In precedence of set operators the expression is evaluated from


Options: a. Left to Left b. Left to Right c. Right to Right d. Right to Left

Ans:– b ,






More Database Systems Related questions:


The basic operations performed by a computer are
Options: A) Arithmetic operation B) Logical operation C) Storage and relative D) All the above

Ans:D,D


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


. The box on …. that allows you to choose where to go and is located below the standard toolbar
Options: a. System menu b. Address bar c. Menu bar d. None of these

Ans:7 – b ,7 – b


What two disciplines are usually tied by a common data base?
Options: Documentation and geometric modeling,    Computer-aided design and computer-aided manufacturing,    Testing and analysis,    Drafting and documentation

Ans:B ,B


You have an interface on a router with the IP address of 192.168.192.10/29. What is the broadcast address the hosts will use on this LAN?
Options: 192.168.192.15,    192.168.192.31,    192.168.192.63,    192.168.192.127

Ans:A ,A


Which of these controller types is the most accurate?
Options: Proportional plus integral,    Proportional,    Proportional plus derivative,    Three mode

Ans:D ,D


. Which device is used to backup the data?
Options: A) Floppy Disk B) Tape C) Network Drive D) All of the above

Ans:D,D


A computer has no more sense than a light
Options: bulb,    pen,    switch,    pad

Ans:C ,C


Which of the following memory has the shortest access time?
Options: Virtual Memory B. Cache Memory C. External Memory D. Register

Ans:– D ,


The term TSR is an abbreviation for:
Options: Terminate Stay Ready,    Testing System Read,    Terminal Still Ready,    Terminate Stay Resident

Ans:D ,D


A computer has a 1024K memory. What does the letter K stand for
Options: Kilometre,    Thousand,    1024,    MB

Ans:C,C


Which of the following Operating systems is better for implementing a Client-Server network
Options: MS DOS B. Windows 95     C. Windows 98 D. Windows 2000

Ans:– D ,


We have Market Basket data for 1,000 rental transactions at a Video Store. There are four videos for rent -- Video A, Video B, Video C and Video D. The probability that Video D will be rented given that Video C has been rented is known as ________ .
Options: the basic probability,    support,    lift,    confidence

Ans:D ,D


Where can you change the vertical alignment?
Options:  A) Formatting toolbar, B) Paragraph dialog box, C) Page Setup dialog box, D) Standard toolbar,

Ans:-C,-C


Block or buffer caches are used
Options: to improve disk performance,    to handle interrupts,    to increase the capacity of main memory,    to speed up main memory read operation

Ans:A ,A


In LISP, which of the following function assigns the value 10 to the symbol a?
Options: (setq a 10),    (a = b) where b = 10,    (a = 10) (d) (setq 10 a),    None of the above

Ans:A ,A


Conversion of binary number 1010101000010111 to hexadecimal number is
Options: D8F916,    A8B916,    AA1716,    D9F816

Ans:C,C


A device designed to read information encoded into a small plastic card is
Options: Magnetic tape,    Badge reader,    Tape puncher,    Card puncher

Ans:B ,B


What does Belady’s Anomaly related to?
Options: Page Replacement Algorithm B. Memory Management Algorithm C. Deadlock Prevention Algorithm D. Disk Scheduling Algorithm

Ans:– A ,


Which of the following is not the required condition for binary search algorithm?
Options: a. The list must be sorted b. there should be the direct access to the middle element in any sublist c. There must be mechanism to delete and/or insert elements in list d. none of above

Ans:- c,- c


The most common binary code in use today is the 8 bit ASCII code. What do the letters ASCII stand for?
Options: American Standard Code for International Interchange,    American Standard Code for Information Interchange,    American Standard Code for Intelligence Interchange,    American Scientific Code for Information Interchange

Ans:B ,B


Robots can increase productivity because:
Options: they do not take a vacation,    they do not get tired,    production quality is uniform,    All of the above

Ans:D ,D


Which of the following memories needs refresh?
Options: DRAM B. SRAM C. ROM D. All of above

Ans:– A ,


The auto calculate feature
Options: a. Can only add values in a range of cells b. Provides a quick way to view the result of an arithmetic operation on a range of cells c. Automatically creates formulas and adds them to a worksheet d. A and c

Ans:#8211; b,#8211; b


The OCR reading unit attached to a POS terminal is called a
Options: light pen,    wand,    cursor,    All of the above

Ans:B ,B


. __________ is the clear leader for personal databases.
Options: a. Microsoft Access b. Microsoft FoxPro c. Borland dBase d. MySQL

