Once the active medium is excited, the first photons of light are produced by which physical process?

Options: Blackbody radiation,    Spontaneous emission,    Synchrotron radiation,    Planck’s oscillation


More technology Related questions:

It is software for creating newsletters, business cards, flyers, greeting cards or postcards..
Options: (A) Microsoft Publisher (B) Microsoft PowerPoint (C) Microsoft Access (D) None of these 15..

Ans:14. (A),14. (A)

System programs such as Compilers are designed so that they are
Options: reenterable,    non reusable,    serially usable,    recursive

Ans:A ,A

A communications device that combines transmissions from several 1/ O devices into one line is a:
Options: concentrator,    modifier,    multiplexer,    full-duplex line

Ans:C ,C

The total number of Judges of the International Court of Justice is
Options: 10,    12,    15,    18


Comments put in cells are called
Options: a. Smart tip b. Cell tip c. Web tip d. Soft tip

Ans:#8211; b,#8211; b

9.The master/slave architecture is an example of
Options: (A)Distributed memory processing (B) Shared memory processing (C) Symmetric multi processing (D) None of these. 3

Ans:29. (B),29. (B)

Which of the following statements is not true
Options: A structured chart is a sequential representation of program design,    the Real-Time system is a particular case of a on-line-system,    Batch totals are not incorporated while designing real-time applications,    4GLs are used for application proto typing

Ans:A ,A

Which of the following logic families use bipolar transistors?
Options: TTL,    GaAS,    NMOS,    CMOS

Ans:A ,A

In which of the following activities silicon carbide is used?
Options: Making cement and glass,    Disinfecting water of ponds,    cutting very hard substances,    Making casts for statues


What is the measurement of the volleyball court?
Options: 5 m x 4 m divided into two parts by a net,    8 m x 7 m divided into two parts by a net,    18 m x 9 m divided into two parts by a net,    12 m x 11 m divided into two parts by a net


. The least significant bit of the binary number, which is equivalent to any odd decimal number, is:

Options: A) 0 B) 1 C) 1 or 0 D) 3


Siphon will fail to work if
Options: the densities of the liquid in the two vessels are equal,    the level of the liquid in the two vessels are at the same height,    both its limbs are of unequal length,    the temperature of the liquids in the two vessels are the same


8.The following is an nonvolatile memory
Options: (A)ROM (B) RAM (C) LSI (D) VLSI 12

Ans:128. (A),128. (A)

Point out the error in the program? #include<stdio.h> #include<string.h> void modify(struct emp*); struct emp { char name[20]; int age; }; int main() { struct emp e = {"Sanjay", 35}; modify(&e); printf("%s %d", e.name, e.age); return 0; } void modify(struct emp *p) { p ->age=p->age+2; }
Options: Error: in structure,    Error: in prototype declaration unknown struct emp,    No error,    None of above

Ans:B ,B

Conversion of a octal number 638 to its decimal number is
Options: 5110,    6110,    5710,    5310

Ans:A ,A

Which of the following is not true of immediate processing?
Options: It is often used in real-time applications,    It can occur with either sequential of direct-access files,    It can be used in an airline-reservation system,    Transactions are processed shortly after a real-world event occurs

Ans:B ,B

Ctrl + B
Options: Search the selected text B. Paste the selected text         C. Bold the selected text D. Open the specified file

Ans:– C ,

What will be the output of the program ? #include<stdio.h> struct course { int courseno; char coursename[25]; }; int main() { struct course c[] = { {102, "Java"}, {103, "PHP"}, {104, "DotNet"} }; printf("%d ", c[1].courseno); printf("%s\n", (*(c+2)).coursename); return 0; }
Options: 103 DotNet,    102 Java,    103 PHP,    104 DotNet

Ans:A ,A

. The __________ key will launch the Start button.
Options: a. esc b. shift c. Windows d. Shortcut

Ans:4 – c ,4 – c

. Except for the …… function, a formula with a logical function shows the word “TRUE” or “FALSE” as a result
Options: a. IF b. AND c. OR d. NOT

Ans:– a,– a

Writer of himachal predesh parichay
Options: D N majumdar, T S Negi, devraj sharma, J huchission, ranjor singh,

