{
    "q1": {
        "type": "order", 
        "question": "\n<p>Identify the <b>system call</b> you should use to accomplish the\nfollowing tasks:</p>\n\n<p>\n<ol>\n  <li>Create a new process.</li>\n  <li>Replace current process image with a new process image.</li>\n  <li>Retrieve the exit status of a child process.</li>\n  <li>Terminate calling process.</li>\n  <li>Send a signal to a process.</li>\n</ol>\n</p>\n", 
        "responses": {
            "fork": "fork()", 
            "exit": "exit()", 
            "exec": "exec()", 
            "kill": "kill()", 
            "wait": "wait()"
        }
    }, 
    "q2": {
        "type": "multiple", 
        "question": "\n<p>Which of the following statements regarding <tt>fork</tt> and\n<tt>exec</tt> are true (select all that apply)?</p>\n", 
        "responses": {
            "load": "After an <tt>exec()</tt>, a new program code is loaded.", 
            "nondeter": "After a <tt>fork()</tt>, the next process to run is non-deterministic.", 
            "perror": "During a <tt>fork()</tt>, the parent is terminated if there is an error.", 
            "parent": "After a <tt>fork()</tt>, the parent gets the <tt>PID</tt> of the child process.", 
            "process": "After a <tt>fork()</tt>, the parent and child processes are nearly identical.", 
            "cfirst": "After a <tt>fork()</tt>, the child is guaranteed to run first.", 
            "create": "After an <tt>exec()</tt>, a new process is created.", 
            "after": "You must always call <tt>exec()</tt> after you call <tt>fork()</tt>.", 
            "pfirst": "After a <tt>fork()</tt>, the parent is guaranteed to run first.", 
            "child": "After a <tt>fork()</tt>, the child gets the <tt>PID</tt> of itself.", 
            "before": "You must always call <tt>fork()</tt> before you call <tt>exec()</tt>."
        }
    }
}