Cisco routers. These settings must be correctly configured to establish a successful connection and configure the router.Rate this question:
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- 7.
Which of the following devices are used in the construction of a WAN? (Choose three.) hubs.
- A.
Routers.
- B.
Communication servers.
- C.
Transceivers.
- D.
Modems.
- E.
Multi-port repeaters.
Correct Answer(s)
A. Routers.
B. Communication servers.
D. Modems.Explanation
Routers, communication servers, and modems are all devices used in the construction of a wide area network (WAN). Routers are responsible for directing network traffic between different networks, allowing data to be transmitted across long distances. Communication servers provide various network services such as email, file sharing, and remote access. Modems are used to connect a computer or network to an internet service provider (ISP) through a telephone line or cable connection. These devices play crucial roles in establishing and maintaining connectivity in a WAN.Rate this question:
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- 8.
Which of the following are functions of RAM? (Choose three.) contains startup configuration file.
- A.
Contains startup configuration file.
- B.
Stores routing table.
- C.
Holds fast switching cache.
- D.
Retains contents when power is removed.
- E.
Stores running configuration file.
Correct Answer(s)
B. Stores routing table.
C. Holds fast switching cache.
E. Stores running configuration file.Explanation
RAM (Random Access Memory) is a type of computer memory that is used to store data that is currently being used by the computer. It is a volatile memory, meaning that its contents are lost when power is removed. RAM is not responsible for storing startup configuration files or retaining contents when power is removed. However, it does have the functions of storing the routing table, which is used by network devices to determine the best path for forwarding data packets, holding fast switching cache, which is used to improve network performance by storing frequently accessed data, and storing the running configuration file, which contains the current configuration settings of the device.Rate this question:
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- 9.
Why is a console connection to a router or switch preferred when troubleshooting? (Choose two.)
- A.
Can be accessed remotely.
- B.
Does not depend on network services.
- C.
Displays startup and error messages by default.
- D.
Does not require special components.
Correct Answer(s)
B. Does not depend on network services.
C. Displays startup and error messages by default.Explanation
A console connection to a router or switch is preferred when troubleshooting because it does not depend on network services. This means that even if the network is not functioning properly, the console connection can still be accessed to troubleshoot and make necessary changes. Additionally, the console connection displays startup and error messages by default, providing valuable information about the device's status and any issues it may be experiencing. This makes it easier to diagnose and resolve problems. Furthermore, a console connection does not require special components, making it a convenient and accessible method for troubleshooting.Rate this question:
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- 10.
Which basic components do a router and a standard desktop PC have in common? (Choose three.)
- A.
CPU.
- B.
Hard drive.
- C.
Input/output interfaces.
- D.
Keyboard.
- E.
Monitor.
- F.
System bus.
Correct Answer(s)
A. CPU.
C. Input/output interfaces.
F. System bus.Explanation
A router and a standard desktop PC have three basic components in common: CPU, input/output interfaces, and system bus. Both devices require a CPU to process data and execute instructions. They also have input/output interfaces to connect to other devices and transfer data. Lastly, they utilize a system bus to allow communication between different components within the device. However, they do not share components such as a hard drive, keyboard, or monitor.Rate this question:
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- 11.
During the initial configuration of a 2600 series Cisco router, which cable is required for connecting a PC to the console port?
- A.
Twisted.
- B.
Crossover.
- C.
Rollover.
- D.
Straight.
Correct Answer
C. Rollover.Explanation
During the initial configuration of a 2600 series Cisco router, a rollover cable is required to connect a PC to the console port. A rollover cable, also known as a Cisco console cable, is a special type of cable that has an RJ-45 connector on one end and a DB-9 or DB-25 connector on the other end. It is used to establish a direct connection between the PC and the router's console port, allowing for configuration and management of the router. A rollover cable is different from other types of cables like twisted, crossover, and straight cables, which are used for different purposes in network connections.Rate this question:
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- 12.
A router is composed of many internal components. Which of the following components stores a copy of the router’s configuration file?
- A.
Metal-oxide memory.
- B.
Read only memory.
- C.
Flash memory.
- D.
Non-volatile random access memory.
Correct Answer
D. Non-volatile random access memory.Explanation
Non-volatile random access memory (NVRAM) is the correct answer because it is a type of memory that retains its data even when power is lost. In the context of a router, NVRAM is used to store important system information, including the router's configuration file. This allows the router to retain its configuration settings even after a reboot or power outage. Other options like metal-oxide memory, read-only memory, and flash memory are not typically used to store the router's configuration file.Rate this question:
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- 13.
What contains the instructions that a router uses to control the flow of traffic through its interfaces?
- A.
Packet configuration
- B.
Configuration files.
- C.
Flash memory.
- D.
Internal components.
Correct Answer
B. Configuration files.Explanation
Configuration files contain the instructions that a router uses to control the flow of traffic through its interfaces. These files contain settings and parameters that determine how the router functions, such as IP addresses, routing protocols, access control lists, and interface configurations. By modifying the configuration files, network administrators can customize the behavior of the router and optimize its performance to meet specific network requirements. Configuration files are typically stored in non-volatile memory, such as flash memory, to ensure that the settings persist even after a reboot or power outage.Rate this question:
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- 14.
Several Ethernet hosts on a LAN need the gateway services of a Cisco 2500 series router. Which of the following would be needed to physically connect a router to all of the hosts on the LAN? (Choose two.)
- A.
A crossover cable between the transceiver on a router and a switch.
- B.
A crossover cables between a switch and hosts on a LAN.
- C.
A straight-through cable between the auxiliary port on a router and a switch.
- D.
A rollover cable between the console port on a router and a switch.
- E.
Straight-through cables between a switch and hosts on a LAN.
