ccat test answers

some time ago because to participate in a written test, during the preparation of the online found two articles on the written topic, one of the In the process of finding these answers, I recorded the relevant answers and formed the following things. Need to explain that the following answer must have a lot of incomplete or even wrong place, need you to correct a

First step: Find all files in the/oldboy directory and its subdirectories that end with the extension. shFind all Files:[Email protected] oldboy]# find/oldboy/-type f/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh/oldboy/alex.txt/ Oldboy/oldboy.txtFind all files ending with. sh[Email protected] oldboy]# find/oldboy/-type f-name "*.sh"/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh13.2 Step Two: How to replac

This article prepares 70 shell script interview questions and answers, and shell scripts are the skills that must be mastered in Linux work.1 How can I pass parameters to a script?./script argumentExample: Display file name script./show.sh File1.txtCat show.sh#!/bin/bashCat $2 How do I use parameters in a script?First argument: $, second argument: $Example: The script will copy the file (arg1) to the destination address (ARG2)./copy.sh file1.txt/tmp/C

("Too big, a little bit smaller");}else{System.out.println ("Congratulations on your guess right");Break}System.out.println ("remaining" + (10-A) + "Second Chance");}while (true);}}　　4. use a double loop to print all the primes between the 2~200. public class Text {public static void Main (string[] args) {for (int i = 2; i Boolean A = true;for (int j = 3; J if (i%j==0) {A = false;Break}}if (a) {System.out.println (i);}}}} An int array is known to arr = {12,4,22,11,24,9}, finding the ma

using the WSF file formatC. Import using the IXF file formatD. Import using the WSF file format6, if the use of circular logging, auxiliary log files when assigned?A, when the database was establishedB, when the database server startsC, when neededD, the above are not 7. The default database log file type is:A, Circular LogB, Archival LogC, Primary LogD, secondary log8, the following kind of isolation level for read-only operation is not locked on the data line?A, RRB, RSC, CSD, UR9. Which of t

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Oracle Database Development interview questions, I did not do the test at that time, now with the original questions and answers, oracle Test 1, ID123567810111215 Table Name tt. use SQL to find the non-consecutive IDs in the ID column, for example, 4 which does not exist: -- Create table and data create table tt (id integer ); insert into tt SELECT 1 FROM dualUNI

[chs8]Test 3: Which of the following posting titles is allowed?Online waiting for talents to solveAsk for help. Please help me with this questionOther answers are not allowed]XXX is junk.Test 4: Which of the following replies is allowed?Repost your email address and ask for the code from the landlord.Other answers are not allowed]Repost your QQ number and ask th

coding issues, I do not know why this writing, anyway, is realized ... forRowinchRange (mysheet.nrows):if(Re.search ('.*'+q.decode ('gb2312')+'.*', Mysheet.cell (row,0). value)! =None): Os.system ('CLS') Flag= 1Try: PrintMysheet.cell (row,0). Valueexceptexception,e:PrintePrint 'Answer:'+mysheet.cell (row,7). Value SetText (Mysheet.cell (Row,7). Value) Q= Mysheet.cell (row,7). ValueBreak Why SetText here (Mysheet.cell (row,7). Value) now, because the mouse is not allowed to l

I'm bored when I finish the final exam. CY then came to my bedroom and reminded me that I could develop a program to automatically find the answer in excel. after giving his ideas, he started work immediately. The question Library with the characteristics of our school is to download an excel worksheet. the assignments and questions are all stored on the webpage. we need to find answers in excel. After taking this process into consideration, the progr

Common Android test questions and Answers (detailed collation)1. Please describe the activity life cycle.Answer: as shown in. There are seven periodic functions, in order: OnCreate (), OnStart (), Onrestart (), Onresume (), OnPause (), OnStop (), OnDestroy ().OnCreate (): Called when an activity is created, set in the method, and provides access to any previously stored state in the form of bundles.OnStart

the location of a control to be accurately displayed on the Windows system (only the anchor child controls will be affected) If mounted on an object, then he can attach the object to the corner or edge of the screen. 3.UIPanel is used to collect and manage the components of all the widgets under it. Create the actual draw call from the widget's geometry. Without a panel, nothing can be rendered, and you can think of UIPanel as renderer.96: An object that can be accessed with a foreach

PHP beginners can test their abilities and obtain comprehensive answers ~. PHP entry-level CODER self-test question description: This test scored 100 points, involving a comprehensive WEB (Php direction) knowledge, 90 points pass. BY: PIG2009.07.14 this question was issued once, now sort it out, PHP entry-level CODER s

C ++ project: Answers to questions about small test cyclesProject-test cycle] Write out the program for solving the following task. [Note: m is a variable, input in the program](1) Calculate the sum of squares from 1 to m.(2) Calculate the sum of all the odd numbers between 1 and m.(3) Calculate the reciprocal sum of 1 to m, that is 1 + 12 + 13 + 14 +... + 1

-- the query status is as follows. select *, order00 = (select count (distinct grade) from training where grade> =. grade and course =. course) from training a order by courseid, order00 -- sql2005 implementation method. select *, dense_rank () over (partition by courseid order by grade DESC) as [dense_rank] From training order by courseid -- Solution 13 select courseid [course Id], max (course) [Course name], AVG (grade) [average score], cast (sum (case when Grade -- Solution 12 select cour

Server and so on.2. Under the premise of not destroying the 1 deployment, also use Oldboy user to complete multiple keys to a lock (B,c key, a lock)-Free landing deployment as follows:B---------->aC---------->aNote: This topic is used in the production environment, data backup, etc., but the production environment this way is recommended to be implemented by the daemon process.The goal of the final realization is, 1, 22 topics to achieve two-way password-free authentication login.3. If you incr

of the class, easy to handle exceptions;Development experience:The exception is the main processing of reading files, but also can be used with the method of reading files; can also be used for network connections where exceptions can include a large number of error messages for error handling.Code:Class Shortinputexception (Exception): def __init__ (self, length, atleast): exception.__init__ (self) self.length = length self.atleast = atleast while True: try:

View object in the activity. The OnDraw () method of the view is automatically called.2. Use multithreading and do not use double bufferingIn this case, the new thread needs to be opened, and the newly opened thread will not have access to the View object. Forced access will be error: android.view.viewroot$ calledfromwrongthreadexception:only theoriginal thread that created a view hierarchy can touch its views.At this point you need to create a subclass that inherits the Android.os.handler and

o'clock transfer; The JE directive means that when the zf= (1) is calculated, the result is 0 o'clock transfer; The JNZ directive means that when the zf= (0) is not transferred when the result of the calculation is not (0); The JNE directive means that when the zf= (0) is not transferred when the result of the calculation is not (0); 2:CMP AX,BXJA LBBJe lbzJB LBLThe 1th Chapter Exercises:Detection Point 12.2: The current stack segment descriptor B bit is 1, the base address is 0x00700000, the