{"id":13190,"date":"2023-07-28T13:07:45","date_gmt":"2023-07-28T13:07:45","guid":{"rendered":"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/"},"modified":"2023-07-28T13:07:45","modified_gmt":"2023-07-28T13:07:45","slug":"what-will-be-the-output-of-program","status":"publish","type":"post","link":"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/","title":{"rendered":"What will be the output of program?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Output_of_the_Program\" >Output of the Program<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Fflush_System_Call\" >Fflush System Call<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#The_Purpose_of_fflush_Function\" >The Purpose of fflush() Function<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Use_of_fpurge\" >Use of fpurge()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Buffer_and_Stream_in_C\" >Buffer and Stream in C<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Library_Function_memset\" >Library Function: memset()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/#Buffer_Size_in_C\" >Buffer Size in C<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Output_of_the_Program\"><\/span>Output of the Program<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>What will be the output of the program if value 25 given to scanf()? The scanf function returns the number of input is given. printf(&quot;%dn&quot;, scanf(&quot;%d&quot;, &amp;i)); The scanf function returns the value 1(one). Therefore, the output of the program is &#8216;1&#8217;.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fflush_System_Call\"><\/span>Fflush System Call<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Is Fflush a system call? It&#8217;s a system call. You don&#8217;t have any application-side buffer to flush.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_Purpose_of_fflush_Function\"><\/span>The Purpose of fflush() Function<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tenendo presente questo,, what is the purpose of fflush () function a flushes all streams and specified streams b flushes only specified stream c flushes input output buffer d flushes file buffer? ANSWER: flushes all streams and specified streams. The fflush() function is used in the program which flushes the output buffer of a stream.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Use_of_fpurge\"><\/span>Use of fpurge()<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Rispetto a questo,, how do you use fpurge()? The function fpurge() clears the buffers of the given stream. For output streams this discards any unwritten output. For input streams this discards any input read from the underlying object but not yet obtained via getc(3); this includes any text pushed back via ungetc(3).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Buffer_and_Stream_in_C\"><\/span>Buffer and Stream in C<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Di conseguenza,, what is buffer and stream in c? Line buffering &#8211; characters are transmitted to the system as a block when a new-line character is encountered. Line buffering is meaningful only for text streams and UNIX file system files. Full buffering &#8211; characters are transmitted to the system as a block when a buffer is filled.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Library_Function_memset\"><\/span>Library Function: memset()<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>What library is memset in? C library function &#8211; memset() The C library function void <em>memset(void <\/em>str, int c, size_t n) copies the character c (an unsigned char) to the first n characters of the string pointed to, by the argument str.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Buffer_Size_in_C\"><\/span>Buffer Size in C<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Riguardo a questo,, what is a buffer size in c? Using C code, user can access each and every bit of memory on computer system. So when you declare a buffer of 10 bytes(char buffer[10]), OS will set aside that much bytes to be used by your program only. You can use up to 10 bytes in whatever manner you want.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Output of the Program What will be the output of the program if value 25 given to scanf()? The scanf function returns the number of input is given. printf(&quot;%dn&quot;, scanf(&quot;%d&quot;, &amp;i)); The scanf function returns the value 1(one). Therefore, the output of the program is &#8216;1&#8217;. Fflush System Call Is Fflush a system call? It&#8217;s &#8230; <a title=\"What will be the output of program?\" class=\"read-more\" href=\"https:\/\/gufosaggio.net\/i\/what-will-be-the-output-of-program\/\" aria-label=\"Per saperne di pi\u00f9 su What will be the output of program?\">Leggi tutto<\/a><\/p>\n","protected":false},"author":745,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-13190","post","type-post","status-publish","format-standard","hentry","category-w"],"_links":{"self":[{"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/posts\/13190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/users\/745"}],"replies":[{"embeddable":true,"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/comments?post=13190"}],"version-history":[{"count":0,"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/posts\/13190\/revisions"}],"wp:attachment":[{"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/media?parent=13190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/categories?post=13190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gufosaggio.net\/i\/wp-json\/wp\/v2\/tags?post=13190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}