Optical fibre works on the


Options: principle of refraction,    total internal reflection,    scattering,    interference

Ans:B,B

More physics Related questions:


. Which of the following is used only for data entry and storage, and never for processing?
Options: A) Mouse B) Dumb terminal C) Micro computer D) Dedicated data entry system

Ans:B,B


What was Yashpal Sharma's best score in First Class Cricket?
Options: 201 not out,    200,    199,    153 not out

Ans:A,A


112. raajy sabha ke sadasyon ka chunaav kitanee avadhi ke lie kiya jaata hai?
Options: NA

Ans: chhah varsh , chhah varsh


The analyst learns of the manager's information needs through use of
Options: mail survey,    in depth interview,    controlled experiment,    observation

Ans:B ,B


The proportion of forest to the total national geographical area of India as envisaged by National Forest Policy is
Options: 30.3%,    33.3%,    38.3%,    42.3%

Ans:B,B


Single spacing in MS-WORD document causes ____ point line spacing?
Options: 10 B. 12 C. 14 D. 16

Ans:– B ,


Fathometer is used to measure
Options: Earthquakes,    Rainfall,    Ocean depth,    Sound intensity

Ans:C,C



Options: format, header and footer B. view, footer C. insert, header and footer D. view, header and footer

Ans:– D ,


The power to decide an election petition is vested in the
Options: Parliament,    Supreme Court,    High courts,    Election Commission

Ans:C,C


You are about to install a second IDE hard drive in a PC that has only one IDE adapter. Your first hard drive will still be the boot drive. How should the second drive be configured?
Options: as a master,    as a secondary,    as a slave,    as a primary

Ans:C ,C


Identity the advantages that Micro Channel Architecture offers over ISA.
Options: Automatic System Configuration,    Less Interference,    Multiple device handling (the system allows expansion boards to take complete of the bus for certain operations),    Greater data transfer rates

Ans:E ,E


. Which of the following is not true regarding Conditional Formatting?
Options: a. You can add more than one condition to check b. You can set condition to look for Bold and apply Italics on them. c. You can apply Font, border and pattern formats that meets the specified conditions d. You can delete any condition from Conditional Formatting dialog box if it is not requried

Ans:– b,– b


The function(s) of file system is (are):
Options: to provide complete file naming freedom to the users and to permit controlled sharing of files,    to provide for long and short term storage of files with appropriate economic tradeoffs.,    to provide security against loss of information due to system failure,    all of the above

Ans:D ,D


. Which computers used operating systems by Microsoft?
Options: A) IBM PCs B) Apple/Macintosh PCs C) IBM Compatibles D) Both A & C

Ans:D,D


The sequence of layers of atmosphere from earth to upwards is
Options: troposphere, tropopause, stratosphere, stratopause, mesosphere, mesopause, ionosphere(thermosphere, thermopause, exosphere),    troposphere, stratosphere, stratopause, mesosphere , ionosphere,    troposphere, tropopause, stratosphere, thermosphere, exosphere,    troposphere, tropopause, stratosphere, mesosphere , exosphere, thermosphere, thermopause}

Ans:A,A


The most electropositive elements among the following is
Options: Na,    Ca,    K,    Cs

Ans:D,D


Position of HP north pole
Options: 22"30',30"22',12"33',33"12'

Ans:B,30"22'


suhi mela belongs to which district
Options: kinnaur , lahul, kullu, chamba

Ans:chamba,chamba


. In Excel, the Fill Color button on the Formatting toolbar is used for what?
Options: a. To insert a background. b. To add borders. c. To select a distribution of figures. d. To add shading or color to a cell range.

Ans:– d,– d


Which of the following signs is used to back up over typing errors in vi?
Options: @,    #,    $,    !

Ans:B ,B


A transistor has how many doped regions?
Options: 1,    2,    3,    4

Ans:C ,C


Cascade delete option
Options: a. is used to delete all the records of all tables in a database b. will repeat the recent delete operation to all the records of current table c. is available in Edit relationship dialog box which makes sure that all the related records will be deleted automatically when the record from parent table is deleted d. None of above

Ans:dash; c,dash; c


What is Magna Carta?
Options: It was a charter of Rights granted to the Englishmen during 1215 AD by King John II,    It was a charter guaranteeing the freedom of the barons, the church and the common man,    It is the foundation stone of the rights and liberties of the English people,    All of the above

Ans:D,D


. Which technology is used in Compact disks?
Options: A) Mechanical B) Electrical C) Electro Magnetic D) Laser

Ans:D,D


A table that displays data redundancies yields ____________ anomalies
Options: Insertion B. Deletion C. Update D. All of the above

Ans:– D ,


Bit map terminal
Options: support displays containing multiple windows,    requires considerable amount of video RAM,    requires tremendous amount of copying and hence low performance,    All of the above

