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The deployment and maintenance of modern computer systems, and emphasis on the user administration. It includes an overview of basic administrative tasks.
An arrangement of nodes and interconnecting branches.
This staff respond to individual users' difficulties with computer systems, provide instructions and sometimes training, and diagnose and solve common problems.
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = a | b + c;
What is the extension name of a Java Source code?
A test case identification technique which produces enough test cases such that each decision has a true and a false outcome at least once.
Which of the following is a valid nexDouble() return value?
Which of the following is not an escape sequence?
The planned systematic activities necessary to ensure that a component, module, or system conforms to established technical requirements.
what will be the output if you execute this code? int x=1; switch(x) { case 1: System.out.print("1"); case 2: System.out.print("1"); case 3: System.out.print("1"); default: System.out.print("1"); }
Can we directly compile codes from notepad?
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = a >> 2;
Which of the following is a valid identifier?
Computer instructions and definitions expressed in a form [binary code] that can be recognized by the CPU of a computer. All source code, regardless of the language in which it was programmed, is eventually converted to machine code.
Which is not a repetition control structure?
Execution of programs serially with no interactive processing. Contrast with real time processing.
What will happen if we compile the statement below? ~System.out.println(“Hello World!”)
What will be the output if you execute this code? do{System.out.println("Hello World!");}while(false);
Which of the following does not return numeric value?
What did java generates after compiling the java source code?
In image processing and pattern recognition, the smallest element of a digital image that can be assigned a gray level.
Which of the following is not a primitive data type?
The number of records in a block.
A programming language which requires little knowledge of the target computer, can be translated into several different machine languages, allows symbolic naming of operations and addresses, provides features designed to facilitate expression of data structures and program logic, and usually results in several machine instructions for each program statement.
What is the correct statement to compile Java program in command line?
Which of the following is true about Runtime errors:
A relational database programming system incorporating the SQL programming language.
A requirement that specifies an external item with which a system or system component must interact, or sets forth constraints on formats, timing, or other factors caused by such an interaction.
Which of the following is true about syntax errors:
What will happen if you use JOptionPane.showMessageDialog statement in your program?
A sequence of instructions that may be performed in the execution of a computer program.
This person maintains network infrastructure such as switches and routers, and diagnoses problems with these or with the behavior of network-attached computers
Pertaining to the principles of mathematical logic developed by George Boole, a nineteenth century mathematician.
Which of the following is not a java keyword?
Ensuring continuous adequate performance of sensing, measurement, and actuating equipment with regard to specified accuracy and precision requirements.
A standard interface for hard disks which provides for building most of the controller circuitry into the disk drive to save space.
This is a computer operating system based on the Debian Linux distribution and distributed as free and open source software, using its own desktop environment
What is the correct statement to run Java program in command line?
A diagram of a software system or module, consisting of a rectangle on the left listing inputs, a rectangle in the center listing processing steps, a rectangle on the right listing outputs, and arrows connecting inputs to processing steps and processing steps to outputs.
The Java feature, "write once, run anywhere", is termed as
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = 1;
A software V&V task to determine the extent of V&V analysis and testing that must be repeated when changes are made to any previously examined software products.
What will be the output if you execute this code? do{System.out.println("Hello World!");}while(true);
Windows Server server operating system by Microsoft, as part of the Windows ME family of operating systems
A technology for writing programs that are made up of self-sufficient modules that contain all of the information needed to manipulate a given data structure.
A _____ is the administrator of a mail server
Documentation of changes made to the system.
Which of the following is a valid statement to accept int input? Let us assume that we have declared scan as Scanner.
Communications systems that use optical fibers for transmission.
Which of the following is a valid statement to accept String input?
A character string that enables a user to have full or limited access to a system or to a set of data.
A manual testing technique in which program documents [specifications (requirements, design), source code or user's manuals] are examined in a very formal and disciplined manner to discover errors, violations of standards and other problems.
Which of the following has the correct form for an if statement?
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = b % a;
Why do we need to set the path for JavaC in command line?
It is a person maintains a database system, and is responsible for the integrity of the data and the efficiency and performance of the system.
Which of the following a valid Java identifier?
The time interval between the instant at which a CPU's instruction control unit initiates a call for data and the instant at which the actual transfer of the data starts.
An object-oriented high-level programming language.
Data for which space is allocated but for which no value currently exists.
It is a series of graphical interface operating systems developed, marketed, and sold by Microsoft.
An instruction which causes program execution to jump to a new point in the program sequence, rather than execute the next instruction.
