The formula C6H5-CO-CH3 represents

Options: Acetone,    Acetic acid,    Acetophenone,    Phenyl acetate


More Chemistry Related questions:

The term ‘Paper Gold’ means
Options: NA

Ans:Special Drawing Rights (SDRs) of the IMF,Special Drawing Rights (SDRs) of the IMF

The examination and changing of single bits or small groups of his within a word is called
Options: Bit,    Byte,    Bit manipulation,    Bit slice


7.Users who store data about real people for marketing purposes must register the data and its potential use with
Options: (A)The computer misuse controller (B) The data protection controller (C) HM customs and excise (D) None of above 8

Ans:87. (B),87. (B)

The members of the State Public Service Commission are appointed by the
Options: chief minister,    chief justice,    governor,    vice-president


7.What is the term to ask the computer to pt information in order numerically or alphabetically ?
Options: (A)Crop (B) Report (C) Sort (D) Organize 2

Ans:27. (C),27. (C)

4.Which one is not be structured design model ?
Options: (A)Data flow model (B) Entity relation model (C) Object-oriented model (D) Debugging 4

Ans:44. (D),44. (D)

Sir Thomas Fearnley Cup is awarded to
Options: a club or a local sport association for remarkable achievements,    amateur athlete, not necessarily an Olympian,    National Olympic Committee for outstanding work,    None of the above


hamta darra
Options: kullu, mandi-kullu, kulu-lahaul, peer-panjal-kullu-spiti


7.Which of the following terms does not describe a database structure used by a DBMS to link data from several files?
Options: (A)Relational (B) Structural (C) Network (D) All of the above 144 | 14

Ans:147. (B),147. (B)

8.Like a virus, it is also a self-replicating program. The difference between a virus and it is that a worm does not create copies of itself on one system: it propagates through computer networks.
Options: (A)Keylogger (B) Worm (C) Cracker (D) None of these

Ans:8. (B),8. (B)

While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?

Ans:C ,C

. Following is not a database model
Options: a. Network database model b. Relational database model c. Object oriented database model d. None

Ans:4 – d ,4 – d

4.In Excel if you press ……, the cell accepts your typing as its contents.
Options: (A)Enter (B) Ctrl+Enter (C) Tab (D) Insert 8

Ans:84. (A),84. (A)

While working with MS-DOS, which command is used to display the contents of a file and pause the display after each screenful of information?
Options: TYPE filename | MORE,    CAT filename | MORE,    CAT filename | pg,    MORE filename

Ans:A ,A

The dialogue techniques for terminal use do not include
Options: questions and answers,    open-ended questions,    form fillings,    menu display

Ans:B ,B

Which type of digitizer measures a wave traveling at the speed of sound?
Options: Electrostatic,    Sonic,    Digitizing sr amer,    Caparitive

Ans:B ,B

FFC stands for
Options: Foreign Finance Corporation,    Film Finance Corporation,    Federation of Football Council,    None of the above


What are the appropriate Hex codes for setting Linux swap and Linux native partition types in fdisk?
Options: 82 and 83,    92 and 93,    63 and 64,    82 and 85

Ans:A ,A

. Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.
Options: A) Arithmetic and Logic Unit B) Control Unit C) Both of above D) None of above


4.Software system consists of
Options: (A)Programs (B) Configuration files (C) Documentation (D) All of the above 7

Ans:74. (D),74. (D)

The office of the president can fall vacant due to
Options: resignation,    death,    removal,    All of the above


8.The correct matching for the following pairs is -(A)Disk sucheduling, (1) Round robin, (B) Batch processing, (2) SCAN ,(C) Time sharing, (3) LIFO, (D) Interrupt processing, (4) FIFO,
Options: (A)A-2, B-4, C-1, D-3 (B) A-1, B-2, C-3, D-4 (C) A-2, B-1, C-4, D-3 (D) None of these

Ans:248. (A),248. (A)

3.Retirement phase is
Options: (A)Reason for a computer program to resume execution after a failure, using status and results recorded at a checkpoint. (B) Period of time in the software life cycle during which support for a software product is terminated. | 105 (C) The fault detection mechanism is initiated after the system state has been changed to check if a fault has occurred. (D) None of these 22

Ans:223. (B),223. (B)

Vavan dwadashi belongs to which district
Options: kangra, shimla, solan, sirmour


The control unit of a microprocessor
Options: stores data in the memory,    accepts input data from a keyboard,    Performs arithmetic / logic / functions,    All of the above

