______ is used in operating system to separate mechanism from policy


Options: Single level implementation B. Two level implementation C. Multi level implementation D. None

Ans:– B ,


Description: mcqquestions






More Operating System Related questions:


While working with MS-DOS, which command is used to move file from one directory to another?
Options: RENAME,    COPY,    MOVE,    CP

Ans:C ,C


Management's decision to rent a computer system may be based upon
Options: tax advantages,    desire to avoid a large one-time payment,    operational flexibility in changing hardware,    All of the above

Ans:D ,D


. Tabs stop position cannot be the following alignment
Options: Decimal Alignment B. Center Alignment C. Bar Alignment D. Justify Alignment

Ans:– D ,


A set of flip flops integrated together is called ____
Options: Counter B. Adder C. Register D. None of the above

Ans:– C ,


switching between portrait and landscape modes involves the:
Options: header and footer toolbar,print layout view, page setup dialog box, none of the above

Ans:C,page setup dialog box


Which, of the following is not true about the description of a decision table?
Options: A decision table is easy to modify,    A decision table is directly understood by the computer,    A decision table is easy to understand,    All of the above

Ans:B ,B


How can you break the current column and start a new column immediately?
Options:  A) Press Ctrl + Shift + Enter, B) Press Alt + Enter, C) Press Ctrl + Enter, D) Press Alt + Shift + Enter, 

Ans:-A,-A


Off-line operation is the operation of devices without the control of
Options: Memory,    CPU,    ALU,    Control unit

Ans:B,B


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


An operational amplifier:
Options: can be used to subtract two or more signals,    can be used to sum two or more signals,    uses the principle of feedback,    All of the above

Ans:D ,D


The state transition initiated by the user process itself in an operating system is
Options: block,    dispatch,    wake up,    timer run out

Ans:A ,A


The mistake, committed by interchanging two digits in a numeric held, during data entry, is called
Options: transposition error,    transcription error,    Beta testing error,    Alpha testing error

Ans:A ,A


Robot motion:
Options: is the same for all robots,    usually imitates human motion,    is not dependent on the robot structure,    All of the above

Ans:B ,B


A central purpose of most decision-support systems is
Options: to build a model of the decision¬making problem,    to design a data-base manage¬ment system,    to build an expert system,    to determine the key decisions in the problem area

Ans:A ,A


. To create an interactive Pivot Table for the web, you use a Microsoft Office Web component called
Options: a. HTML b. Pivot Table Field List c. Pivot Table List d. Pivot Table Report

Ans:– d,– d


Where does a computer add and compare data?
Options: a. Hard disk b. Floppy disk c. CPU chip d. Memory chip

Ans:1.c,1.c


....... transforms one interface into other interface
Options: a. Program b. Software c. Data d. None

Ans:1 – b ,1 – b


The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received,    the interface between the X.25 network and packet mode device,    the virtual circuit interface to packet-switched service,    All of the above

Ans:B ,B


To configure the VLAN trunking protocol to communicate VLAN information between two switches, what two requirements must be met? Each end of the trunk link must be set to the IEEE 802.1e encapsulation. The VTP management domain name of both switches must be set the same. All ports on both the switches must be set as access ports. One of the two switches must be configured as a VTP server. A rollover cable is required to connect the two switches together. A router must be used to forward VTP traffic between VLANs.
Options: 1, 2 and 4,    3, 5 and 6,    2 and 4,    1 and 6

Ans:C ,C


What is the maximum distance with maximum data rate for 802.11g?
Options: About 65-75 feet,    About 90-100 feet,    About 150 feet,    Over 200 feet

Ans:B ,B


. All attachment fields display as a(n) ____ in Datasheet View.
Options: a. icon b. button c. thumb tack d. paperclip

Ans:3 – d ,3 – d


to view a cell comment
Options: a. click the edit comment command on the insert menu b. click the display comment command on the window menu c. position the mouse pointer over the cell d. click the comment command on the view menu

Ans:#8211; c,#8211; 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


What command do you use to delete a file?
Options: rename,    delete,    rm,    cp

Ans:C ,C


Identify which of the following are declarations 1 : extern int x; 2 : float square ( float x ) { ... } 3 : double pow(double, double);
Options: 1,    2,    1 and 3,    3

Ans:C ,C


The numbers in our worksheet look like this: You want them to look like this: $1,000.How can you accomplish this?
Options: a. None of these b. Select Format > Money from the menu c. Click the Currency Style button on the formatting toolbar d. You have to retype everything and manually add the dollar signs, commas, and decimals.

