cobol quiz

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Question about COBOL Study Notes

I have recently started learning Cobol. Of course, I need to understand some background and application fields and prospects for learning a language. Let's talk about my questions and understanding. 1. How old is Cobol?For this question, read a book and check the information. COBOL is the abbreviation of common business oriented language. It is mainly used to s

COBOL Learning 1

I really didn't expect that I would do it in COBOL, even if I knew the history of computers: Post a post that has been transferred n times 1. How old is Cobol?For this question, read a book and check the information. COBOL is the abbreviation of common business oriented language. It is mainly used to solve a large number of data processing problems in business an

Introduction to the COBOL Language

Abbreviations: COBOL(Common Business Oriented Language) Chinese Translation: Cobol Language Interpretation: a programming language similar to English that is suitable for business and data processing. This language accurately expresses the business data processing process. COBOL is one of the oldest advanced programming languages and the first commercial languag

Recommended COBOL Teaching Materials

Recently I have been busy with my work and my graduation work, so I am not very busy. Now we have a bit of free time. Let's take a look. Since so many people need the COBOL teaching materials, I will recommend them to you.It is in the IBM library, and I think it is comprehensive. As long as you finish reading this, it should be okay with Cobol. IBM Library ReaderHttp://www-1.ibm.com/support/docview.wss?

Method of Data type conversion in COBOL

Interest calculation is an important business of banks, including daily proxy customer collection, calculation of customer interest, and annual interest calculation. Currently, most of this work is performed on the Safe Application System Platform of the IBM es9000 host. The online program and the on-line interest rate program are implemented in the IBM 370 assembly language. For ease of reading and writing in assembly language, the data storage format is defined in the data stored in the VSAM f

Getting Started with COBOL language

COBOL language IntroductionCOBOL Introduction--Business computing preferred Language COBOL is the acronym for the Common Business oriented Language (general commercial language). Widely used in the field of data management, such as accounting work, statistical reports, planning, personnel management. is referred to as the "language for Administration".Characteristics of data processing:The arithmetic comput

Introduction to Cobol learning notes (sequent)

Next to the book (an entry to the COBOL study notes)SlaveProgramWe can see that the COBOL program is divided into four parts:Identification Division.Environment Division.Data Division.Procedure division. For more information about the functions of each part, see Chapter 1 Cobol. Here we mainly look at the content in procedure Division. This is the core.Process

COBOL program format

The format of the COBOL source program is as follows: Each line starts with a sequence number with six characters. You can enter limit 10 or limit 20 to indicate the rows. The sequence number area is followed by an indicator area of a character (7th characters), as shown in the first line. You can use "*" and "/" to represent comments, "_" to represent continued rows, and "D" to represent debugging. The indicator area is followed by four characters (8

COBOL (Note 1)

The first time I got in touch with Cobol today, the lecturer was an English speaker. It was really hard to take the course. Alas .... the English is not good. There are two books in China that feel okay, the simple guide of COBOL and the programming language design of COBOL (TAN haoqiang) The following is the first program and a hello program. The tool is First o

Step by step As400-cobol Getting Started Tutorial 01-Basic Concept (original)

Learn Basic Concepts First1.COBOL character : contains: user-defined words user-defined characters ? System-names ? Reserved words keywords 2. user-defined character user-defined words: Legal definition: ? A-Z ? A-Z ? 0-9 ? -(hyphen). 3. System name system-names Computer-names ? Language-names ? Implementor-names: Environment-name Assignment-name 4. keyword Re

Step by step As400-cobol Get started Tutorial 02-Program Structure and logo Division (original)

The format of the identity department:code example:Identification Division.Program-id. Idsample.AUTHOR. PROGRAMMER NAME.Installation. COBOL Development CENTER.Date-written. 08/27/88.Date-compiled. 09/01/88 12:57:53.SECURITY. Non-confidential.Format of the Ministry of the Environment:code exampleEnvironment Division.CONFIGURATION section.Source-computer. ibm-as400.Object-computer. ibm-as400.Special-names. Cð1 is top-of-page.Source-computer defines the

