Directions (Q.1-4): Study the following information carefully to answer following information carefully to answer the questions.
Five boys and five girls are sitting in a row. Find the probability that
Q1.All the girls are sitting together.
(a)1/42 (b)41/42 (c)3/35 (d)1/42 (e)None of the above
Q2.All the boys are sitting together.
(a)3/42 (b)41/42 (c)3/35 (d)1/42 (e)None of the above
Q3.All the girls are not sitting together.
(a)41/42 (b)39/42 (c)31/42 (d)31/35 (e)None of the above
Q4.All the boys are not sitting together.
(a)3/35 (b)43/49 (c)41/42 (d)1/42 (e)None of the above
Q5.An elevator starts with 5 passengers and stops at 8 different floors of the house. Find out the probability of the all the 5 passengers alighting at different floors.
(a)101/512 (b)105/512 (c)107/512 (d)109/512 (e)None of the above
Q6.If a 4-digit number is formed at random using the digits 1, 3, 5, 7 and 9 without repetition, then the probability that it is divisible by 5, is
(a)4/5 (b)3/5 (c)1/5 (d)2/3 (e)None of the above
Direction (Q.7-8): Study the information carefully to answer the questions that follow.
A basket contains 3 blue, 2 green and 5 red balls.
Q7.If three balls picked at random, what is the probability that at least one is red?
(a)1/2 (b)7/12 (c)11/12 (d)1/5 (e)None of the above
Q8. If four balls are picked at random, what is the probability that two are green and two are blue?
(a)1/18 (b)1/70 (c)3/5 (d)1/2 (e) None of the above
Q9. Two persons A and B appear in an interview for two vacancies. If the probabilities of their selections are 1/4 and 1/6, respectively, then the probability that none of them is selected, is
(a)5/8 (b)5/12 (c)1/12 (d)1/24 (e)None of the above
Q10. The probabilities of solving a problem by three students. A, B and C are 1/2,1/3 and 1/4, respectively. The probability that the problem will be solved, is
(a)1/4 (b)1/2 (c)3/4 (d)1/3 (e)None of the above
Answers 1.a 2.d 3.a 4.c 5.b 6.c 7.c 8.b 9.a 10.c
1.a 2.d 3.a 4.c 5.b 6.c 7.c 8.b 9.a 10.c
Direction (1-5):Read the following information carefully and answer the questions given below:
Six persons A, B, C, D, E and F are sitting around a round table facing towards the centre of the table in a restaurant. They have ordered for different items (Pizza, Strawberry, Vanilla, Burger, Pastries and Patties) as their lunch. They are wearing T-shirts of different colours, i.e. white, black, green, red, yellow and blue. Order of items for the lunch and colours of T-shirts are not necessarily according to the order of their names.
I.The persons who have ordered for Pizza, Vanilla and Pastries are neither in white T-shirt nor in black.
II.The persons who are in green and yellow T-shirts have neither ordered for Pizza nor for Vanilla.
III.A is neither in white T-shirt nor on the immediate left of the person who has ordered for Burger.
IV.The only person who is between E and F eats Strawberry. The person who is on the left side of the person in white T-shirt does not eat Patties.
V.D has ordered Burger and the colour of his T-shirt is green. He is facing the person who has ordered for Strawberry.
VI.One who has ordered for Pizza is seated opposite to the person wearing blue T-shirt, while the person whose T-shirt is of green colour is on the left of the person who has ordered for Pastries.
VII.One who has ordered for Patties is on the immediate right of the person in white T-shirt but on the immediate left of the person who has ordered for Vanilla.
VIII.C has not ordered for Vanilla while F has not ordered for Pizza.
Q1.Who among the following is in white T-shirt?
a.A b.B c.C d.E e.None of these
Q2.The only person, who is between E and D, is wearing T-shirt of the colour
a.red b.blue c.black d.yellow e.None of these
Q3.Who among the following has ordered for Pastries?
a.A b.B c.C d.E e.None of these
Q4.Which of the following is correctly matched?
a.A – Yellow – Burger b.B – Red – Vanilla c.E – Red – Pizza d.F – Black – Pastries e.None of these
Q5.The colour of the T-shirt of the person, who has ordered for Patties, is
a.red b.yellow c.blue d.black e.None of these
Directions (Questions 6 to 8): Read the following information carefully and answer the questions given below:
(i)There are five types of cards viz. A, B, C, D and E. There are three cards of each type. These are to be inserted in envelopes of three colours – Red, Yellow and Brown. There are five envelopes of each colour.
(ii)B, D and E type cards are inserted in red envelopes. A, B and C type cards are to be inserted in yellow envelopes and C, D and E type cards are to be inserted in brown envelopes.
(iii)Two cards each of B and D type are inserted in red envelopes.
