Computer Organization and Architecture MCQs – Set 7
UGC NET Paper 2 Computer Science SEPT 2013 – Computer Organization and Architecture
121. A binary ripple counter to count up to 16 383 requires how many flip-flops?
Computer Organization and Architecture • Digital Counters • UGC NET Paper 2 Computer Science SEPT 2013
122. Parametric line from P1(2,3) to P2(5,4) is x=2+3t,y=3+t,0≤t≤1. Which?
Computer Organization and Architecture • Geometric Primitives • UGC NET Paper 2 Computer Science SEPT 2013
123. Which component is not found in ICs?
Computer Organization and Architecture • IC Technology • UGC NET Paper 2 Computer Science SEPT 2013
124. Which are active graphics devices? (i) Alphanumeric (ii) Thumb wheels (iii) Digitizers (iv) Joysticks
Computer Organization and Architecture • Input Devices • UGC NET Paper 2 Computer Science SEPT 2013
125. Which logic family dissipates the least power?
Computer Organization and Architecture • Logic Families • UGC NET Paper 2 Computer Science SEPT 2013
126. TLB hit ratio=80%, TLB access=20ns, memory=100ns. Effective access time = ?
Computer Organization and Architecture • Memory hierarchy • UGC NET Paper 2 Computer Science SEPT 2013
127. A memory chip with 14 address pins and 8 data pins has how many locations?
Computer Organization and Architecture • Memory Systems • UGC NET Paper 2 Computer Science SEPT 2013
128. Pipeline speedup S = ?
Computer Organization and Architecture • Pipelining • UGC NET Paper 2 Computer Science SEPT 2013
129. Diametric vs trimetric projection: when two foreshorten equal & third arbitrary, and all arbitrary. Trimetric is ________
Computer Organization and Architecture • Projections • UGC NET Paper 2 Computer Science SEPT 2013
130. Fundamental antialiasing methods are (i) increase sample rate (ii) pixel as area (iii) decrease rate.
Computer Organization and Architecture • Rendering • UGC NET Paper 2 Computer Science SEPT 2013
131. For a 555-timer astable at 5 kHz with 70% duty, RA, RB, C are ________
Computer Organization and Architecture • Timers & Oscillators • UGC NET Paper 2 Computer Science SEPT 2013
132. The 4×4 rotation matrix with cosθ,sinθ in top-left rotates about which axis?
Computer Organization and Architecture • Transforms • UGC NET Paper 2 Computer Science SEPT 2013
133. In MPEG, spatial compression is like JPEG and temporal removes ______ frames.
Computer Organization and Architecture • Video Compression • UGC NET Paper 2 Computer Science SEPT 2013
134. BCD adder to add two decimal digits needs a minimum of ___.
Computer Organization and Architecture • Arithmetic circuits • UGC NET Paper 2 Computer Science SEPT 2013
135. In two-pass assembler, symbol table is ___.
Computer Organization and Architecture • Assemblers • UGC NET Paper 2 Computer Science SEPT 2013
136. Excess-3 code is self-complementing because ___.
Computer Organization and Architecture • Coding theory • UGC NET Paper 2 Computer Science SEPT 2013
137. Array A[20,10],4-word cells, base=100, row-major. Address of A[11,5] is ___.
Computer Organization and Architecture • Memory addressing • UGC NET Paper 2 Computer Science SEPT 2013
138. Size of ROM to build 8-bit adder/subtractor with mode, carry, overflow is ___.
Computer Organization and Architecture • Microprogramming • UGC NET Paper 2 Computer Science SEPT 2013
139. Signal period=10 ms. Frequency is ___ Hz.
Computer Organization and Architecture • Signals • UGC NET Paper 2 Computer Science SEPT 2013
140. What addressing mode lets instructions reference memory without full address in the opcode?
Computer Organization and Architecture • Addressing Modes • UGC NET Paper 2 Computer Science SEPT 2013
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This quiz is for educational purposes only…