COBOL learning 3 syntax and grammar

COBOL syntax and grammar (1) RedefinesDifferent variables can be used to describe the same memory.01 part_recode usage display03 part-type picture...03 part_type_a.05 part_number picture...05 part_cost picture...03 part_type_ B redefines part_type_a.05 upc_code picture...03 part_type_c redefines part_type_a.05 ISBN picture...Based on part_type, choose part_type_a, part_type_ B, or part_type_c.Rules:The length of part_type_ B and par

Recursion In COBOL

Recursion is rarely used in Cobol. It is also boring to see this example in IBM book. Identification Division. Program-id. recutestRecursive. **************************************** *** * Recursive Test **************************************** ** Environment Division. Data Division. Working-storage section. 01 numb PIC 9 (4) value 5. 01 fact PIC 9 (8) value 0. Local-storage section. 01 num PIC 9 (4 ). Procedure division. M

Step by step As400-cobol Get started Tutorial 03-Data Department (original)

of the memory Description of the file General formatFD file name (internal file name)01 Record Name05 data item 1 PIC ...05 Data item 2 PIC ...An FD statement is a file descriptor that describes the properties of a file and a record, such as the record name, format, and length .All data groups and data items under the FD statement make up a record of the file.Record Description: The record description begins with a 01-layer number followed by a record name. The data format used to define r

Python quiz and python quiz

Python quiz and python quiz A colleague asked a friend a small question and question. As I was learning python, I wanted to write this question in python to practice my hands and work hard, and I was inspired by my colleagues. I wrote the following code: #! /Usr/bin/env python # coding = utf8i = 19j = 1for x in range (1, 21): print I *"", '* j + = 2 I-= 1for y in range (): # This sentence is purely for

Database quiz question 2 and database quiz question 2

Database quiz question 2 and database quiz question 2 Questions on Century jiayuan Network 1. count the number of persons in each category (type: Select type, count (type) from tab_user group by type; 2. Count the total score of five people: Select sum (score) from tab_user; 3. Select the top three according to the score, and sort them in reverse order: Select * from 'tab _ user' order by score des

Mysql quiz and mysql quiz

Mysql quiz and mysql quiz 1. the user logon log table xes_user_login_logs is as follows: (1) retrieve user IDs that have been logged on more than twice (SQL statement) Select user_id from vvt_ceshi group by user_id having (count (user_id)> 1; HAVING is like the WHERE condition, used to retrieve a dataset according to specified requirements. However, the WHERE clause is generally used to specify condit

Python practice exercise: Generate random quiz paper files

TopicIf you are a geography teacher with 35 students in your class, you want to take a quiz in the capitals of the U.S. state. Unfortunately, there are a few bad guys in the class, and you can't be sure that students won't cheat. You want to randomly adjust the order of the questions so that each paper is unique, which makes it impossible for anyone to copy the answer from someone else. Of course, it's time-consuming and boring to do it by hand. Fortu

Olympic gold Big quiz, win college good Gift

650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M00/85/DE/wKioL1etMTKR6J7EAAJ3F9APqj8826.jpg "title=" 710-420.jpg "alt=" Wkiol1etmtkr6j7eaaj3f9apqj8826.jpg "/>The four-year-old Olympic Games are Rio in full swing, and Chinese Olympic athletes are vying for the highest glory of the Olympic Games. In this 8 months of national Carnival , in addition to the Chinese Olympic athletes refueling, applause, of course, there is a passionate prize quiz! P

11-14 building a quiz Engine

Building a quiz Engine 1 In this lesson, you will begin in to see the creation of the quiz engine. This will allow you to exercise the skills developed in the earlier videos. Duration 22 minutes, 32 seconds Watch video Visual Basic Visual C # Download video Visual Basic Visual C # Download Project Visual Basic Visual C #

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