Which memory allocation policy allocate the largest hole to the process?


Options: Best-Fit B. Worst-Fit C. First-Fit D. None of them

Ans:– B ,






More Operating System Related questions:


. Slide Rules was invented in
Options: A) 1614 B) 1617 C) 1620 D) None of above

Ans:C,C


Indicate whether the statement LDA B is a statement, in
Options: Machine language,    Assembly language,    High level language,    All of the above

Ans:B ,B


The heart of automation technology is.
Options: robots,    computers,    control,    sensors

Ans:B ,B


Which algebra is widely used in DBMS?
Options: a. Relational algebra b. Arithmetic algebra c. Both d. None

Ans:– a ,


Which of the following systems software does the job of merging the records from two flies into one?
Options: Documentation system,    Utility program,    Networking software,    Security software

Ans:B ,B


Which of the following column properties would be used to specify that cells in a column must be immediately filled with a monetary value of $10,000?
Options: Null status,    Data type,    Default value,    Data constraints

Ans:C ,C


What is the name of the operating system that reads and reacts in terms of actual time.
Options: Batch system,    Quick response system,    Real time system,    Time sharing system

Ans:C ,C


What  is the name given to something that the  computer  will automatically use unless you tell it otherwise?
Options: a. a specification b. a wildcard c. a default d. a rule

Ans:6 c.  ,6 c. 


Analog and digital controllers:
Options: cost the same to build,    accept the same input signals,    can be changed with equal case,    All of the above

Ans:E ,E


. Paste Special allows some operation while you paste to new cell. Which of the following operation is valid?
Options: a.  Square b.  Percentage c.  Goal Seek d.  Divide

Ans:– d,– d


. Copy con ram.txt is
Options: a. Copy the entire data b. Deletes the data c. Controlling the enter data d. All of above

Ans:8 – a ,8 – a


Interconnected networks need communication processors such as switches, routers, hubs, and gateways. Select the best fit for answer:
Options: TCP/IP,    Protocol,    Open Systems,    Internetwork processor

Ans:D ,D


A file that is organized in uniform format is formally referred to as a _____ or a database file.
Options: Document,    Database,    Record,    Structured data file

Ans:D ,D


Which is the Shortcut key to start a presentation from the beginning?
Options: A. F5 B. ALT + F5 C. CTRL + F5 D. SHIFT + F5

Ans:– A ,F5


Which command is used to list all the files with extension .lst?
Options: ls -l *.lst,    ls lst*,    ls *.*,    ls *[lst]

Ans:A ,A


The primary interactive method of communication used by humans is:
Options: reading,    writing,    speaking,    All of the above

Ans:C ,C


Which of the following high speed non¬impact printers are fast enough to print the entire book in about 1 minute.
Options: Laser,    Dot-matrix,    Page,    Line

Ans:C ,C


. The shortcut key to open a task manager is:
Options: a. Alt + F1 b. Alt + Ctrl + Delete c. Alt + Tab d. F1

Ans:0 – b ,0 – b


Which statements are true regarding ICMP packets? ICMP guarantees datagram delivery. ICMP can provide hosts with information about network problems. ICMP is encapsulated within IP datagrams. ICMP is encapsulated within UDP datagrams.
Options: 1 only,    2 and 3,    1 and 4,    All of the above

Ans:B ,B


Which of the following TCP/IP protocol is used for transferring files from one machine to another?
Options: RARP,    ARP,    TCP,    FTP

Ans:D ,D


. Which of the following is true regarding page Orientation of a Document?
Options: a. Page Orientation can be change at any time b. Page Orientation of document determines by printer c. Page Orientation must be set before start typing d. Page Orientation of a document cannot be changed.

Ans:–  A,–  A


Which of the following is not one of the factors affecting the difficulty of the MIS project?
Options: objectives of the firm,    the existing MIS,    management abilities,    employee attitude

Ans:C ,C


Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?
Options: Track number,    Sector number,    Surface number,    All of the above

Ans:D ,D


A Turnaround document
Options: is circulated among all the staff of an organization.,    is circulated among all the heads of departments of an organization.,    is output at one point which later comes back as an input,    All of the above

Ans:C ,C


A communications medium that uses pulses of laser light in glass fibers. Select the best fit for answer:
Options: Fiber optic cables,    Cellular phone systems,    Telecommunications processors,    Telecommunications software

Ans:A ,A


Compared to humans, machines:
Options: can make more complex decisions based on unexpected circumstances,    can work in harsher environments,    make fewer errors,    (a) and (c)

