MES Jr. Grade • Paper-III
A software was tested using the error seeding strategy in which 20 errors were seeded in the code. When the code was tested using the complete test suite, 16 of the seeded errors were detected. The same test suite also detected 200 non-seeded errors. What is the estimated number of undetected errors in the code after this testing?
A)
4
B)
50
C)
200
D)
250
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is '4' (Option A).
MES Jr. Grade • Paper-III
Statistical software quality assurance in software engineering involves
A)
using sampling in place of exhaustive testing of software.
B)
surveying customers to find out their opinions about product quality.
C)
tracing each defect to its underlying cause, isolating the vital few causes, and moving to correct them.
D)
tracing each defect to its underlying causes, and using the Pareto principle to correct each problem found.
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'tracing each defect to its underlying causes, and using the Pareto principle to correct each problem found.' (Option D).
MES Jr. Grade • Paper-III
In which of the following formats data is stored in the database management system?
A)
Image
B)
Text
C)
Table
D)
Graph
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Graph' (Option D).
MES Jr. Grade • Paper-III
In the Spiral model of software development, the primary determinant in selecting activities in each iteration is
A)
Iteration size
B)
Cost
C)
Adopted process such as Rational Unified Process or Extreme Programming
D)
Risk
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Cost' (Option B).
MES Jr. Grade • Paper-III
The __________ operation removes common tuples from the first relation.
A)
Union
B)
Difference
C)
Cartesian Product
D)
Projection
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Projection' (Option D).
MES Jr. Grade • Paper-III
ER Diagram represents a overall __________ of a Database graphically.
A)
Physical Structure
B)
Logical Structure
C)
Domain Structure
D)
Architectural Representation
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Logical Structure' (Option B).
MES Jr. Grade • Paper-III
Which operation in relational algebra is denoted by sigma?
A)
Project
B)
Select
C)
Union
D)
Rename
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Union' (Option C).
MES Jr. Grade • Paper-III
The functional dependencies is said to be __________ if it is indirectly formed by two functional Dependencies.
A)
Partial Functional Dependency
B)
Trivial Functional Dependency
C)
Non Trivial Functional Dependency
D)
Transitive Functional Dependency
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Transitive Functional Dependency' (Option D).
MES Jr. Grade • Paper-III
Which of the following system calls results in the sending of SYN packets?
A)
Socket
B)
Bind
C)
Listen
D)
connect
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Listen' (Option C).
MES Jr. Grade • Paper-III
Which one of the following is NOT desired in a good Software Requirement Specifications (SRS) document?
A)
Functional Requirements
B)
Non-Functional Requirements
C)
Goals of Implementation
D)
Algorithms for Software Implementation
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Algorithms for Software Implementation' (Option D).
MES Jr. Grade • Paper-III
In a software project, COCOMO (Constructive Cost Model) is used to estimate
A)
effort and duration based on the size of the software
B)
size and duration based on the effort of the software
C)
effort and cost based on the duration of the software
D)
size, effort and duration based on the cost of the software
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'size, effort and duration based on the cost of the software' (Option D).
MES Jr. Grade • Paper-III
__________ component gives an idea about all the entities available in relationship.
A)
Multivalued Attribute
B)
Total Participation
C)
Relationship
D)
Derived Attribute
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Multivalued Attribute' (Option A).
MES Jr. Grade • Paper-III
An organization has a class B network and wishes to form subnets for 64 departments. The subnet mask would be
A)
255.255.0.0
B)
255.255.64.0
C)
255.255.128.0
D)
255.255.252.0
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is '255.255.64.0' (Option B).
MES Jr. Grade • Paper-III
Which of the following commands is used to delete all rows and free up space from a table?
A)
Drop
B)
Delete
C)
Truncate
D)
Alter
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Truncate' (Option C).
MES Jr. Grade • Paper-III
Consider the following transactions with data items A and B initialized to zero:
T1: read (A) ;
read (B) ;
if A = 0 then B : = B + 1 ;
write (B) ;
T2: read (B) ;
read (A) ;
if B = 0 then A : = A + 1 ;
write (A) ;
Any non-serial interleaving of T1 and T2 for concurrent execution leads to
A)
A serializable schedule
B)
A schedule that is not conflict serializable
C)
A conflict serializable schedule
D)
A schedule for which a precedence graph cannot be drawn
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'A schedule for which a precedence graph cannot be drawn' (Option D).
MES Jr. Grade • Paper-III
In __________ transmission, the channel capacity is shared by both communicating devices at all times.
A)
simplex
B)
half-duplex
C)
full-duplex
D)
half-simplex
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'full-duplex' (Option C).
MES Jr. Grade • Paper-III
The optimizer that explores the space of all query-evaluation plans is called
A)
Cost-based
B)
Plan-based
C)
Estimate-based
D)
Count-based
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Plan-based' (Option B).
MES Jr. Grade • Paper-III
__________ function is used to find the number of values in a column.
A)
SUM
B)
COUNT
C)
ADD
D)
AVG
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'COUNT' (Option B).
MES Jr. Grade • Paper-III
To select some particular columns, which of the following commands is used?
A)
Projection
B)
Selection
C)
Join
D)
Union
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Union' (Option D).
MES Jr. Grade • Paper-III
A group of simple processes that can be combined to analyse a query is known as
A)
Query Evaluation Algebra
B)
Query Evaluation Plan
C)
Query Evaluation Primitive
D)
Query Evaluation Engine
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'Query Evaluation Engine' (Option D).
MES Jr. Grade • Paper-III
In the context of modular software design, which one of the following combinations is desirable?
A)
High cohesion and high coupling
B)
High cohesion and low coupling
C)
Low cohesion and high coupling
D)
Low cohesion and low coupling
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'High cohesion and high coupling' (Option A).
MES Jr. Grade • Paper-III
The most important feature of spiral model is
A)
requirement analysis.
B)
risk management.
C)
quality management.
D)
configuration management.
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'risk management.' (Option B).
MES Jr. Grade • Paper-III
What is the maximum size of data that the application layer can pass on to the TCP layer below?
A)
Any size
B)
2^16 bytes-size of TCP header
C)
2^16 bytes
D)
500 bytes
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is '500 bytes' (Option D).
MES Jr. Grade • Paper-III
The minimum error distribution in the period of software development is in
A)
requirement analysis
B)
design phase
C)
coding
D)
testing
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'coding' (Option C).
MES Jr. Grade • Paper-III
A Software Requirements Specification (SRS) document should avoid discussing which one of the following?
A)
User interface issues
B)
Non-functional requirements
C)
Design specification
D)
Interfaces with third party software
Based on established principles in Computer Science & Engineering, the correct and most appropriate choice is 'User interface issues' (Option A).
