12th class Computer Science chapter 12 online mcq test with answers for ICS part 2 Computer Science chapter 12 (Loop Constructs)

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Sr.#	Question	Answer
1	______ are used to move around the window if its contents do not fit on screen	A. menu bar B. Tool bar C. Scroll bar D. Status bar
2	A counter can be defined as:	A. The final value of a loop B. A variable that counts loop iterations C. The initial value of a loop D. The step value of a loop
3	Where should be the loop control variable initialized?	A. Before the loop starts B. In the first statement of the loop body C. In the last statement of the loop body D. Anywhere in the loop body
4	When is for loop more appropriate then while loop?	A. The termination condition is known in advance B. The number of iterations is not known in advance C. The loop should be executed only once D. The loop should be executed at least once
5	Which of the following is a loop statement?	A. If B. If-else C. Switch D. None
6	A ________ is used to perform the same sequence of steps or automating tasks repeatedly	A. Macro B. Module C. Forms D. Reports
7	What is the value of "a" after execution the following code segment: int a=2; int b=0; while(b<5) { a=a*2; b=b+1; } a=a+1;	A. 64 B. 65 C. 66 D. 67
8	The loop structure that executes at least ones is	A. While B. Do-while C. For D. All
9	In which loop the condition comes before the body of the loop?	A. While loop B. Do-while loop C. For loop D. B and C
10	What is the value of "a" after the execution of the following code? int a 25; for(int c=0; c<4;c++) a=a-1; a=1+3;	A. 23 B. 24 C. 25 D. 20