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PSC Lecturer in Computer Application Model Questions and Answers

76
What would be the depth of tree whose level is 9?
Answer
C. 9
77
A collection of data designed to be used by different people is called a/an:
Answer
B. Database
78
Which of the following is an attribute that can uniquely identify a row in a table?
Answer
B. Candidate key
79
Which of the following is the oldest database model?
Answer
D. Network
80
Which of the following terms does refer to the correctness and completeness of the data in a database?
Answer
A. Data integrity
81
If the state of the database no longer reflects a real state of the world that the database is supposed to capture, then such a state is called:
Answer
A. Inconsistent state
82
A transaction completes its execution is said to be:
Answer
A. Committed
83
Which of the following allows substitution of code to occur at the translation time in a JSP page?
Answer
B. <@include> directive
84
Which EJB uses EJB-QL for query operations?
Answer
B. CMP Entity Bean
85
Which of the following is used to redirect the response from a servlet to a JSP page?
Answer
A. response.sendRedirect()
86
Which of the following are not a container for EJB?
(i) Internet Information Server
(ii) Java System Application Server
(iii) Tomcat
(iv) WebLogic
Answer
D. Both (i) and (iii) above
87
Which method of the request object is used to extract values of the input fields in a form when it is submitted?
Answer
A. getParameter
88
Which of the following is not true for servlet?
Answer
D. It is single threaded
89
Which part of multi-tier enterprise application contains EJB component?
Answer
A. Application Server
90
Which of the following is true for Java Bean?
Answer
C. It has zero-argument constructor
91
Metal Molds for mass-producing CDs are known as:
Answer
C. Sons
92
What is the quicktime embedded HTML command?
Answer
C. HREF
93
Which of these is not likely to be the responsibility of a multimedia project?
Answer
D. Create budgets and timelines for the project
94
Identify the Macintosh character for<>
Answer
B. ?
95
Which of the following mechanism is used to achieve concurrency control?
Answer
D. Locks
96
If a program is under execution by CPU then we say the process is under:
Answer
A. CPU Burst
97
In a segmentation scheme the logical memory will be divided into:
Answer
D. Segments
98
Information in the file is processed in order, one record after another. This mode of access is called …………..
Answer
B. Sequential
99
Which of the following is in correct order of size, smallest first?
Answer
C. Sector, track, cylinder
100
The set of pages that a process is currently using is called as:
Answer
D. Working Set

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