Latest CMC Aptitude Question SOLUTION: 27) Which of the following statement is valid regarding recursive function? A) May have a potential of stack overflow error B) Cannot pass pointers as arguments to the recursive

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27) Which of the following statement is valid regarding recursive function?
A) May have a potential of stack overflow error
B) Cannot pass pointers as arguments to the recursive function.
C) The function is called in a 'for' or 'while' loop by the calling program.
D) Best to use in implementing quick sort

28) Left shift of bits in binary data is equivalent to?
A) Addition of 2
B) Division by 2
C) In some other binary number depending on the initial data
D) Multiplication by 2

29) !( A || (B && C) ) can also be represented as : ( Note : ! is negation )
A) !A || !B && !C
B) !A && !(B && C)
C) !A || !(B && C)
D) !A && ( !B || !C&& A)

30. RACE condition means:
A) two threads of a single program trying to update the same memory at the same point of time resulting in unpredictable data in the memory.
B) A condition where multiple processes are waiting for the CPU time.
C) A condition which results in deadlocks.
D) Two threads halted without further execution, each waiting for the lock obtained by the other thread to be released.

31) What is REENTRANT code segment?
A) Code that can be part of a for or while loop.
B) Code that is part of a recursive function.
C) Code that guarantees safe and defined behavior even when parallelly executed by two threads.
D) Code that may result in a race condition.

32) Decimal equivalent of octal number 888 is:
A) 8 + 8*8 + 8*8*8
B) (8*8*8*8) - 1
C) 888
D) None of the above

33) What is the lowest and highest number that can be represented by a N-digit number in Octal number system
A) Zero and (N raised to the power of 8)
B) Zero and (8 raised to the power of N)
C) Zero and ((8 raised to the power of N) minus 1)
D) Zero and ((N raised to the power of 8) minus 1)

34) For “C” language, what is the best reference manual?
A) “C” language from Microsoft
B) “C” language by Balaguru swamy
C) “C” language by Kernighan & Ritche
D) None of the above

35. RDBMS is related to:
A) Theory of Relativity
B) Relational Data structures with Business Management System
C) Relational Algebra
D) All of the above

36) Choose a set that has an odd element:
A) Windows, Linux, DOS
B) Oracle, SQL Server, Visual Studio
C) Mouse, Keyboard, Touch screen
D) All of the above

37) There are two tables in a database namely EMPLOYEE and DEPARTMENT. EMPLOYEE table has 6 columns, 60000 rows and DEPARTMENT table has 4 columns, 40000 rows. What is the output of the following SQL query?
Select count (*) from EMPLOYEE, DEPARTMENT
A) 24
B) 10
C) 100000
D) 2400000000

38) Input and outputs of a compiler:
A) Object file, Symbol table
B) Source code, Object File
C) Object File, Windows Application
D) None of these

39) Given 110112 which of the following is false?
A) In unsigned notation it is 27 base 10
B) In 1's complement notation it i

Asked In CMC sonu (9 years ago)

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