Computer Awareness is an important section in bank recruitment's Mains Examination. Practice with Computer Aptitude questions for SBI PO 2017 Examination.

Q1. What is the 1’s complement for 10110101?
(a)10001011
(b)01001101
(c)01001010
(d)10110000
(e)11100110

Directions (2-3): Consider the given data flow diagram and answer the following questions.

Q2. The person ‘B’ is:
(a) Married, with no children
(b) Married, with at least one son
(c) Married, with at least one daughter
(d) Unmarried, with at least one son
(e) Unmarried, with no children

Q3. The person ‘A’ is:
(a) Married, with no children
(b) Married, with at least one son
(c) Unmarried, with at least one daughter
(d) Unmarried, with at least one son
(e) Unmarried, with no children

Q4. Which of the following communication modes provides bidirectional data transmission?
(a) Simplex
(b) Half Duplex
(c) Full Duplex
(d) Both (b) and (c)
(e) None of these

Q5. Which of the following option in MS Word 2010 may be used to change page-size and margins?
(a) Page Layout
(b) View
(c) Home
(d) Data
(e) Review

Q6. Which of the following symbol represents decisional or conditional statement in a flow chart?

Q7. Which of the following is the octal equivalent for binary number 100?
(a) 4
(b) 6
(c) 8
(d) 5
(e) 2

Directions (8-10) : 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

Q8. How will you represent ‘87’ in this code language?
(a) ○∆∆∆○∆∆
(b) ∆○∆○∆∆∆
(c) ∆∆○∆∆∆∆
(d) ∆○○∆○○∆
(e) ∆∆○∆∆∆○

Q9. What will be the code for ∆∆○○○∆○?
(a) 98
(b) 97
(c) 90
(d) 94
(e) 99

Q10. What will be the code for one’s complement of ∆∆○∆?
(a) 2
(b) 3
(c) 4
(d) 5
(e) 6

Q11. GIGO is a simple principle followed by Computers. GIGO stands for?
(a) Garbage In Garbage Out
(b) Great Instructions Great Output
(c) Good Input Good Output
(d) Great Instructions Go Out
(e) Gnome Instructions Global Output

Q12. Following diagram depicts which logic gate?

(a) NOR gate
(b) NOT gate
(c) OR gate
(d) NAND gate
(e) None of the above

Q13. Which of the following is not a valid octal number?
(a) 0
(b) 5
(c) 8
(d) 1
(e) 12

Q14. Which of the following are tags, when placed on an animal, can be used to record and track in a database all of the animal's movements?
(a) POS
(b) RFID
(c) OCR
(d) AR
(e) MICR

Q15. Which of the following is the correct binary form of 4A2.8D ?

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