嵌入式工程師考試題目-文庫吧資料
2024-10-10 11:29本頁面
【正文】 nt請(qǐng)求。程序一直運(yùn)行，直到用戶退出。，在屏幕上打印對(duì)方IP；然后把自己的IP發(fā)送回去。} coutintcharnum(charfn[10]){}二、編程題13． 如果有一個(gè)簡(jiǎn)單的Test項(xiàng)目目錄如下： tree Test Test | | | `1）使用wildcard、patsubst函數(shù)編寫一個(gè)C++項(xiàng)目的Makefile文件 2）使用automake、14． 編寫一個(gè)hello world程序，要求以創(chuàng)建進(jìn)程的方式打印Hello World！15． 打開一個(gè)文件，并讀取從第100字節(jié)開始的50字節(jié)數(shù)據(jù)。voidmain(){ intnum。請(qǐng)勿修改主函數(shù)main和其他函數(shù)中的任何內(nèi)容，僅在函數(shù)charnum的花括號(hào)中填寫若干語句。return 0。d=10*a++。第1頁/共3頁北京航天泰?？萍加邢薰綽=a++。11． 請(qǐng)寫出下列代碼的輸出內(nèi)容 include “” main(){ int a,b,c,d。管道只能用于父子進(jìn)程或者兄弟進(jìn)程間通信。因?yàn)楣艿纻鬟f數(shù)據(jù)的單向性，管道又稱為半雙工管道。/etc 這個(gè)目錄用來存放系統(tǒng)管理所需要的配置文件和子目錄6． 如何使用gcc得到宏展開的中間代碼gcc –E –P xxfile 7． 如何使用gdb調(diào)試多進(jìn)程先ps出進(jìn)程id，再gdba attach上去，b設(shè)一個(gè)斷點(diǎn)，c繼續(xù)運(yùn)行就可以了8． 用戶進(jìn)程間通信主要哪幾種方式管道，信號(hào)量，消息隊(duì)列，有名管道 9． 解釋命令lsamore具體含義。3． ？.so文件是什么文件？，比如驅(qū)動(dòng)之類的。} is a high performance embedded RISC processor based on ARM11 core from is a highspeed, low power consumption CE is a generic OS for embedded system by Microsoft, which is a small footprint, modulized, customizable and reliable this paper, an embedded system using as hardware platform, Windows CE as operating system, NAND Flash as storage medium is memory access for RAM and NAND Flash was designed to be flexible and Flash badblock management,Flash access control, mutually exclusive access, storage of OS image, OS loading, NAND Flash driver, FAT file system were twolevel OS loader, a USB upgrade tool and a selftest for manufacturing check were performance of file system was extensi
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