What is the typical range of Ephemeral ports?


Options: 1 to 80 B. 1 to 1024 C. 80 to 8080 D. 1024 to 65535

Ans: D ,D. 1024 to 65535






More Computer Networks Related questions:


After you _____ a record, many data management the environments require you to issue a command to save the changes you made.
Options: Delete,    Update,    Sort key,    Index

Ans:B ,B


. Which of the following is not a valid size of a Floppy Disk?
Options: A) 8? B) 5 ¼? C) 3 ½? D) 5 ½?

Ans:D,D


Which of the following is not a type of page margin?
Options:  A) Left, B) Right, C) Center, D) Top, 

Ans:-C,-C


Needing to using more complicated SQL in database applications is a(n) ________ of normalization.
Options: advantage,    disadvantage,    either an advantage or disadvantage,    neither an advantage nor disadvantage

Ans:B ,B


If you have a PowerPoint show you created and want to send using email to another teacher you can add the show to your email message as a (an)
Options: a. Inclusion b. Attachment c. Reply d. Forward

Ans: – B , – B


How can you remove tab stop markers from ruler?
Options:  A) Double click the tab marker and choose Clear All, B) Drag the tab stop marker out of the ruler, C) Right click the tab stop marker and choose remove, D) All of above,

Ans:-B,-B


In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory.
Options: .exrc,    .profile,    lastlogin,    .mbox

Ans:B ,B


Auto clipart is a feature that
Options: a. Automatically places clipart in your presentation b. Scans your presentation for incorrect spelling in your words on each slide c. Scans your presentation for incorrect spelling in Word Arts objects d. All of above

Ans: – D , – D


If you want to have more than one Telnet session open at the same time, what keystroke combination would you use?
Options: Tab+Spacebar,    Ctrl+X, then 6,    Ctrl+Shift+X, then 6,    Ctrl+Shift+6, then X

Ans:D ,D


. Which operating system does not support networking between computers?
Options: a. Windows 3.1 b. Windows 95 c. Windows 2000 d. Windows NT

Ans: a, a


49. When you click on File menu in Word 2010, it opens
Options: a. File menu b. File Commands c. Backstage View d. File Ribbon

Ans:– C ,– C


. The ...operating system was initially created in the early 1970s at AT and T"s Bell Labs
Options: a. Linux b. DOS c. Unix d. GNU

Ans: c, c


. Which technology is more reliable?
Options: A) Mechanical B) Electro-Mechanical C) Electronic D) For reliability it does not matter. So all of above are reliable

Ans:3-C,3-C


Which statement is valid about computer program?
Options: A) It is understood by a computer B) It is understood by programmer C) It is understood user D) Both a & b

Ans:-D,-D


Which of the following is the 1's complement of 10?
Options: 01,    110,    11,    10

Ans:A,(Aanswer


. Which of the following is a correct association between a vendor and an operating system
Options: a. Redhat Linux b. Microsoft Unix c. AT & T DOS d. Novell Linux

Ans:0 – a ,0 – a


Which type of computers uses the 8-bit code called EBCDIC?
Options: A) Minicomputers B) Microcomputers C) Mainframe computers D) Super computer

Ans:-C,-C


0. End Key
Options: Moves the cursor end of the line B. Moves the cursor end of the document C. Moves the cursor end of the paragraph D. Moves the cursor end of the screen

Ans: – A ,


You can group noncontiguous worksheets with
Options: The alt+enter key B. The ctrl key and mouse C. The shift key and the mouse D. The group button on the standard toolbar

Ans: – B ,


. The subject of cybernetics deals with the science of
Options: A) Genetics B) Control and communication C) Molecular biology D) Biochemistry

Ans:B,B


A quotation system obtains potential delivery time data from the
Options: production schedule file,    inventory file,    product catalog file,    All of the above

Ans:B ,B


You can use the formula palette to
Options: a. Format cells containing numbers b. Create and edit formulas containing functions c. Enter assumptions data d. Copy a range of cells

Ans:#8211; b,#8211; b


Which of the following is the expansion of EBCDIC
Options: Extended bit comparable to digital interface for computer,    Extended bootable computerised digital infrared calculator,    Extended binary coded decimal interchange code,    Extended binary coded decimal information code

Ans:C ,C


91. What is the shortcut key you can press to create a copyright symbol?
Options: a. Alt+Ctrl+C b. Alt + C c. Ctrl + C d. Ctrl + Shift + C