Ans:D ,D


. You can open the scenario Manager dialog box by choosing scenarios from the ….. menu.
Options: a. View b. Insert c. Format d. Tools

Ans:– d,– d


To build a modularized kernel, the kernel-headers and kernel-source packages must first be installed. Where will you find the kernel-headers and kernel-source?
Options: /usr/local,    /usr/src/linux,    /usr/sre/redhat,    /usr/bin

Ans:B ,B


Which of the following is not a major subsystem part providing an opportunity for system design controls
Options: data base,    model base,    both (a) and (b),    neither (a) nor (b)

Ans:D ,D


What is the size of Network bits & Host bits of Class A of IP address?
Options: Network bits 7, Host bits 24 B. Network bits 8, Host bits 24 C. Network bits 7, Host bits 23 D. Network bits 8, Host bits 23

Ans:– A ,


. Two tables can be linked with relationship so that the data integrity can be enforced. Where can you find relationship command
Options: a. File menu b. View menu c. Database menu d. Tools menu

Ans:8 – d ,8 – d


From which menu you can insert Header and Footer?
Options:  A) Insert Menu, B) View Menu, C) Format menu, D) Tools Menu,

Ans:-B,-B


H.P. Luhn and Stephen E. Forth developed an application for the computer named
Options: selective dissemination of information,    management information system,    information retrieval,    document retrieval

Ans:C ,C


A single transistor can be used to build which of the following digital logic gates?
Options: AND gates,    OR gates,    NOT gates,    NAND gates

Ans:C ,C


The use of packaged data models can offer which of the following benefits?
Options: Reduce implementation time and costs,    Higher quality models,    Both A and B.,    Neither A nor B.

Ans:C ,C


CBCT stands for
Options: Customer Bank Credit Terminal,    Commercial Banking Credit Terminal,    Customer-Bank Communication Terminal,    Commercial Bank Communication Terminal

Ans:C ,C


. Which would you choose to list Synonyms & Antonyms of a selected word?
Options: a. Tools, Spelling & Grammar b. Tools, Language c. Tools, Options d. Insert, Cross-reference

Ans: –  B , –  B


Semiconductor devices:
Options: are less reliable than electro¬mechanical components,    usually have a very short MTBF (mean time between failure),    have a very short infant mortality period,    All of the above

Ans:C ,C


An application program interface (API) is which of the following?
Options: The same thing as ODBC.,    Middleware that does not provide access to a database.,    Middleware that provides access to a database.,    The same thing as JDBC.

Ans:C ,C


Most disk drives have a single read/ write head for each disk surface. What is the advantage of suing multiple heads on each movable access arm?
Options: Reduced seek time,    Less latency time,    Reduced search time,    Less disk speed

Ans:A ,A


Which of the following signs is used to back up over typing errors in vi?
Options: @,    #,    $,    !

Ans:B ,B


When you ping the loopback address, a packet is sent where?
Options: On the network,    Down through the layers of the IP architecture and then up the layers again,    Across the wire,    through the loopback dongle

Ans:B ,B


The north pole of a magnet is the one:
Options: that has its molecules arranged in a random pattern,    that would be attracted to the earth's north magnetic pole,    that would be repelled by the south pole of another magnet,    that would be attracted to the earth's south magnetic pole

Ans:B ,B


Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs?
Options: P = I2R,    P = IE,    P = E2/R,    I = P/E

Ans:D ,D


Point out the error in the program #include<stdio.h> int main() { int a=10; void f(); a = f(); printf("%d\n", a); return 0; } void f() { printf("Hi"); }
Options: Error: Not allowed assignment,    Error: Doesn't print anything,    No error,    None of above

Ans:A ,A


You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports four subnets and a maximum number of hosts?
Options: 255.255.255.192,    255.255.255.224,    255.255.255.240,    255.255.255.248

Ans:B ,B


You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:
Options: replace each part one at a time, rerunning the diagnostic before replacing the next part.,    check to see if you have a software problem,    replace everything at once and rerun the diagnostic,    get another copy of the diagnostic program

Ans:B ,B


A set of programs that handle a firms database responsibilities is called
Options: a. database management system (DBMS) b. database processing system (DBPS) c. data management system (DMS) d. all of above

Ans:.d,.d


The dielectric constant of a material is a measure of:
Options: the amount of voltage it can withstand before breaking down,    how well the material concentrates electrostatic lines of force,    the amount of opposition to the current flow,    how well the material concentrates magnetic lines of force

Ans:B ,B


. What is the number of read-write heads in the drive for a 9-trac magnetic tape?
Options: A) 9 B) 16 C) 18 D) 27

Ans:A,A

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