The necessary conditions needed before deadlock can occur?


Options:  No Mutual Exclusion, Hold and wait, Preemption, Circular Wait B.  Mutual Exclusion, No Hold and wait, Preemption, Circular Wait C.  Mutual Exclusion, Hold and wait, No Preemption, Circular Wait D.  Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

Ans:– C ,






More Operating System Related questions:


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

Ans:B,B


What will be the output of the program? #include<stdio.h> typedef void v; typedef int i; int main() { v fun(i, i); fun(2, 3); return 0; } v fun(i a, i b) { i s=2; float i; printf("%d,", sizeof(i)); printf(" %d", a*b*s); }
Options: 2, 8,    4, 8,    2, 4,    4, 12

Ans:D ,D


.   Format painter
Options: a. To paint pretty pictures on your slides b. To copy formatting from one object or piece of text and then apply it elsewhere c. To change the background color of your slides d. To paint pretty pictures on background of slides

Ans:3 – B ,3 – B


Which of the plotters listed below eliminates media size limitations?
Options: Drum,    Flatbed,    Electrostatic,    Pinch roller

Ans:A ,A


In Computer terminology ‘CAD’ is stands for
Options: A. Computer And Design B. Computer Algorithm in Design C. Computer Aided Design D. None of the above

Ans:C,


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

Ans:C ,C


What type of commands are individual programs kept, as separate files on the hard disk (DOS diskette)?
Options: External,    Internal,    Change,    File

Ans:A ,A


. You can use the format painter multiple times before you turn it off by
Options: a. You can use the format painter button only one time when you click it b. Double clicking the format painter button c. Pressing the Ctrl key and clicking the format painter button d. Pressing Alt key and clicking the format painter button

Ans:– b,– b


The access method used for cassette tape is
Options: Direct,    Random,    Sequential,    All of the above

Ans:C ,C


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

Ans:A ,A


The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small
Options: microwave ovens,    washing machines,    calculators,    personal computers

Ans:C ,C


A program component that allows structuring of a program in an unusual way is known as
Options: Correlation,    Coroutine,    Diagonalization,    Quene

Ans:B ,B


The manager attempts to expedite, or speed up, the flow of
Options: machines,    manpower,    material,    All of the above

Ans:C ,C


When a label is too long to fit within a worksheet cell, you typically must
Options: a. Shorten the label b. Increase the column width c. Decrease the column width d. Adjust the row height

Ans:#8211; b,#8211; b


The advantage(s) of incorporating the macro processor into pass 1 is(are):
Options: many functions do not have to be implemented twice.,    Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.,    more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.,    all of the above

Ans:D ,D


. A disadvantage of the laser printer is
Options: A) It is quieter than an impact printer B) It is very slow C) The output is of a lower quality D) None of the above

Ans:7-D,7-D


Within a database, the sequential organization of data by a common key is called:
Options: logical structure,    inverted structure,    simple structure,    All of the above

Ans:C ,C


Which command is used to terminate a process?
Options: shutdown,    haltsys,    cancel,    kill

Ans:D ,D


A data flow diagram is
Options: the modern version of flowchart,    mainly used at the systems specification stage.,    the primary output of the systems design phase,    All of the above

Ans:B ,B


The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:
Options: modulation,    demodulation,    synchronizing,    synchronizing

Ans:B ,B


A time sharing system imply
Options: a . more than one processor in the system b . more than one program in memory c . more than one memory in the system d. None of above

Ans:10.b,10.b


. 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


You configure the following access list: access-list 110 deny tcp 10.1.1.128 0.0.0.63 any eq smtp access-list 110 deny tcp any eq 23 int ethernet 0 ip access-group 110 out What will the result of this access list be?
Options: Email and Telnet will be allowed out E0.,    Email and Telnet will be allowed in E0.,    Everything but email and Telnet will be allowed out E0.,    No IP traffic will be allowed out E0.

