To get a Distinction you need a mark and \",\"options\":[\"To get a Distinction you need a mark B and C and meet all the requirements\",\"To get a Distinction you need a mark C and & meet all the requirements\",\"To get a Distinction you need a mark and tag preserves formatting and the browser renders visible text as shown.\",\"incorrect\":\"Incorrect. The correct answer is To get a Distinction you need a mark C and & meet all the requirements.\"}},\n {\"id\":\"q196\",\"question\":\"Convert Hexadecimal 2631 to Decimal\",\"options\":[\"9777\",\"8631\",\"10241\",\"11025\"],\"correctIndex\":0,\"feedback\":{\"correct\":\"Correct. Hexadecimal 2631 converts to decimal 9,777.\",\"incorrect\":\"Incorrect. The correct answer is 9777.\"}},\n {\"id\":\"q197\",\"question\":\"If I have a 3-tier based shopping cart based website, where should the orders be stored?\",\"options\":[\"in the 1st tier\",\"in the 2nd tier\",\"in the 3rd tier\",\"distributed across all tiers\"],\"correctIndex\":2,\"feedback\":{\"correct\":\"Correct. In a 3-tier architecture, data like orders is stored in the 3rd tier (data tier).\",\"incorrect\":\"Incorrect. The correct answer is in the 3rd tier.\"}},\n {\"id\":\"q198\",\"question\":\"with regards to security, what is non-repudiation?\",\"options\":[\"B. the message has not been altered during transit\",\"C. it can be proved that the sender did send a given message\",\"D. the identity of the sender is concealed from the receiver\",\"A. the message is encrypted using a public key\"],\"correctIndex\":1,\"feedback\":{\"correct\":\"Correct. Non-repudiation means it can be proved that the sender did send a given message.\",\"incorrect\":\"Incorrect. The correct answer is C. it can be proved that the sender did send a given message.\"}},\n {\"id\":\"q199\",\"question\":\"What are the main differences between authentication and non-repudiation?\",\"options\":[\"A. Authentication encrypts the message, non-repudiation stores the message\",\"B. Authentication verifies the server, non-repudiation verifies the client\",\"C. Authentication prevents message tampering, non-repudiation prevents replay attacks\",\"E. Authentication indicates who the user is, non-repudiation indicates that the user signed the document\"],\"correctIndex\":3,\"feedback\":{\"correct\":\"Correct. Authentication indicates who the user is, non-repudiation indicates that the user signed the document.\",\"incorrect\":\"Incorrect. The correct answer is E. Authentication indicates who the user is, non-repudiation indicates that the user signed the document.\"}},\n {\"id\":\"q200\",\"question\":\"What would the output of this HTML code look like?\\n\\nTo get a Distinction you need a mark and \",\"options\":[\"To get a Distinction you need a mark B and C and meet all the requirements\",\"To get a Distinction you need a mark C and & meet all the requirements\",\"To get a Distinction you need a mark and meet all the requirements\",\"To get a Distinction you need a mark and tag renders content as-is, and the browser displays the visible text.\",\"incorrect\":\"Incorrect. The correct answer is To get a Distinction you need a mark C and & meet all the requirements.\"}},\n {\"id\":\"q201\",\"question\":\"A chained file system has a file made up of 1000 blocks. Roughly how many times does the file system have to be accessed to find the 27th block? Choose the most feasible answer\",\"options\":[\"1\",\"27\",\"500\",\"1000\"],\"correctIndex\":1,\"feedback\":{\"correct\":\"Correct. In a chained (linked) file system, you must traverse each block sequentially, requiring 27 accesses to reach the 27th block.\",\"incorrect\":\"Incorrect. The correct answer is 27.\"}},\n {\"id\":\"q202\",\"question\":\"An indexed file system has a file made up of 1000 blocks. Roughly how many times does the file system have to be accessed to find the 27th block? Choose the most feasible answer.\",\"options\":[\"3\",\"27\",\"1\",\"2\"],\"correctIndex\":0,\"feedback\":{\"correct\":\"Correct. In an indexed file system, you access the index block then the data block — typically around 3 accesses.\",\"incorrect\":\"Incorrect. The correct answer is 3.\"}},\n {\"id\":\"q203\",\"question\":\"Which of the following is a characteristic of the most common scripting languages?\",\"options\":[\"Variables must be declared with explicit types before use.\",\"Variables are normally untyped or loosely bound.\",\"Scripting languages are always compiled before execution.\",\"Variables in scripting languages are strongly and statically typed.\"],\"correctIndex\":1,\"feedback\":{\"correct\":\"Correct. Most common scripting languages feature variables that are untyped or loosely bound.\",\"incorrect\":\"Incorrect. The correct answer is Variables are normally untyped or loosely bound.\"}},\n {\"id\":\"q204\",\"question\":\"Which of the following \\\"Big O\\\" notations has the LEAST cost? (e.g. number of accesses required to read a files blocks)\",\"options\":[\"O(n)\",\"O(log n)\",\"O(1)\",\"O(n²)\"],\"correctIndex\":2,\"feedback\":{\"correct\":\"Correct. O(1) indicates constant time — the least costly operation regardless of input size.\",\"incorrect\":\"Incorrect. The correct answer is O(1).\"}},\n {\"id\":\"q205\",\"question\":\"How would an index allocation based file system increase the size of a file when the addresses of its data blocks in the inode are all full?\",\"options\":[\"Replace a data block with an address of an indirect block which in turns points to the address of data or more address blocks.\",\"Use an indirect block to point to the address of data or more address blocks.\",\"Allocate a new inode and link it to the existing inode.\",\"Extend the inode table to accommodate additional direct block pointers.\"],\"correctIndex\":1,\"feedback\":{\"correct\":\"Correct. An indirect block is used to extend file capacity by pointing to additional data or address blocks.\",\"incorrect\":\"Incorrect. The correct answer is Use an indirect block to point to the address of data or more address blocks.\"}},\n {\"id\":\"q206\",\"question\":\"Which is the most correct statement: In a scripting language such as Bash ...\",\"options\":[\"scripts are pre-compiled into bytecode before execution\",\"scripts run in a sandboxed environment separate from the OS\",\"commands are executed just as if they had been typed on the command line\",\"variables must be explicitly declared with a type\"],\"correctIndex\":2,\"feedback\":{\"correct\":\"Correct. In Bash, script commands execute just as if typed directly on the command line.\",\"incorrect\":\"Incorrect. The correct answer is commands are executed just as if they had been typed on the command line.\"}},\n {\"id\":\"q207\",\"question\":\"With regards to security, what is data integrity?\",\"options\":[\"A. ensuring data is encrypted during transmission\",\"B. verifying the identity of the sender of a message\",\"C. check that the data has not been changed in transmission\",\"D. ensuring only authorised users can access the data\"],\"correctIndex\":2,\"feedback\":{\"correct\":\"Correct. Data integrity means checking that the data has not been changed in transmission.\",\"incorrect\":\"Incorrect. The correct answer is C. check that the data has not been changed in transmission.\"}}\n]","deleted","label",[102],"permalink","https://www.val.town/x/cookiemonster0921/webSystemsQuiz/code/2019_p09.json","extension","json","actionData","errors"]