Ans:E ,E

680. chauree-chaura kaand ke baad mahaatma gaandhee ne kaunasa aandolan sthagit kar diya tha?
Options: NA

Ans: asahayog aandolan, asahayog aandolan

How many gold medals have been won by India in the Olympics so far?
Options: 4,    8,    9,    10


When was Apple Macintosh II microcomputer introduced in the market?
Options: 1964,    1970,    1983,    1986


The physical components of a computer system is
Options: Human ware,    Firm ware,    Hardware,    Software

Ans:C ,C

darang ghati 1 and darang ghati 2 wild life senctuary is in which district
Options: kangra, shimla, solan, sirmour

Ans:shimla,shimla samay sanyukt raashtr sangh ke kitane desh sadasy hain ?
Options: NA

Ans: 193, 193

. What is the keyboard shortcut for creating a chart from the selected cell range?
Options: a. F2 b. F4 c. F8 d. F11

Ans:– d,– d

9.All the above* Which of the following data structures are indexed structures
Options: (A)linear arrays (B) linked lists (C) both of above (D) none of above 4

Ans:39. (A),39. (A)

7.In Excel A certain spreadsheet shows in Page Break Preview that cells in Rows 1-25 have white background. The cells in row 26 that contain data have a dark grey background, when you click the Print button
Options: (A)nothing will print because some cells with data have been omitted (B) only the cells with gray background will print (C) the whole sheet will print (D) only the cells with white background will print 11

Ans:117. (D),117. (D)

1.KDD (Knowledge Discovery in Databases) is referred to
Options: (A)Non-trivial extraction of implicit previously unknown and potentially useful information from data(B) Set of columns in a database table that can be used to identify each record within this table uniquely. (C) collection of interesting and useful patterns in a database (D) none of these 5

Ans:51. (A),51. (A)

8.Electronic Commerce referred to
Options: (A)The conduct of business with the assistance of telecommunications and telecommunications-based tools (B) The conduct of commerce in goods and services, with the assistance of telecommunications and telecommunications-based tools (C) It refers to means whereby sellers can communicate their offerings to potential buyers. (D) None of these

Ans:8. (B),8. (B)

The "walk-through" method of programming a robot involves:
Options: walking through your suggested procedure with your supervisor prior to programming,    physically moving the robot through all the motions it is to repeat,    moving the robot from one location to another,    All of the above.

Ans:B ,B

The task(s) of the Lexial analysis phase is/are:
Options: to parse the source program into the basic elements or tokens of the language,    to build a literal table and an identifier table,    to build a uniform symbol table,    All of the above

Ans:D ,D

The buffers statement is found in what file?
Options: Config.sys,    Autoexec.ncf,    Autoexec.bat,    Neb.cfg

Ans:A ,A

. The Cancel and Enter buttons appear in the:
Options: a. Title bar b. Formula bar c. Menu bar d. Sheet tabs

Ans:– b,– b

961. vishv ka sabase bada praayadveep kaunasa hai?
Options: NA

Ans: arab praayadveep, arab praayadveep

Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field?
Options: Clockwise,    Counterclockwise,    Out of this page,    Into this page

Ans:B ,B

To _____ is to decide in advance on a course of action.
Options: master,    decision,    plan,    control

Ans:C ,C

24. The minimum number of rows and columns in MS Word document is
Options: a. 1 and 1 b. 2 and 1 c. 2 and 2 d. None of above

Ans:– A ,– A

An information system that supplies information specifically to aid managers with decision-making responsibilities is called a
Options: DBMS,    MIS,    DSS,    DBA

Ans:B ,B

. Which function is used to calculate depreciation, rates of return, future values and loan payment amounts?
Options: a. Logical b. Math & Trigonometry c. Statistical d. Financial

Ans:– d,– d

As a general rule.
Options: MIS performance criteria determine management information needs, and these needs determine the objectives of the firm.,    the firm's objective determine management information needs, and these needs determine MIS performance criteria,    management information needs determine MIS performance criteria, and these criteria determine the firm's objectives,    the firm's objectives determine MIS performance criteria, and these criteria determine manage¬ment information needs.

Ans:B ,B

The process of capture of precipitation by the plant canopy and its subsequent return to the atmosphere is called
Options: sublimation,    stem flow,    interception,    through fall


A seed is ripened
Options: Oule,Luoe,Ovule, Ovuli


Galileo was an Italian astronomer who
Options: developed the telescope,    discovered four satellites of Jupiter,    discovered that the movement of pendulum produces a regular time measurement,    All of the above