Friday, 31 March 2017

QUIZ:COMPUTERS

Q1. Who among the following is inventor of transistors?
(a) Walter Houser Brattain
(b) John William
(c) John Bardeen
(d) Charles Babbage
(e) Both (a) and (c)

Q2. In E-R diagram, relationship is represented by _________.
(a) diamond shaped
(b) circular shaped
(c) ellipse shaped
(d) square shaped
(e) double line

Q3. What is periodically adding, changing and deleting file records called?
(a) renewing
(b) upgrading
(c) restructuring
(d) updating
(e) None of these

Q4. Which among the following is the short cut key to open Font dialog box in MS Word?
(a) Ctrl + F
(b) Alt + Ctrl + F
(c) Ctrl + D 
(d) Ctrl + Shift + D
(e) Alt + F4

Q5. What is gutter margin?
(a) Margin that is added to the left margin when printing
(b) Margin that is added to right margin when printing
(c) Margin that is added to the binding side of page when printing
(d) Margin that is added to the outside of the page when printing
(e) None of these

Q6. If you wish to extend the length of the network without having the signal degrade, you would use a _____. 
(a) Repeater 
(b) Router 
(c) Gateway 
(d) Switch 
(e) None of these 

Q7. What is a Firewall in Computer Network? 
(a) The physical boundary of Network 
(b) An operating System of Computer Network 
(c) A system designed to prevent unauthorized access  
(d) A web browsing Software 
(e) None of these 

Q8. The process of trading goods over the internet is known as _________.
(a) E-selling-n-buying 
(b) E-trading 
(c) E-finance 
(d) E-salesmanship 
(e) E-commerce 

Q9. C was developed by ______. 
(a) Ada Byron 
(b) Bill Gates 
(c) Blaise Pascale 
(d) Dennis Ritchie 
(e) Charles Babbage

Q10. Which of the following is a programming language? 
(a) Lotus 
(b) Pascal 
(c) MS-Excel 
(d) Netscape 
(e) None of these 

Q11. BIOS stands for  _________.
(a) Basic Input Output Service 
(b) Basic Inner Output System 
(c) Better Input Output Service 
(d) Better Input Output System 
(e) Basic Input Output System 

Q12. Who is the inventor of Tabulating Machine? 
(a) Charles Babbage 
(b) Blaise Pascal 
(c) Ada Byron 
(d) Herman Hollerith 
(e) None of these 

Q13. _____ is an essential program which makes it easy to use a computer for end-user.  
(a) Operating system  
(b) Application 
(c) Utility 
(d) Network 
(e) Keyboard

Q14. Which disk is used to cold boot a PC?  
(a) Setup disk 
(b) System disk 
(c) Diagnostic Disk 
(d) Program disk 
(e) None of the above 
Q15. Which of the following is the smallest computer?  
(a) Notebook 
(b) Laptop 
(c) Desktop 
(d) Workstation 
(e) TV

SOLUTIONS

S1. Ans (e)
Sol. Walter Houser Brattain was an American physicist, along with John Bardeen and William Shockley, invented the point-contact transistor.

S2. Ans (a)
Sol. Diamond shaped figure is used to represent relationship in E-R diagram.

S3. Ans (d)
Sol. Updating is periodically adding, changing and deleting file records

S4. Ans (c)
Sol. Ctrl + D is the shortcut key to open font dialog box.

S5. Ans (c)
Sol. A gutter margin setting adds extra space to the side margin or top margin of a document that you plan to bind. A gutter margin helps ensure that text isn't obscured by the binding.

S6. Ans. (a)
Sol. A repeater is an electronic device that receives a signal and retransmits it at a higher level or higher power, or onto the other side of an obstruction, so that the signal can cover longer distances.

S7. Ans. (c)
Sol. Firewall in Computer Network is a system designed to prevent unauthorized access.

S8. Ans. (e)
Sol. E-commerce is the process of trading goods over the internet.

S9. Ans. (d)
Sol. C is a general-purpose, high-level language developed by Dennis Ritchie.

S10. Ans. (b)
Sol. Pascal is the only programming language among given options.

S11. Ans. (e)
Sol. BIOS is the acronym for Basic Input Output. The BIOS is a type of firmware used to perform hardware initialization during the booting.

S12. Ans. (d) 
Sol. The tabulating machine was an electromechanical machine designed to assist in summarising information and, later, accounting. Invented by Herman Hollerith, the machine was developed to help process data for the 1890 U.S. Census.

S13. Ans. (a) 
Sol. Operating System acts as an interface between the computer components and the user making it easy for the end user to operate the system.

S14. Ans. (b) 
Sol.  System disk is used to cold boot a PC.

S15. Ans. (a) 
Sol. Notebook is smallest computer among given options.