Which of the following is an unary operation?

Options: a. Selection operation b. Generalized selection c. Primitive operation d. Projection operation

Ans:– b ,

More Database Systems Related questions:

Each answer below shows example data from a table. Which answer is an example of the general-purpose remarks column problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.,    Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.,    Three rows have the values Brown, NULL, and Blue in the same column.,    One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

Ans:D ,D

. Which access method is used to access cassette tape?
Options: A) Direct B) Sequential C) Both of the above D) None of the above


609. thal sena divas kab manaaya jaata hai?
Options: NA

Ans: 15 janavaree, 15 janavaree

498. ranajee trophee ka sambandh kis khel se hai?
Options: NA

Ans: kriket, kriket

. Which of the following is the latest version of MS Word?
Options: a. Word 2000 b. Word 2007 c. Word 2010 d. Word 2011

Ans: – C , – C

Which of the structure is correct? 1 : struct book { char name[10]; float price; int pages; }; 2 : struct aa { char name[10]; float price; int pages; } 3 : struct aa { char name[10]; float price; int pages; }
Options: 1,    2,    3,    All of above

Ans:A ,A

84. sanyukt raashtr sangh suraksha parishad ke kitane desh sadasy hote hain ?
Options: NA

Ans: 15 , 15

790. shushk sel’ mein kya hota hai?
Options: NA

Ans: amoniyam kloraid, amoniyam kloraid

The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
Options: A) 16 digits B) 6 digits C) 9 digits D) All of above


A word field may consist of an optional field instruction called a(n) ______
Options: subdocument B. symbol C. signal D. switch

Ans:– D ,

A _____ is a brief message to an operator that describes what data are to be entered.
Options: prompt,    passwords,    MIS,    Tactical

Ans:A ,A

The advantage of Purchase Option is (are)
Options: No financing is requird. The risk of system obsolescence is shifted to the lessor,    the flexibility of modifying the system at will,    Insurances, maintenance, and other expenses are included in the rental charge,    All of the above

Ans:B ,B

A computer file can be best described as
Options: a single data item,    a general collection of data items,    an orderly collection of data items,    a random collection of data items

Ans:C ,C

The maximum soil fertility occurs in the pH range of
Options: 5.0 to 6.2,    6.0 to 7.2,    7.0 to 8.2,    4.0 to 5.2


What is meant by a dedicated computer?
Options: Which is used by one person only,    Which is assigned one and only one task,    Which uses on kind of software,    Which is meant for application software only

Ans:B ,B

What does PPTP stand for?
Options: Point to Point Transmission Protocol,    Point to Point Transfer Protocol,    Point to Point Tunneling Protocol,    Point to Point Traffic Protocol


Microcomputer-based control sys¬tems
Options: will just keep their present capability,    will have more standard industrial application software available in the future.,    will tend to increase in cost.,    All of the above

Ans:B ,B

. An approach that permits the computer to work on several programs instead of one is
Options: A) On-line thesaurus B) Multiprogramming C) Over lapped processing D) Outline processor


4.The principal function of a process is
Options: (A)To execute machine instructions residing in main memory. (B) To execute assembly instructions residing outside main memory. (C) A and B both true. (D) A and B both false. 4

Ans:44. (A),44. (A)

Multiplicity is the same as what concept for an ERD?
Options: Relationship,    Attribute,    Entity,    Cardinality

Ans:D ,D

343. bhaarat mein sabase puraanee parvat shrrnkhala kaun see hai?
Options: NA

Ans: araavalee parvatamaala, araavalee parvatamaala

The packaged design includes all of the following except;
Options: program flowcharts,    system configuration,    module descriptions,    All of the above

Ans:D ,D

samaajavaadee, dharmanirapeksh va akhandata
Options: NA

Ans: 920. bhaarat mein sabase adhik varsha kis maanasoon se hotee he?, 920. bhaarat mein sabase adhik varsha kis maanasoon se hotee he?