Ans:5 – a ,5 – a


Which file is used to configure which filesystems are mounted?
Options: /etc/mount.sys,    /etc/filesys,    /etc/sysconfig,    /etc/fstab

Ans:D ,D


Distributed Queue Dual Bus is a standard for
Options: LAN,    MAN,    WAN,   LAN and MAN

Ans:D,LAN and MAN


. A 32 bit microprocessor has the word length equal to
Options: A) 2 byte B) 32 byte C) 4 byte D) 8 byte

Ans:C,C


Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
Options: BASIC,    FORTH,    dBASE,    COBOL

Ans:B ,B


Which of the following commands sets a trunk port on a 2960 switch?
Options: trunk on,    trunk all,    switchport trunk on,    switchport mode trunk

Ans:D ,D


What will be the output of the program? #include<stdio.h> int main() { enum color{red, green, blue}; typedef enum color mycolor; mycolor m = red; printf("%d", m); return 0; }
Options: 1,    0,    2,    red

Ans:B ,B


Which transmission mode is used for data communication along telephone lines?
Options: Parallel,    Serial,    Synchronous,    Asynchronous

Ans:B ,B


If you wanted to deny FTP access from network 200.200.10.0 to network 200.199.11.0 but allow everything else, which of the following command strings is valid?
Options: access-list 110 deny 200.200.10.0 to network 200.199.11.0 eq ftp access-list 111 permit ip any 0.0.0.0 255.255.255.255,    access-list 1 deny ftp 200.200.10.0 200.199.11.0 any any,    access-list 100 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftp,    access-list 198 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftp access-list 198 permit ip any 0.0.0.0 255.255.255.255

Ans:D ,D


You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Options: The command requires additional options or parameters.,    There is more than one show command that starts with the letters ru.,    There is no show command that starts with ru.,    The command is being executed from the wrong router mode.

Ans:B ,B


. Who developed a mechanical device in the 17th century that could add, subtract, multiple, divide and find square roots?
Options: A) Napier B) Babbage C) Pascal D) Leibniz

Ans:D,D


. What is the function of an operating system?
Options: a. Manages computer’s resources very efficiently b. Takes care of scheduling jobs for execution c. Manages the flow of data and instructions d. All of the above

Ans:3 – d ,3 – d


.   A chart can be put as a part of the presentation using
Options: a. Insert -> Chart b. Insert -> Pictures -> Chart c. Edit -> Chart d. View -> Chart

Ans:9 – B ,9 – B


The no of logical records in a physical record is
Options: Group,    Blocking factor,    Sector,    Field

Ans:B ,B


A standard multimeter is ideal for measuring a monitors high voltage output.
Options: True,    False,    ,    

Ans:B ,B


. If you want to insert some slides from other presentation into current one choose
Options: a.  From Insert menu choose Slides from Files b.  From Insert menu choose Slides from Presentation c.  From Insert menu choose Slides d.  None of above

Ans:6 – A ,6 – A


Assembler language
Options: is usually the primary user interface,    requires fixed-format commands,    is a mnemonic form of machine language,    is quite different from the SCL interpreter

Ans:C ,C


What is the short cut key to open Font dialog box?
Options:  A) Ctrl + F, B) Alt + Ctrl + F, C) Ctrl + D, D) Ctrl + Shift + D,

Ans:-C,-C


The characteristics of strategic decisions include all of the following except:
Options: they are structured,    they are future oriented,    they have a high level of uncertainty,    they are concerned with long-range plans

Ans:A ,A


In OSI network architecture, the dialogue control and token management are responsibilities of
Options: session layer,    network layer,    transport layer,    data link layer

Ans:A ,A


Sequential retrieval on a primary key for sequential file storage has which of the following features?
Options: Very fast,    Moderately fast,    Slow,    Impractical

Ans:A ,A


.   you can embed a organization chart in a slide by
Options: a. Clicking the object command on the edit menu b. clicking the insert new slide button on the standard toolbar, then double clicking the organization chart auto layout c. clicking the ms organization chart button on the formatting toolbar d. clicking the ms organization chart button on the standard toolbar

Ans:3 – B ,3 – B


.The elements of an array are stored successively in memory cells because
Options: A)by this way computer can keep track only the address of the first element and the addresses of other elements can be calculated b.the architecture of computer memory does not allow arrays to store other than serially c.both of above d.none of above

Ans:A,A


What is the first octet range for a class B IP address?
Options: 128 - 255,    1 - 127,    192 - 223,    128 - 191

Ans:D ,D


Which are the tools not used for System Analysis
Options: System - test data,    Decision table,    Data Flow Diagram,    Flowcharts

Ans:A ,A

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