6.30 written examination of MediaTek

The most ignorant written examination I ever did , I think I will study deeply in the HKCEE 、python、 Knowledge of algorithm problem , The results are basically c/c++, Never learned. c++ grammar , I can't understand many questions ...... Let's make a brief record

Indefinite selection （ No score will be given for wrong or missed choices ）

Which of the following codes has an operation result of 1

The output of the following program is （ Several questions are of this type ）

64bit On the system , There are the following definitions of structures , The size of the structure is

stay 16 Bit compilation system , If there is a definition int a[] = {10,20,30},*p=&a, When executed p++ after , It's wrong to say ？

        p Moved a byte to the high address

Among the following sorting methods , The biggest memory requirement is ？

        Merge sort

Which of the following can be used for interprocess communication ？

        The Conduit 、 Message queue 、 Shared memory 、 Semaphore 、 Socket

A heating station has 5 A valve controls the external steam delivery , The following rules should be followed when using valves ... Now open 1 Valve No.1 , Which two valves should be opened at the same time ？  2 Number and 3 Number

5L bucket 3L bucket , obtain 4L Sea water , Take it at least a few times ？

Which of the following image filtering methods is most effective for salt and pepper noise ？

        median filtering

The following description of histogram is correct ？

        Histogram equalization is the nonlinear stretching of the image , Reassign image pixel values , Make the number of pixels in a certain gray range approximately the same .

        The gray histogram indicates that the image has a certain frequency of gray occurrence ...

Fill in the blanks

-0.8125、7.625 The binary complement of

When defining overloaded functions , Guarantee （ Number of parameters ） and （ Parameter type ） Somewhat different

Linux In memory management buddy and slab What problems are algorithms designed to solve ？

        The outer fragment

The following is a standard string splicing function , Fill in the vacant part of the procedure

use 32 Bit compiler , Write the print result after the execution of the following statement

Short answer  

The following program realizes atoi function , Please write down the errors in the program and the possible warning The place of

List three common image noise and elimination methods

Programming

To prescribe the use of C Language programming

Realization strncpy() function