Sonata Previous Years Solved Sample Placement Papers
- Which of the following groups consist of only output devices?
(A) Scanner, Printer, Monitor
(B) Keyboard, Printer, Monitor
(C) Mouse, Printer, Monitor
(D) Plotter, Printer, Monitor
(E) None of these
Answer: (D) Plotter, Printer, Monitor - The rectangular area of the screen that displays a program, data, and/or information is a—
(A) title bar
(B) button
(C) dialog box
(D) window
(E) None of these
Answer: (D) window - In a row of children facing North, Bharat is eleventh from the right end and is third to the right of Samir who is fifteenth from the left end. Total how many children are there in the row ?
(A) 29
(B) 28
(C) 30
(D) 27
Ans: (B) - Any data or instruction entered into the memory of a computer is considered as:
a) storage
b) output
c) input
d) information
e) None of these
Answer: a) storage - Which part of the computer displays the work done?
a) RAM
b) printer
c) monitor
d) ROM
e) None of these
Answer: c) monitor - One of the methods for Market Monitoring is:
a) to watch TV serials
b) to discuss with other salespersons
c) to monitor media outlets
d) All of these
e) None of these
Answer: c) to monitor media outlets - Market Expansion means:
a) hiring more staff
b) firing more staff
c) buying more products
d) buying more companies
e) None of these
Answer: e) None of these - A series of instructions that tells a computer what to do and how to do it is called a:
a) program
b) command
c) user response
d) processor
e) None of these
Answer: a) program - Effective marketing helps in:
a) developing new products
b) creating a competitive environment
c) building demand for products
d) All of these
e) None of these
Answer: d) All of these -
What is the time complexity of an infix to postfix conversion algorithm?
a) O(N log N)
b) O(N)
c) O(N²)
d) O(M log N)
Answer: b
Explanation: The time complexity of an infix to postfix expression conversion algorithm is mathematically found to be O(N).
-
What is the postfix expression for the corresponding infix expression?
a+b*c+(d*e)
a) abc*+de*+
b) abc+*de*+
c) a+bc*de+*
d) abc*+(de)*+
Answer: a
Explanation: Using the infix to postfix expression conversion algorithm, the corresponding postfix expression is found to be abc*+de*+.
-
Parentheses are simply ignored in the conversion of infix to postfix expression.
a) True
b) False
Answer: b
Explanation: When a parenthesis is encountered, it is placed on the operator stack. When the corresponding parenthesis is encountered, the stack is popped until the other parenthesis is reached and they are discarded.
- He has good ________ over famous world languages.
A. authority
B. expertise
C. hold
D. command
Answer: D - Successful people are genuinely very efficient in ________ their task.
A. making
B. Attaining
C. achieving
D. Accomplishing
Answer: D - A committee was formed to look _________ the building.
A. after
B. at
C. upto
D. On
Answer: A - √0.09 = 3; 𝑥 = ?
A. 10
B. 1/10
C. 1/3
D. 1
Answer: A - 25% of 4 ÷ 4 % of 25 = ?
A. 1
B. 3
C. 0
D. 67
Answer: A