Which of the following is correct regarding Aggregate functions?

Options: it takes a list of values and return a single values as result B. it takes a list of values and return a list of values as result C. it takes a single value and returns a list of values as result D. it takes a single value and returns a single value as result

Ans:– A ,

More Database Systems Related questions:

Point out the error in the following program. #include<stdio.h> #include<stdarg.h> void varfun(int n, ...); int main() { varfun(3, 7, -11.2, 0.66); return 0; } void varfun(int n, ...) { float *ptr; int num; va_start(ptr, n); num = va_arg(ptr, int); printf("%d", num); }
Options: Error: too many parameters,    Error: invalid access to list member,    Error: ptr must be type of va_list,    No error

Ans:C ,C

Android is licensed under which open source licensing license?
Options: NA

Ans:Apache/MIT ,Apache/MIT

A _____ is a program that serves as an interface between application program and a set of coordinated and integrated files called a database.
Options: DDS,    DBMS,    MIS,    Control

Ans:B ,B

Fa-Hien (China) (405-411 AD): visited india during rule of which emperor

Ans:Chandragupta II, known as Vikramaditya.,

445. nobal puraskaar kis varsh shuru hue?
Options: NA

Ans: 1901, 1901

130. bachk to thai vaidas (vedon kee or lauto) naara kisane diya tha ?
Options: NA

Ans: maharshi dayaanand, maharshi dayaanand

If you scored a cannon, which game would you be playing?
Options: football,    Billiards,    Cricket,    Hockey


The autofill feature
Options: a. extends a sequential series of data b. automatically adds range of cell values c. applies a boarder around the selected cells d. none of the above

Ans:#8211; d,#8211; d

When did India hosted the Common wealth meeting?
Options: 1961 at Bangalore,    1976 at Pune,    1983 at New Delhi,    None of the above


During boot-up, the memory test:
Options: Is a superfluous step that should be ignored,    Checks and verifies that contiguous memory is installed,    Is an operational error,    Displays what memory is installed, but nothing else

Ans:B ,B

1.Automatic execution of high-priority computer programs that have been designed to preempt the use of computer resources is referred as
Options: (A)Foreground processing (B) background processing (C) black processing (D) white processing 2

Ans:21. (A),21. (A)

A port can be:
Options: strictly for input,    strictly for output,    bidirectional,    all the above

Ans:C ,C

HTML is used to...
Options: Plot complicated graphs,    Author webpages,    Translate one language into another,    Solve equations


5.Data owners must protect their data against corruption or loss. One sensible method to achieving this is to
Options: (A)Take regular backups (B) Keep a hardcopy printout of all data (C) Keep fingers crossed at all times (D) None of above | 141 8

Ans:85. (A),85. (A)

What beverage was invented by Charles Alderton in 1885 in Waco, Texas?
Options: Cream soda,    Coca-Cola,    Dr. Pepper,    Sprite


When an entity instance may be a member of multiple subtypes or it does not have to be a member of a subtype, it is which of the following?
Options: Disjoint with total specialization,    Disjoint with partial specialization,    Overlap with total specialization,    Overlap with partial specialization

Ans:C ,C

A Turnaround document
Options: is circulated among all the staff of an organization.,    is circulated among all the heads of departments of an organization.,    is output at one point which later comes back as an input,    All of the above

Ans:C ,C

In which year did Ajay Jadeja make his ODI debut?
Options: 1996,    1985,    1992,    1991


Quit India Movement was Launched in response to
Options: NA

Ans:Cripps proposals,Cripps proposals

When did Sachin Tendulkar make his Test debut?
Options: 1986,    1991,    1990,    1989


A regular subquery can be processed:
Options: from the top down.,    from the bottom up.,    by nesting.,    None of the above is correct.

Ans:B ,B

. Multiprogramming systems:
Options: a. Are easier to develop than single programming systems b. Execute each job faster c. Execute more jobs in the same time period d. Are used only one large mainframe computers.

