The maximum number of covalent formed by nitrogen is

Options: 1,    2,    3,    4


More Chemistry Related questions:

The first hang gliders to be flown were flown in...?
Options: 1600s,    1700s,    1800s,    1900s


972. pratirodh ka maatrak kaunasa hai?
Options: NA

Ans: ohm, ohm

Tiger Woods is associated with which of the following sports?
Options: Table tennis,    Tennis,    Golf,    Boxing


Off-line operation is the operation of devices without the control of
Options: Memory,    CPU,    ALU,    Control unit

Ans:B ,B

The "Turing Machine" showed that you could use a/an _____ system to program any algorithmic task.
Options: binary,    electro-chemical,    recursive,    semantic

Ans:A ,A

4.A device that is used to transmit data from one location to another is referred as
Options: (A)Storage (B) Memory (C) Carrier (D) None of these 16

Ans:164. (A),164. (A)

Which company created the most used networking software in the 1980's
Options: Microsoft,    Sun,    IBM,    Novell


The Suez canal connects the
Options: Baltic sea and the Caspian sea,    Mediterranean sea and the Red sea,    Red sea and the Caspian sea,    Mediterranean sea and the North sea


Specialization is which of the following processes?
Options: Defining one or more subtypes of the supertype and forming supertype/subtype relationships.,    Defining one or more supertypes of the subtype and forming supertype/subtype relationships.,    Defining one or more subtypes of the supertype and not forming supertype/subtype relationships.,    Defining one or more supertypes of the subtype and not forming supertype/subtype relationships.

Ans:A ,A

What will be the output of the program? #include<stdio.h> #define SWAP(a, b) int t; t=a, a=b, b=t; int main() { int a=10, b=12; SWAP(a, b); printf("a = %d, b = %d\n", a, b); return 0; }
Options: a = 10, b = 12,    a = 12, b = 10,    Error: Declaration not allowed in macro,    Error: Undefined symbol 't'

Ans:B ,B

what is full form of ENIAC

Ans:Electronic Numerical Integrator and Computer,

The term 'polling' in a computer means a process by which a computer system
Options: detects/corrects errors,    multiplexes the inputs and updates the memory accordingly,    decides correct alternative by analysing several ones,    inquires to see if a terminal has any transaction to send

Ans:D ,D

Permanent hardness of water can be removed by adding
Options: chlorine,    washing soda,    potassium permanganate,    bleaching powder


Unofficial, and usually illegal, system of providing people with more then their share of goods and services where their prices are controlled, is called
Options: black money,    blue chip,    black market,    black economy


chandratal lake is in which district?
Options: kinnaur , lahul spiti , kullu, mandi

Ans: lahul spiti, lahul spiti

Which switching technology reduces the size of a broadcast domain?
Options: ISL,    802.1Q,    VLANs,    STP

Ans:C ,C

550. rediyo ka aavishkaar kisane kiya?
Options: NA

Ans: italee nivaasee maarakonee ne, italee nivaasee maarakonee ne

2.In Excel the auto calculate feature
Options: (A)Can only add values in a range of cells (B) Provides a quick way to view the results of an arithmetic operation on a range of cells (C) Automatically creates formulas and adds them to a worksheet (D) None of the above 2

Ans:22. (B),22. (B)

785. vishv baink ka mukhyaalay kahaan hai?
Options: NA

Ans: vaashingatan, vaashingatan

Mahatma Gandhi became the President of Indian National Congress in
Options: NA

Ans:Belgaum Session, 1924,Belgaum Session, 1924

. To display a shortcut menu for an object you use
Options: a. Click the object b. Right click the object c. Point the object and press Ctrl+P d. Touch the object on the screen with your finger

Ans:8 – b ,8 – b

510. godaan’ kisakee rachana hai?
Options: NA

Ans: munshee premachand, munshee premachand

. You can quickly change the appearance of your work by choosing Auto Format from the …. Menu
Options: a. Edit b. View c. Format d. Tools

Ans:– c,– c

Which of the following chemicals is useful in photography?
Options: Aluminium hydroxide,    Potassium nitrate,    Silver bromide,    Sodium chloride


Satee pratha ke ant mein sabase adhik prayaas kis samaaj sudhaarak ke rahe
Options: NA

Ans: raja ram mohan roy, raja ram mohan roy

What is computer firewall ?
Options: NA

Ans:Ans;- It is software or hardware-based program to protect against threats and make the internet sec,Ans;- It is software or hardware-based program to protect against threats and make the internet sec

