Model Papers

Q.1The processes that are residing in main memory for execution are kept on a list called:

(B)
Q.2The interval from the time of submission of a process to the time of completion is termed as

(B)
Q.3Which scheduling algorithm allocates the CPU first to the process that requests the CPU first?

(A)
Q.4In priority scheduling algorithm:

(A)
Q.5In priority scheduling algorithm, when a process arrives at the ready queue, Its priority is compared with the priority of: 7

(B)
Q.6Time quantum is defined in:

(B)
Q.7In multilevel feedback scheduling algorithm:

(A)
Q.8Which one of the following cannot be scheduled by the kernel?

(B)
Q.9 A process refers to 5 pages, A, B, C, D, E in the order: A, B, C, D, A, B, E, A, B, C, D, E. If the page replacement algorithm is FIFO, the number of page transfers with an empty Internal store of 3 frames is:

(C)
Q.10A memory page containing a heavily used variable that was initialized very early and is in constant use is remove and then the page replacement algorithm used is:

(C)
Q.11Users are that their processes are running on a paged system.

(B)
Q.12 The aim of creating page replacement algorithms is to:

(C)
Q.13A FIFO replacement algorithm associates with each page the

(A)
Q.14Optimal page - replacement algorithm is:

(C)
Q.15Optimal page - replacement algorithm is difficult to implement, because:

(B)
Q.16LRU page - replacement algorithm associates with each page the

(B)
Q.17 For 3 page frames, the following is the reference string: 701 20 3 0 4 2 3 0 3 2 1 20 1 7 0 1; How many page faults does the LRU page replacement algorithm produce?

(D)
Q.18CPU fetches the instruction from memory according to the value of:

(A)
Q.19A memory buffer used to accommodate a spood differential is called:

(B)
Q.20Which one of the following is the address generated by CPU?

(C)
Q.21Run time mapping from virtual to physical address is done by:

(A)
Q.22Memory management technique in which system stores and retrieves data from secondary storage for use in main memory is called:

(B)
Q.23The Interrupt-request line is a part of the:

(B)
Q.24The return address from the interrupt-service routine is stored on the:

(C)
Q.25The signal sent to the device from the processor to the device after receiving an interrupt is:

(A)
Q.26A relational database consists of a collection of:

(A)
Q.27A _______ in a table represents a relationship among a set of values

(A)
Q.28The term is used to refer to a row.

(C)
Q.29 The term attribute refers to a of a table.

(B)
Q.30For each attribute of a relation, there is a set of permitted values, called the______of that attribute.

(A)
Q.31 Which of the following is a tuple-generating dependency?

(C)
Q.32The main task carried out in the is to remove repeating attributes to separate tables.

(A)
Q.33Which of the normal form is based on multi-valued dependencies?

(D)
Q.34Which forms has a relation that possesses data about an individual entity?

(C)
Q.35Which of the following has each related entity set has its own schema and there is an additional schema for the relationship set?

(A)
Q.36 In which of the following, a separate schema is created consisting of that attribute and the primary key of the entity set?

(B)
Q.37In 2NF:

(C)
Q.38____________can help us detect poor E-R design,

(D)
Q.39Build & Fix Model is suitable for programming exercises of LOC (Line of Code).

(A)
Q.40 What is the best way to represent the attributes in a large database?

(B)
Q.41 Designers use which of the following to tune performance of systems to support time-critical operations?

(A)
Q.42RAD stands for:

(B)
Q.43Which one of the following models is not suitable for accommodating any change?

(D)
Q.44Which module gives control of the CPU to the process selected by the short-term scheduler?

(A)
Q.45Which one of the following is not a phase of Prototyping Model?

(B)
Q.46RAD Model has:

(C)
Q.47What is the major drawback of using RAD Model?

(D)
Q.48SDLC stands for

(A)
Q.49 Which model can be selected if user is involved in all the phases of SDLC?

(C)
Q.50Two devices are in network if:

(A)
Q.51In computer network nodes are:

(D)
Q.52Communication channel is shared by all the machines on the network in:

(A)
Q.53Bluetooth is an example of:

(A)
Q.54A___________ is a device that forwards packets between networks by processing the rowing Information Included In the packet.

(C)
Q.55A list of protocols used by a system, one protocol per layer, is called;

(B)
Q.56Network congestion occurs

(A)
Q.57Which one of the following extends a private network across public networks?

(B)
Q.58The network layer concerns with:

(C)
Q.59Which one of the following is not a function of network layer?

(D)
Q.60The 4 byte IP address consists of:

(C)
Q.61 In virtual circuit, network each packet contains:

(A)
Q.62Which one of the following routing algorithm can be used for network layer design?

(D)
Q.63The network layer protocol of Internet is:

(B)
Q.64ICMP is primarily used for:

(A)
Q.65The lexical analyzer takes as input and produces a stream of as output

(C)
Q.66 Parsing is also known as:

(B)
Q.67A compiler program written in a high level language is called:

(A)
Q.68The number of pixels stored in the frame buffer of a graphics system is known as:

(A)
Q.69 In graphical system, the array of pixels In the picture is stored in:

(B)
Q.70Which of the following is key characteristic of hackor?

(D)
Q.71Which of the following focuses on the discovery of (previously) unknown properties on data?

(A)
Q.72Which process model should be used in virtually all situations of web engineering?

(A)
Q.73Which analysis is a part of Analysis model of the web engineering process framework?

(D)
Q.74Which of the following statements are incorrect with reference to web-based systems? Web-based systems:

(A)
Q.75What category of web-based system would you assign to electronic shopping?

(C)
Q.76What category of web-based system would you assign to discussion groups?

(B)
Q.77W3C stands for.

(A)
Q.78Which of the following is a risk associated with using hypertext in web applications?

(C)
Q.79Which of the following is not a NosQL database?

(A)
Q.80Which of the following is a NoSQL Database type?

(B)
Q.81Which one of the following is an example of Operating System?

(D)
Q.82By default on which page the Header or the Footer is printed in MS Word?

(C)
Q.83Complete the number series: 15, 31,'63, 127, 255________

(B)
Q.84Solve the equation: (1/4 + 5/8)+ (1/2 + 3/4} =

(D)
Q.85"To fact the music" means:

(D)
Q.86What is the synonym of "Posthumous"?

(A)
Q.87What is the antonym of "Meandering"?

(B)
Q.88Find the correctly spell word.

(C)
Q.89To which fruit is Plantain similar to?

(B)
Q.90Exposure to sunlight results in formation of in the body.

(D)
Q.91Who was the first American President to resign while in office?

(C)
Q.92The current capital of Kazakhstan is Astana-Name the former capital:

(A)
Q.93In Geography what do you understand by "Pangaea"?

(A)
Q.94After partition of Bengal, the Capital of East Bengal and Assam was

(A)
Q.95Which was the official language during the Muslim Rule in India?

(C)
Q.96Which of the following is not an Olympic Sport?

(A)
Q.97 The flag of which country is also known as the Union Jack?

(A)
Q.98Boao Forum for Asia, which holds its annual conference at Boao Hainan Province, China, was originally proposed by former President Ramos of Philippines, former Prime Minister Monhiro Hosbkawa of Japan and:

(A)
Q.99ترکی تمام ہونا محاورہ ہے اسکا مفہوم کیا ہے؟

(D)
Q.100امیر خسرو کس شہر میں مدفون ہیں؟

(C)