AMU MCA Computer Previous Year Questions (PYQs) – Page 3 of 14
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Showing 137 questions
The minimum number of comparisons required to determine if an integer appears more than $n/2$ times in a sorted array of $n$ integers is
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Solution
Binary search is used to find first and last occurrence ⇒ logarithmic comparisons.
In network terminology UTP means
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Solution
UTP is the standard copper networking cable.
Which one of the following is not a client–server application?
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Solution
Ping uses ICMP and is not a client–server application.
What is the similarity between a structure, union and enumeration?
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Solution
struct, union and enum are all user-defined data types in C.
The physical location of a record determined by a formula that transforms a file key into a record location is
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Solution
Hash function directly maps key to location.
Normally a high level language is:
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Solution
ER-to-relational mapping results in relations at least in 3NF.
Physical topology of FDDI is
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Solution
FDDI uses a dual ring physical topology.
Normally a high level language is:
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Solution
ER-to-relational mapping results in relations at least in 3NF.
A semaphore is a shared integer variable
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Solution
Semaphore value is never allowed to become negative.
In a two pass assembler, the object code generation is done during the:
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Solution
Pass 1 → Symbol table
Pass 2 → Object code generation
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