. A transaction completes its execution is said to be


Options: Saved B. Loaded C. Rolled D. Committed

Ans: – D ,


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More Database Systems Related questions:


. Which of the items below are considered removable storage media?
Options: A) Removable hard disk cartridges B) (Magneto-optical) disk C) Flexible disks cartridges D) All of the above

Ans:D,D


The total capacitive reactance of a parallel capacitor circuit is:
Options: equal to the sum of the individual capacitive-reactance values,    equal to the sum of the individual capacitance values,    equal to the source voltage divided by total current,    less than the capacitance value of the smallest capacitor

Ans:C ,C


Which of the following commands can be used to get information about all users who are currently logged into the system?
Options: which,    who,    who am i,    1 /u

Ans:B ,B


A top-to-bottom relationship among the items in a database is established by a 
Options: a. hierarchical schema b. network schema c. relational schema d. all of the above

Ans:.a,.a


A billionth of a second is defined as a:
Options: millisecond,    microsecond,    nanosecond,    picoseconds

Ans:C ,C


A small film-plate which is used for microfilming the output from a microcomputer screen is called
Options: microfilm,    microfiche,    film card,    COM

Ans:B ,B


Marketing planning is concerned with
Options: planning the amount and placement of newspaper ads,    planning consignment sales contracts to be offered,    planning sales force size and deployment,    All of the above

Ans:D ,D


In which mode can 2 or more applications be stored in memory at the same time?
Options: Segmented Mode,    Unprotected Mode,    Real Mode,    Protected Mode

Ans:D ,D


Entities of a given type are grouped into a(n):
Options: database.,    entity class.,    attribute.,    ERD.

Ans:B ,B


Checking the quality of software in both simulated and line environments, is known as
Options: checking,    usability,    validity,    validation

Ans:D ,D


Point out the error in the program f(int a, int b) { int a; a = 20; return a; }
Options: Missing parenthesis in return statement,    The function should be defined as int f(int a, int b),    Redeclaration of a,    None of above

Ans:C ,C


The buffers statement is found in what file?
Options: Config.sys,    Autoexec.ncf,    Autoexec.bat,    Neb.cfg

Ans:A ,A


. A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called
Options: A) Laser printer B) Ink-jet printer C) Drum printer D) Chan printer

Ans:B,B


. Ctrl + P
Options: Open Paragraph Dialog Box B. Open Page Format Dialog Box C. Open Save Dialog Box D. Open Print Dialog box

Ans:– D ,


ISDN uses _____ technology.
Options: only digital,    digital and analog,    only analog,    neither digital nor analog

Ans:A ,A


Natural language processing can be divided into the two subfields of:
Options: context and expectations,    generation and understanding,    semantics of pragmatics,    recognition and synthesis

Ans:B ,B


Which command will you use in PowerPoint if you need to change the color of different objects without changing content?
Options: a. Design Template b. Color Scheme c. Font Color d. Object Color

Ans: – B , – B


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

Ans:– D ,


  To place something in the same position on every slide of presentation automatically, insert into A.  Slide master B.  Notes master C.  Handout master D.  None of the above
Options:

Ans:– A ,


If the client receives an address from a DHCP server, what is the only information available in the Network Properties dialog box?
Options: The IP address,    The subnet address,    That the client is receiving its address from DHCP,    The default gateway

Ans:C ,C


Which two files are used during operation of the DBMS?
Options: query language and utilities,    data manipulation language and query language,    data dictionary and transaction log,    data dictionary and query language

Ans:C ,C


In a synchronous modem, the receive equalizer is known as
Options: adaptive equalizer,    impairment equalizer,    statistical equalizer,    compromise equalizer

Ans:A ,A


What are the two types of Semaphore?
Options: Digital Semaphores and Binary Semaphores B. Analog Semaphores and Octal Semaphores          C. Counting Semaphores and Binary Semaphores D. Critical Semaphores and System Semaphores

Ans:– C ,


. Which of the following is not a form of data?
Options: A) numbers and characters B) images C) sound D) none of above

Ans:D,D


A pick-and-place manipulator is:
Options: the most flexible of all robots,    an intelligent robot,    capable of point-to-point operation,    primarily used for large parts handling