- F.
A straight-through cable between the transceiver on a router and a switch.
Correct Answer(s)
E. Straight-through cables between a switch and hosts on a LAN.
F. A straight-through cable between the transceiver on a router and a switch.Explanation
To physically connect a router to all of the hosts on the LAN, two things are needed. First, straight-through cables are needed between a switch and the hosts on the LAN. This is because straight-through cables are used to connect hosts to switches. Second, a straight-through cable is needed between the transceiver on a router and a switch. This is because a transceiver is used to connect the router to the switch, and a straight-through cable is used for this type of connection.Rate this question:
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- 15.
Which router component holds the configuration file when power is lost?
- A.
Volatile random access memory.
- B.
Read only memory.
- C.
Non-volatile random access memory
- D.
Flash memory.
Correct Answer
C. Non-volatile random access memoryExplanation
Non-volatile random access memory (NVRAM) is the correct answer because it is a type of memory that retains its data even when power is lost. This makes it ideal for storing the router's configuration file, as it ensures that the configuration settings are not lost during a power outage or reboot. NVRAM is different from volatile random access memory (RAM), which loses its data when power is turned off. Read-only memory (ROM) and flash memory are not suitable for holding the configuration file when power is lost.Rate this question:
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- 16.
Which of the following layers of the OSI model are incorporated in WAN standards? (Choose two.)
- A.
Physical layer.
- B.
Application layer.
- C.
Transport layer.
- D.
Data link layer.
- E.
Session layer
Correct Answer(s)
A. pHysical layer.
D. Data link layer.Explanation
The correct answer is physical layer and data link layer. WAN (Wide Area Network) standards incorporate the physical layer and data link layer of the OSI model. The physical layer is responsible for the physical transmission of data over the network, including the cables, connectors, and electrical signals. The data link layer is responsible for the reliable transmission of data between adjacent network nodes, including error detection and correction. These two layers are essential for establishing and maintaining a WAN connection.Rate this question:
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- 17.
Which of the following are true regarding router interfaces? (Choose three.) provide temporary memory for the router configuration files.
- A.
Provide temporary memory for the router configuration files.
- B.
Connect the router to the network for packet entry and exit.
- C.
Can be on the motherboard or a separate module.
- D.
Hold the IOS image.
- E.
Connect the router to LANs and WANs.
Correct Answer(s)
B. Connect the router to the network for packet entry and exit.
C. Can be on the motherboard or a separate module.
E. Connect the router to LANs and WANs.Explanation
The correct answer is: connect the router to the network for packet entry and exit, can be on the motherboard or a separate module, connect the router to LANs and WANs.
Router interfaces are responsible for connecting the router to the network for packet entry and exit. They can be integrated on the motherboard or installed as separate modules. Additionally, router interfaces are used to connect the router to both local area networks (LANs) and wide area networks (WANs).Rate this question:
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- 18.
Which of the following tasks can be accomplished through a management connection on a router? (Choose three.)
- A.
Troubleshooting problems.
- B.
Monitoring the system.
- C.
Capturing LAN data packets.
- D.
Configuring the router.
- E.
Routing data packets.
Correct Answer(s)
A. Troubleshooting problems.
B. Monitoring the system.
D. Configuring the router.Explanation
A management connection on a router allows for troubleshooting problems by accessing the router's configuration and logs, monitoring the system by checking performance metrics and status information, and configuring the router by making changes to its settings and parameters. It does not involve capturing LAN data packets or routing data packets, which are tasks typically performed by network analyzers and routing protocols respectively.Rate this question:
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- 19.
What do routers use to select the best path for outgoing data packets?
- A.
ARP tables.
- B.
Bridging tables.
- C.
Routing tables.
- D.
Switching tables.
Correct Answer
C. Routing tables.Explanation
Routers use routing tables to select the best path for outgoing data packets. These tables contain information about the network topology, including the available routes and their associated metrics such as hop count, bandwidth, and delay. By analyzing this information, routers can determine the most efficient path for forwarding packets to their destination. ARP tables, bridging tables, and switching tables are used for different purposes in network communication, such as mapping MAC addresses to IP addresses or forwarding data within a local network. However, they are not directly involved in the process of selecting the best path for outgoing data packets.Rate this question:
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- 20.
Which of the following are functions of NVRAM? (Choose two.)
- A.
Stores the routing table.
- B.
Retains contents when power is removed.
- C.
Stores the startup configuration file.
- D.
Contains the running configuration file.
- E.
Stores the ARP table.
Correct Answer(s)
B. Retains contents when power is removed.
C. Stores the startup configuration file.Explanation
NVRAM, or Non-Volatile Random Access Memory, is a type of memory that retains its contents even when power is removed. This makes it ideal for storing important information such as the startup configuration file, which contains the initial settings for a device. Therefore, the correct answers are "retains contents when power is removed" and "stores the startup configuration file." NVRAM does not store the routing table, running configuration file, or ARP table.Rate this question:
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- 21.
Select the statements that correctly describe flash memory in a 2600 series router? (Choose two.)
- A.
Holds the startup configuration by default.
- B.
Can be upgraded with single in-line memory modules.
- C.
Stores Cisco IOS software images
- D.
Stores routing table information by default.
- E.
Maintains the only copy of an IOS image after the router is booted.
Correct Answer(s)
B. Can be upgraded with single in-line memory modules.
C. Stores Cisco IOS software imagesExplanation
Flash memory in a 2600 series router can be upgraded with single in-line memory modules, allowing for easy expansion and enhancement of the router's memory capacity. Additionally, flash memory in the router stores Cisco IOS software images, which are essential for the router's operation and functionality.Rate this question:
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Jan 05, 2013Quiz Created by
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