RRB JE 2015-14-12-2014-3 RRB Question Paper

RRB JE 2015 Question Papers

RRB JE 2015-14-12-2014-3 RRB Questions

11.
The output of an exclusive-NOR gate is 1. Which input combination is correct?
A.
A = 1, B = 0
B.
A = 0, B = 1
C.
A = 0, B = 0
D.
None of these
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ANSWER :
C. A = 0, B = 0
12.
What punctuation must be used to end lines of C++ code?
A.
. (dot)
B.
' (single quote)
C.
; (semi colon)
D.
: (colon)
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ANSWER :
C. ; (semi colon)
13.
Convert the following SOP expression to an equivalent POS expression.
ABC + AB̄C̄ + ĀBC + AB̄C + ĀB̄C
A.
(Ä€+BÌ„+C)(A+B+CÌ„)(Ä€+B+C)
B.
(A+B+C)(A+BÌ„+C)(A+BÌ„+CÌ„)
C.
(Ä€+BÌ„+C)(A+BÌ„+C)(A+BÌ„+CÌ„)
D.
(A+B+C)(Ä€+B+CÌ„)(Ä€+BÌ„+C)
😑 View Answer Rough Work
ANSWER :
A. (Ä€+BÌ„+C)(A+B+CÌ„)(Ä€+B+C)
14.
Which of the following cannot be checked in a switch-case statement?
A.
Character
B.
Integer
C.
Float
D.
Enum
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ANSWER :
C. Float
15.
Headquarters of UNO are situated at-
A.
New York, USA
B.
Hague (Netherlands)
C.
Geneva
D.
Paris
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ANSWER :
A. New York, USA
16.
The terms 'red book', 'yellow book' and 'orange book' refers to :
A.
SCSI
B.
Floppy drive
C.
CD ROM standards
D.
Anti Virus system
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ANSWER :
C. CD ROM standards
17.
How to delete records from student info table with name of student 'Hari Prasad'?
A.
DELETE FROM TABLE student info WHERE sname='Hari Prasad';
B.
DELETE FROM student info WHERE sname='Hari Prasad';
C.
DELETE FROM student info WHERE COLUMN sname='Hari Prasad';
D.
DELETE FROM student info WHERE sname LIKE 'Hari Prasad';
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ANSWER :
B. DELETE FROM student info WHERE sname='Hari Prasad';
18.
The vertical dimension of a sequence diagram represents-
A.
Time
B.
Objects
C.
Lines
D.
Messages
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ANSWER :
A. Time
19.

Consider the following syntax:
<MAP NAME="World Map">
<Area Coords="0,0, 100, 200" HREF="homepage.html">
</MAP> 
When would you use the above syntax?

A.

When defining an image map

B.

When referring back to homepage.html

C.

When referring to World Map

D.

When embedding a graphic in JavaScript

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ANSWER :

A. When defining an image map

20.
______ joins two or more tables based on a specified column value not equaling a specified column value in another table.
A.
OUTER JOIN
B.
NATURAL JOIN
C.
NON-EQUIJOIN
D.
EQUIJOIN
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ANSWER :
C. NON-EQUIJOIN