Ans:devraj sharma,devraj sharma

The UNSECO's 'Prix Jules Verne' prize has been given to which of the following serials of Doordarshan?
Options: The World This Week,    Surabhi,    Eye Witness,    Turning Point


. In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?
Options: A) 1820 B) 1860 C) 1855 D) 1870


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

Which is part of a computer system, enables human operators to communicate with the computer.
Options: Console,    Keyboard,    Printer,    CPU

Ans:A ,A

Who is credited with the idea of using punch cards to control patterns in a weaving machine?
Options: Pascal,    Hollerith,    Babbage,    jacquard

Ans:D ,D

695. arthashaastr ka nobal puraskaar kis varsh shuru hua?
Options: NA

Ans: 1969, 1969

The standard IRQ for the floppy drive is?
Options: 9,    6,    10,    All of the above

Ans:B ,B

Hungarian Method is a way of solving Operations Research problems in:
Options: Linear Programming by Graphical Method,    Simplex Method,    Assignment Method,    Transportation Method

Ans:C ,C

Which of the following is considered to be an interface between the functional applications and the data base?
Options: management information systems,    data-base management systems,    decision-support systems,    data-processing systems

Ans:B ,B

. In what respect computers are superior to human beings?

Options: A) Diligence B) Intelligence C) Both of above D) None of above


. Objects on the slide that hold text are called
Options: a. Placeholders b. Object holders c. Auto layout d. Text holders

Ans:1 – A ,1 – A

length of satluj in HP

Ans:320 Kilometer,320 Kilometer

One of the major benefits of using CAD in tool design is that:
Options: product design represents approximately one-half the engineering costs,    tool motions can be checked to see if there is interference between the tool and the object,    there is better coordination in the materials-handling area,    it simplifies the trial-and-error method

Ans:B ,B

Modern Computers are very reliable but they are not
Options: A) Fast B) Powerful C) Infallible D) Cheap


godindsagar lake is in which district?
Options: bilaspur, kangra, solan, mandi


The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:
Options: concerned with production and control of tool design,    concerned with management programs,    designed for communications,    specifically for PC-board design

Ans:A ,A

Which menu do you choose to shade words and paragraph?
Options: format, borders and shading, insert, borders and shading, view, shading,none of the above

Ans:D ,

0.In file management, users and applications access records via
Options: (A)Physical I/O (B) Basic I/O supervisor (C) Logical I/O (D) None of these. 18

Ans:180. (C),180. (C)

Conversion of binary number 10100002 to an octal number is
Options: 1198,    1018,    1118,    1208

Ans:D ,D

who was founder of jaswa rajya riyasat
Options: shivram chand, veer chand, hari chand, purv chand

Ans:purv chand,purv chand

3.In Windows operating system to move backward through the tabs
Options: (A)CTRL+TAB (B) CTRL+SHIFT+TAB (C) SHIFT+TAB (D) None of these 1

Ans:13. (B),13. (B)

who founded Tara Garh Killa
Options: Jagat Singh,Kalyan Chand,jagat singh, vijay chand

Ans:A,Jagat Singh

Which of the following protocols uses both TCP and UDP?
Options: FTP,    SMTP,    Telnet,    DNS

Ans:D ,D

The first mechanical calculator was invented in
Options: 1958,    1647,    1658,    1972

Ans:B ,B

What script is run for setting bash global defaults for all users?
Options: /etc/.profile,    /etc/.bashrc,    /etc/.log,    /etc/profile

Ans:D ,D

6.In Excel if you begin typing an entry into a cell and then realize that you don’t want your entry placed into a cell, you
Options: (A)Press the Erase key (B) Press Esc (C) Press the Enter button (D) Press the Edit Formula button 16

Ans:166. (B),166. (B)

dakshin gangotree
Options: NA

Ans: 906. ilisa (ailis) pareekshan kis rog kee pahachaan ke lie kiya jaata hai?, 906. ilisa (ailis) pareekshan kis rog kee pahachaan ke lie kiya jaata hai?

6. insulin ka prayog kis u ke upachaar mein hota hai ?
Options: NA

Ans: madhumeh, madhumeh

. Which of the following is first generation of computer
Options: A) EDSAC B) IBM-1401 C) CDC-1604 D) ICL-2900