Ans:D,D


6.In Access press ALT+F11 to
Options: (A)Display the Control menu (B) Display the shortcut menu (C) Close the active window (D) Switch between the Visual Basic Editor and the previous active window 2

Ans:26. (D),26. (D)


Nuclear fission is caused by the impact of
Options: neutron,    proton,    deuteron,    electron

Ans:A,A


. The Third Generation Computer was made with ________.
Options: A) Vacuum Tube B) Discrete Components C) IC D) Bio Chips

Ans:C,C


The largest Indian State by area is
Options: Rajasthan,    Maharashtra,    Uttar Pradesh,    Madhya Pradesh

Ans:A,A


. You created a query with two tables that have relationship of One-To-Many with referential rules applied. The first table has 3 records and the second has 8. With using a right outer join, how many records will the resulting recordset have?
Options: a. 5 b. 8 c. 24 d. Not enough information to tell

Ans:9 – c ,9 – c


What kind of device is a diode?
Options: Bilateral,    Linear,    Nonlinear,    Unipolar

Ans:C ,C


What voltage does a Pentium system use?
Options: +12 volts,    + 5 volts,    + 8 volts,    +3.3 volts

Ans:D ,D


The process of weathering results into
Options: the complete loss of particular atoms or the compounds from the weathered surface,    the addition of specific atoms or compounds to the weathered surface,    a breakdown of one mass in to two or more masses, with no chemical change in the mineral or rock,    All of the above

Ans:D,D


Is the following statement a declaration or definition? extern int i;
Options: Declaration,    Definition,    Function,    Error

Ans:A ,A


The longest epoch of the tertiary period is
Options: Palaeocene,    Eocene,    Oligocene,    Miocene

Ans:B,B


356. muslim leeg ne bhaarat vibhaajan kee maang sabase pahale kab kee thee?
Options: NA

Ans: 1940, 1940


5.Match the following : A- Maintenance control: B- Maintenance prediction: C- Maintenance process: 1-Cost of planning and scheduling hardware preventive maintenance, and software maintenance and upgrades, managing the hardware and software baselines, and providing response for hardware corrective maintenance. 2Predicting the number of change requires a system understanding and the relationship between the system and external environment. 3- It is triggered by a set of change requests from system users, management or customers.
Options: (A)A-1, B-3,C-2 (B) A-1,B-2,C-3 (C) A-2,B-3,C-1 (D) A-3,B-2,C-1 21

Ans:215. (B),215. (B)


. A characteristic of card systems is:
Options: A) Slowness in processing data B) Using cards as records of transactions C) Needing a larger DP staff D) All of the above

Ans:D,D


Any type of storage that is used for holding information between steps in its processing is
Options: CPU,    Primary storage,    Intermediate storage,    Internal storage

Ans:C ,C


The main use of salt in the diet is to
Options: make the taste of food better,    produce in small amounts the hydrochloric acid required for the digestion of food,    ease the process of cooking,    increase the solubility of food particles in water

Ans:B,B


When and where is the next winter Olympics scheduled to be held?
Options: 2015, Salt Lake City (USA),    2016, Turin (Italy),    2017, Nagono (Japan),    2018, Pyeongchang (South Korea)

Ans:D,D


The company that grew out of research at the MIT AI lab is:
Options: AI corp,    LMI,    Symbolics,    both (b) and (c)

Ans:D ,D


Which of the following applies to external DOS commands?
Options: External commands reside in RAM until called,    External commands are stored on disk separately from COMMAND.COM,    External commands must always be used with the /e switch,    External commands can only be executed from a batch file.

Ans:B ,B


3.Software engineering is an engineering discipline concerned with
Options: (A)Software development (B) Software production (C) Software implementation (D) All the above

Ans:3. (D),3. (D)


Which option will be used with ps command to slow the entire command line of the process being run?
Options: -4,    -f,    -1,    -2

Ans:B ,B


7.In Excel how do you delete a column?
Options: (A)Select the column heading you want to delete and select the Delete Row button on the standard toolbar (B) Select the column heading you want to delete and select Insert Delete from the menu (C) Select the row heading you want to delete and select Edit>Delete from the menu (D) Right click the column heading you want to delet and select delete from the shortcut menu 10

Ans:107. (D),107. (D)


4.Extendible architecture is
Options: (A)Modular design of a software application that facilitates the integration of new modules (B) Showing a universal law or rule to be invalid by providing a counter example (C) A set of attributes in a database table that refers to data in another table (D) None of these 4

Ans:44. (A),44. (A)


To whom was 'Bharat Ratna' awarded in 1999?
Options: Lata Mangeshkar,    Amartya Sen,    M. S. Subbulakshmi,    Atal Behari Vajpayee

Ans:B,B


8. …..interface consists of things like program counter, registers, interrupts and terminals
Options: a. Hardware b. Software c. Data d. None

Ans:Correct Answer: a,Correct Answer: a

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