Ans:D ,D


. Operating system is like a
Options: a. Government b. Police c. Parliament d. All of above

Ans:3 – a ,3 – a


Conversion of an octal number 1068 to binary number is
Options: 11100102,    10001102,    11001102,    100001102

Ans:B ,B


A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be
Options: the pin code,    the last name,    a compound key consisting of the first name and the last name,    All of the above

Ans:C ,C


Programming a robot by physically moving it through the trajectory you want it to follow is called:
Options: contact sensing control,    continuous-path control,    robot vision control,    pick-and-place control

Ans:B ,B


What will be the output of the program? #include<stdio.h> #define CUBE(x) (x*x*x) int main() { int a, b=3; a = CUBE(b++); printf("%d, %d\n", a, b); return 0; }
Options: 9, 4,    27, 4,    27, 6,    Error

Ans:C ,C


. ….is an intermediate storage for deleted files
Options: a. My computer b. My documents c. Recycle bin d. None of above

Ans:1 – c ,1 – c


Which of the following is not true of immediate processing?
Options: It is often used in real-time applications,    It can occur with either sequential of direct-access files,    It can be used in an airline-reservation system,    Transactions are processed shortly after a real-world event occurs

Ans:B ,B


A technique used by codes to convert an analog signal into a digital bit stream is known as
Options: Pulse code modulation,    Pulse stretcher,    Query processing,    Queue management

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


40. When the same word is used in multiple locations or a word is used that was not quite appropriate, a thesaurus can be used to look up a (n) _____ or a word similar in meaning.
Options: a. synonym b. homonym c. antonym d. metronym

Ans:– A ,– A


. When a row of data is to be converted into columns
Options: a.  Copy the cells in row, select the same number of cells in row and paste b.  Copy the cells in column then choose Edit >> Paste Special, then click Transpose and OK c.  Copy the cells then go to Format >> Cells then on Alignment tab click Transpose check box and click OK d.  Select the cells then place the cell pointer on new cell and choose Edit >> Paste Special, mark Transpose check box and click OK.

Ans:– d,– d


. The _____ Smart Tag launches Microsoft Outlook to schedule an appointment or display a calendar.
Options: a. Date b. Time c. Calendar d. Appointment

Ans:6 – a ,6 – a


What are the most likely conditions for ESD?
Options: Hot and dry,    Hot and wet,    Cold and dry,    Cold and wet

Ans:B ,B


Whose role is it to determine the requirements and design for a database?
Options: Database analysts,    Database administrators,    Both A and B.,    Neither A or B.

Ans:A ,A


Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
Options: BASIC,    FORTH,    dBASE,    COBOL

Ans:B ,B


. Current SIMMs have either __ or __ connectors (pins)
Options: A) 9 or 32 B) 30 or 70 C) 28 or 72 D) 30 or 72

Ans:D,D


What is the use of Researching Timings?
Options: This option allows you to rearrange slides B. This option allows you to set the time of animations C. This option allows you to rehearsal of slide presentation D. There is no such option in PowerPoint

Ans:– B ,


. Which language is directly understood by the computer without translation program?
Options: A) Machine language B) Assembly language C) High level language D) None of above

Ans:A,A


Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?
Options: DELTREE,    DELTREE/F,    DEL*.*,    ERASE *.*

Ans:B ,B


Which of the following are word processing software?
Options:  A) WordPerfect, B) Easy Word, C) MS Word, D) All of above, 

Ans:-D,-D


An object can have which of the following multiplicities?
Options: Zero,    One,    More than one,    All of the above.

Ans:D ,D


. Which of the following features should you use when typing in the notes text box?
Options: a. Slide shows b. Insert c. Slide master d. Zoom

Ans:4 – D ,4 – D


. Model 5100 was ______ in 1957.
Options: A) The first PC built by IBM B) The first PC built by Apple C) The first PC built by Motorola D) The first PC built by Intel

Ans:A,A


The proper definition of a modern digital computer is
Options: an electronic automated machine that can solve problems involving words and numbers,    a more sophisticated and modified electronic pocket calculator,    any machine that can perform mathematical operations ',    a machine that works on binary code

Ans:A ,A


Concatenation of text can be done using
Options: a. Apostrophe ,b. Exclamation, c. Hash , d. Ampersand

Ans:d,Ampersand


Batch processing is appropriate if
Options: a . large computer system is available b . only a small computer system is avilbale c . only a few transactions are involved D . none of the above

Ans:D,none of the above


In LISP, the function assigns the symbol x to y is
Options: (setq y x),    (set y = 'x'),    (setq y = 'x'),    (setq y 'x')

Ans:D ,D

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