Q6.Which of the following combinations of types of cards and the number of cards and colour of envelope is definitely correct?
a.A-2, B-2, C-1 : Yellow b.C-2, D-1, E-2 : Brown c.C-1, D-2, E-2 : Brown d.B-2, D-2, A-1 : Red e.None of these
Q7.Which of the following combinations of colour of the envelope and the number of cards is definitely correct in respect of E-type cards?
a.Red – 1, Yellow -2 b.Yellow – 1, Brown – 2 c.Red – 2, Brown – 1 d.Red – 2, Yellow -1 e.None of these
Q8.Which of the following combinations of the type of cards and the number of cards is definitely correct in respect of yellow coloured envelopes?
a.A – 2, E – 1, D – 2 b.A – 2, B – 1, C – 2 c.A – 3, B – 1, C – 1 d.B – 1, C – 2, D – 2 e.None of these
Directions (Questions 9 to 10): Read the following information carefully and answer the questions given below:
Three persons A, B and C wore shirts of black, blue and orange colours (not necessarily in that order) and pants of green, yellow and orange colours (not necessarily in that order). No person wore pant and shirt of the same colour. Further, it is given that
1.A did not wear shirt of black colour.
2.B did not wear shirt of blue colour.
3.C did not wear shirt of orange colour.
4.A did not wear pant of green colour.
5.B wore pant of orange colour.
Q9.What were the colours of pant and shirt worn by C, respectively?
a.Yellow and Black b.Yellow and Blue c.Green and Blue d.Orange and Black e.None of these
Q10.Who did not wear the orange colour?
a. A b. B c. C d. A & C e. None of these
Answers 1. c 2. d 3. a 4. c 5. d 6. b 7. e 8. c 9. c 10.c
1. c 2. d 3. a 4. c 5. d 6. b 7. e 8. c 9. c 10.c
Directions (Q. 1-10): Read each sentence any to find out whether there is any grammatical error or idiomatic error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer,. If there is no error, the answer is (5). (Ignore errors of punctuation. if any.)
Q1. Our Housing Society comprises of 1)/eight blocks and 2)/forty-eight flats in an 3)/area of about thousand sq metres 4)./ No error 5)
Q2. It being a 1)/pleasant morning 2)/ decided to go out 3)/ on walking in the garden. 4)/ No error 5)
Q3. We are happy that 1)/ our Prime Minister 2)/ with the members 3)/ of his cabinet are to be present at the function. 4)/ No error 5)
Q4. Neither the size nor the colour 1)/ of clothes which 2)/ I purchased for him 3)/ yesterday were right. 4)/ No error 5)
Q5. I heard to my surprise 1)/ that the present 2)/ I send him was not 3)/ to his taste. 4)/ No error 5)
Q6. Let us refer 1)/ this matter to the principal. 2)/ We shall abide 3)/ with his decision. 4)/ No error 5)
Q7. If I would have come 1)/ a little earlier, I would have 2)/ got a glimpse 3)/ of my beloved leader. 4)/ No error 5)
Q8. When you buy something 1)/ on the instalment system 2)/ you are not required to pay 3)/ the whole price at once. 4)/ No error 5)
Q9. I am waiting for you 1)/ for the last two hours 2)/ but you did not bother 3)/ to turn up in time 4)/ No error 5)
Q10. The Head of the Department, 1)/ along with is colleagues are coming 2)/ to attend the conference which is 3)/ scheduled this afternoon. 4)/ No error 5)
Answer & Explanation 1.1 of cant use with comprise
2.4 on should be replace with for
3.4 replace are with is
4.4 replace were with was
5.3 i send for him is correct
6.4 with replace with by
7.1 i had in place of would have
8.4 replace at once with at begining
9.1 I have been
10.2 are replace with is
1.1 of cant use with comprise
Q1. Which of the following is/are type of Operating System?
1. Batch Processing 2. Multithreading 3. Multitasking 4. Real Time 5. All of the above
Q2. What does MODEM stands for?
1. Modulator-Demodulator 2. Main of Domain End Machine 3. Multiplexing Other Device Encoding Message
4. Multiplexing On Demultiplexed Embedded Machine 5. None of the above
Q3. ___________ is mnemonic version of machine code.
1. Low level language 2. High level language 3. Assembly code 4. Communication code
5. None of the above
Q4. What is the portion of memory made of high speed SRAM called?
1. RAM Cache 2. Memory Cache 3.DRAM Cache 4. ROM Cache 5. Both (a) and (b)
Q5. In MS Word Ctrl+[ is the key combination for?
1. To reduce the font size of selected text 2. To highlight the selected text 3. To change the font of selected text
4. To select the text 5. To add a cell in a table
Q6. What is the function of Primary Key in a RDBMS?
1. It is a unique key from another table 2. It allows redundant record in a table
3. It allows default value null for its records 4. It adds present date and time in each record 5. None of the above
Q7. Which among the following is not an open source operating system?
1. GNU 2. MINIX 3. LINUX 4. Microsoft Windows 5. None of the above
Q8. Which among the following has file extension .pptx?
1. MS Word 2. MS PowerPoint 3. MS Excel 4. MS Access 5. Text Document file
Q9. Which among the following is not a type of system bus in computer architecture?
1. Data Bus 2. Control Bus 3. Address Bus 4. ROM Bus 5. None of the above
Q10. Which of the following statement is not true about microcomputers?
1. It is a small, relatively inexpensive computer with a microprocessor as its central processing unit
2. The improvements in cost and usability resulted in an explosion in their popularity
3. It has high-level computational capacity compared to a general-purpose computer.
4. The predecessors to these computers, mainframes and minicomputers
5. None of the above
Answers 1.5 2.1 3.3 4.5 5.1 6.5 7.4 8.2 9.4 10.3
1.5 2.1 3.3 4.5 5.1 6.5 7.4 8.2 9.4 10.3