Each IP packet must contain


Options: Only Source address B. Only Destination address C. Source and Destination address D. Source or Destination address

Ans:– C ,






More Computer Networks Related questions:


What is the main reason the OSI model was created?
Options: To create a layered model larger than the DoD model.,    So application developers can change only one layer's protocols at a time.,    So different networks could communicate.,    So Cisco could use the model.

Ans:C ,C


A supertype/subtype hierarchy is which of the following?
Options: Each subtype has only one attribute.,    Each supertype has only one attribute.,    Each subtype has only one supertype.,    Each supertype has only one subtype.

Ans:C ,C


Which of the following is a set of general purpose internal registers?
Options: stack,    scratch pad,    accumulator,    status register

Ans:B ,B


Any type of storage that is used for holding information between steps in its processing is
Options: CPU,    Primary storage,    Intermediate storage,    Internal storage

Ans:C ,C


On-line data entry is most suitable in the case of
Options: updating payroll master,    entering monthly journal entries,    Processing payment of cheque in a bank,    All of the above

Ans:C ,C


Management has become more complex because
Options: there is less time to react to competitive actions,    the equipment used in many of the firm's activities has become more complex,    firms have become larger,    All of the above

Ans:D ,D


Which of the following is not true of immediate processing?
Options: It is often used in real-time applications,    It can occur with either sequential of direct-access files,    It can be used in an airline-reservation system,    Transactions are processed shortly after a real-world event occurs

Ans:B ,B


. Which control type do you use to create a calculated control?
Options: a. command button b. combo box c. text box d. list box

Ans:– c,– c


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

Ans:– D ,


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


In LISP, the function evaluates <object> and assigns this value to the unevaluated <sconst>.
Options: (constant <sconst> <object>),    (defconstant <sconst> <object>),    (eva <sconst> <object>),    (eva <object> <sconst>)

Ans:B ,B


. What do you mean by dialog box?
Options: a. Interactive message box b. Group of options c. Set of controls d. All of the above

Ans:D,All of above


The instruction "If it's raining outside, then take an umbrella to work" is an example of the _____ structure,
Options: Control,    Repetition,    Selection,    Sequence

Ans:C ,C


Which of the following is Relation-algebra Operation
Options: Select B. Union C. Rename D. All of the above

Ans:– D ,


Which of the following is true?
Options: Fields are composed of bytes,    Files are composed of records,    Fields are composed of characters,    Records are composed of fields

Ans:E ,E


Environmental information has greater value on the
Options: top management level,    middle management level,    lower management level,    All of the above

Ans:A ,A


Which of the following memory is capable of operating at electronics speed?
Options: Semiconductor memory,    Magnetic disks,    Magnetic drums,    Magnetic tapes

Ans:A,A


A constraint that does not, affect the feasible solution region is known as
Options: redundant constraint,    unbounded solution,    slack variable,    surplus variable

Ans:A ,A


What will be the output of the program in 16 bit platform (Turbo C under DOS) ? #include<stdio.h> int main() { struct value { int bit1:1; int bit3:4; int bit4:4; }bit; printf("%d\n", sizeof(bit)); return 0; }
Options: 1,    2,    4,    9

Ans:B ,B


While working with MS-DOS, which command will you use to display the version?
Options: DATE Command,    VER Command,    DISK Command,    FORMAT Command

Ans:B ,B


One definition of AI focuses on problem-solving methods that process:
Options: smell,    symbols,    touch,    algorithms

Ans:B ,B


Which of the following are the cheapest memory devices in terms of Cost/Bit?
Options: Semiconductor memories B. Magnetic Disks C. Compact Disks D. Magnetic Tapes

Ans:– C ,


Which of the following subdirectory(ies) contains the system boot scripts.
Options: /dev,    /bin,    /etc,    /home

Ans:C ,C


What happens when you release mouse pointer after you drop the primary key of a table into foreign key of another table?
Options: a. A relationship is created b. Edit relationship dialog box appears c. Error occurs d. Nothing happens

Ans:ndash; b,ndash; b


During the planning phase, the main activity of the vice-president of information systems is one of
Options: planning,    control,    staffing,    support

Ans:D ,D


Embedded SQL is which of the following?
Options: Hard-coded SQL statements in a program language such as Java.,    The process of making an application capable of generating specific SQL code on the fly.,    Hard-coded SQL statements in a procedure.,    Hard-coded SQL statements in a trigger.

