C9050-042試験無料問題集（140題）「IBM Developing with IBM Enterprise PL/I 認定」

出題：1

Given the following pseudocode inside a loop, where should the COMMIT action be placed assuming that
there is always a one-to-many relationship between header and detail tables?
1 Find header row 2 IF found 3 Update header row 4 Find detail row 5 IF found THEN 6 Update detail
rows 7 ELSE 8 ENDIF 9 ENDIF

A. After line 6

B. After line 8

C. After line 3

D. After lines 3, 8, and 9

正解：B 解答を投票する

出題：2

Given the following declaration for X:
DCLX FIXED DEC(3) INIT (123);
If Y is declared as CHAR, what should its minimum length be to preserve the value 123 if these
statements are executed?
Y = X;
X =Y;

A. 4

B. 6

C. 5

D. 3

正解：B 解答を投票する

出題：3

Which of the following is the most appropriate reason to explicitly use COMMIT or ROLLBACK?

A. A batch program performs mass deletions where all deleted rows are independent from each other.

B. An online program updates DB2 and IMS objects.

C. The program calls unknown subroutines.

D. The program abends.

正解：A 解答を投票する

出題：4

A given PL/I program has a big nesting depth. Which of the following measures will help to reduce the
nesting depth in most cases?

A. Using SELECT constructs instead of If-THEN-ELSE

B. Using DO-WHILE as the only loop technique

C. Avoiding ELSE clauses

D. Avoiding OTHER clauses

正解：A 解答を投票する

出題：5

What could be used when a structure is passed to a subroutine to verify that the area the structure
occupies in storage has not been overwritten?

A. Structure has eyecatchers at start and at end.

B. Structure is passed as an aggregate.

C. Structure has a length field at start.

D. Structure is passed as a pointer.

正解：A 解答を投票する

出題：6

Given the following code, which call will pass a dummy argument?
PROG: PROC OPTIONS(MAIN);
DCL SUM01 DEC FIXED(5,0) INIT (7);
DCL SUM02 DEC FIXED(9,0) INIT (999);
CALL SUBA(SUM01,
SUM02);
CALL SUSB(SUM01,
SUM02);
CALL SUBC(SUM01,
SUM02);
CALL SUBD(SUM01,
SUM02);
SUBA PROC( PRM1,
PRM2);
DCL PRM1 DEC FIXED (5,0) BYVALUE,
PRM2 DEC FIXED (9,0);
END SUBA;
SUBB:PROC( PRM1,
PRM2);
DCL PRM1 DEC FIXED (5,0),
PRM2 DEC FIXED (9,0);
END SUBD;
SUBC: PROC( PRM 1,
PRM2);
DCL PRM1 BIN FIXED (15,0),
PRM2 DEC FIXED (9,0);
END SUBC;
SUBD:PROC( PRM 1,
PRM2);
DCL PRM1 DEC FIXED(5,0) BYADDR,
PRM2 DEC FIXED (9,0) SYADDP;
END SUBD;
END PROG;

A. CaII to SUBC

B. CaII to SUBB

C. CaII to SUBD

D. Call to SUBA

正解：A 解答を投票する

出題：7

Which compiler option causes the compiler to flag any reference to structure members that are not level 1
and are not dot qualified?

A. RULES(NOLAXSTRUCT)

B. RULES(NDLAXQUAL)

C. RULES(NOLAXLEVEL1)

D. PULES(NOLAXDOT)

正解：B 解答を投票する

出題：8

Which software model is LEAST appropriate it requirements keep changing?

A. Object-oriented model

B. Spiral model (also known as Iterative model)

C. Rapid Application Development model

D. Waterfall model

正解：D 解答を投票する

出題：9

In which of the following examples will a dummy argument be passed?

A. PGM: PROC OPTIONS(MAIN);
DCL (X,Y) FIXED BIN;
CALL C (X,Y);

B. DCL A EXT ENTRY (FIXED, BINARY);
DCL (X,Y) FIXED BIN;
CALL A(X,Y);

C. DCL A EXT ENTRY (FIXED BINARY);
DCL (X,Y) FIXED BIN;
CALL A(X,Y);

D. DCLA EXT ENTRY;
DCL (X,Y) FIXED BIN;
CALL A(X,Y);

E. PROC (A,B);
DCL (A,B) BIN FIXED;
END C;
END PGM;

正解：B 解答を投票する

C9050-042試験無料問題集「IBM Developing with IBM Enterprise PL/I 認定」