Ans:#8211; c,#8211; c


What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
Options: Switch,    Bridge,    Gateway,    Router

Ans:B ,B


. A series of MS-DOS Commands can be performed by
Options: Typing all the commands Prompt in series by adding hyphen (-) B. Copying all the commands into single Directory C. Creating BAT File D. This is not possible in MS-Dos

Ans:– C ,


What is the shortcut-key for manual line break?
Options: a. CTRL + Enter b. Alt + Enter c. Shift + Enter d. Space + Enter

Ans:–  C,–  C


In a 1:N relationship, the foreign key is placed in:
Options: either table without specifying parent and child tables.,    the parent table.,    the child table.,    either the parent table or the child table.

Ans:C ,C


What is the order in which Command.Com searches for programs to execute?
Options: EXE, COM, BAT,    EXE, BAT, COM,    COM, EXE, BAT,    BAT, COM, EXE

Ans:C ,C


What are the different types of real data type in C ?
Options: float, double,    short int, double, long int,    float, double, long double,    double, long int, float

Ans:C ,C


A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?
Options: 10,    12,    6,    9

Ans:A,A


DHCP is the abbreviation of
Options:  Dynamic Host Control Protocol B.  Dynamic Host Configuration Protocol C.  Dynamic Hyper Control Protocol D.  Dynamic Hyper Configuration Protocol

Ans:– B ,


. MSI is the abbreviation of
Options: A) Medium Scale Integrated B) Medium System Integrated C) Medium Scale Intelligent D) Medium System Intelligent

Ans:A,A


You type the following command into the router and receive the following output: Router#show serial 0/0 ^ % Invalid input detected at '^' marker. Why was this error message displayed?
Options: You need to be in privileged mode.,    You cannot have a space between serial and 0/0.,    The router does not have a serial0/0 interface.,    Part of the command is missing.

Ans:D ,D


The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
Options: Data collection terminal,    OCR register terminal,    Video display terminal,    POS terminal

Ans:D,D


What is the first octet range for a class C IP address?
Options: 192 - 255,    192 - 223,    192 - 226,    128 - 191

Ans:B ,B


Which of the following can be accesses by transfer vector approach of linking?
Options: External data segments,    External subroutines,    Data located in other procedures,    All of the above

Ans:B ,B


Each of data files has a _____ that describe the way the data is stored in the file.
Options: File structure,    Records,    Fields,    Database

Ans:A ,A


What is the full form of AT in the IBM PC-AT?
Options: A. Applied Technology B. Advance Technology C. Additional Technology D. None of the Above

Ans:B,


The Banker’s algorithm is used
Options:  to rectify deadlock B.  to detect deadlock         C.  to prevent deadlock D.  to slove deadlock

Ans:– C ,


17. Which command is used to create root directory and FAT on disk?
Options: a. Chkdsk b. Command.com c. Format d. Fat

Ans:Correct Answer: c ,Correct Answer: c


Which of the following hardware component is the most important to the operation of database management system?
Options: a . high resolution video display b . printer c . high speed, large capacity disk d . plotter

Ans:.c,.c


. WAN stands for
Options: A) Wap Area Network B) Wide Area Network C) Wide Array Net D) Wireless Area Network

Ans:5-B,5-B


41. How many different documents you can open at one time?
Options: a. No more than three b. Only one c. As many as your computer memory will hold d. As many as your taskbar can display

Ans:– C ,– C


. WAN is a most used abbreviation in Newtorking, what is its full form?
Options: A) WAP Area Network B) Wide Area Network C) Wide Array of Network D) Wireless Access Network

Ans:B,B


You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 12 hosts and a maximum number of subnets?
Options: 255.255.255.192,    255.255.255.224,    255.255.255. 240,    255.255.255.248

Ans:C ,C


. Computers built before the First Generation of computers were:

Options: A) Mechanical B) Electro-mechanical C) Electrical D) None of these

Ans:B,B


A hashing scheme is used with
Options: sequential file organization,    direct file organization,    indexed sequential file organization,    partitioned file organization

Ans:B ,B

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