Ans:5 – c ,5 – c

539. daayanaamaeet ka aavishkaar kisane kiya?
Options: NA

Ans: alphred nobal ne, alphred nobal ne

kunt bhiyog lake is in which district?
Options: kinnaur , lahul, kullu, mandi


who is Miss Universe 2017
Options: Kevin Lillianan, Iris Mittenaere ,Stephanie Del Valle,Manushi

Ans:Kevin Lilliana ( France) [Held at - jpan],Kevin Lilliana

958. aurangaabaad mein taajamahal kee pratikrti kisane banavaee thee?
Options: NA

Ans: aurangajeb ne, aurangajeb ne

What is the Indus valley culture called Harappan culture?
Options: The first discovery comes from Harappa,    It was first discovery by a person called Harappa,    Harappa is the biggest site discovered so far,    Most of the valuable remains have come from Harappa


. You can open the Highlight Changes dialog box by choosing Track Changes from the …. Menu.
Options: a. Edit b. Insert c. Format d. Tools

Ans:– d,– d

3.Boolean variable assumes
Options: (A)Values that are true only (B) Values that are false only (C) Values that are either true or false (D) None of these 14

Ans:143. (C),143. (C)

4. bhaarat kee mukhy bhoomi ka dakshinatam kinaara kaunasa hai ?
Options: NA

Ans: kanyaakumaaree, kanyaakumaaree

gulabadan begam
Options: NA

Ans: 856. kisane apanee vijayon ke upalakshy mein chittodagadh mein vijay stambh ka nirmaan karaaya th, 856. kisane apanee vijayon ke upalakshy mein chittodagadh mein vijay stambh ka nirmaan karaaya th

An identifying label on the first record of magnetic tape is
Options: Punched paper tape,    Optical mark reader,    Tape label,    Joystick

Ans:C ,C

The MODE command of MS-DOS is used to
Options: display information about several types of devices installed in your computer,    provide various types of control over your printers,    make changes of the current display,    All of the above

Ans:D ,D

Rangaswamy Cup is associated with
Options: archery,    cricket,    football,    hockey


4.The Microsoft clip gallery allows you to
Options: (A)Add word art images to a slide (B) Spell check your presentation (C) Add clip art images to a slide or slides (D) Add slides to a presentation 1

Ans:14. (C),14. (C)

Point out the error in the program? typedef struct data mystruct; struct data { int x; mystruct *b; };
Options: Error: in structure declaration,    Linker Error,    No Error,    None of above

Ans:C ,C

What is the similarity between a structure, union and enumeration?
Options: All of them let you define new values,    All of them let you define new data types,    All of them let you define new pointers,    All of them let you define new structures

Ans:B ,B

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

The front-end processor is dedicated to perform which of the following function(s)?
Options: polling,    synchronization,    error checking,    All of the above

Ans:E ,E

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


A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?
Options: 10,    12,    6,    9

Ans:A ,A

_____ write computer programs that perform jobs specified by the user.
Options: Programmer,    Data entry operator,    System Analyst,    Computer operator

Ans:A ,A

Which of the following pairs of country and the purpose for which U.N. Peace Keeping Force is maintained is correctly is correctly matched?
Options: Cyprus - to maintain peace between the two dominant ethnic groups in the country,    Mozambique - To supervise a referendum,    El Salvador - to deliver humanitarian aid,    Lebanon - For supervising a 1992 accord


Which command displays RIP routing updates?
Options: show ip route,    debug ip rip,    show protocols,    debug ip route

Ans:B ,B

. Which of these is a quick way to copy formatting from a selected cell to two other cells on the same worksheet?
Options: a. Use Ctrl to select all three cells, then click the paste button on the standard toolbar b. Copy the selected cell, then select the other two cells, click style on the Format menu, then click Modify c. Click format painter on the Formatting toolbar twice then click in each cell you want to copy the formatting to d. All of above

Ans:– c,– c

Which Intel chip was the first to support a 32-bit bus architecture?
Options: 486SI,    Pentium,    286,    386DX


. Which of the following should you do to bring a bullet back to a previous level?
Options: a. Press the shift + tab keys b. Press the shift key c. Press the enter key d. Press the tab key

Ans:7 – A ,7 – A

4.Data dictionary is
Options: (A)Large collection of data mostly stored in a computer system (B) The removal of noise errors and incorrect input from a database (C) The systematic description of the syntactic structure of a specific database. It describes the structure of the attributes the tables and foreign key relationships. (D) None of these 2

Ans:24. (C),24. (C)

Satpura National Park
Options: Karnataka,Kerala,Madhya Pradesh,MadhyaPradesh

Ans:Madhya Pradesh,

A KES knowledge base contains information in the form of:
Options: associations,    actions,    free text,    schema

Ans:E ,E