Brass gets discoloured in air because of the presence of which of the following gases in air?

Options: Oxygen,    Hydrogen sulphide,    Carbon dioxide,    Nitrogen


More General Science Related questions:

What will be the output of the program? #include<stdio.h> int X=40; int main() { int X=20; printf("%d\n", X); return 0; }
Options: 20,    40,    Error,    No Output

Ans:A ,A

How does common salt help in separating soap from the solution after saponification?
Options: By decreasing density of Soap,    By decreasing solubility of Soap,    By increasing density of Soap,    By increasing solubility of Soap


Chhatradi Yatra belongs to which district
Options: chamba, kinnaur, lahul spiti, kullu


Which of the following will not cut information?
Options: a. Pressing Ctrl + C b. Selecting Edit>Cut from the menu c. Clicking the Cut button on the standard d. Pressing Ctrl+X

Ans:8211; a,8211; a

Daisy chain is a device for
Options: connecting a number of controllers to a device,    connecting a number of devices to a controller,    interconnecting a number of devices to a number of controllers,    all of the above

Ans:B ,B

. Which operating system can you give smallest file name?
Options: a. Ps/2 b. Dos c. Windows d. Windows NT

Ans: b, b

Which of the following technique is used for fragment?
Options: a technique used in best-effort delivery systems to avoid endlessly looping packets,    a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame,    one of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size,    All of the above

Ans:C ,C

Sort/Report generators
Options: a . are faster than index/report generators b . require more disk space than indexed/report generators c . do not need to sort before generating report d . both a and b

Ans:D,Both A and B

6.Technique of placing software/programs in a ROM semiconductor chip is called
Options: (A)PROM (B) EPROM (C) firm ware (D) microprocessor 12

Ans:126. (C),126. (C)

The input unit of a computer
Options: feeds data to the CPU or memory,    retrieves data from CPU,    directs all other units,    All of the above

Ans:A ,A

. Using Find command in Word, we can search?
Options: a. characters b. formats c. symbols d. All of the above

Ans: –  D , –  D

What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz?
Options: less than 1 Ohm,    1590 Ohm,    312 Ohm,    690 Ohm

Ans:B ,B

. If you hard disk is partitioned into 3 drives, the number of recycle bin for that hard disk is
Options: a. 1 b. 2 c. 3 d. 4

Ans:2 – c ,2 – c

5.In Microsoft PowerPoint the following provides a printed copy of your presentation
Options: (A)Outlines (B) Speaker notes (C) Audience handouts (D) All of above 13

Ans:135. (C),135. (C)

On what date was the debut of the first IBM Personal Computer?
Options: August 12, 1981,    January 21 1979,    August 21, 1980,    January 12, 1982


A system analyst designs a new system by
Options: identifying sub systems and the interfaces between sub systems,    adopting a developed system to the present environment,    developing the system as a large, single unit,    propose alternatives to the current system

Ans:A ,A

The object definition language (ODL) is which of the following?
Options: Used to develop logical schemas,    A data definition language for OODB,    A method to implement a logical schema,    All of the above.

Ans:D ,D

Who has won the Gyan Peeth Award for her book 'Yama'?
Options: Maheswari Devi,    Asha Poorna Devi,    Amrita Preetam,    Mahadevi Verma


First chief justice HP
Options: justice J. N. Bajarji, justice, justice hamidulla beg, Justice TVR tatachari, justice mehar chand mahajan

Ans:justice hamidulla beg,justice hamidulla beg

The Internet was developed in the...
Options: Early 1990s,    Late 1980s,    Early 1970s,    Late 1960s


4.It is a tool used to quickly check computers on a network for known weaknesses.
Options: (A)security exploit (B) vulnerability scanner (C) packet sniffer (D) rootkit 2

Ans:24. (B),24. (B)

The accident file is commonly updated in the
Options: accident and claims data system,    payroll system,    employment control reporting system,    personnel activity reporting system

Ans:A ,A

  Slides can have
Options: title, text, graphs B. drawn objects, shapes C. clipart, drawn art, visual D. any of the above

Ans:– D ,

Which command of DOS is used to compare two floppy disks?

