Potassium Permanganate is used for purifying drinking water, because


Options: it is a sterilising agent,    it dissolves the impurities of water,    it is a reducing agent,    it is an oxidising agent

Ans:D,D

More General Science Related questions:


What type of addressing format is used by Class A network.
Options: Net.Net.Net.Node,    Net.Net.Node.Node,    Net.Node.Net.Node,    Net.Node.Node.Node

Ans:D ,D


A digital device that processes data is known as
Options: Data processor,    Data entry,    DBMS,    Database

Ans:A ,A


Lobsang Sangey has been re-elected as the Prime Minister of
Options: NA

Ans:The Tibetan Government in Exile,The Tibetan Government in Exile


To which of the following dynasties did King Bhoja, a great patron of literature and art, belong?
Options: Karkota,    Utpala,    Paramara,    Gurjara Pratihara

Ans:C,C


9.The type of query extract the data and put them into separate table
Options: (A)A parameter query (B) A make-table query (C) An update query (D) A crosstab query 9

Ans:89. (B),89. (B)


4.In Excel you can use the horizontal and vertical scroll bars to
Options: (A)Split a worksheet into two panes (B) View different rows and columns edit the contents of a cell (C) Edit the contents of a cell (D) View different worksheets 11

Ans:114. (B),114. (B)


How many layers does OSI Reference Model has?
Options:  4 B.  5 C.  6 D.  7

Ans:– D ,


jim kaarbet neshanal paark naineetaal (uttaraakhand)
Options: NA

Ans: 887. kaun-sa abhyaarany jangalee haathiyon ke lie prasiddh hain?, 887. kaun-sa abhyaarany jangalee haathiyon ke lie prasiddh hain?


Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from
Options: east,    west,    northeast,    southeast

Ans:A,A


108. ujjain kis nadee ke kinaare basa hai?
Options: NA

Ans: shipra , shipra


Data item characteristics that are important in data management include
Options: punctuation,    language,    spelling,    width

Ans:D ,D


. Which one of the following key is used to refresh the active window?
Options: a. F7 b. F8 c. F9 d. F5

Ans:6 – d ,6 – d


3.In Access to open the Find tab in the Find and Replace dialog box (Datasheet view and Form view only)
Options: (A)CTRL+F (B) CTRL+H (C) SHIFT+F4 (D) None of these 3

Ans:33. (A),33. (A)


No computer can do anything without a
Options: program,    memory,    chip,    output device

Ans:A ,A


Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)?
Options: Each vendor desiring to be ODBC-complaint provides an ODBC driver.,    Requires certain criteria to be met in order to establish an ODBC connection.,    Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed.,    All of the above.

Ans:D ,D


471. paudhon mein jeevan hota hai’ yah kis bhaarateey vaigyaanik ne bataaya tha?
Options: NA

Ans: jagadeesh chandr basu, jagadeesh chandr basu


The idea of "generations" of data files is closely related to
Options: transaction processing,    timesharing,    realtime processing,    batch processing

Ans:D ,D


Which of the following keys is used to move the cursor to the end of the paragraph.
Options: },    {,    |,    $

Ans:A ,A


A popular presentation program for Windows and Mac in Microsoft Office is
Options: (A) Microsoft Word (B) Microsoft PowerPoint (C) Microsoft Access (D) None of these 12..

Ans:11. (B),11. (B)


During the system study, the executive vice-president and the other managers exercise their responsibility of
Options: planning,    controlling,    directing,    organizing

Ans:B ,B


What SQL command can be used to delete columns from a table?
Options: MODIFY TABLE TableName DROP COLUMN ColumnName,    MODIFY TABLE TableName DROP ColumnName,    ALTER TABLE TableName DROP COLUMN ColumnName,    ALTER TABLE TableName DROP ColumnName

Ans:C ,C


0.In the following processes: a = a + 1; b = 2 × b; b = b + 1; a = 2 × a;the output is.
Options: (A)a > b (B) a < b (C) a = b (D) None of these. 6

Ans:60. (D),60. (D)


. A One-To-Many relationship that is not enforcing referential integrity, displays what symbol next to the foreign key field?
Options: a. 1 b. ? c. r d. None

Ans:5 – d ,5 – d


2.Software design activities involved
Options: (A)System programming (B) System operations (C) Component design (D) Component development 4

Ans:42. (C),42. (C)


kriket
Options: NA

Ans: 587. lpg ka poorn vistaar kya hoga?, 587. lpg ka poorn vistaar kya hoga?