Ans:A ,A


Which of the following is an advantage to using fiber optics data transmission?
Options: resistance to data theft,    fast data transmission rate,    low noise level,   All of the above

Ans:D,All of the above


Which is a unit representing the no bits of discrete.
Options: Baud,    Byte,    Bit,    All of the above

Ans:A,(Aanswer


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


When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each
Options: disk,    disk surface,    track,    cylinder

Ans:B,B


In cyclic redundancy checking, the divisor is _____ the CRC.
Options: the same size as,    one bit less than,    one bit more than,    two bits more

Ans:C ,C


. A relationship is created between how many tables?
Options: a. One b. Two c. Three d. Any number

Ans:0 – b ,0 – b


The__ button on the tool box display data from a related table
Options: a. Sub form sub report b. Relationships c. Select objects d. More controls

Ans:ndash; a,ndash; a


Which of the following registers hold the information before it goes to the decoder
Options: control register,    data register,    accumulator,    address register

Ans:B,B


  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 ,


Basic is ________ language.
Options: a procedural B. an object oriented C. both A and B D. none of the above

Ans:– A ,


Continuous line drawing are produced using
Options: Chain printers,    Daisy wheel printers,    Plotters,    Thermal devices

Ans:C ,C


While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?
Options: COPY,    DISKCOPY,    RESTORE,    STORE

Ans:C ,C


If you need to edit a relationship
Options: a. Right click the relationship line and choose Edit Relationship b. Double click the relationship line c. Both of above d. None of above

Ans:ndash; c,ndash; c


.   Which of the following is not a way to create a new presentation?
Options: a. Using the Scan-In Slides feature b. From scratch (create a blank presentation c. Using a template d. Using the auto content wizard

Ans:6 – A ,6 – A


. Which of the following is an example of a real time operating system?
Options: a. Lynx b. MS DOS c. Windows XP d. Process Control

Ans: d, d


. Memory unit is one part of
Options: A) Input device B) Control unit C) Output device D) Central Processing Unit

Ans:0-D,0-D


. In which order do you place the field to sort a Dynaset first by zipcode, then by lastname and then by firstname?
Options: a. zipcode, firstname, lastname b. firstname, lastname, zipcode c. zipcode, lastname, firstname d. can’t sort by multiple fields

Ans:– c,– c


The first step in systems Development Life Cycle is
Options: database design,    system design,    preliminary investigation and analysis,    graphical user interface

Ans:C ,C


. .... is the layer of a computer system between the hardware and the user program
Options: a. Operating environment b. Operating system c. System environment d. None of these

Ans: b, b


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

Ans:B ,B


You need the IP address of the devices with which the router has established an adjacency. Also, the retransmit interval and the queue counts for the adjacent routers need to be checked. What command will display the required information?
Options: show ip eigrp adjacency,    show ip eigrp topology,    show ip eigrp interfaces,    show ip eigrp neighbors

Ans:D ,D


. The Stepped Reckoner was invented by

Options: A) John Napier B) William Oughtred C) Gottfried Leibnitz D) Blaise Pascal

Ans:C,C


  Shortcut key to insert a hyperlink in a slide A.  Ctrl + H B.  Ctrl + K C.  Hyperlinks can’t be inserted in slides D.  None of the above
Options:

Ans:– B ,


A shared database should:
Options: be accurate and available.,    provide for backup and recovery.,    be secure.,    All of the above.

Ans:D ,D

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