Ans:C ,C


Which of the following addressing modes, facilitates access to an operand whose location is defined relative to the beginning of the data structure in which it appears?
Options: ascending,    sorting,    index,    indirect

Ans:C ,C


Rapid prototyping proves the quality of a design by
Options: having a program simulate the real system,    having the system analyst present an overview of the design to users, programmers, and consultants,    having a data flow diagram,    both (a) and (b)

Ans:A ,A


. Another term for hyperlink is
Options: a. Link b. Source c. Bar d. None of above

Ans:9 – a ,9 – a


. It is an association established between common
Options: a. Line b. Relationship c. Primary key d. Records

Ans:0 – b ,0 – b


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

Ans:– D ,


Which of the following is true when describing a unique local address?
Options: Packets addressed to a unicast address are delivered to a single interface.,    These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.,    These are like private addresses in IPv4 in that they are not meant to be routed.,    These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.

Ans:D ,D


. Internet Explorer is
Options: a. an Internet browser b. provided by Windows OS c. an access point for Word Wide Web d. All of above

Ans:7 – d ,7 – d


Which one of the following statements is true for the voltage in a parallel RC circuit?
Options: The voltage always has the same amplitude and phase for every part of the circuit,    The total voltage is equal to the sum of the voltages across the resistance and capacitance,    The total voltage leads the total current by less than 90 degree,    The total voltage is less than the sum of the voltages across the resistance and capacitance

Ans:A ,A


. Which of the following is a storage device?
Options: A) Tape B) Hard Disk C) Floppy Disk D) All of the above

Ans:D,D


. how would you create the following diagram in PowerPoint
Options: a. Use auto shapes and the drawing toolbar to create the diagram and design it b. Open the diagram gallery from the drawing toolbar and choose this diagram type c. Use the chart command on the insert menu to import the diagram d. All of above

Ans:3 – B ,3 – B


The north pole of a magnet is the one:
Options: that has its molecules arranged in a random pattern,    that would be attracted to the earth's north magnetic pole,    that would be repelled by the south pole of another magnet,    that would be attracted to the earth's south magnetic pole

Ans:B ,B


The device that can both feed data into and accept data from a computer is
Options: ALU,    CPU,    Input-Output device,    All of the above

Ans:C,(Canswer


What is the subnetwork address for a host with the IP address 200.10.5.68/28?
Options: 200.10.5.56,    200.10.5.32,    200.10.5.64,    200.10.5.0

Ans:C ,C


The key F12 opens a
Options: a. Save As dialog box b. Open dialog box c. Save dialog box d. Close dialog box

Ans:– A,– A


AutoCorrect was originally designed to replace _________ words as you type.
Options:  A) Short, repetitive, B) Grammatically incorrect, C) Misspelled, D) None of the above,

Ans:-C,-C


What type of computer programming is used for airplane ticket reservation system?
Options: Multi programming,    Real time programming,    Time sharing,    Batch programming

Ans:B,B


_____ is the term used to refer to the process of two modems establishing communications with each other.
Options: interacting,    handshaking,    connecting,    linking

Ans:B ,B


Automation means:
Options: assisting or replacing humans with machines.,    workers controlling machines.,    increased productivity.,    All of the above

Ans:D ,D


The average time necessary for the correct sector of a disk to arrive at the read write head is _____
Options: Down time,    Seek time,    Rotational delay,    Access time

Ans:C ,C


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

Ans:#8211; b,#8211; b


The calculation of expected outcomes in intended to help the manager
Options: identify problems,    identify solutions,    evaluate solutions,    All of the above

Ans:C ,C


First-in-First-Out (FIFO) scheduling is
Options:  Non Preemptive Scheduling B.  Preemptive Scheduling C.  Fair Share Scheduling D.  Deadline Scheduling

Ans:– A ,


For a type 0 system, the steady-state:
Options: error for a step input is always zero,    error for a velocity input is always zero,    input for acceleration input is always non-zero,    (a) and (c)

Ans:C ,C


. Ctrl + Z
Options: Undo the last Action B. Redo the last Action C. Add the new page D. Paste the contents from clipboard

Ans:– A ,


A subquery in an SQL SELECT statement is enclosed in:
Options: braces -- {...}.,    CAPITAL LETTERS.,    parenthesis -- (...) .,    brackets -- [...].

Ans:C ,C

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