What is the shortcut key to Update Formula in a table?
Options: F9 B. Alt + F9 C. Ctrl + F9 D. Shift + F9

Ans:– A ,

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

Ans:B ,B

6.Analysis and design workbench
Options: (A)It supports system modeling during the analysis and design stages of the software process (B) Organization responsible for approving U.S. standards (C) Stimuli that occurs irregularly (D) Formalized set of software calls and routines that can be referenced by an application program in order to access supporting system or network services 3

Ans:36. (A),36. (A)

Convert the .WORD d#790 assemblylanguage pseudo-ops into hexadecimal machine language:
Options: 0111EF,    03 16,    F8,    42 65 61 72

Ans:B ,B

1.In Excel default header for a worksheet is
Options: (A)Your name (B) The date and time (C) None (D) The sheet tab name

Ans:. (C),. (C)

The minimum time delay required between the initiation of two successive memory operations is known as
Options: memory cycle time,    memory access time,    transmission time,    waiting time

Ans:A ,A

Cpt. Saurabh Kalia


The standard VGA display has _____ pixels in its native graphics mode?
Options: 648 x 320,    640 x 480,    680 x 440,    1024 x 786

Ans:B ,B

. Which of the following methods will not enter data in a cell?
Options: a. Pressing the Esc key b. Pressing an arrow key c. Pressing the tab key d. Clicking the enter button to the formula bar

Ans:– a,– a

who was last rular of nurpur riyasat
Options: roy hardev singh, veer singh, puran singh, pratap singh

Ans:veer singh,veer singh

The advent of personal computers:
Options: will make our lives more productive,    could cause us to lose some of our basic skills,    will take away some of the boring tasks that we have to perform,    All of the above

Ans:D ,D

Which short cut key inserts a new slide in current presentation?
Options: a. Ctrl+N b. Ctrl+M c. Ctrl+S d. All of above

Ans: – B , – B

Data Manipulation Language enables users to
Options: Retrieval of information stored in database B. Insertion of new information into the database C. Deletion of information from the database D. All of the above

Ans:– D ,

Modulation is the process of
Options: converting analog signals to digital signals,    converting digital signals to analog signals,    Multiplexing various signals into high speed line signals,    performing data encryption.

Ans:B ,B

.   Microsoft PowerPoint is a
Options: a. Database program b. Spreadsheet program c. Presentation program d. Word processing program

Ans:7 – C ,7 – C

. The basic elements of a form or a report are called:
Options: a. Controls b. Objects c. Windows d. Properties

Ans:– a,– a

The traditional lands of the nomads of Central Asia are
Options: Mongolia and Tibet,    Sinkiang and Turkistan,    Kirghiz steppe,    All of the above


A type of query that is placed within a WHERE or HAVING clause of another query is called
Options: Super query B. Sub query C. Master query D. Multi-query

Ans:– B ,

236. raashtreey vigyaan divas kab manaaya jaata hai?
Options: NA

Ans: 28 pharavaree, 28 pharavaree

2.Of the following which is the methods for allocating disks
Options: (A)Contiguous (B) Linked (C) Indexed (D) All of the above 25

Ans:252. (B),252. (B)

30. Ctrl + Z
Options: a. Undo the last Action b. Redo the last Action c. Add the new page d. Paste the contents from clipboard

Ans:–  A ,–  A

In which of the following areas may ICAI programs prove to be useful?
Options: educational institutions,    corporations,    department of Defence,    All of the above

Ans:D ,D

A public key encryption system
Options: allows anyone to decode the transmission,    allows only the correct sender to decode the data,    allows only the correct receiver to decode the data,    does not encode the data before transmitting it

Ans:C ,C

'No two electrons in an atom can have the same set of four quantum numbers' is
Options: Newton's law,    Bohr's law,    Aufbau principle,    Pauli's exclusion principle


An AND gate
Options: implements logic addition,    is equivalent to a series switching circuit,    is an any or all gate,    is equivalent to a parallel switching circuit


indrahaar darra
Options: lahaul-spiti, kangra-bharmaur, jogindernagar-kullu,chamba-pangi


19. Word is preset to use standard 8.5-by-11-inch paper with _____ margins.
Options: a. 1-inch left, right, top, and bottom b. 1.25-inch left, right, top, and bottom c. 1.25-inch left and right margins and 1-inch top and bottom d. 1-inch left and right margins and 1.25-inch top and bottom

Ans:– C ,– C