Answer the following statements true (T) or false (F)
1. The OS/JCL DD statement VOLUME (or VOL) parameter specifies a particular disk
volume (or pack).
2. The OS/JCL DD statement DISP (disposition) parameter tells the system what to do with
a disk file after the job step is completed.
3. On an OS/JCL DD statement DISP (disposition) parameter, the third DISP sub-parameter
defines the file’s disposition following abnormal job termination.
4. The programmer must code the appropriate parameters to access the standard system
input and output devices.
5. Sometimes, two or more DD statements, each in a different job step but still within the
same job, are assigned the same DDNAME.
1. T
2. T
3. T
4. F
5. T
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The & operator can be applied to:
a. constants. b. string literals. c. lvalues. d. rvalues.
If n were negative, the driver can get the correct answer via function p by using the line of code:
``` 1 float p( float x, int n ) 2 { 3 if ( n == 0 ) 4 return 1; 5 else 6 return x p( x, n – 1 ); 7 } ``` A. return 1 / p( x, -n ); B. return 1 / p( x, n ); C. return p( x, -n ); D. return p( x, n );
Rewrite the echo method (Program 81) to generate two echoes back, each delay samples previous. Hint: Start your index loop at 2*delay, then access one echo sample at index-delay and another at index - 2*delay.
What will be an ideal response?
Which of the following transport input commands will configure a port to support both Telnet and SSH?
A) transport input all B) transport input telnet ssh C) transport input both D) transport input default