and all-segment, the pseudo code would A... В. С. C. Undesirable results. D. Better use of CPU 41. When a process Is in a waiting state, it possibly needs A. Admission into a ready queue B. Scheduler dispatch C. An interrupt. D. An input/output event. 42. In design of information system, the process of reducing or eliminating redundancy and inconsistency is A. Database Normalization B. Database modeling C. Database Analysis D. Database design. 43.An algorithm is sald to be robust if A. It does what it is suppose to do. B. It is easy to use C. It does what it should do in all situations D. It does what it should do in a limited amount of time. Question 45 to 17depends on the pseudo code below not compile compile but not run compile and run with error D. compile and run without error 47. How many characters of text can be stored in a memory space of a megabyte. A. 22 characters B. 2characters C. 1 mllion characters D. 220 characters 48. Using aNarray öta data structure means A. The number of units of data must.be limited B The number of units of data may have ng imit C. The units of data must be in character form. D There is no condition imposed. 49. The Tollowing arithmetic expressions a syntactically corect for the expression *c/d A. a +a? c + b2/ d B. (a + (2ab+ a +b') c)/d C. a/d+a c/d + b°c/d + 2abcld D. a + a'c/d + b?c/d 2abc/d 50. Which of the following register is used to keep track of address of the memory location where the next instruction is located? A. Memory address register B. Memory data register C. Instruction register D. Program register Lonlac a + (a + b)? begin sum 0; fori to u do forej +1 to n do Sum -sum+t endfor end How many times willthe instruction "sum sumtij" be executed? ntimes В. 2" tlmes C. 2n times Dan times 45. How many of the instruction "sum sum+i"j are executed for every i? A. n times B. 2 times C. 2n times D. J times If the instruction <>
and all-segment, the pseudo code would A... В. С. C. Undesirable results. D. Better use of CPU 41. When a process Is in a waiting state, it possibly needs A. Admission into a ready queue B. Scheduler dispatch C. An interrupt. D. An input/output event. 42. In design of information system, the process of reducing or eliminating redundancy and inconsistency is A. Database Normalization B. Database modeling C. Database Analysis D. Database design. 43.An algorithm is sald to be robust if A. It does what it is suppose to do. B. It is easy to use C. It does what it should do in all situations D. It does what it should do in a limited amount of time. Question 45 to 17depends on the pseudo code below not compile compile but not run compile and run with error D. compile and run without error 47. How many characters of text can be stored in a memory space of a megabyte. A. 22 characters B. 2characters C. 1 mllion characters D. 220 characters 48. Using aNarray öta data structure means A. The number of units of data must.be limited B The number of units of data may have ng imit C. The units of data must be in character form. D There is no condition imposed. 49. The Tollowing arithmetic expressions a syntactically corect for the expression *c/d A. a +a? c + b2/ d B. (a + (2ab+ a +b') c)/d C. a/d+a c/d + b°c/d + 2abcld D. a + a'c/d + b?c/d 2abc/d 50. Which of the following register is used to keep track of address of the memory location where the next instruction is located? A. Memory address register B. Memory data register C. Instruction register D. Program register Lonlac a + (a + b)? begin sum 0; fori to u do forej +1 to n do Sum -sum+t endfor end How many times willthe instruction "sum sumtij" be executed? ntimes В. 2" tlmes C. 2n times Dan times 45. How many of the instruction "sum sum+i"j are executed for every i? A. n times B. 2 times C. 2n times D. J times If the instruction <>
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Answer question 46, 47, 48 showing fully all the steps. Solution should be perfect(very correct), clear, brief and explicit enough!
Transcribed Image Text:C. Undesirable results.
D, Better use of CPU
41. When a process Is in a waiting
state, it possibly needs
A. Admission into a ready queue
B. Scheduler dispatch
C. An interrupt.
D. An input/output event.
42. In design of information system,
the process of reducing or
eliminating redundancy and
inconsistency is
A. Database Normalization
B. Database modeling
C. Database Analysis
D. Database design.
43.An algorithm is sald to be robust
if
A. It does what it is suppose to do.
B. It is easy to use
C. It does what it should do in all
situations
D. It does what it should do in.a
limited amount of time.
Question 45 to 17depends on the
pseudo code below
and all segment, the pseudo code
would
A..
В.
not compile
compile but not run
compile and run with
С.
error
D.
compile and run without
error
47. How many characters of text can
be stored in a memory space of a
megabyte.
A. 221 characters
B. 2characerst
C. 1 million characters
D. 220 characters
48. Using agRarray ota data structure
means
A. The number of units of data
must.be limited
B The numben of units of data may
have ng limit
C. The units of data must be in
character form.
D There is no condition imposed.
49. The following arithmetic
expressions a syntactically correct
for the expression
*c/d
A. a +a? c + b? /d
B. (a + (2ab + a? +b) c)/d
C. a/d+a c/d + b c/d + 2abc/d
D. a + a c/d + b c/d 2abc/d
50. Which of the following register is
used to keep track of address of
the memory location where the
next instruction is located?
A. Memory address register
B. Memory data register
C. Instruction register
D. Program register
Lonlac
a + (a + b)?
begin
sum +0;
for i to n do
forej -1 to n do
Jum -sum+"
endfor
end
44. How many times willthe instruction
"sum
sumij" be executed?
ntimes
В. 2" times
C. 2n times
Dan times
45. How many of the instruction
"sum
sum+i*j are executed for
every i?
A. n times
B. 2 times
C. 2n times
D. J times
If the instruction <<sum
in the pseudo code were cancelled,
46.
0>>
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