Ans:– A ,– A


A microprocessor integrates the arithmetic logic and control circuitry of a computer into one chip. The first microprocessor was built by a group of engineers at the Intel Corpn. Can you tell who headed this group?
Options: Victor Poor,    Stan Mazor,    Marcian E. (Ted) Hoff,    Seymour Cray

Ans:C ,C


Structured design produces computer programs that are
Options: easily,    maintained,    easily understood,    both (a) and (b)

Ans:D ,D


.   A file which contains readymade styles that can be used for a presentation is called
Options: a. Auto style b. Template c. Wizard d. Pre-formatting

Ans:8 – B ,8 – B


Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?
Options: E = PR,    E = I2R,    I = E/R,    I = ER

Ans:C ,C


What will be the output of the program in 16-bit platform (under DOS)? #include<stdio.h> int main() { struct node { int data; struct node *link; }; struct node *p, *q; p = (struct node *) malloc(sizeof(struct node)); q = (struct node *) malloc(sizeof(struct node)); printf("%d, %d\n", sizeof(p), sizeof(q)); return 0; }
Options: 2, 2,    8, 8,    5, 5,    4, 4

Ans:A ,A


A primary key in any table has the properties
Options: a. Not Null b. No Duplicates c. Both of above d. None of above

Ans:ndash; c,ndash; c


. You have a Command button in the Form Footer, you click the Tabular Control Layout; an attached label will be added in what section?
Options: a. Detail b. Form Footer c. Form Header d. Page Header

Ans:4 – c ,4 – c


The operations file is updated by the
Options: production control system,    MRP system,    shipping system,    All of the above

Ans:D ,D


What is the name of the device that connects two computers by means of a telephone line?
Options: Tape,    modem,    bus,    cable

Ans:B ,B


Which of the following applies to a class rather than an object?
Options: Query,    Update,    Scope,    Constructor

Ans:C ,C


Which of the following filename extension suggests that the file is a backup copy of another file?
Options: BAK *,    BAS,    COM,    TXT

Ans:A ,A


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 machine that connects to two or more electronic mail systems and transfers mail messages among them is known as
Options: Gateways,    mail gateway,    bridges,    User Agent

Ans:B ,B


A process that is repeated, evaluated, and refined is called:
Options: diagnostic,    descriptive,    interpretive,    iterative

Ans:D ,D


Which of the following should be used when you want to add a slide to an existing presentation?
Options: a. File, add a new slide b. Insert, New slide c. File Open d. File, New

Ans: – B , – B


Data administrators are responsible for:
Options: physical database design.,    managing technical issues in the database environment.,    overall management of data resources in an organization.,    writing application programs.

Ans:C ,C


. Human beings are referred to as Homosapinens, which device is called Silico Sapiens?
Options: A) Monitor B) Hardware C) Robot D) Computer

Ans:D,D


.   PowerPoint 2000 has ……. Number of views
Options: a. 3 b. 4 c. 5 d. 6

Ans:2 – A ,2 – A


Each record is constituted by a number of individual data items which are called
Options: a. Fields b. Data Types c. Relations d. Tables

Ans:ndash; a,ndash; a


The binary system uses powers of
Options: 2,    10,    8,    16

Ans:A ,A


. “Ctrl + End” is used to
Options: Moves the cursor to the end of Line B. Moves the cursor to the end of Document C. Moves the cursor to the end of Paragraph D. None of the Above

Ans:– B ,


9. Which was the last version of MSDOS that was released separately?
Options: a. 5.0 b. 6.0 c. 6.11 d. 6.22

Ans:Correct Answer: d,Correct Answer: d


A turnaround document can be a (n)
Options: punched card,    OCR document,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


Point out the error in the following program. #include<stdio.h> void display(int (*ff)()); int main() { int show(); int (*f)(); f = show; display(f); return 0; } void display(int (*ff)()) { (*ff)(); } int show() { printf("IndiaBIX"); }
Options: Error: invalid parameter in function display(),    Error: invalid function call f=show;,    No error and prints "IndiaBIX",    No error and prints nothing.

Ans:C ,C


. IBM 1401 is the first computer to enter in Nepal. It belonged to
Options: A) First Generation B) Second Generation C) Third Generatio D) Frouth Generation

Ans:B,B


The analysis and design of application systems are the responsibility of a _____
Options: Computer Operator,    Programmer,    System Analyst,    Data entry operator

Ans:C ,C

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