What is the IP Address range of APIPA?


Options: 169.254.0.1 to 169.254.0.254 B. 169.254.0.1 to 169.254.0.255 C. 169.254.0.1 to 169.254.255.254 D. 169.254.0.1 to 169.254.255.255

Ans:– C ,


Description: mcqquestions






More Computer Networks Related questions:


Getting data from a cell located in a different sheet is called….
Options: Accessing B. Referencing C. Updating D. Functioning

Ans:– B ,


A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
Options: flash or upgrade the BIOS,    check the CONFIG.SYS,    add cdrw in the device manager,    check the jumper setting on the cd-rw

Ans:D ,D


A large computer designed to handle complex scientific calculations
Options: may use only a firmed word-length storage approach,    will likely require a character addressable storage unit,    must use fixed length words of four character each,    will not use numbered address locations

Ans:A ,A


What will be the output of the program? #include<stdio.h> #include<stdlib.h> int main() { union test { int i; float f; char c; }; union test *t; t = (union test *)malloc(sizeof(union test)); t->f = 10.10f; printf("%f", t->f); return 0; }
Options: 10,    Garbage value,    10.100000,    Error

Ans:C ,C


What do you mean by one to many relationship between Student and Class table?
Options: a. One student can have many classes b. One class may have many student c. Many classes may have many students d. Many students may have many classes

Ans:ndash; a,ndash; a


Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator?
Options: Supertype entity,    Subtype entity,    Archetype entity,    Instance entity

Ans:B ,B


Queries to a database
Options: are written in English,    can use aggregate functions like SUM and COUNT,    both (a) and (b),    All of the above

Ans:B ,B


What Oracle backup and recover file contains user and system data?
Options: Control file,    Datafile,    OnLine ReDo file,    Offline ReDo file

Ans:B ,B


. To align controls in rows and columns like a spreadsheet, with labels across the top, which layout should be used?
Options: a. Datasheet b. Justified c. Stacked d. Tabular

Ans:0 – d ,0 – d


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

Ans:B,(Banswer


When new data are to be inserted into a data structure, but there is no available space; this situation is usually called
Options: a. underflow b. overflow c. housefull d. saturated

Ans:- b,- b


. Which of the following class of computers can not support multiple users simultaneously?

Options: A) Mainframe Computer B) Mini Computers C) Micro Computers D) All of them can support

Ans:C,C


The original ASCII code used _____ bits of each byte, reserving that last bit for error checking.
Options: 5,    6,    7,    8

Ans:C ,C


In the relational model, relationships between relations or tables are created by using:
Options: composite keys.,    determinants.,    candidate keys.,    foreign keys.

Ans:D ,D


. What is the default file extension created by notepad?
Options: a. .doc b. .html c. .txt d. .tif

Ans:6 – c ,6 – c


. Which of the following statements about a tab control in a form is incorrect?
Options: a. It can contain only one object. b. It defines a layered space. c. It is a control object. d. It is created in multipage forms.

Ans:– a,– a


The UNIX file system stores a data in physical blocks of
Options: 1024 bytes,    2048 bytes,    512 bytes,    256 bytes

Ans:C ,C


Which one of the following statements is true?
Options: The secondary voltage for a step-down power transformer is greater than the primary voltage,    The secondary current for a step-down power transformer is greater than the primary voltage,    Parallel RLC circuit operated below its resonant frequency,    purely resistive circuit

Ans:B ,B


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


The floppy drive uses which DMA (direct memory access) channel?
Options: 5,    4,    1,    2

Ans:2,D


Which command will delete the contents of NVRAM on a router?
Options: delete NVRAM,    delete startup-config,    erase NVRAM,    erase start

Ans:D ,D


What are two purposes for segmentation with a bridge? To add more broadcast domains. To create more collision domains. To add more bandwidth for users. To allow more broadcasts for users.
Options: 1 only,    2 and 3,    2 and 4,    4 only

Ans:B ,B


What is a common language that computers use to talk with one another on a network
Options: client,    adapter,    protocol,    operating systems

Ans:C ,C


What command is used to halt a Linux system?
Options: init 0,    Shutdown -t,    Shutdown -g -y0,    Ctrl+Alt+Del

Ans:A ,A


. Each excel file is called a workbook because
Options: a. It can contain text and data b. It can be modified c. It can contain many sheets including worksheets and chart sheets d. You have to work hard to create it

Ans:– c,– c


What is the default subnet mask for a class C network?
Options: 127.0.0.1,    255.0.0.0,    255.255.0.0,    255.255.255.0

Ans:D ,D


A flexible manufacturing system may be:
Options: an automated assembly line,    expensive to alter,    very difficult to change when new products are introduced,    All of the above.

