Which of the following concept is best to preventing page faults?


Options:  Paging B.  The working set C.  Hit ratios D.  Address location resolution

Ans:– B ,


Description: mcqquestions






More Operating System Related questions:


During preventative maintenance on a dot matrix printer, do NOT lubricate:
Options: Platen assembly,    Print head pulley,    Print head pins,    Paper advance gear bushings

Ans:C ,C


The physical system of the firm may be regarded as a flow of
Options: manpower, machines, material, and money,    information only,    manpower, machines, material, money, and information,    manpower, machines, material, money, and data

Ans:A ,A


Which of the following commands can be used to get information about yourself?
Options: who am i,    i /4,    pwd,    which

Ans:A ,A


. Which feature is used for monitoring all document changes?
Options: a. Edit Document b. Monitor Change c. Track Change d. Track all

Ans: –  C , –  C


. The core of operating system is:
Options: a. Unix b. Kernel c. Command . com d. None of these

Ans:8 – b ,8 – b


Which is the most widely used semiconductor?
Options: Copper,    Silicon,    Germanium,    All of the above

Ans:B ,B


. A word field may consist of an optional field instruction called a(n) ______ 
Options: a. subdocument b. symbol c. signal d. switch

Ans:–  D,–  D


In an intrinsic semiconductor, the number of free electrons
Options: Equals the number of holes,    Is less than the number of holes,    Is greater than the number of holes,    Impossible to say

Ans:A ,A


When using SQL*Plus, Oracle commands, column names, table names and all other database elements:
Options: are case insensitive.,    are case sensitive.,    must always be in lower case.,    must always be in upper case.

Ans:A ,A


Educational programs for the labour union officials are conducted by
Options: the firm's industrial relations department,    the vice-president of information systems,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


58. You can jump to the next column by
Options: a. Clicking with your mouse on the next column b. Press Alt + Down-arrow c. Both of above d. None of Above

Ans:– C ,– C


. What function displays row data in a column or column data in a row?
Options: a. Hyperlink b. Index c. Transpose d. Rows

Ans:– c,– c


. In Datasheet View, new records are added to a table ____.
Options: a. in alphabetical order b. at the end of the table c. at the beginning of the table d. in numerical order

Ans:7 – b ,7 – b


A multifield transformation does which of the following?
Options: Converts data from one field into multiple fields,    Converts data from multiple fields into one field,    Converts data from multiple fields into multiple fields,    All of the above

Ans:D ,D


A character that is raised and smaller above the baseline is known as
Options:  A) Outlined, B) Raised, C) Superscript, D) Subscript,

Ans:-C,-C


Which of the following statements is false?
Options: Secondary storage is nonvolatile,    Primary storage is volatile,    Secondary storage contains data for immediate processing,    When the computer is turned off, data and instructions stored in primary storage are erased

Ans:C ,C


. UNIVAC was a first generation computer. What is its full form?

Options: A) Universal Automatic Computer B) Universal Array Computer C) Unique Automatic Computer D) Unvalued Automatic Computer

Ans:A,A


Benefits from a computerised MIS include:
Options: higher returns on short-term investments,    less frequent and smaller short-term loans,    lower rates of interest,    All of the above

Ans:D ,D


. in MS Access, which data type is appropriate to store large text and numbers?
Options: a. Text b. Memo c. OLE d. Large Text

Ans:– b,– b


. The Name box on to the left of formula bar
Options: a.  shows the name of workbook currently working on b.  shows the name of worksheet currently working on c.  shows the name of cell or range currently working on d.  None of above

Ans:– c,– c


What will be the output of the program? #include<stdio.h> int main() { int i; i = scanf("%d %d", &i, &i); printf("%d\n", i); return 0; }
Options: 1,    2,    Garbage value,    Error: cannot assign scanf to variable

Ans:B ,B


A compiler means
Options: A person who compiles source programs,    The same thing as a programmer,    Keypunch operator,    A program which translates source program into object program

Ans:D,(Danswer


. Copying a process from memory to disk to allow space for other processes is Called
Options: a. Swapping b. Deadlock c. Demand Paging d. Page Fault

Ans:9 – a ,9 – a


What types of installations require a special boot disk?
Options: NFS,    FTP,    PCMCIA,    All of the above

Ans:D ,D


The no of logical records in a physical record is
Options: Group,    Blocking factor,    Sector,    Field

