The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?

Options: 3 billion years,    100 years,    0.01 minute,    13 days


More Chemistry Related questions:

The Arjuna Awards were instituted in the year
Options: 1965,    1961,    1963,    1957


Anshi National Park


The function of a database is ...
Options: a. to check all input data b. to check all spelling c. to collect and organize input data d. to output data

Ans:. c ,. c

. Which of the following programming language started from second generation?
Options: A) COBOl B) BASIC C) C D) LISP


Which football hero was nicknamed "The Sundance Kid"?
Options: Jim Kiick,    Troy Aikman,    Brett Favre,    Joe Montana


In top down analyis and design
Options: each succeeding phase is more detailed than the phase before it,    each succeeding phase is as detailed as the phase before it.,    each succeeding phase is less detailed than the phase before it,    aLL of the above

Ans:A ,A

. When you delete file, where it resides?
Options: a. Briefcase b. Recycle bin c. CD d. Desktop

Ans:5 – b ,5 – b

2.I/O modules move data
Options: (A)Between external environment and computer. (B) In the computer main memory. (C) In Processors (D) None of these. 1

Ans:12. (A),12. (A)

bandali wild life senctuary is in which district
Options: kangra, shimla, mandi, sirmour


Within a database, the sequential organization of data by a common key is called:
Options: logical structure,    inverted structure,    simple structure,    All of the above

Ans:C ,C

What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?
Options: Load maker,    Load marker,    Tape separator,    Tape marker

Ans:B ,B

A translator is best described as
Options: an application software,    a system software,    a hardware component,    all of the above

Ans:B ,B

. Ctrl + S
Options: Save Document with different name B. Save Document with same name C. Save Document and Close Word Application D. Save Document and Print whole Pages

Ans:– B ,

Lohari utsav belongs to which district
Options: kangra, shimla, solan, sirmour


. What are the columns in a Microsoft Access table called?
Options: a. Rows b. Records c. Fields d. Columns

Ans:1 – c ,1 – c

To produce sound it is necessary that
Options: the source should execute longitudinal vibrations,    the source should execute transverse vibrations,    the source may execute any type of vibrations,    the vibrations of source are not necessary


1.Computer system is a
Options: (A)Hardware (B) Software (C) Bioware (D) Virtual ware

Ans:. (A),. (A)

When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:
Options: parallel RL circuit,    parallel RC circuit,    parallel RLC circuit operated above its resonant frequency,    purely resistive circuit

Ans:A ,A

Which of the following is still useful for adding numbers?
Options: EDSAC,    ENIAC,    Abacus,    UNIVAC


. Which of the following is not a database application?
Options: a. dBase b. Flash c. FoxPro d. Access

Ans:– b,– b

The DBMS that is most difficult to use is ________ .
Options: Microsoft's SQL Server,    Microsoft's Access,    IBM's DB2,    Oracle Corporation's Oracle

Ans:D ,D

Data integrity control
Options: is used to set upper and lower limits on numeric data,    requires the use of passwords to prohibit unauthorized access to the file,    has the data dictionary keep the date and time of last access last back-up, and most recent modification for all files,    All of the above

Ans:C ,C

. Which of the following is the default join between two recordsets?
Options: a. Inner join b. Left outer join c. Right outer join d. Self join

Ans:2 – a ,2 – a

India's first satellite is named after
Options: Aryabhatta,    Bhaskara II,    Bhaskara I,    Albert Einstein


Which of the following is a wrong example of network layer:
Options: Internet Protocol (IP) ARPANET,    X. 25 Packet Level Protocol (PLP) - ISO,    Source routing and Domain naming - Usenet,    X.25 level 2 - ISO

Ans:D ,D

. What is a Template in Microsoft Word?
Options: A template is a long document which contain several subdocuments B. A template is a structure for a particular type of document C. A template is a list of Styles and Headings D. None of above

Ans:– B ,

andhra is sub river of which river
Options: chinab, yamuna, satluj, ravi


The output of the following gate is 0 only if at least one of the inputs is 1:
Options: AND gate,    OR gate,    EX-OR gate,    NOR gate

Ans:D ,D

Options: NA

Ans: 807. hariyaanavee bhaasha kee pahalee philm kaunasee hai?, 807. hariyaanavee bhaasha kee pahalee philm kaunasee hai?

High-level languages are not concerned with computer but with
Options: Assembler,    Machine code,    Compiler,    All of the above

Ans:A ,A

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


An operating system:
Options: can help reduce software development time,    provides ability for other programmers to understand the software structure,    is useless in most control applications,    All of the above

Ans:A ,A

.   Special effects used to introduce slides in a presentation are called
Options: a. Effects b. Custom animations c. Transitions d. Preset animations

Ans:4 – C ,4 – C

. To undo the last work, press …..
Options: Ctrl+U B. Ctrl+Y C. Ctrl+Z D. Ctrl+W

Ans: – C ,

Which of the following data structure is not linear data structure?
Options: a. Arrays b. Linked lists c. Both of above d. None of above  


653. bhaarat mein ekamaatr sakriy jvaalaamukhee kahaan hai?
Options: NA

Ans: bairan dveep (andamaan nikobaar), bairan dveep (andamaan nikobaar)

Which generation of computer is still under development
Options: A) Fourth Generation B) Fifth Generation C) Sixth Generation D) Seventh Generation


68. Uppercase on Change Case dialog box and All Caps on Fonts dialog box both converts selected text into Capital Letters. What’s the difference between the two?
Options: a. Both are same. They are only two different ways of capitalize text. b. It is faster to convert from Change Case than from Font dialog box c. Change Case makes conversion permanent but All Caps on Font can always be reverted d. All Caps on Font dialog box makes the change permanent where Change Case can be always reverted

Ans:– C ,– C

23 maarch, 1931
Options: NA

Ans: 774. maunt evarest par sabase pahale kaun chadha?, 774. maunt evarest par sabase pahale kaun chadha?

Which of the following is not true about indexes?
Options: Indexes are created to enforce uniqueness on columns.,    Indexes are created to enable fast retrieval by column values.,    Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes.,    Indexes are created with the ALTER TABLE command.

Ans:D ,D

Excel worksheet cells work very similarly to what common element of the windows graphical user interface
Options: a. Option buttons b. List boxes c. Text boxes d. Combo boxes

Ans:#8211; c,#8211; c

Page-Table length register (PTLR) indicates size of
Options: Page Table B. Paging File C. Main Memory D. Virtual Memory

Ans:– A ,

Which of the following types of decision-making would depend heavily on real-time information?
Options: strategic,    tactical,    operational,    nonprogrammable

Ans:C ,C

A _____ means that one record in a particular record type may be related to more than one record of another record type.
Options: One-to-one relationship,    One-to-many relationship,    Many-to-one relationship,    Many-to many relationship

Ans:B ,B

Who became India’s first woman to win a medal at the Paralympics ?
Options: NA

Ans:Deepa Malik,Deepa Malik

A modern digital computer has
Options: Extremely high speed,    Large memory,    Almost unlimited array,    All of the above


The distinguishable parts of a record are called
Options: files,    data,    fields,    database

Ans:C ,C

Which of the following is private IP address?

Ans:D ,D

A register organized to allow to move left or right operations is called a ____
Options: Counter B. Loader C. Adder D. Shift register

Ans:– D ,

Difference between Decision - Tables and Decision Trees is (are):
Options: value to end user,    form of representation,    one shows the logic while other shows the process,    All of the above

Ans:B ,B