Ans:A ,A


The parts of a system may be analyzed in the sequence
Options: outputs, objective, management, information processor, input, transformation,    objectives, outputs, management, information processor, input, transformation,    objectives, outputs, information processor, management, input transformation,    outputs, inputs, objectives, management, information processor, transformation

Ans:B ,B


Ctrl + W
Options: a. Save and Print the Document b. Save and Close Word Application c. Save and Close document d. Without Save, Close Document

Ans:–  C,–  C


The first widely-used commercial form of Artificial Intelligence (Al) is being used in many popular products like microwave ovens, automobiles and plug in circuit boards for desktop PCs. It allows machines to handle vague information with a deftness that mimics human intuition. What is the name of this AI?
Options: Boolean logic,    Human logic,    Fuzzy logic,    Functional logic

Ans:C ,C


The "snap" command feature in both AutoCAD and VersaCAD ensure that:
Options: template lines can be removed,    objects are entered at specific intervals.,    identified data are automatically segmented,    definable center markers are entered.

Ans:B ,B


What will be the output of the program? #include<stdio.h> int fun(int **ptr); int main() { int i=10; const int *ptr = &i; fun(&ptr); return 0; } int fun(int **ptr) { int j = 223; int *temp = &j; printf("Before changing ptr = %5x\n", *ptr); const *ptr = temp; printf("After changing ptr = %5x\n", *ptr); return 0; }
Options: Address of i Address of j,    10 223,    Error: cannot convert parameter 1 from 'const int **' to 'int **',    Garbage value

Ans:C ,C


Where can you find the horizontal split bar on MS Word screen?
Options: a. On the left of horizontal scroll bar b. On the right of horizontal scroll bar c. On the top of vertical scroll bar d. On the bottom of vertical scroll bar

Ans:– C,– C


The feature of Word that automatically adjusts the amount of space between certain combination of characters so that an entire word looks more evenly spaced. What is that feature called?
Options:  A) Spacing, B) Scaling, C) Kerning, D) Positioning, 

Ans:-C,-C


A high quality CAD system uses the following for printing drawing and graphs
Options: A) Dot matrix printer B) Digital plotter C) Line printer D) All of the above

Ans:-B,-B


  Microsoft PowerPoint can insert objects from the following add-ins? A.  Equation Editor B.  Organization Chart C.  Photo Album D.  All of these
Options:

Ans: – D ,


A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose?
Options: Communications software,    Error detecting protocols,    Link access procedure (LAP),    Telecommunications

Ans:A ,A


A UNION query is which of the following?
Options: Combines the output from no more than two queries and must include the same number of columns.,    Combines the output from no more than two queries and does not include the same number of columns.,    Combines the output from multiple queries and must include the same number of columns.,    Combines the output from multiple queries and does not include the same number of columns.

Ans:C ,C


You want to create a standard access list that denies the subnet of the following host: 172.16.144.17/21. Which of the following would you start your list with?
Options: access-list 10 deny 172.16.48.0 255.255.240.0,    access-list 10 deny 172.16.144.0 0.0.7.255,    access-list 10 deny 172.16.64.0 0.0.31.255,    access-list 10 deny 172.16.136.0 0.0.15.255

Ans:B ,B


Dived logical memory into blocks with the same size as frames are called
Options: Pages B. Frames C. Page Table D. Segmentation

Ans:– A ,


Transmission and presentation of text and graphics is called
Options: Tele-text,    Network,    Telematique,    Video text

Ans:D ,D


. The first Macintosh computer was from
Options: A) First generation B) Second generation C) Third generation D) Fourth generation

Ans:D,D


. A computer has very low failure rate because it uses electronic components. It produces very consistent results. This is highlighted by which of the feature of computer?
Options: A) Accuracy B) Reliability C) Versatility D) Automatic

Ans:B,B


The ODBC Level 2 API contains which the following functions?
Options: Commit or rollback transactions only,    Connect to data sources with driver-specific information only,    Connect to data sources only,    All of the above are contained in the OBDC Level 2 API

Ans:D ,D


. The term ‘computer’ is derived from
Options: A) Greek language B) Sanskrit language C) Latin language D) German language

Ans:8-C,8-C


A memory that holds micro programs is
Options: Core memory,    ROM,    RAM,    Control memory

Ans:B ,B


The radian of a number system
Options: Is variable,    Has nothing to do with digit position value,    Equals the number of its distinct counting digits,    Is always an even number

Ans:C,(Canswer


A Winchester disk is a
Options: Disk Stack,    Removable disk,    Flexible disk,    All of the above

Ans:A ,A


Swapping
Options: works best with many small partitions,    allows many programs to use memory simultaneously,    allows each program in turn to use the memory,    does not work with overlaying

Ans:C ,C


If delays are recorded as 10 bit numbers in a 50 router network, and delay vectors are exchanged twice a second, how much bandwidth per fill duplex line is occupied by the distributed routing algorithm?
Options: 500 bps,    1500 bps,    5 bps,    1000 bps

Ans:D ,D

www.000webhost.com