最新的IBM C9050-041免費考試真題

問題1

CORRECT TEXT
Which of the following is NOT mandatory for an external function procedure and its usage?

A. RETURNS option on the PROCEDURE statement.

B. Using the RETURN statement to return control and a result value.

C. ENTRY declaration with the RETURNS attribute.

D. Using SWALUE parameters exclusively.

正確答案: D

問題2

CORRECT TEXT
Given the following declarations, which code would assign 1234561.23 to A?
DCL A DEC FIXED (15,3) NIT (123456.123);
DCL B BIN FIXED (15) INIT (10);

A. A = A*B;

B. A = A*DEC(B);

C. A = BIN(A)*B;

D. A = BIN(A) * DEC(B);

正確答案: B

問題3

CORRECT TEXT
What would be printed to SYSPRINT after executing the following code?
DCL A DEC FIXED(15,3) INIT(1000.123);
DCL B PlC 'ZZZZ9V.999' INIT(0);
B = A + 2000.123;
UT SKIP LIST('THE VALUE OF B IS:'!! B);

A. THE VALUE OF B IS :03000.246

B. THE VALUE OF B IS: 3000.246

C. THE VALUE OF B IS :3000246

D. THE VALUE OF B IS :3000.246

正確答案: B

問題4

CORRECT TEXT
If the physical dataset referred to by DDOUT has a maximum record length of 4096 and a
RECFM=V, what happens after executing the following code?
DCL DDOUT FILE RECORD OUTPUT;
DCL OUT_CHAR CHAR(500) VARYING INIT('This is a varchar test'); OPEN FILE(DDOUT);
WRITE FILE(DDOUT) FROM(OUT_CHAR);

A. One record with a length of 4096 will be written to the output file.

B. One record with a length of 22 will be written to the output file.

C. One record with a length of 500 will be written to the output file.

D. An error will occur because of mismatch of record length.

正確答案: B

問題5

CORRECT TEXT
Given the following program, what will be output?
TEST: PROC OPTIONS(MAIN);
DCL
1 B,
2 B1 FIXED BIN(31) INIT(1),
2 B2 FIXED BIN(31) INIT(2),
2 B3 FIXED BIN(31) INIT(4),
2 B4( 4 ) FIXED BIN(31),
2 B5 FIXED BIN(31) INIT(5),
2 B6( 5 ) FIXED BIN(31);
CALL SUB( ADDR(B) );
SUB: PROC( P);
DCL
P POINTER,
N1 FIXED BIN(31),
N2 FIXED BIN(31),
1 A BASED(P),
2 A1 FIXEDBIN(31),
2 A2 FIXEDBIN(31),
2 A3 FIXED BIN(31),
2 A4( N1 REFER(A3) ) CHAR(4),
2 A5 FIXED BIN(31),
2 A6( N2 REFER(A5) ) CHAR(4);
PUT SKIP LIST ( STG(A));
END; END;

A. 24

B. 36

C. 40

D. 52

正確答案: D

問題6

Given the following piece of code, what will be output?

A. PROCEDURE OPTIONS (MAIN);
DCL K CHAR (1) INIT ('A');
CALL B;

B. C C A

C. PROCEDURE;
PUT (K);
END D;
END B;
PUT (K);
END A;

D. PROCEDURE;
DCL K CHAR (1) INIT ('C');
PUT (K);
CALL D;
END C;

E. PROCEDURE;
DCL K CHAR (1) NIT ('B');
CALL C;

F. C A A

G. C B A

H. C A B

正確答案: D,G

問題7

CORRECT TEXT
Given the following declarations, which code is always a valid way to test if the value of B is 7?
DCL P POINTER NIT (NULL());
DCL B FIXED BIN (31) BASED (P);

A. IF B = 7
THEN PUT ('OK');

B. IF B ^ = 7 THEN; ELSE
PUT ('OK');

C. IF ^ = NULL() THEN IF B = 7 THEN
PUT ('OK');

D. IF P ^= NULL() ! B = 7
THEN PUT ('OK');

正確答案: C

問題8

CORRECT TEXT
Which is the most appropriate code to turn all of the bits in A ON?
DCL A BIT(8);

A. A = 255;

B. A = '11111111'B;

C. A = 11111111B;

D. A = -1;

正確答案: B

問題9

CORRECT TEXT
Which of the following pieces of code will result in a compiler error message?

A. ON ENDFILE (SYSIN)
DO;
PUT LIST('End of file reached.');
EOF = '1'B;
END;

B. IF EOF THEN
DO;
K = 0;
L = 1;
END;

C. ON ENDFILE (SYSIN)
BEGIN;
PUT LIST('End of file reached.');
EOF = '15;
END;

D. IF EOF THEN
BEGIN;
K = 0;
L = 1;
END;

正確答案: A

問題10

CORRECT TEXT
What is the value of B after executing the following code?
DCL A CHAR(10) VAR;
DCL B BIN FIXED(31) INIT(0);
DCL C CHAR(5) INIT('ABCD');
A = C;
B = LENGTH(A);

A. 4

B. 7

C. 10

D. 5

正確答案: D

最新的IBM Programming with IBM Enterprise PL/I - C9050-041免費考試真題

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