Computer Aptitude Questions for IBPS PO Mains 2017

Dear Readers,

Computer Questions for IBPS RRB Mains 2017

IBPS has introduced Computer Aptitude this year (clubbed with Reasoning Section) in the Mains Examination of Probationary Officer Recruitment. Aspirants preparing for SBI must be familiar with Computer Aptitude Section. You must prepare basics of Computer Knowledge for this section to score well. The only difference between Computer Aptitude and Computer Awareness/Knowledge is the practical approach of questions asked in Computer Aptitude. Practice with these 15 questions of Computer Aptitude for IBPS PO Mains 2017 Exam. 

Q1. Which of the following is the correct binary form of 4A2.8D16 ?
(a) 010010100010.100011012
(b) 010110100010.111011012
(c) 011110100010.100011012
(d) 010010111110.100011012
(e) None of these

Q2.  Which of the following symbol represents decisional or conditional statement in a flow chart?

Q3. Which of the following is not a valid binary number?
(a) 00000
(b) 11111
(d) 101010
(e) 010101

Q4. If ∆ represents ‘1’ and ○ represents ‘0’. What will be the one’s complement of - ○∆∆○○∆?
(a) 011001
(b) 100110
(c) 101010
(d) 000000
(e) 111111

Q5.  Following diagram depicts which logic gate?
(a) NOR gate
(b) NOT gate 
(c) OR gate
(d) NAND gate
(e) None of the above

Q6. Which of the following is a correct set of hexadecimal digits?
(a) 102n
(b) a19fk
(c) ZOLO12
(d) FACE
(e) 0101xx

Q7. Which of the following is a Logical Conjunction?
(a) AND gate 
(b) OR gate
(c) NOT gate
(d) both(a) and (b)
(e) All of the above

Q8. If Ӣ represents ‘1’ and Ṉ represents ‘0’. A and B are two input ends of OR logic gate and C is the only output. What will be the output if the input is A= Ӣ and B= Ӣ?
(a) Ṉ Ӣ
(b) Ṉ
(c) Ӣ 
(d) Ӣ Ṉ
(e) Ӣ Ṉ Ӣ

Directions (9-11) : Triangle represents ∆ (1) and circle represents ○ (0). If triangle appears in unit's place then its value is 1. If it appears in 10's place its value is doubled to 2 like that it continues. Using the given terminology answer the following questions. For example: 

∆ = 1
∆○∆ = 4, 0, 1 = 4+0+1
∆○ = 2

Q9. How will you represent ‘87’ in this code language?
(a) ○∆∆∆○∆∆
(b) ∆○∆○∆∆∆
(c) ∆∆○∆∆∆∆
(d) ∆○○∆○○∆
(e) ∆∆○∆∆∆○

Q10. What will be the code for ∆∆○○○∆○? 
(a) 98 
(b) 97 
(c) 90 
(d) 94 
(e) 99

Q11. What will be the code for one’s complement of ∆∆○∆? 
(a) 2 
(b) 3 
(c) 4 
(d) 5 
(e) 6

Q12. Which of the following number systems is considered as a base-10 number system?
(a) Decimal number system
(b) Binary number system
(c) Octal number system
(d) Hexadecimal number system
(e) None of these

Q13. The hexadecimal number system represents symbols __________ and __________.
(a) 0-9, A-E
(b) 0-9, A-F
(c) 1-10, A-E
(d) 1-10, A-F
(e) None of these

Q14. The conversion of the binary number 101001110112 into its decimal form is __________.
(a) 133910
(b) 134910
(c) 139310
(d) 193910
(e) None of these

Q15. __________ are the gates that can be used to implement any type of Boolean logic.
(a) OR gates
(b) Universal gates
(c) NAND gates
(d) Exclusive-NOR gates
(e) AND gates


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