Ans:B ,B

. The file system “NTFS” stands for
Options: a. New Type File System b. Never Terminated File System c. New Technology File System d. Non Terminated File System

Ans:0 – c ,0 – c

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


The generic two-level data warehouse architecture includes which of the following?
Options: At least one data mart,    Data that can extracted from numerous internal and external sources,    Near real-time updates,    All of the above.

Ans:B ,B

Indravati National Park
Options: Karnataka,Kerala,Tripura,Chhattisgarh


When entering field name, how many characters you can type in maximum?
Options: a. 60 b. 64 c. 68 d. Any number of character

Ans:ndash; b,ndash; b

Stars which appear single to the naked eye but are double when seen through a telescope are
Options: novas and supernovas,    binaries,    asteroids,    quasars


. _______ controls all the main slide control tasks for your presentation.
Options: a.  Task Pane b.  Task Bar c.  Control Panel d.  None of above

Ans:4 – A ,4 – A

. Mark I is also known as
Options: A) American Sequence Controlled Calculator B) Automatic Sequence Calculating Controller C) American Sequence Controlled Computer D) Automatic Sequence Controlled Calculator


3.In Excel to name a constant, you use the …… dialog box
Options: (A)Create names (B) Define name (C) Paste name (D) Format cells 17

Ans:173. (B),173. (B)

If you wanted to deny all Telnet connections to only network, which command could you use?
Options: access-list 100 deny tcp eq telnet ,    access-list 100 deny tcp eq telnet,    access-list 100 deny tcp any eq 23,    access-list 100 deny any eq 23

Ans:C ,C

.Which of the following data structure is linear data structure?
Options: A)Trees b.Graphs c.Arrays d.None of above


Which of the following is a correct order of precedence in formula calculation?
Options: a. Multiplication and division exponentiation positive and negative values b. Multiplication and division, positive and negative values addition and subtraction c. Addition and subtraction positive and negative values exponentiation d. All of above

Ans:D,All of above

A critical region is
Options: a program segment that has not been proved bug-free,    a program segment that often causes unexpected system crashes,    a program segment where shared resources are accessed,    one which is enclosed by a pair of P and V operations on semaphores

Ans:D ,D

Which of the following require large computer memory?
Options: Imaging,    Graphics,    Voice,    All of the above

Ans:D ,D

694. shaantiniketan kee sthaapana kisane kee?
Options: NA

Ans: raveendranaath taigor, raveendranaath taigor

sach darra
Options: chamba-pangi,kangda-chamba, chamba-bharmaur


Where is the Railway Staff College located?
Options: Pune,    Allahabad,    Vadodara,    Delhi


504. monaalisa’ kisakee vishvavikhyaat penting hai?
Options: NA

Ans: liyonaardo-da-vinchee, liyonaardo-da-vinchee

Conversion of binary number 1011012 to hexadecimal is
Options: 3716,    2D16,    2E16,    2716

Ans:B ,B

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

Ans:D ,D

0 Who invented Integrated Circuit (IC)?
Options: Herman Hollerith B. Jack Kilby C. Semen Korsakov D. Bill Gates

Ans: – B ,

Mother Teresa received the Magsaysay Award in 1962 in the area of
Options: Community leadership,    public service,    journalism and literature,    international understanding


The essential features of a number system are
Options: Radix,    Set of distinct counting digits,    bits,    Both (a) & (b)

Ans:D ,D

The first electronic digital computer contained?
Options: Electronic valves,    Vacuum tubes,    Transistors,    Semiconductor memory

Ans:B ,B

Valmiki National Park
Options: Karnataka,Kerala,Bihar,MadhyaPradesh


The control unit of a microprocessor
Options: stores data in the memory,    accepts input data from a keyboard,    Performs arithmetic / logic / functions,    none of the above

Ans:D,None of the above