[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-369883-105":59,"doc-detail-369883-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","ccna-basic-questions-practice-questions","CCNA Basic Questions - Practice Questions","","CCNA Basic Questions provides structured, single-answer and multi-select practice items covering foundational networking concepts tested in CCNA-style assessments. The questions address MAC addressing (including the first 24 bits/OUI), broadcast and collision domains, MTU meaning, half- vs full-duplex behavior on shared twisted pair, Ethernet transmission rules, Ethernet physical-address purposes, and configuring boot sources for IOS images. It also includes router boot behavior after POST, IOS file sizing considerations in flash, CSU/DSU versus modem differences, and TCP/IP model routing location.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/ccna-basic-questions-practice-questions/369883/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/ccna-basic-questions-practice-questions/369883.png","ImageObject",300,407,{"name":92,"@type":93},"Bulrr","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-25","2026-09-23",true,{"@type":102,"interactionType":103,"userInteractionCount":44},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the first 24 bits of a MAC address called?","Question",{"text":112,"@type":113},"The first 24 bits are called the OUI.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What does an output MTU of 1500 bytes mean?",{"text":117,"@type":113},"It indicates the maximum packet size that can traverse the interface is 1500 bytes.",{"name":119,"@type":110,"acceptedAnswer":120},"How does a CSU/DSU differ from a modem?",{"text":121,"@type":113},"A CSU/DSU converts digital signals to a leased line, while a modem converts digital signals to a phone line.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},369883,1791075040,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":44,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145,"preview_page_count":4},5909892115043,"https://ap-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","CCNA– Basic Questions  \n[http://www.9tut.com/new-ccna-basic-questions](http://www.9tut.com/new-ccna-basic-questions)  \nQuestion 1  \nWhat is the first 24 bits in a MAC address called?  \nA. NIC  \nB. BIA  \nC. OUI  \nD. VAI  \nAnswer: C  \nQuestion 2  \nWhich of the following statements describe the network shown in the graphic? (Choose two)  \nA. There are two broadcast domains in the network.  \nB. There are four broadcast domains in the network.  \nC. There are six broadcast domains in the network.  \nD. There are four collision domains in the network.  \nE. There are five collision domains in the network.  \nF. There are seven collision domains in the network.  \nAnswer: A F  \nQuestion 3  \nRefer to the exhibit:  \nSystem flash director  \nFile Length Name/status  \n1 3802992 c827v-y6-mz.121-1.XB  \n[3803056 bytes used,4585552 available, 8388608 total] 8192K bytes of processor board System flash(Read/Write)  \nThe technician wants to upload a new IOS in the router while keeping the existing IOS. What is the maximum size of an IOS file that could be loaded if the original IOS is also kept in flash?  \nA. 3MB  \nB. 5MB  \nC. 7MB  \nD. 4MB  \nAnswer: D  \nQuestion 4  \nRefer to the exhibit. What is the meaning of the output MTU 1500 bytes?  \nA. The maximum number of bytes that can traverse this interface per second is 1500.  \nB. The minimum segment size that can traverse this interface is 1500 bytes.  \nC. The minimum segment size that can traverse this interface is 1500 bytes.  \nD. The minimum packet size that can traverse this interface is 1500 bytes.  \nE. The maximum packet size that can traverse this interface is 1500 bytes.  \nF. The maximum frame size that can traverse this interface is 1500 bytes.  \nAnswer: E  \nQuestion 5  \nA network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?  \nA. This is a 10 Mb/s switch port.  \nB. This is a 100 Mb/s switch port.  \nC. This is an Ethernet port operating at half duplex.  \nD. This is an Ethernet port operating at full duplex.  \nE. This is a port on a network interface card in a PC.  \nAnswer: C  \nQuestion 6  \nIn an Ethernet network, under what two scenarios can devices transmit? (Choose two)  \nA. when they receive a special token  \nB. when there is a carrier  \nC. when they detect no other devices are sending  \nD. when the medium is idle  \nE. when the server grants access  \nAnswer: C D  \nQuestion 7  \nFor what two purposes does the Ethernet protocol use physical addresses? (Choose two)  \nA. to uniquely identify devices at Layer 2  \nB. to allow communication with devices on a different network  \nC. to differentiate a Layer 2 frame from a Layer 3 packet  \nD. to establish a priority system to determine which device gets to transmit first  \nE. to allow communication between different devices on the same network  \nF. to allow detection of a remote device when its physical address is unknown  \nAnswer: A E  \nQuestion 8  \nWhich two locations can be configured as a source for the IOS image in the boot system command?(Choose two)  \nA. RAM  \nB. NVRAM  \nC. flash memory  \nD. [HTTP server](HTTP server)  \n[E. TFTP server](E. TFTP server)  \n[F. Telnet server](F. Telnet server)  \nAnswer: C E  \nQuestion 9  \nWhat is the difference between a CSU/DSU and a modem?  \nA. A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.  \nB. A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.  \nC. A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.  \nD. A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.  \nAnswer: D  \nQuestion 10  \nA Cisco router is booting and has just completed the POST process. It is now ready to find and lo","cbCaifEkrqd0MSQS","https://ap.wps.com/l/cbCaifEkrqd0MSQS","pdf",5114030,184,"English","# CCNA – Basic Questions\n## Question Set 1\n# CCNA – OSI & TCP/IP Model\n## Question Set 2","[{\"question\":\"What is the first 24 bits of a MAC address called?\",\"answer\":\"The first 24 bits are called the OUI.\"},{\"question\":\"What does an output MTU of 1500 bytes mean?\",\"answer\":\"It indicates the maximum packet size that can traverse the interface is 1500 bytes.\"},{\"question\":\"How does a CSU/DSU differ from a modem?\",\"answer\":\"A CSU/DSU converts digital signals to a leased line, while a modem converts digital signals to a phone line.\"}]","CCNA Basic Questions - Practice Questions | PDF",1790185059,464]