497. painaltee kik’ shabd kis khel mein prayukt hota hai?
Options: NA

Ans: phutabol, phutabol


Conversion of binary number 1011012 to its decimal number is
Options: 4510,    4310,    4010,    4710

Ans:A ,A


The storage locations in the interal storage of a CPU are called
Options: contents,    addresses,    locations,    mask

Ans:B ,B


The most electronegative element among the following is
Options: sodium,    bromine,    fluorine,    oxygen

Ans:C,C


5.In Microsoft PowerPoint in order to edit a chart, you can
Options: (A)Triple click the chart object (B) Click and drag the chart object (C) Double click the chart object (D) Click the chart object 7

Ans:75. (C),75. (C)


What command is used to count the total number of lines, words, and characters contained in a file?
Options: countw,    wcount,    wc,    count p

Ans:C ,C


Embedded pointer provide
Options: a secondary access path,    a physical record key,    an inverted index,    All of the above

Ans:A ,A


2.Lehman’s Fifth Law (Lehman and Belady 1985) is
Options: (A)Organizational stability: Over a program’s lifetime, its rate of development is approximately constant and independent of the resources devoted to system development. (B) Conservation of familiarity: Over the lifetime of a system, the incremental change in each release is approximately constant. (C) Large program evolution: Program evolution is a self-regulating process. (D) None of these 27

Ans:272. (B),272. (B)


What does VVVF stand for?
Options: Variant Voltage Vile Frequency,    Variable Velocity Variable Fun,    Very Very Vicious Frequency,    Variable Voltage Variable Frequency

Ans:D,D


Which of the following is not a type of page margin?
Options:  A) Left, B) Right, C) Center, D) Top, 

Ans:-C,-C


A full-adder adds _____ bits, and producing a SUM and a _____
Options: 8, SUBTRACTION,    3, CARRY,    16, DIVIDE,    All of the above

Ans:B ,B


Which of the following statements are correct about the program? #include<stdio.h> int main() { printf("%p\n", main()); return 0; }
Options: It prints garbage values infinitely,    Runs infinitely without printing anything,    Error: main() cannot be called inside printf(),    No Error and print nothing

Ans:B ,B


Potato is a modified form (outgrowth) of
Options: root,    stem,    fruit,    leaf

Ans:B,B


The term gigabyte refers to
Options: 1024 bytes,    1024 kilobytes,    1024 megabytes,    1024 gigabytes

Ans:C ,C


Each year World Red Cross and Red Crescent Day is celebrated on
Options: May 8,    May 18,    June 8,    June 18

Ans:A,A


8.Which of the following fields would not make a suitable primary key ?
Options: (A)A date field (B) An invoice number (C) An autoNumber field (D) A customer’s social security number 9

Ans:98. (A),98. (A)


The total capacitance of a series capacitor circuit is:
Options: equal to the sun of the individual capacitive-reactance values,    equal to the sum of the individual capacitance values,    equal to the source voltage divided by total current,    less than the value of the smallest capacitor

Ans:D ,D


A temporary storage area, attached to the CPU, for I/O operations is a:
Options: chip,    buffer,    register,    core

Ans:B,B


Jaldapara National Park
Options: Karnataka,Kerala,West Bengal,MadhyaPradesh

Ans:West Bengal,


In SQL, which command(s) is(are) used to redefine an index's future storage allocation
Options: ALTER INDEX,    REDEFINE INDEX,    MODIFY INDEX,    DO INDEX

Ans:A ,A


winner of first baba kanshi ram pahadi gandhi price in HP
Options: shri gangveer sing, sunil sharma, jaidev kiran

Ans:jaidev kiran,jaidev kiran


The structure chart is
Options: a document of what has to be accomplished,    a statement of information processing requirement,    a hierarchical partitioning of the program,    All of the above

Ans:C ,C


When and where was weightlifting introduced in Olympics?
Options: 1986 at Athens,    1988 at Seoul,    1924 at St. Louis,    1908 at London

Ans:A,A


. What is the shortcut key to insert a new comment in a cell?
Options: F2 B. Alt + F2 C. Ctrl + F2 D. Shift + F2

Ans:– D ,


The tide produced as a consequence of the moon and the sun pulling the earth in the same direction is called
Options: ebb tide,    high tide,    spring tide,    neap tide

Ans:C,C

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