Ans:B ,B


77. To switch between insert mode and overtype mode, _____.
Options: a. click Caption on the Insert menu b. double-click the OVR status indicator on the status bar c. click Text Box on the Insert menu d. double-click the INS status indicator on the status bar

Ans:– B ,– B


A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa.
Options: One-to-one relationship,    One-to-many relationship,    Many-to-one relationship,    Many-to-many relationship

Ans:D ,D


Bit map terminal
Options: support displays containing multiple windows,    requires considerable amount of video RAM,    requires tremendous amount of copying and hence low performance,    All of the above

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


Which set option is used with vi editor to display line numbers on screen?
Options: nm,    nu,    ic,    li

Ans:B ,B


. A computer program that converts an entire program into machine language at one time is called a/an
Options: A) Interpreter B) CPU C) Compiler D) Simulator

Ans:1-C,1-C


An open rectangle
Options: defines a source or destination of system data,    identifies data flow,    represents a process that transforms incoming data flow(s) into outgoing data flows,    is a data store-data at rest, or a temporary repository of data

Ans:D ,D


Which of the following locks the item from change but not from read?
Options: Implicit lock,    Explicit lock,    Exclusive lock,    Shared lock

Ans:D ,D


Which of the following is correct regarding Aggregate functions?
Options: it takes a list of values and return a single values as result B. it takes a list of values and return a list of values as result C. it takes a single value and returns a list of values as result D. it takes a single value and returns a single value as result

Ans:– A ,


When you connect to an online information service, you are asked to provide some kind of identification such as your name, an account number and a password. What is the name given to this brief dialogue between you and the information system?
Options: Security procedure,    Safeguard procedure,    Identification procedure,    Log-on procedure

Ans:D ,D


What do the following declaration signify? void *cmp();
Options: cmp is a pointer to an void type.,    cmp is a void type pointer variable.,    cmp is a function that return a void pointer.,    cmp function returns nothing.

Ans:C ,C


. System files allocated at
Options: a. Boot area b. FAT area c. Data area d. Directory

Ans:0 – a ,0 – a


There are certain packages that allow people to define data items, place these items in particular records, combine the records into designated files and then manipulate and retrieve the stored data. What are they called?
Options: Data storage system,    Database management system (DBMS),    Batch processing system,    Data communication package

Ans:B ,B


. Page stealing
Options: a. Is a sign of an efficient system b. Is taking page frame from other working sets c. Should be the turning goal d. Is taking layer disk space for page in page out

Ans:9 – b ,9 – b


How much should an organisation spend for information can be determined by some type of a:
Options: cost analysis,    benefit analysis,    cost-benefit analysis,    any of the above

Ans:C ,C


. Which icon would you access in the printer window to install a printer drive?
Options: a. Add printer wizard b. Setup c. Install d. None of above

Ans:0 – a ,0 – a


Major expressions used with find command to select file is it has been accessed in more than 375 days, is
Options: -atime +365,    -mtime + 365,    -atime -365,    -mtime -365

Ans:A ,A


60. You need to jump to the next column breaking current column right at the cursor position. How can you break column?
Options: a. Pressing Ctrl+Enter b. Pressing Alt+Shift+Enter c. Break command from Insert menu d. Both b and c

Ans:– C ,– C


If you want to insert some slides from other presentation into current one choose
Options: a. From Insert menu choose Slides from Files b. From Insert menu choose Slides from Presentation c. From Insert menu choose Slides d. None of above

Ans: – A , – A


The short statements that represent the steps the computer needs to follow to solve a problem are called
Options: Flowcharts,    Flow diagrams,    IPO charts,    Pseudocharts

Ans:E ,E


Which of the following is a graphical input device?
Options: light pen,    keyboard,    mouse,    Track ball

Ans:A ,A


A circuit which can store information is known as
Options: Integrated circuit,    Chip,    Memory cell,    Gate

Ans:C ,C


You just installed a new IDE hard drive, but your system BIOS will not recognize the new drive, what should you check first.
Options: cable sequence,    jumpers on the hard drive,    drivers that need to be loaded,    hard drive manufacturer web site information

Ans:B ,B


Point out the error in the program? #include<stdio.h> int main() { struct emp { char name[20]; float sal; }; struct emp e[10]; int i; for(i=0; i<=9; i++) scanf("%s %f", e[i].name, &e[i].sal); return 0; }
Options: Error: invalid structure member,    Error: Floating point formats not linked,    No error,    None of above

Ans:B ,B


Which of the following represents a relationship among a set of values.
Options: A Row B. A Table C. A Field D. A Column

Ans:– A ,

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