Computer Networks
Which of the following functions does UDP perform?
Computer Networks
The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called
Computer Networks
In _______ forwarding, the routing table holds the address of just the next hop instead of complete route information.
Computer Networks
In Address Resolution Protocol (ARP), a packet is encapsulated directly into a
Computer Networks
If the sender is a host and wants to send a packet to another host on another network, the logical address that must be mapped to a physical address is ______.
Computer Networks
In a _________ protocol, the data section of a frame is a sequence of bits.
Computer Networks
An endpoint of an inter-process communication flow across a computer network is called
Computer Networks
Usually, telnet connection is established using command followed by name of host.
Computer Networks
_______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.
Computer Networks
Differential Manchester and multi line transmission (MLT-3) schemes differ in
Computer Networks
TCP/IP port number 69 is assigned for .
Computer Networks
A program which runs in the background and sends results requested by a client is called a .
Computer Networks
IPS in firewall stands for .
Computer Networks
A cable break in which topology stops all transmission
Computer Networks
Normally, WiFi signal reach m distance.
DBMS
In relational algebra what does the division operator compute?
DBMS
Transaction timestamp is:
DBMS
The deadlock state can be changed back to stable state by using statement.
DBMS
What is data denormalization and when is it appropriate?
DBMS
DB::table('questions')->orderByRaw('FIELD(q_level,3,2,1)')->get() in MySQL
DBMS
FLOOR(4.9) returns
DBMS
Which of the following index can occur only one per table?
DBMS
What is the difference between a view and a CTE (Common Table Expression) in terms of scope and reusability?
DBMS
What is deadlock avoidance vs deadlock prevention and which requires advance knowledge?
DBMS
What is the columnar data model and how does Apache Parquet implement it?
DBMS
Dirty read occurs when
DBMS
What is the Atomicity property of ACID transactions and how is it implemented by the DBMS?
DBMS
Which SQL clause is mandatory in a SELECT statement?
DBMS
What is a recursive CTE (WITH RECURSIVE) in SQL and what problem does it solve?
DBMS
Which normal form is most desirable ?
DBMS
DB::table('questions')->insert() vs DB::table('questions')->insertOrIgnore(): difference
DBMS
What is domain calculus in relational databases and how does it differ from tuple calculus?
DBMS
Which of the following is used for manufacturing chips?
DBMS
Which SQL creates a stored procedure with output parameter
DBMS
What is native compilation (NATIVE) vs interpreted mode for PL/SQL and what are the performance trade-offs?
Software Project Management
Prisonner’s dilemma can be related to the following:
Software Project Management
Every possible architecture partition possible changes into which of the following categories?
Software Project Management
Mutual exclusion can be provided by the
Software Project Management
Which of the following is a part of system release?
Software Project Management
Which of the following is not included in Architectural design decisions?
Software Project Management
& are two kinds of software products.
Software Project Management
Which kind of interview includes a process in which the employability of the job applicant is evaluated?
Software Project Management
Which of the following risk is the failure of a purchased component to perform as expected?
Software Project Management
Which of the following is/are White box technique?
Software Project Management
What is FIFO algorithm?
Software Project Management
Which is a software configuration management concept that helps us to control change without seriously impeding justifiable change?
Software Project Management
Which of the following costs is not part of the total effort cost?
Software Project Management
Which four framework activities are found in the Extreme Programming(XP) ?
Software Project Management
Which model is used to compute the effort required to integrate reusable components or program code that is automatically generated by design or program translation tools?
Software Project Management
The modification of the software to match changes in the ever changing environment, falls under which category of software maintenance?
Software Project Management
Which of the following is an important factor that can affect the accuracy and efficacy of estimates?
Software Project Management
Explain what is meant by PRODUCT with reference to one of the eight principles as per the ACM/IEEE Code of Ethics ?
Software Project Management
Select the incorrect statement: “Software engineers should
Software Project Management
Is it possible to make quality predictions about a system based solely on evaluation of its architecture?
Software Project Management
The Incremental Model is a result of combination of elements of which two models?
Software Engineering
To implement the Singleton design pattern specify all the needed steps ............
Software Engineering
Which things are measured by software Test effectiveness?
Software Engineering
What is 'mean time to repair' (MTTR) versus 'mean time between failures' (MTBF) and which metric matters most for high-availability systems?
Software Engineering
The equation V(G)= No. of predicated nodes+1 is applicable only when node has
Software Engineering
Forward engineering and reverse engineering can be applicable to ________
Software Engineering
______________ is used to show hierarchy in a pseudo code.
Software Engineering
Collection of logically related data stored together in one or more computerized files.
Software Engineering
What is the key difference between structural (white-box) and behavioural (black-box) testing?
Software Engineering
To connect several computers together, one generally needs to be running a(n) __________ operating system.
Software Engineering
In reverse engineering process, what refers to the sophistication of the design information that can be extracted from the source code?
Software Engineering
What is 'incremental risk reduction' as Spiral cycles accumulate and how does this affect project velocity?
