Suppose a file with 65536 records is organized using multi-level indexing as the file is ordered on a non-key field. Each record is 48 bytes long and the size of its key field is 4 bytes. The

Q: Assume that a file contains an integer sequence:             18, 17, 1, 2, 3, 4, 16, 15, 14, 13, 5,…

A: Given Data :  18, 17, 1, 2, 3, 4, 16, 15, 14, 13, 5, 6, 7, 8, 9, 10, 12, 11 Buffer size 5 blocks…

Q: in the FILE structure : What two fields we used to determine the size of the internal buffer…

A: What two fields we used to determine the size of the internal buffer allocated :   choice 1 :…

Q: Sequential access means that a. data are stored on magnetic tape. b. the address of the location of…

A: Sequential access means that to read any record on the file, all of the preceding records should…

Q: Describe the advantages of using a FileInputStream over a FileReader when dealing with binary data.

A: File handling in Java provides two primary mechanisms for reading data from files: the…

Q: The file organization that provides very fast access to any arbitrary record of a file is a. Ordered…

A: The file organization that provides very fast access to any arbitrary record of a file isa. Ordered…

Q: Figure below shows the index allocation structure of the Unix Inode (File Control Block) where 15…

A: answer is given below

Q: Above the base file, we build two indexes (ISAM and B+), which are identical at the beginning. • How…

A:

Q: A file that includes an index directory to facilitate random access is  Indexed file

A: A file that includes an index directory to facilitate random access is  Indexed file

Q: Number of Map tasks is equal to number of key-value input records Select one: True False

A: Map phase is the first phase of Hadoop MapReduce data processing.Map generates key-value pair for…

Q: For example, suppose the word “robot" is found in lines 7, 18, 94, and 138. The dictionary would…

A: Since you did not specify a language, I wrote the code in python

Q: Distinguish between fixed length records and variable lengthrecords?

A:

Q: Python. file in, two files out, sorting by key and value of a dictionary.  Read from a file…

A: The program file for the given problem is given below: #dictionary to read the file and hold its…

Q: IN PYTHON how did read from a file and make a dictionary, assigning the data from the file i…

A: Python: Python is a high-level, general-purpose programming language. Its design philosophy…

Q: 79. The type of allocation in which blocks of file are allocated to consecutive blocks of disks is…

A: Given Data:- The type of allocation in which blocks of file are allocated to consecutive blocks of…

Q: To have a file hold a list, it is necessary to a. identify the records in the list b. identify the…

A: Task :- Choose the correct option for given question.

Q: Write a program to ADD two arrays each having contents up to 4 indexes and show the result using…

A: MASM & Irvine 32bit Assembly program to add two arrays arrA & arrB and dump in arrC

Q: Program in C language the creation of a vector of n=5 records, each record made up of the following…

A: Below we are providing the code for this problem

Q: Problem: • Assume that we have a matrix that stored inside a file and it contains monthly salary of…

A: As the programming language is not mentioned here, we are using JAVA The code is given below with…

Q: What are the advantages and disadvantages of indexed sequential file?

A: Records in an sequential file are arranged in the order in which they were entered. The records are…

Q: Consider the binary file named, "Course_Data" whose format is below. Each record represents a course…

A: Course_Data obj; int avg=0; for(int i=1;i<=obj.NOA;i++){ if(obj.LGrade=='A'){ avg+=obj.NGrade; }…

Q: A Ring, refers to a record chain, the last of which refers to the first record, in the chain, is…

A: 1) RIng  (also known as cricular buffers) are fixed-size buffers that work as if the memory is…

Q: A file whose file descriptor is fd contains the following sequence of bytes 3,1,4,1,5,9,2,6,5,3,5…

A: The above question is solved in step 2 :-

Q: d is separated by space. Then generate a dictionary where the key is each word, the value is its…

A: Below the Input one sentence, and each word is separated by space. Then generate a dictionary where…

Q: 1. Suppose that the name of a file in a computer directory consists of three digits followed by two…

A: Solution for the above question,  Introduction: lexciographical order is the dictionary order of the…

Q: 14. Implement the following function in the PyDev module functions.py and test it from a PyDev…

A: In this question we have to implementation a python program as to copy the n record of file from fh1…

Q: The term Field in a file is defined as ....... O O O logical part of a file that holds a related set…

A: An object of a computer that consists of data, information, command and settings with a computer…

Q: A movie file has the following record structure: name of the movie producer director type production…

A: A movie file has the following record structure: name of the movie producer director type production…

Q: The file which consists of ordering attribute which is non key in nature called a. sequential file…

A: Question The file which consists of ordering attribute which is non key in nature called a.…

Q: What are the pros and cons of using a sequentially indexed file?

A: Definition: You can search the file more rapidly if you arrange the entries in a sequential file…

Q: The method of file organization in which data records in a file are arranged in a specified order…

A: EXPLANATION: The general cross sequential design is basically the method of research which itself…

Q: rite a program in Perl language you have to copy a file element in other file. The 1st file is abc.…

A: Write a program in Perl language you have to copy a file element in other file. The 1st file is…

Q: 2. A PART file with Part-number as the key filed includes records with the following Part-number…

A: We will solve this question using B+ tree. Below is the solution.

Q: A file is preferable to an array of structures because A. file lives even after the program that…

A: The answer is given in the below step

Q: What are the advantages and disadvantages of indexed sequential file?

A: Please find the answer below :

Q: Python How to read a file into a dictionary when key is on the first line of the text and value is…

A: Answer:  Here is the code by using this your problem will solved. d = {} with open("dict.txt") as f:…

Q: The opendir() function opens a directory stream corresponding to the directory name, and returns a…

A: The opendir() system call function is used to open a directory and to return a pointer to the…

Q: 48. A special redo-only log record is written to the log, where V1 is the value being restored to…

A: 48. A special redo-only log record <Ti , Xj , V1> is written to the log, where V1 is the value…

Q: typedef struct { int item_id; char item_name[8]; } tRecord; Given a file containing N of the above…

A: Objective: This program reads a file having data on the item_id and item names and records should be…