6.In Access press UP ARROW or CTRL+UP ARROW
Options: (A)Move the selected control to the right (except controls that are part of a layout) (B) Move the selected control to the left (except controls that are part of a layout) (C) Move the selected control up (D) None of these 4

Ans:46. (C),46. (C)

. What is the shortcut key to insert current date in a cell?
Options: CTRL + D B. CTRL + T C. CTRL + ; D. CTRL + /

Ans: – C ,

. You can open the scenario Manager dialog box by choosing scenarios from the ….. menu.
Options: a. View b. Insert c. Format d. Tools

Ans:– d,– d

Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?
Options: Server-based,    Token-Ring,    Ethernet,    Star

Ans:A ,A

A problem's _____ will answer the question, "What does the user want to see either printed or displayed on the screen?"
Options: Input,    Output,    Processing,    Purpose

Ans:B ,B

7.In Microsoft PowerPoint the best place to find animated images for your presentation
Options: (A)Microsoft online (B) Word clipart (C) PowerPoint tools and ins (D) All of the above

Ans:7. (B),7. (B)

Doubling the operating frequency of an inductive circuit:
Options: has no effect on the inductive reactance,    doubles the amount of inductive reactance,    multiplies the inductive reactance by 6.28,    cuts the inductive reactance in half

Ans:B ,B

NOT, AND, OR and XOR are
Options: Logical Operators B. Arithmetic operators C. Relational operators D. None of the above

Ans:– A ,

The SKETCHPAD system
Options: consisted of an cathode-ray oscilloscope driven by a Lincoln Tx2 computer where by graphical information was displayed on the screen.,    is used for interactive Graphics,    is expensive because it is sophisticated and make demands on the power and resources of the computer.,    All of the above

Ans:D ,D

A system must be composed of more than one
Options: subsystem,    element,    super system,    All of the above

Ans:B ,B

The abbreviation URL stands for:
Options: User Regulation Law,    Unknown RAM Load,    Uniform Resource Locator,    Ultimate RAM Locator


The mica belt of the Himalayas, the major part of it is situated in
Options: Andhra Pradesh,    Bihar,    Rajasthan,    West Bengal


14. While working with MS-DOS, which command is used to rename a file named file1.doc to file2.doc from a different directory called dir1?
Options: a. Ren2.doc dirfile1.doc b. Ren file1.doc file2.doc c. Ren .docdir.doc d. Ren dir1file1.doc file2.doc

Ans:Correct Answer: d,Correct Answer: d

The member countries of NAFTA are
Options: USA and Canada,    USA, Canada and Mexico,    Canada and Mexico,    USA and Mexico


What configuration should a Volt-Ohm meter he set to when testing a fuse?
Options: DC volts,    AC volts,    Amperage,    Ohms

Ans:D ,D

If a load resistance is 1 kW, a stiff voltage source has a resistance of
Options: At least 10 Ohm,    less than 10 Ohm,    More than 100 k Ohm,    Less than 100 k Ohm

Ans:B ,B

406 pahale bhaarateey inglish chainal paar karane ke lie kaun tha?
Options: NA

Ans: mihir sen, mihir sen

Sound travels at the fastest speed in
Options: steel,    water,    air,    vacuum


In computer based information system (CBIS), DFD stands for:
Options: data flow diagram,    data flow descent,    dotted flow diagram,    such a terminology does not exist in CBIS

Ans:A ,A

In the PROLOG language system, facts are manipulated by:
Options: algorithms,    rules,    memory,    simulations

Ans:B ,B

In Microsoft Word move the insertion point to the beginning of the previous word
Options: (A) Shortcut CTRL+RIGHT ARROW (B) Shortcut CTRL+LEFT ARROW (C) Shortcut CTRL+DOWN ARROW (D) None of these 22.

Ans:21. (B),21. (B)

What are lines, curve, freeform, and scribble?
Options: a. Emphasis effects that can be applied to animations b. Types of custom motion paths c. Predefined entrance and exit effects d. All of the above

Ans: – B , – B

  Power Point presentation is a collection of ________
Options: Slides and Handouts B. Speaker’s notes C. Outlines D. All of the above

Ans:– D ,

What does Router do in a network?
Options: Forwards a packet to all outgoing links B. Forwards a packet to the next free outgoing link C. Determines on which outing link a packet is to be forwarded D. Forwards a packet to all outgoing links except the originated link

Ans:– C ,