Software Engineering
___________diagram is time-oriented?
Software Engineering
The CRC modeling primarily requires
Software Engineering
————- means under what test environment(Hardware, software set up. the application will run smoothly
Software Engineering
Programs that coordinate all of the computer’s resources including memory, processing, storage, and devices such as printers are collectively referred to as
Software Engineering
COCOMO is ________.
Software Engineering
What encapsulates state data and services in a manner that is analogous to objects?
Software Engineering
which of the following is the component test standard?
Software Engineering
What is the purpose of a 'use case' in requirements engineering and how does it differ from a user story?
Software Engineering
Classes and interfaces are a part of
OOP Using C++
What is the output: template<typename T> T gcd2(T a,T b){return b==T{}?a:gcd2(b,a%b);} cout<<gcd2(24,36);
OOP Using C++
What is 'std::from_chars'?
OOP Using C++
What is the output: class A{public:int x; A(int v):x(v){cout<<v;} ~A(){cout<<~x;} }; {A a(3);}
OOP Using C++
What is the output: auto x=42u; cout<<sizeof(x);
OOP Using C++
What is the output: int f(int n,int s=0){return n?f(n/10,s+n%10):s;} cout<<f(123);
OOP Using C++
What is 'narrowing conversion' in C++?
OOP Using C++
What is the output: class A{int x; public:A(int v):x(v){} int operator()(int y)const{return x*y;} int operator()(int y,int z)const{return x*(y+z);}}; A a(3); cout<<a(4)<<a(4,5);
OOP Using C++
What is the output: int x=5; switch(x){case 5: cout<<'A'; [[fallthrough]]; case 6: cout<<'B'; break; default: cout<<'C';}
OOP Using C++
What is the output: template<auto V> struct Lit{static constexpr auto value=V;}; cout<<Lit<42>::value<<Lit<3.14>::value;
OOP Using C++
What is the output: int n=10; for(int i=2; i*i<=n; i++) if(n%i==0) { cout<<'C'; break; }
OOP Using C++
What is the output: auto f=[]()->int{throw 1; return 0;}; try{cout<<f();}catch(int i){cout<<i;}
OOP Using C++
What is the output: int a[]={1,2,3,4,5}; int s=0; for(int i=0;i<5;i+=2) s+=a[i]; cout<<s;
OOP Using C++
What is the output: class A{public:virtual void f(){cout<<'A';} virtual void g()=0;}; class B:public A{public:void f()override{cout<<'B';} void g()override{cout<<'G';}}; B b; b.f(); b.g();
OOP Using C++
What is the output: template<typename T> struct IsIntegral{static const bool v=false;}; template<> struct IsIntegral<int>{static const bool v=true;}; template<> struct IsIntegral<long>{static const bool v=true;}; cout<<IsIntegral<int>::v<<IsIntegral<double>::v<<IsIntegral<long>::v;
OOP Using C++
What is the output: int f(int n){return n<=0?0:(n%2)+f(n/2);} cout<<f(15);
OOP Using C++
What is the output: template<typename T> struct Add1{using type=T;}; template<> struct Add1<int>{using type=long;}; template<> struct Add1<long>{using type=long long;}; cout<<is_same_v<Add1<int>::type,long><<is_same_v<Add1<char>::type,char>;
OOP Using C++
What is the output: template<typename T> T maxVal(T a,T b){return a>b?a:b;} cout<<maxVal(3,7)<<maxVal(2.5,1.5);
OOP Using C++
What is the output: class A{int x; public: A():x(42){} int& ref(){return x;}}; A a; cout<<a.ref();
OOP Using C++
Which of these is NOT a valid C++ translation phase?
OOP Using C++
What is 'move constructor'?
Computer Fundamentals
Optimal page replacement algorithm?
Computer Fundamentals
A/B testing in software means?
Computer Fundamentals
Port 3306 is associated with?
Computer Fundamentals
Which protocol is connectionless?
Computer Fundamentals
Kafka topic partition allows?
Computer Fundamentals
WebSocket provides?
Computer Fundamentals
Digital watermarking differs from steganography in?
Computer Fundamentals
NAND flash is named after which logic gate?
Computer Fundamentals
Prim's and Kruskal's algorithms find?
Computer Fundamentals
QLC NAND stores how many bits per cell?
Computer Fundamentals
Android OS is based on?
Computer Fundamentals
Which sense does haptic feedback primarily stimulate?
Computer Fundamentals
What does len([1,2,3,4,5]) return in Python?
Computer Fundamentals
Which CPU socket type does AMD Ryzen 7000 series use?
Computer Fundamentals
The read/write head of an HDD floats above the platter at?
Computer Fundamentals
The biased exponent in IEEE 754 single precision uses bias of?
Computer Fundamentals
UFS (Universal Flash Storage) in smartphones is?
Computer Fundamentals
1 Megabyte is equal to?
Computer Fundamentals
NAT (Network Address Translation) allows?
Computer Fundamentals
Static code analysis is performed?