A source code instruction that is replaced by a predefined sequence of source instructions, usually in the same language as the rest of the program and usually during assembly or compilation.
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult += c;
Which of the following is not a valid variable declaration in Java?
Which of the following is a valid nextInt() return value?
A language used to identify a sequence of jobs, describe their requirements to an operating system, and control their execution.
A measure of how closely the mean value in a series of replicate measurements approaches the true value.
What was the initial name for the Java programming language?
Chips which can be called read/write memory, since the data stored in them may be read or new data may be written into any memory address on these chips.
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? booleanResult = x && y || x;
When was the officially released of Java?
What type of value does the nextLine() returns?
The process of determining the achieved level of reliability for an existing system or system component.
A measure of the reliability of a computer system, equal to average operating time of equipment between failures, as calculated on a statistical basis from the known failure rates of various components of the system.
Which of the following is not Java Literal?
Which of the following is not the feature of java?
This is a computer with a high level of performance as compared to a general-purpose computer.
An acronym for Beginners All-purpose Symbolic Instruction Code, a high-level programming language intended to facilitate learning to program in an interactive environment.
A high priority interrupt that cannot be disabled by another interrupt.
Which of the following we are not allowed to write java source code?
The feature of Java which makes it possible to execute several tasks simultaneously.
JVM is responsible for
A non-moving storage device utilizing one of a number of types of electronic circuitry to store information
A person who maintains web server services (such as Apache or IIS) that allow for internal or external access to web sites.
What will be the value of x after you execute this statement int z=0; for(int x=0; x<10; x++) for(int y=0; y<x; y++) z*=(x*y);
Pertaining to the simultaneity of two or more processes.
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = a & b;
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = ++b * a + c;
A mathematical entity whose value, namely, the value of the dependent variable, depends in a specified manner on the values of one or more independent variables, with not more than one value of the dependent variable corresponding to each permissible combination of values from the respective ranges of the independent variables.
Establishing confidence through appropriate testing that the finished product produced by a specified process meets all release requirements for functionality and safety.
What is the input for Java Compiler?
Pertaining to an actual configuration of software code resulting from a software development project.
A sequence of program statements that can never be executed.
Activities such as adjusting, cleaning, modifying, overhauling equipment to assure performance in accordance with requirements.
Which of the following is not usable for writing java source code?
What is floating-point literal?
Which is not a decision control structure?
What will be the value of x after executing this code for(int x=0; x<=10; x++) {} is run?
A variable that is set to a prescribed state, often "true" or "false", based on the results of a process or the occurrence of a specified condition.
An organization involved in the generation and promulgation of standards. IEEE standards represent the formalization of current norms of professional practice through the process of obtaining the consensus of concerned, practicing professionals in the given field.
What will happen if you use JOptionPane. showInputDialog statement in your program?
An assessment of the consequence of the worst credible mishap that could be caused by a specific hazard.
A computer program that creates a single load module from two or more independently translated object modules or load modules by resolving cross references among the modules and, possibly, by relocating elements.
Can we directly compile codes from NetBeans?
complex instruction set computer
High frequency electromagnetic waves that emanate from electronic devices such as chips and other electronic devices.
Which of the following method reads input from the user and return String value?
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? intResult = b << c;
The complete set of instructions recognized by a given computer or provided by a given programming language.
Which of the following is not a valid Float value?
A language used to express computer programs. See: computer language, high-level language, low-level language.
It is a person employed to maintain and operate a computer system and/or network.
A _____ distribution is a member of the family of Unix-like operating systems built on top of the Linux kernel.
Which statement will check if x is less than y?
cathode ray tube
A _____ administrator is a specialist in computer and network security, including the administration of security devices such as firewalls, as well as consulting on general security measures.
What is the correct statement to set JavaC path in command line?
This system was first announced on 16 August 1993 by Ian Murdock
This computer became a significant OS market share category starting with Apple's iOS-based iPad in 2010
A _____ operator performs routine maintenance and upkeep, such as changing backup tapes or replacing failed drives in a RAID.
The period of time in the software life cycle during which a software product is employed in its operational environment, monitored for satisfactory performance, and modified as necessary to correct problems or to respond to changing requirements.
Which of the following is not a Java comment?
Let us assume that we have the following variables in our program: int a = 2; int b = 5; int c = 3; int intResult = 0; boolean x = true; boolean y = false; boolean booleanResult = false; What will be the value of intResult or booleanResult if we execute the following expressions? booleanResult = !((a + c) > b) && x;
Which statement will check if x is equal to y?
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